ellendagher/MNLP_M2_mcqa_dataset_lighteval_cleaned

question stringlengths 4 399	choices listlengths 4 8	correct_answer stringlengths 1 116	prompt stringlengths 146 739	completion stringlengths 25 140	answer stringclasses 5 values
what gene does two living things crossing cause their offspring to have?	[ "white eye color", "genetic material", "fur and fat", "bad personality", "dehydration", "pregnancy hormones", "deoxyribonucleic acid", "genetic diversity" ]	white eye color	Answer the following multiple-choice question. Question: what gene does two living things crossing cause their offspring to have? Options: A. white eye color B. genetic material C. fur and fat D. bad personality E. dehydration F. pregnancy hormones G. deoxyribonucleic acid H. genetic diversity Which option is correct and why?	The correct answer is: white eye color.	A
What happens when the muscle is stretched while fibers are shorter?	[ "rest", "decreases", "Broken bone", "Injury", "abrasion", "forces", "Warmth", "Muscle repair" ]	Injury	Answer the following multiple-choice question. Question: What happens when the muscle is stretched while fibers are shorter? Options: A. rest B. decreases C. Broken bone D. Injury E. abrasion F. forces G. Warmth H. Muscle repair Which option is correct and why?	The correct answer is: Injury.	D
What are the three types of mixtures?	[ "absorbing , suspensions , colloids", "cosmic , suspensions , colloids", "solutions, suspensions, colloids", "Powders, Gels, Smooth" ]	solutions, suspensions, colloids	Answer the following multiple-choice question. Question: What are the three types of mixtures? Options: A. absorbing , suspensions , colloids B. cosmic , suspensions , colloids C. solutions, suspensions, colloids D. Powders, Gels, Smooth Which option is correct and why?	The correct answer is: solutions, suspensions, colloids.	C
What types of biomes are found in the Pacific?	[ "mediterranean", "ferns", "marine", "canine", "land", "complex", "protected", "Conifers" ]	marine	Answer the following multiple-choice question. Question: What types of biomes are found in the Pacific? Options: A. mediterranean B. ferns C. marine D. canine E. land F. complex G. protected H. Conifers Which option is correct and why?	The correct answer is: marine.	C
What makes up most of biological tissues?	[ "muscle", "bone", "air", "water" ]	water	Answer the following multiple-choice question. Question: What makes up most of biological tissues? Options: A. muscle B. bone C. air D. water Which option is correct and why?	The correct answer is: water.	D
What happens with the gene flow between similar species of plants?	[ "Genetic diversity is increased", "sperm and egg fuse", "basic building blocks of life", "The gene flow dies", "biological diversity", "Genetic diversity is decreased", "It helps them survive", "The plant dies" ]	Genetic diversity is increased	Answer the following multiple-choice question. Question: What happens with the gene flow between similar species of plants? Options: A. Genetic diversity is increased B. sperm and egg fuse C. basic building blocks of life D. The gene flow dies E. biological diversity F. Genetic diversity is decreased G. It helps them survive H. The plant dies Which option is correct and why?	The correct answer is: Genetic diversity is increased.	A
When lactose is present in the cell, what allows the lac genes to be expressed?	[ "the addition of water", "concentration of repressor protein", "nonbinding of repressor protein", "binding of expressor protein" ]	nonbinding of repressor protein	Answer the following multiple-choice question. Question: When lactose is present in the cell, what allows the lac genes to be expressed? Options: A. the addition of water B. concentration of repressor protein C. nonbinding of repressor protein D. binding of expressor protein Which option is correct and why?	The correct answer is: nonbinding of repressor protein.	C
Living organisms are made up of what type of carbon-based compounds?	[ "biophysical", "microbial", "biochemical", "synthetic" ]	biochemical	Answer the following multiple-choice question. Question: Living organisms are made up of what type of carbon-based compounds? Options: A. biophysical B. microbial C. biochemical D. synthetic Which option is correct and why?	The correct answer is: biochemical.	C
What is it called when a mistake occurs in dna replication.	[ "radiation", "degradation", "mutation", "adaptation" ]	mutation	Answer the following multiple-choice question. Question: What is it called when a mistake occurs in dna replication. Options: A. radiation B. degradation C. mutation D. adaptation Which option is correct and why?	The correct answer is: mutation.	C
what habitats are replaced when building housing developments?	[ "important habitats", "strays and wildlife", "sea creatures", "dolphins", "humans", "single-celled organisms", "one celled organisms", "Males and females" ]	strays and wildlife	Answer the following multiple-choice question. Question: what habitats are replaced when building housing developments? Options: A. important habitats B. strays and wildlife C. sea creatures D. dolphins E. humans F. single-celled organisms G. one celled organisms H. Males and females Which option is correct and why?	The correct answer is: strays and wildlife.	B
As the earth orbits the sun	[ "various places experience different weather patterns", "weather is consistent world-wide", "weather is always different", "we all have snow" ]	various places experience different weather patterns	Answer the following multiple-choice question. Question: As the earth orbits the sun Options: A. various places experience different weather patterns B. weather is consistent world-wide C. weather is always different D. we all have snow Which option is correct and why?	The correct answer is: various places experience different weather patterns.	A
Through which part of the body do most animals take in oxygen?	[ "nose", "mouth", "ears", "rectum" ]	mouth	Answer the following multiple-choice question. Question: Through which part of the body do most animals take in oxygen? Options: A. nose B. mouth C. ears D. rectum Which option is correct and why?	The correct answer is: mouth.	B
What type of animals breathe with gills as larvae and with lungs as adults?	[ "amphibians", "mammals", "reptiles", "insects" ]	amphibians	Answer the following multiple-choice question. Question: What type of animals breathe with gills as larvae and with lungs as adults? Options: A. amphibians B. mammals C. reptiles D. insects Which option is correct and why?	The correct answer is: amphibians.	A
Where is a mama bear likely to find food?	[ "on top of the highest trees", "in the deepest mines", "in the inside of a felled oak", "at the bottom of the lake" ]	in the inside of a felled oak	Answer the following multiple-choice question. Question: Where is a mama bear likely to find food? Options: A. on top of the highest trees B. in the deepest mines C. in the inside of a felled oak D. at the bottom of the lake Which option is correct and why?	The correct answer is: in the inside of a felled oak.	C
Mesophyll consists mainly of parenchyma cells specialized for what?	[ "respiration", "photosynthesis", "digestion", "circulation" ]	photosynthesis	Answer the following multiple-choice question. Question: Mesophyll consists mainly of parenchyma cells specialized for what? Options: A. respiration B. photosynthesis C. digestion D. circulation Which option is correct and why?	The correct answer is: photosynthesis.	B
Which of these animals could keep itself warmest?	[ "a squirrel", "a whale", "a chihuahua", "a cat" ]	a whale	Answer the following multiple-choice question. Question: Which of these animals could keep itself warmest? Options: A. a squirrel B. a whale C. a chihuahua D. a cat Which option is correct and why?	The correct answer is: a whale.	B
Photosynthesis features	[ "single celled organisms", "humans", "cats", "fish" ]	single celled organisms	Answer the following multiple-choice question. Question: Photosynthesis features Options: A. single celled organisms B. humans C. cats D. fish Which option is correct and why?	The correct answer is: single celled organisms.	A
What has a woody stem covered with bark?	[ "Aloe", "Cacti", "bamboo", "bushes", "Pines", "Ferns", "apple", "elms" ]	Pines	Answer the following multiple-choice question. Question: What has a woody stem covered with bark? Options: A. Aloe B. Cacti C. bamboo D. bushes E. Pines F. Ferns G. apple H. elms Which option is correct and why?	The correct answer is: Pines.	E
The science of analyzing tree rings is called what?	[ "dendrochronology", "algorithms", "estradiol", "conservation" ]	dendrochronology	Answer the following multiple-choice question. Question: The science of analyzing tree rings is called what? Options: A. dendrochronology B. algorithms C. estradiol D. conservation Which option is correct and why?	The correct answer is: dendrochronology.	A
Some flowers become an adaptation for what?	[ "genetic diversity", "Reproduction", "insects", "seed dispersal", "Plant reproduction", "seed cracking", "seed destruction", "seed withering" ]	seed dispersal	Answer the following multiple-choice question. Question: Some flowers become an adaptation for what? Options: A. genetic diversity B. Reproduction C. insects D. seed dispersal E. Plant reproduction F. seed cracking G. seed destruction H. seed withering Which option is correct and why?	The correct answer is: seed dispersal.	D
Does warm air sit above or below cooler air in the troposphere?	[ "above", "near", "below", "adjacent" ]	below	Answer the following multiple-choice question. Question: Does warm air sit above or below cooler air in the troposphere? Options: A. above B. near C. below D. adjacent Which option is correct and why?	The correct answer is: below.	C
While the chromosome is replicating, the cell does what?	[ "diffuses", "elongates", "shrinks", "propagates" ]	elongates	Answer the following multiple-choice question. Question: While the chromosome is replicating, the cell does what? Options: A. diffuses B. elongates C. shrinks D. propagates Which option is correct and why?	The correct answer is: elongates.	B
Along with other elements, most ores are made of what?	[ "sodium", "metal", "coal", "crystals" ]	metal	Answer the following multiple-choice question. Question: Along with other elements, most ores are made of what? Options: A. sodium B. metal C. coal D. crystals Which option is correct and why?	The correct answer is: metal.	B
In celsius, what is the temperature at which water freezes?	[ "100 degrees", "32 degrees", "zero degrees", "absolute zero" ]	zero degrees	Answer the following multiple-choice question. Question: In celsius, what is the temperature at which water freezes? Options: A. 100 degrees B. 32 degrees C. zero degrees D. absolute zero Which option is correct and why?	The correct answer is: zero degrees.	C
What are the key cells of an immune response?	[ "lymphocytes", "keratinocytes", "histiocytes", "erythrocytes" ]	lymphocytes	Answer the following multiple-choice question. Question: What are the key cells of an immune response? Options: A. lymphocytes B. keratinocytes C. histiocytes D. erythrocytes Which option is correct and why?	The correct answer is: lymphocytes.	A
what protects the body from harmful substances?	[ "h2o", "brain", "hard outer covering", "fur and fat", "protective bony armor", "salt and pepper", "epidermis and dermis", "deoxyribonucleic acid" ]	epidermis and dermis	Answer the following multiple-choice question. Question: what protects the body from harmful substances? Options: A. h2o B. brain C. hard outer covering D. fur and fat E. protective bony armor F. salt and pepper G. epidermis and dermis H. deoxyribonucleic acid Which option is correct and why?	The correct answer is: epidermis and dermis.	A
We have respiration in our bodies to	[ "deal with gas", "Talk for hours", "Thinking", "Running" ]	deal with gas	Answer the following multiple-choice question. Question: We have respiration in our bodies to Options: A. deal with gas B. Talk for hours C. Thinking D. Running Which option is correct and why?	The correct answer is: deal with gas.	A
What gas produced by fossil fuel use is a major cause of global warming?	[ "phosphorous", "carbon dioxide", "helium", "hydrogen" ]	carbon dioxide	Answer the following multiple-choice question. Question: What gas produced by fossil fuel use is a major cause of global warming? Options: A. phosphorous B. carbon dioxide C. helium D. hydrogen Which option is correct and why?	The correct answer is: carbon dioxide.	B
In the wilderness, light pollution is?	[ "less", "stronger", "brighter", "more widespread" ]	less	Answer the following multiple-choice question. Question: In the wilderness, light pollution is? Options: A. less B. stronger C. brighter D. more widespread Which option is correct and why?	The correct answer is: less.	A
If a frog is a baby, then it has	[ "zero legs", "four legs", "two legs", "zero parents" ]	zero legs	Answer the following multiple-choice question. Question: If a frog is a baby, then it has Options: A. zero legs B. four legs C. two legs D. zero parents Which option is correct and why?	The correct answer is: zero legs.	A
What can our ears detect?	[ "extremely high frequencies", "matter vibrating", "population movement", "extremely high-pitched sound", "electromagnetic energy", "matter's height", "sensory neurons", "rays or beams" ]	matter vibrating	Answer the following multiple-choice question. Question: What can our ears detect? Options: A. extremely high frequencies B. matter vibrating C. population movement D. extremely high-pitched sound E. electromagnetic energy F. matter's height G. sensory neurons H. rays or beams Which option is correct and why?	The correct answer is: matter vibrating.	B
Which is likely to have come from the same supplier that the florist gets their product from?	[ "a laptop computer", "a human", "a steak", "a durian" ]	a durian	Answer the following multiple-choice question. Question: Which is likely to have come from the same supplier that the florist gets their product from? Options: A. a laptop computer B. a human C. a steak D. a durian Which option is correct and why?	The correct answer is: a durian.	D
What would be removed via the kidneys?	[ "bacteria", "organs", "blood", "skin" ]	bacteria	Answer the following multiple-choice question. Question: What would be removed via the kidneys? Options: A. bacteria B. organs C. blood D. skin Which option is correct and why?	The correct answer is: bacteria.	A
A squirrel eats all of the acorns in a tree. The tree is empty, and the squirrel is still hungry, so	[ "the squirrel studies", "the squirrel leaves", "the squirrel breeds", "the squirrel flies" ]	the squirrel leaves	Answer the following multiple-choice question. Question: A squirrel eats all of the acorns in a tree. The tree is empty, and the squirrel is still hungry, so Options: A. the squirrel studies B. the squirrel leaves C. the squirrel breeds D. the squirrel flies Which option is correct and why?	The correct answer is: the squirrel leaves.	B
What is one consequence of soil loss?	[ "Decrease bodily water", "humans disturb it", "drying out", "flooding", "contamination", "deforestation", "chemical changes", "Water pollution" ]	Water pollution	Answer the following multiple-choice question. Question: What is one consequence of soil loss? Options: A. Decrease bodily water B. humans disturb it C. drying out D. flooding E. contamination F. deforestation G. chemical changes H. Water pollution Which option is correct and why?	The correct answer is: Water pollution.	A
A ship navigates with a magnetic compass because it is	[ "predictable", "unpredictable", "waterproof", "tradition" ]	predictable	Answer the following multiple-choice question. Question: A ship navigates with a magnetic compass because it is Options: A. predictable B. unpredictable C. waterproof D. tradition Which option is correct and why?	The correct answer is: predictable.	A
Because charges must have an unbroken path to follow, electric current cannot flow through a material unless it forms what?	[ "closed loop", "complete loop", "total loop", "closed area" ]	closed loop	Answer the following multiple-choice question. Question: Because charges must have an unbroken path to follow, electric current cannot flow through a material unless it forms what? Options: A. closed loop B. complete loop C. total loop D. closed area Which option is correct and why?	The correct answer is: closed loop.	A
What are lasers?	[ "energy", "inactive", "Firecrackers", "polarized", "heated", "electricity", "magnetized", "irregular" ]	polarized	Answer the following multiple-choice question. Question: What are lasers? Options: A. energy B. inactive C. Firecrackers D. polarized E. heated F. electricity G. magnetized H. irregular Which option is correct and why?	The correct answer is: polarized.	D
What causes damage to the lungs?	[ "breathing", "tar", "HPV", "fire", "CFCs", "sunshine", "coal", "mist" ]	tar	Answer the following multiple-choice question. Question: What causes damage to the lungs? Options: A. breathing B. tar C. HPV D. fire E. CFCs F. sunshine G. coal H. mist Which option is correct and why?	The correct answer is: tar.	B
Disease has a negative impact on	[ "electronics", "fabrics", "plants and animals", "genetic diversity", "dirt", "our planet", "Abnormal cell growth", "genetic material" ]	plants and animals	Answer the following multiple-choice question. Question: Disease has a negative impact on Options: A. electronics B. fabrics C. plants and animals D. genetic diversity E. dirt F. our planet G. Abnormal cell growth H. genetic material Which option is correct and why?	The correct answer is: plants and animals.	C
What do you call the angle of the earth's axis of rotation?	[ "horizontal tilt", "axial tilt", "vertical tilt", "dynamic tilt" ]	axial tilt	Answer the following multiple-choice question. Question: What do you call the angle of the earth's axis of rotation? Options: A. horizontal tilt B. axial tilt C. vertical tilt D. dynamic tilt Which option is correct and why?	The correct answer is: axial tilt.	B
Hydras and sea anemones are examples of what form?	[ "anemone", "node", "polyp", "lesions" ]	polyp	Answer the following multiple-choice question. Question: Hydras and sea anemones are examples of what form? Options: A. anemone B. node C. polyp D. lesions Which option is correct and why?	The correct answer is: polyp.	C
What anchors plants into the soil are called	[ "a form of webbing", "Velcro with extra grip", "the same as an american television miniseries about slavery", "large anchors made of metal" ]	the same as an american television miniseries about slavery	Answer the following multiple-choice question. Question: What anchors plants into the soil are called Options: A. a form of webbing B. Velcro with extra grip C. the same as an american television miniseries about slavery D. large anchors made of metal Which option is correct and why?	The correct answer is: the same as an american television miniseries about slavery.	C
What activity changes the local environment the most?	[ "people sometimes camping", "moderate rain", "over-logging", "rabbit breeding" ]	over-logging	Answer the following multiple-choice question. Question: What activity changes the local environment the most? Options: A. people sometimes camping B. moderate rain C. over-logging D. rabbit breeding Which option is correct and why?	The correct answer is: over-logging.	C
With what does cytokinins act in concert to stimulate cell division and influence the pathway of differentiation?	[ "hormone", "ribosomes", "auxin", "dna" ]	auxin	Answer the following multiple-choice question. Question: With what does cytokinins act in concert to stimulate cell division and influence the pathway of differentiation? Options: A. hormone B. ribosomes C. auxin D. dna Which option is correct and why?	The correct answer is: auxin.	C
A plant requires what to grow?	[ "Something that is created on Mars", "Something made primarily of oxygen and nitrogen", "Something that is found on Jupiter", "Something that take eight minutes to travel to the Earth", "Basic units of the plant body.", "keeping food fresh for long periods of time", "Something that comes from the Moon", "Something whose growth is discouraged by heavy wet soils" ]	Something that take eight minutes to travel to the Earth	Answer the following multiple-choice question. Question: A plant requires what to grow? Options: A. Something that is created on Mars B. Something made primarily of oxygen and nitrogen C. Something that is found on Jupiter D. Something that take eight minutes to travel to the Earth E. Basic units of the plant body. F. keeping food fresh for long periods of time G. Something that comes from the Moon H. Something whose growth is discouraged by heavy wet soils Which option is correct and why?	The correct answer is: Something that take eight minutes to travel to the Earth.	D
The ability of a water spider to walk across a body of water is an example of what?	[ "high density", "low gravity", "magnetism", "surface tension" ]	surface tension	Answer the following multiple-choice question. Question: The ability of a water spider to walk across a body of water is an example of what? Options: A. high density B. low gravity C. magnetism D. surface tension Which option is correct and why?	The correct answer is: surface tension.	D
Which of the following will most likely to be true?	[ "focused light beams like lasers can endanger pilots", "napkins can endanger pilots", "sweaters can endanger pilots", "teddy bears can endanger pilots" ]	focused light beams like lasers can endanger pilots	Answer the following multiple-choice question. Question: Which of the following will most likely to be true? Options: A. focused light beams like lasers can endanger pilots B. napkins can endanger pilots C. sweaters can endanger pilots D. teddy bears can endanger pilots Which option is correct and why?	The correct answer is: focused light beams like lasers can endanger pilots.	A
The fetal stage begins about how long after fertilization?	[ "two months", "four months", "one month", "three months" ]	two months	Answer the following multiple-choice question. Question: The fetal stage begins about how long after fertilization? Options: A. two months B. four months C. one month D. three months Which option is correct and why?	The correct answer is: two months.	A
A bulb uses electrical energy to produce:	[ "waves", "unique", "fields", "Green", "heat", "rays", "energy", "warmth" ]	rays	Answer the following multiple-choice question. Question: A bulb uses electrical energy to produce: Options: A. waves B. unique C. fields D. Green E. heat F. rays G. energy H. warmth Which option is correct and why?	The correct answer is: rays.	A
What do simple eukaryotes have?	[ "Energy", "fur and fat", "Motility", "bioaerosols", "four limbs", "pollen", "glucose", "Energy." ]	Motility	Answer the following multiple-choice question. Question: What do simple eukaryotes have? Options: A. Energy B. fur and fat C. Motility D. bioaerosols E. four limbs F. pollen G. glucose H. Energy. Which option is correct and why?	The correct answer is: Motility.	C
Liquids that mix with water in all proportions are usually polar substances or substances that form these?	[ "compressed bonds", "hydrogen bonds", "atmospheric bonds", "silicon bonds" ]	hydrogen bonds	Answer the following multiple-choice question. Question: Liquids that mix with water in all proportions are usually polar substances or substances that form these? Options: A. compressed bonds B. hydrogen bonds C. atmospheric bonds D. silicon bonds Which option is correct and why?	The correct answer is: hydrogen bonds.	B
If many birds in the area are killed the ecosystem may become overcrowded with	[ "chickens", "insects", "cats", "birds" ]	insects	Answer the following multiple-choice question. Question: If many birds in the area are killed the ecosystem may become overcrowded with Options: A. chickens B. insects C. cats D. birds Which option is correct and why?	The correct answer is: insects.	B
What is the hollow sac like organ that stores urine until it is excreted?	[ "kidney", "ureter", "tumor", "bladder" ]	bladder	Answer the following multiple-choice question. Question: What is the hollow sac like organ that stores urine until it is excreted? Options: A. kidney B. ureter C. tumor D. bladder Which option is correct and why?	The correct answer is: bladder.	D
What can cause the leading cause of death for children?	[ "being distracted", "chemical reaction", "Electrical energy", "cigarettes", "smoking cigarettes", "deoxyribonucleic acid", "Allergies", "harmful substances" ]	being distracted	Answer the following multiple-choice question. Question: What can cause the leading cause of death for children? Options: A. being distracted B. chemical reaction C. Electrical energy D. cigarettes E. smoking cigarettes F. deoxyribonucleic acid G. Allergies H. harmful substances Which option is correct and why?	The correct answer is: being distracted.	A
What does moving into or out of a population affect?	[ "furniture", "offspring", "humans", "health", "animals", "traits", "children", "basement" ]	traits	Answer the following multiple-choice question. Question: What does moving into or out of a population affect? Options: A. furniture B. offspring C. humans D. health E. animals F. traits G. children H. basement Which option is correct and why?	The correct answer is: traits.	A
if a solid piece stands out in the elements, and reduces in size over time, what might have happened?	[ "it is moving away", "it has been depressed", "it has been stolen", "it has been weathered down" ]	it has been weathered down	Answer the following multiple-choice question. Question: if a solid piece stands out in the elements, and reduces in size over time, what might have happened? Options: A. it is moving away B. it has been depressed C. it has been stolen D. it has been weathered down Which option is correct and why?	The correct answer is: it has been weathered down.	D
People commonly have bad reactions to what they get from a	[ "discount store", "lawyer", "catalog", "pharmacy" ]	pharmacy	Answer the following multiple-choice question. Question: People commonly have bad reactions to what they get from a Options: A. discount store B. lawyer C. catalog D. pharmacy Which option is correct and why?	The correct answer is: pharmacy.	D
What happens when salt water is boiled?	[ "salt changes into other things", "flow of electrons", "water is evaporated", "water freezes", "salt is evaporated", "prolactin release", "Plant growth is reduced", "looseness of dirt or compost" ]	water is evaporated	Answer the following multiple-choice question. Question: What happens when salt water is boiled? Options: A. salt changes into other things B. flow of electrons C. water is evaporated D. water freezes E. salt is evaporated F. prolactin release G. Plant growth is reduced H. looseness of dirt or compost Which option is correct and why?	The correct answer is: water is evaporated.	C
What aspect of beryllium allows it to absorb x-rays?	[ "low atomic number", "relative atomic number", "magnetism", "high atomic number" ]	low atomic number	Answer the following multiple-choice question. Question: What aspect of beryllium allows it to absorb x-rays? Options: A. low atomic number B. relative atomic number C. magnetism D. high atomic number Which option is correct and why?	The correct answer is: low atomic number.	A
zinc has a positive impact after what	[ "surgery", "leukemia", "Cooking", "cycles", "cancer", "disease", "exercise", "the skin" ]	surgery	Answer the following multiple-choice question. Question: zinc has a positive impact after what Options: A. surgery B. leukemia C. Cooking D. cycles E. cancer F. disease G. exercise H. the skin Which option is correct and why?	The correct answer is: surgery.	A
what uses saturated fatty acids to store energy?	[ "bushes", "cows", "Raven", "humans", "koalas", "birds", "cattle", "Man" ]	cows	Answer the following multiple-choice question. Question: what uses saturated fatty acids to store energy? Options: A. bushes B. cows C. Raven D. humans E. koalas F. birds G. cattle H. Man Which option is correct and why?	The correct answer is: cows.	B
what happens to chemical messengers for them to cause depression	[ "faulty", "infected", "Pesticides", "cigarettes", "spent", "imbalanced", "interact", "sweating" ]	imbalanced	Answer the following multiple-choice question. Question: what happens to chemical messengers for them to cause depression Options: A. faulty B. infected C. Pesticides D. cigarettes E. spent F. imbalanced G. interact H. sweating Which option is correct and why?	The correct answer is: imbalanced.	A
What can heavy rain do?	[ "to move people", "Cause thirst", "decrease stamina", "killing insects", "Kill people", "erosion", "Cause dryness", "Cause drought" ]	Kill people	Answer the following multiple-choice question. Question: What can heavy rain do? Options: A. to move people B. Cause thirst C. decrease stamina D. killing insects E. Kill people F. erosion G. Cause dryness H. Cause drought Which option is correct and why?	The correct answer is: Kill people.	E
Animals that molt their exoskeletons belong to which clade?	[ "trichina", "ecdysozoa", "protists", "spirogyra" ]	ecdysozoa	Answer the following multiple-choice question. Question: Animals that molt their exoskeletons belong to which clade? Options: A. trichina B. ecdysozoa C. protists D. spirogyra Which option is correct and why?	The correct answer is: ecdysozoa.	B
What usually occur in genes that control the cell cycle?	[ "Leptospirosis", "competition", "A Greek letter", "a mutation in cells", "Plant reproduction", "biological diversity", "resistance", "resistance activities" ]	a mutation in cells	Answer the following multiple-choice question. Question: What usually occur in genes that control the cell cycle? Options: A. Leptospirosis B. competition C. A Greek letter D. a mutation in cells E. Plant reproduction F. biological diversity G. resistance H. resistance activities Which option is correct and why?	The correct answer is: a mutation in cells.	D
What do we call something that pushes or pulls on an object?	[ "force", "reaction", "friction", "annoyance" ]	force	Answer the following multiple-choice question. Question: What do we call something that pushes or pulls on an object? Options: A. force B. reaction C. friction D. annoyance Which option is correct and why?	The correct answer is: force.	A
If an animal has a spinal column in their skeletal system what is it called?	[ "skeletal animal", "vertebrate", "A Greek letter", "invertebrated", "organ", "critical organs", "spined animal", "epidermal" ]	vertebrate	Answer the following multiple-choice question. Question: If an animal has a spinal column in their skeletal system what is it called? Options: A. skeletal animal B. vertebrate C. A Greek letter D. invertebrated E. organ F. critical organs G. spined animal H. epidermal Which option is correct and why?	The correct answer is: vertebrate.	B
What is the act of noting or detecting phenomenon through the senses	[ "an observation", "invention", "overstimulation", "sensory overload" ]	an observation	Answer the following multiple-choice question. Question: What is the act of noting or detecting phenomenon through the senses Options: A. an observation B. invention C. overstimulation D. sensory overload Which option is correct and why?	The correct answer is: an observation.	A
What is one thing viruses do not cause?	[ "disease", "AIDS", "illness", "cancer", "Ebola", "fever", "death", "smallpox" ]	cancer	Answer the following multiple-choice question. Question: What is one thing viruses do not cause? Options: A. disease B. AIDS C. illness D. cancer E. Ebola F. fever G. death H. smallpox Which option is correct and why?	The correct answer is: cancer.	D
Which would an ecologically minded individual most support?	[ "windmills", "oil", "fracking", "gas" ]	windmills	Answer the following multiple-choice question. Question: Which would an ecologically minded individual most support? Options: A. windmills B. oil C. fracking D. gas Which option is correct and why?	The correct answer is: windmills.	A
what does water vapor condensing in the clouds cause?	[ "energy", "Pollution", "Evaporation", "moist soil", "Energy.", "flooding", "kinetic energy", "Heat energy" ]	moist soil	Answer the following multiple-choice question. Question: what does water vapor condensing in the clouds cause? Options: A. energy B. Pollution C. Evaporation D. moist soil E. Energy. F. flooding G. kinetic energy H. Heat energy Which option is correct and why?	The correct answer is: moist soil.	D
Conversely, very large forces are created by liquids and solids when they try to expand but are constrained from doing so—which is equivalent to compressing them to less than their normal volume. this often occurs when a contained material warms up, since most materials expand when they do this?	[ "increase density", "increase temperature", "increase mass", "decrease temperature" ]	increase temperature	Answer the following multiple-choice question. Question: Conversely, very large forces are created by liquids and solids when they try to expand but are constrained from doing so—which is equivalent to compressing them to less than their normal volume. this often occurs when a contained material warms up, since most materials expand when they do this? Options: A. increase density B. increase temperature C. increase mass D. decrease temperature Which option is correct and why?	The correct answer is: increase temperature.	B
If your body is hot, it will cool down if you put what on it	[ "hot water", "an ice pack", "Fire", "the sun" ]	an ice pack	Answer the following multiple-choice question. Question: If your body is hot, it will cool down if you put what on it Options: A. hot water B. an ice pack C. Fire D. the sun Which option is correct and why?	The correct answer is: an ice pack.	B
All solutions contain at least how many substances?	[ "four", "two", "one", "three" ]	two	Answer the following multiple-choice question. Question: All solutions contain at least how many substances? Options: A. four B. two C. one D. three Which option is correct and why?	The correct answer is: two.	B
coral lives in the	[ "wet depths", "cupcakes", "trees", "sky" ]	wet depths	Answer the following multiple-choice question. Question: coral lives in the Options: A. wet depths B. cupcakes C. trees D. sky Which option is correct and why?	The correct answer is: wet depths.	A
What gives birth to live young?	[ "tarantulas", "wildcats", "vultures", "anacondas" ]	wildcats	Answer the following multiple-choice question. Question: What gives birth to live young? Options: A. tarantulas B. wildcats C. vultures D. anacondas Which option is correct and why?	The correct answer is: wildcats.	B
What harmful phenomenon can cause atmospheric warming?	[ "gasses with pollution", "acid rain", "nuclear war", "melting ice caps" ]	gasses with pollution	Answer the following multiple-choice question. Question: What harmful phenomenon can cause atmospheric warming? Options: A. gasses with pollution B. acid rain C. nuclear war D. melting ice caps Which option is correct and why?	The correct answer is: gasses with pollution.	A
Saturated fatty acids are used for:	[ "exercise", "Reproducing", "solid, liquid, gas", "energy storage", "keeping the dog warm", "oxidation reaction", "an organism's body", "Plants growth" ]	energy storage	Answer the following multiple-choice question. Question: Saturated fatty acids are used for: Options: A. exercise B. Reproducing C. solid, liquid, gas D. energy storage E. keeping the dog warm F. oxidation reaction G. an organism's body H. Plants growth Which option is correct and why?	The correct answer is: energy storage.	D
What survives in a dry environment?	[ "bamboo", "organisms", "animals", "camels", "whales", "dolphins", "grass", "fish" ]	camels	Answer the following multiple-choice question. Question: What survives in a dry environment? Options: A. bamboo B. organisms C. animals D. camels E. whales F. dolphins G. grass H. fish Which option is correct and why?	The correct answer is: camels.	D
What type of starch is used for long-term energy storage in animal cells?	[ "fructose", "enzyme", "rigid", "glycogen" ]	glycogen	Answer the following multiple-choice question. Question: What type of starch is used for long-term energy storage in animal cells? Options: A. fructose B. enzyme C. rigid D. glycogen Which option is correct and why?	The correct answer is: glycogen.	D
Birds in cold climates ________ by growing thick feathers	[ "migrate", "adapt", "die", "reproduce" ]	adapt	Answer the following multiple-choice question. Question: Birds in cold climates ________ by growing thick feathers Options: A. migrate B. adapt C. die D. reproduce Which option is correct and why?	The correct answer is: adapt.	B
What affects cell aging?	[ "hormones", "radiation", "Smoking", "fat", "acid", "temperature", "cigarettes", "weather" ]	hormones	Answer the following multiple-choice question. Question: What affects cell aging? Options: A. hormones B. radiation C. Smoking D. fat E. acid F. temperature G. cigarettes H. weather Which option is correct and why?	The correct answer is: hormones.	A
In the food chain process what has the role of producer?	[ "eaters", "flora", "carnivore", "consumers" ]	flora	Answer the following multiple-choice question. Question: In the food chain process what has the role of producer? Options: A. eaters B. flora C. carnivore D. consumers Which option is correct and why?	The correct answer is: flora.	B
when do chromosomes form the genetic material of a cell?	[ "volume", "seeds", "cell wall", "mitosis", "plants", "three", "Summer", "death" ]	mitosis	Answer the following multiple-choice question. Question: when do chromosomes form the genetic material of a cell? Options: A. volume B. seeds C. cell wall D. mitosis E. plants F. three G. Summer H. death Which option is correct and why?	The correct answer is: mitosis.	D
What is a likely product of a timber companies activities?	[ "the battery of your cell phone", "the ruler in your backpack", "the porcelain in your toilet", "the bottle you drink from" ]	the ruler in your backpack	Answer the following multiple-choice question. Question: What is a likely product of a timber companies activities? Options: A. the battery of your cell phone B. the ruler in your backpack C. the porcelain in your toilet D. the bottle you drink from Which option is correct and why?	The correct answer is: the ruler in your backpack.	B
One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what?	[ "far away from", "similar to themselves", "close to themselves", "different from themselves" ]	similar to themselves	Answer the following multiple-choice question. Question: One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what? Options: A. far away from B. similar to themselves C. close to themselves D. different from themselves Which option is correct and why?	The correct answer is: similar to themselves.	B
What structure of the heart receives oxygen-poor blood from the body, then pumps the blood into the right ventricle?	[ "left atrium", "left ventricle", "right atrium", "right ventricle" ]	right atrium	Answer the following multiple-choice question. Question: What structure of the heart receives oxygen-poor blood from the body, then pumps the blood into the right ventricle? Options: A. left atrium B. left ventricle C. right atrium D. right ventricle Which option is correct and why?	The correct answer is: right atrium.	C
Another term for wind energy is clean energy because the wind and air contains	[ "Seven", "under energy", "zero pollutants", "moon" ]	zero pollutants	Answer the following multiple-choice question. Question: Another term for wind energy is clean energy because the wind and air contains Options: A. Seven B. under energy C. zero pollutants D. moon Which option is correct and why?	The correct answer is: zero pollutants.	C
What lack a vertebral column?	[ "snakes", "cacti", "eels", "insects", "Conifers", "ferns", "fish", "snails" ]	snails	Answer the following multiple-choice question. Question: What lack a vertebral column? Options: A. snakes B. cacti C. eels D. insects E. Conifers F. ferns G. fish H. snails Which option is correct and why?	The correct answer is: snails.	A
what does energy require?	[ "store", "Heat", "fusion", "food", "motors", "rest", "warmth", "fats" ]	rest	Answer the following multiple-choice question. Question: what does energy require? Options: A. store B. Heat C. fusion D. food E. motors F. rest G. warmth H. fats Which option is correct and why?	The correct answer is: rest.	A
What do most streams start with?	[ "swamp vegetation", "heat produced", "loose dirt", "Decibels", "Veins and arteries.", "matter vibrating", "visible energy", "precipitation" ]	precipitation	Answer the following multiple-choice question. Question: What do most streams start with? Options: A. swamp vegetation B. heat produced C. loose dirt D. Decibels E. Veins and arteries. F. matter vibrating G. visible energy H. precipitation Which option is correct and why?	The correct answer is: precipitation.	A
According to rutherford, where is the vast majority of the mass of an atom located?	[ "the shell", "the cytoplasm", "the electrons", "the nucleus" ]	the nucleus	Answer the following multiple-choice question. Question: According to rutherford, where is the vast majority of the mass of an atom located? Options: A. the shell B. the cytoplasm C. the electrons D. the nucleus Which option is correct and why?	The correct answer is: the nucleus.	D
What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule?	[ "frequency", "resonance", "harmony", "reaction" ]	resonance	Answer the following multiple-choice question. Question: What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule? Options: A. frequency B. resonance C. harmony D. reaction Which option is correct and why?	The correct answer is: resonance.	B
what do collector panels use to heat objects?	[ "Solar energy", "Energy.", "mechanical", "energy", "electricity", "water", "ice", "sunlight" ]	sunlight	Answer the following multiple-choice question. Question: what do collector panels use to heat objects? Options: A. Solar energy B. Energy. C. mechanical D. energy E. electricity F. water G. ice H. sunlight Which option is correct and why?	The correct answer is: sunlight.	A
What scratches glass easily?	[ "a rubber pencil eraser", "a crystal that regulates electronic oscillators in watches", "a soft linen towel", "a round piece of ice" ]	a crystal that regulates electronic oscillators in watches	Answer the following multiple-choice question. Question: What scratches glass easily? Options: A. a rubber pencil eraser B. a crystal that regulates electronic oscillators in watches C. a soft linen towel D. a round piece of ice Which option is correct and why?	The correct answer is: a crystal that regulates electronic oscillators in watches.	B
What type of earthquake has a shallow focus because the plates meet near the surface?	[ "tectonic", "transform fault", "divergent boundary", "gas giant" ]	transform fault	Answer the following multiple-choice question. Question: What type of earthquake has a shallow focus because the plates meet near the surface? Options: A. tectonic B. transform fault C. divergent boundary D. gas giant Which option is correct and why?	The correct answer is: transform fault.	B
What will reflect the most light	[ "A car tire", "A bath towel", "sheet of paper", "silver spoon" ]	silver spoon	Answer the following multiple-choice question. Question: What will reflect the most light Options: A. A car tire B. A bath towel C. sheet of paper D. silver spoon Which option is correct and why?	The correct answer is: silver spoon.	D
Gas particles are constantly colliding with each other and the walls of a container, and these collisions are elastic, so there is no net loss of what?	[ "energy", "velocity", "temperature", "heat" ]	energy	Answer the following multiple-choice question. Question: Gas particles are constantly colliding with each other and the walls of a container, and these collisions are elastic, so there is no net loss of what? Options: A. energy B. velocity C. temperature D. heat Which option is correct and why?	The correct answer is: energy.	A
After a storm	[ "drinking water will be in short supply", "ponds may dry out", "creek beds may be spilling over", "flowers will wilt and wither" ]	creek beds may be spilling over	Answer the following multiple-choice question. Question: After a storm Options: A. drinking water will be in short supply B. ponds may dry out C. creek beds may be spilling over D. flowers will wilt and wither Which option is correct and why?	The correct answer is: creek beds may be spilling over.	C

what gene does two living things crossing cause their offspring to have?

[ "white eye color", "genetic material", "fur and fat", "bad personality", "dehydration", "pregnancy hormones", "deoxyribonucleic acid", "genetic diversity" ]

white eye color

Answer the following multiple-choice question. Question: what gene does two living things crossing cause their offspring to have? Options: A. white eye color B. genetic material C. fur and fat D. bad personality E. dehydration F. pregnancy hormones G. deoxyribonucleic acid H. genetic diversity Which option is correct and why?

The correct answer is: white eye color.

A

What happens when the muscle is stretched while fibers are shorter?

[ "rest", "decreases", "Broken bone", "Injury", "abrasion", "forces", "Warmth", "Muscle repair" ]

Injury

Answer the following multiple-choice question. Question: What happens when the muscle is stretched while fibers are shorter? Options: A. rest B. decreases C. Broken bone D. Injury E. abrasion F. forces G. Warmth H. Muscle repair Which option is correct and why?

The correct answer is: Injury.

D

What are the three types of mixtures?

[ "absorbing , suspensions , colloids", "cosmic , suspensions , colloids", "solutions, suspensions, colloids", "Powders, Gels, Smooth" ]

solutions, suspensions, colloids

Answer the following multiple-choice question. Question: What are the three types of mixtures? Options: A. absorbing , suspensions , colloids B. cosmic , suspensions , colloids C. solutions, suspensions, colloids D. Powders, Gels, Smooth Which option is correct and why?

The correct answer is: solutions, suspensions, colloids.

C

What types of biomes are found in the Pacific?

[ "mediterranean", "ferns", "marine", "canine", "land", "complex", "protected", "Conifers" ]

marine

Answer the following multiple-choice question. Question: What types of biomes are found in the Pacific? Options: A. mediterranean B. ferns C. marine D. canine E. land F. complex G. protected H. Conifers Which option is correct and why?

The correct answer is: marine.

C

What makes up most of biological tissues?

[ "muscle", "bone", "air", "water" ]

water

Answer the following multiple-choice question. Question: What makes up most of biological tissues? Options: A. muscle B. bone C. air D. water Which option is correct and why?

The correct answer is: water.

D

What happens with the gene flow between similar species of plants?

[ "Genetic diversity is increased", "sperm and egg fuse", "basic building blocks of life", "The gene flow dies", "biological diversity", "Genetic diversity is decreased", "It helps them survive", "The plant dies" ]

Genetic diversity is increased

Answer the following multiple-choice question. Question: What happens with the gene flow between similar species of plants? Options: A. Genetic diversity is increased B. sperm and egg fuse C. basic building blocks of life D. The gene flow dies E. biological diversity F. Genetic diversity is decreased G. It helps them survive H. The plant dies Which option is correct and why?

The correct answer is: Genetic diversity is increased.

A

When lactose is present in the cell, what allows the lac genes to be expressed?

[ "the addition of water", "concentration of repressor protein", "nonbinding of repressor protein", "binding of expressor protein" ]

nonbinding of repressor protein

Answer the following multiple-choice question. Question: When lactose is present in the cell, what allows the lac genes to be expressed? Options: A. the addition of water B. concentration of repressor protein C. nonbinding of repressor protein D. binding of expressor protein Which option is correct and why?

The correct answer is: nonbinding of repressor protein.

C

Living organisms are made up of what type of carbon-based compounds?

[ "biophysical", "microbial", "biochemical", "synthetic" ]

biochemical

Answer the following multiple-choice question. Question: Living organisms are made up of what type of carbon-based compounds? Options: A. biophysical B. microbial C. biochemical D. synthetic Which option is correct and why?

The correct answer is: biochemical.

C

What is it called when a mistake occurs in dna replication.

[ "radiation", "degradation", "mutation", "adaptation" ]

mutation

Answer the following multiple-choice question. Question: What is it called when a mistake occurs in dna replication. Options: A. radiation B. degradation C. mutation D. adaptation Which option is correct and why?

The correct answer is: mutation.

C

what habitats are replaced when building housing developments?

[ "important habitats", "strays and wildlife", "sea creatures", "dolphins", "humans", "single-celled organisms", "one celled organisms", "Males and females" ]

strays and wildlife

Answer the following multiple-choice question. Question: what habitats are replaced when building housing developments? Options: A. important habitats B. strays and wildlife C. sea creatures D. dolphins E. humans F. single-celled organisms G. one celled organisms H. Males and females Which option is correct and why?

The correct answer is: strays and wildlife.

B

As the earth orbits the sun

[ "various places experience different weather patterns", "weather is consistent world-wide", "weather is always different", "we all have snow" ]

various places experience different weather patterns

Answer the following multiple-choice question. Question: As the earth orbits the sun Options: A. various places experience different weather patterns B. weather is consistent world-wide C. weather is always different D. we all have snow Which option is correct and why?

The correct answer is: various places experience different weather patterns.

A

Through which part of the body do most animals take in oxygen?

[ "nose", "mouth", "ears", "rectum" ]

mouth

Answer the following multiple-choice question. Question: Through which part of the body do most animals take in oxygen? Options: A. nose B. mouth C. ears D. rectum Which option is correct and why?

The correct answer is: mouth.

B

What type of animals breathe with gills as larvae and with lungs as adults?

[ "amphibians", "mammals", "reptiles", "insects" ]

amphibians

Answer the following multiple-choice question. Question: What type of animals breathe with gills as larvae and with lungs as adults? Options: A. amphibians B. mammals C. reptiles D. insects Which option is correct and why?

The correct answer is: amphibians.

A

Where is a mama bear likely to find food?

[ "on top of the highest trees", "in the deepest mines", "in the inside of a felled oak", "at the bottom of the lake" ]

in the inside of a felled oak

Answer the following multiple-choice question. Question: Where is a mama bear likely to find food? Options: A. on top of the highest trees B. in the deepest mines C. in the inside of a felled oak D. at the bottom of the lake Which option is correct and why?

The correct answer is: in the inside of a felled oak.

C

Mesophyll consists mainly of parenchyma cells specialized for what?

[ "respiration", "photosynthesis", "digestion", "circulation" ]

photosynthesis

Answer the following multiple-choice question. Question: Mesophyll consists mainly of parenchyma cells specialized for what? Options: A. respiration B. photosynthesis C. digestion D. circulation Which option is correct and why?

The correct answer is: photosynthesis.

B

Which of these animals could keep itself warmest?

[ "a squirrel", "a whale", "a chihuahua", "a cat" ]

a whale

Answer the following multiple-choice question. Question: Which of these animals could keep itself warmest? Options: A. a squirrel B. a whale C. a chihuahua D. a cat Which option is correct and why?

The correct answer is: a whale.

B

Photosynthesis features

[ "single celled organisms", "humans", "cats", "fish" ]

single celled organisms

Answer the following multiple-choice question. Question: Photosynthesis features Options: A. single celled organisms B. humans C. cats D. fish Which option is correct and why?

The correct answer is: single celled organisms.

A

What has a woody stem covered with bark?

[ "Aloe", "Cacti", "bamboo", "bushes", "Pines", "Ferns", "apple", "elms" ]

Pines

Answer the following multiple-choice question. Question: What has a woody stem covered with bark? Options: A. Aloe B. Cacti C. bamboo D. bushes E. Pines F. Ferns G. apple H. elms Which option is correct and why?

The correct answer is: Pines.

E

The science of analyzing tree rings is called what?

[ "dendrochronology", "algorithms", "estradiol", "conservation" ]

dendrochronology

Answer the following multiple-choice question. Question: The science of analyzing tree rings is called what? Options: A. dendrochronology B. algorithms C. estradiol D. conservation Which option is correct and why?

The correct answer is: dendrochronology.

A

Some flowers become an adaptation for what?

[ "genetic diversity", "Reproduction", "insects", "seed dispersal", "Plant reproduction", "seed cracking", "seed destruction", "seed withering" ]

seed dispersal

Answer the following multiple-choice question. Question: Some flowers become an adaptation for what? Options: A. genetic diversity B. Reproduction C. insects D. seed dispersal E. Plant reproduction F. seed cracking G. seed destruction H. seed withering Which option is correct and why?

The correct answer is: seed dispersal.

D

Does warm air sit above or below cooler air in the troposphere?

[ "above", "near", "below", "adjacent" ]

below

Answer the following multiple-choice question. Question: Does warm air sit above or below cooler air in the troposphere? Options: A. above B. near C. below D. adjacent Which option is correct and why?

The correct answer is: below.

C

While the chromosome is replicating, the cell does what?

[ "diffuses", "elongates", "shrinks", "propagates" ]

elongates

Answer the following multiple-choice question. Question: While the chromosome is replicating, the cell does what? Options: A. diffuses B. elongates C. shrinks D. propagates Which option is correct and why?

The correct answer is: elongates.

B

Along with other elements, most ores are made of what?

[ "sodium", "metal", "coal", "crystals" ]

metal

Answer the following multiple-choice question. Question: Along with other elements, most ores are made of what? Options: A. sodium B. metal C. coal D. crystals Which option is correct and why?

The correct answer is: metal.

B

In celsius, what is the temperature at which water freezes?

[ "100 degrees", "32 degrees", "zero degrees", "absolute zero" ]

zero degrees

Answer the following multiple-choice question. Question: In celsius, what is the temperature at which water freezes? Options: A. 100 degrees B. 32 degrees C. zero degrees D. absolute zero Which option is correct and why?

The correct answer is: zero degrees.

C

What are the key cells of an immune response?

[ "lymphocytes", "keratinocytes", "histiocytes", "erythrocytes" ]

lymphocytes

Answer the following multiple-choice question. Question: What are the key cells of an immune response? Options: A. lymphocytes B. keratinocytes C. histiocytes D. erythrocytes Which option is correct and why?

The correct answer is: lymphocytes.

A

what protects the body from harmful substances?

[ "h2o", "brain", "hard outer covering", "fur and fat", "protective bony armor", "salt and pepper", "epidermis and dermis", "deoxyribonucleic acid" ]

epidermis and dermis

Answer the following multiple-choice question. Question: what protects the body from harmful substances? Options: A. h2o B. brain C. hard outer covering D. fur and fat E. protective bony armor F. salt and pepper G. epidermis and dermis H. deoxyribonucleic acid Which option is correct and why?

The correct answer is: epidermis and dermis.

A

We have respiration in our bodies to

[ "deal with gas", "Talk for hours", "Thinking", "Running" ]

deal with gas

Answer the following multiple-choice question. Question: We have respiration in our bodies to Options: A. deal with gas B. Talk for hours C. Thinking D. Running Which option is correct and why?

The correct answer is: deal with gas.

A

What gas produced by fossil fuel use is a major cause of global warming?

[ "phosphorous", "carbon dioxide", "helium", "hydrogen" ]

carbon dioxide

Answer the following multiple-choice question. Question: What gas produced by fossil fuel use is a major cause of global warming? Options: A. phosphorous B. carbon dioxide C. helium D. hydrogen Which option is correct and why?

The correct answer is: carbon dioxide.

B

In the wilderness, light pollution is?

[ "less", "stronger", "brighter", "more widespread" ]

less

Answer the following multiple-choice question. Question: In the wilderness, light pollution is? Options: A. less B. stronger C. brighter D. more widespread Which option is correct and why?

The correct answer is: less.

A

If a frog is a baby, then it has

[ "zero legs", "four legs", "two legs", "zero parents" ]

zero legs

Answer the following multiple-choice question. Question: If a frog is a baby, then it has Options: A. zero legs B. four legs C. two legs D. zero parents Which option is correct and why?

The correct answer is: zero legs.

A

What can our ears detect?

[ "extremely high frequencies", "matter vibrating", "population movement", "extremely high-pitched sound", "electromagnetic energy", "matter's height", "sensory neurons", "rays or beams" ]

matter vibrating

Answer the following multiple-choice question. Question: What can our ears detect? Options: A. extremely high frequencies B. matter vibrating C. population movement D. extremely high-pitched sound E. electromagnetic energy F. matter's height G. sensory neurons H. rays or beams Which option is correct and why?

The correct answer is: matter vibrating.

B

Which is likely to have come from the same supplier that the florist gets their product from?

[ "a laptop computer", "a human", "a steak", "a durian" ]

a durian

Answer the following multiple-choice question. Question: Which is likely to have come from the same supplier that the florist gets their product from? Options: A. a laptop computer B. a human C. a steak D. a durian Which option is correct and why?

The correct answer is: a durian.

D

What would be removed via the kidneys?

[ "bacteria", "organs", "blood", "skin" ]

bacteria

Answer the following multiple-choice question. Question: What would be removed via the kidneys? Options: A. bacteria B. organs C. blood D. skin Which option is correct and why?

The correct answer is: bacteria.

A

A squirrel eats all of the acorns in a tree. The tree is empty, and the squirrel is still hungry, so

[ "the squirrel studies", "the squirrel leaves", "the squirrel breeds", "the squirrel flies" ]

the squirrel leaves

Answer the following multiple-choice question. Question: A squirrel eats all of the acorns in a tree. The tree is empty, and the squirrel is still hungry, so Options: A. the squirrel studies B. the squirrel leaves C. the squirrel breeds D. the squirrel flies Which option is correct and why?

The correct answer is: the squirrel leaves.

B

What is one consequence of soil loss?

[ "Decrease bodily water", "humans disturb it", "drying out", "flooding", "contamination", "deforestation", "chemical changes", "Water pollution" ]

Water pollution

Answer the following multiple-choice question. Question: What is one consequence of soil loss? Options: A. Decrease bodily water B. humans disturb it C. drying out D. flooding E. contamination F. deforestation G. chemical changes H. Water pollution Which option is correct and why?

The correct answer is: Water pollution.

A

A ship navigates with a magnetic compass because it is

[ "predictable", "unpredictable", "waterproof", "tradition" ]

predictable

Answer the following multiple-choice question. Question: A ship navigates with a magnetic compass because it is Options: A. predictable B. unpredictable C. waterproof D. tradition Which option is correct and why?

The correct answer is: predictable.

A

Because charges must have an unbroken path to follow, electric current cannot flow through a material unless it forms what?

[ "closed loop", "complete loop", "total loop", "closed area" ]

closed loop

Answer the following multiple-choice question. Question: Because charges must have an unbroken path to follow, electric current cannot flow through a material unless it forms what? Options: A. closed loop B. complete loop C. total loop D. closed area Which option is correct and why?

The correct answer is: closed loop.

A

What are lasers?

[ "energy", "inactive", "Firecrackers", "polarized", "heated", "electricity", "magnetized", "irregular" ]

polarized

Answer the following multiple-choice question. Question: What are lasers? Options: A. energy B. inactive C. Firecrackers D. polarized E. heated F. electricity G. magnetized H. irregular Which option is correct and why?

The correct answer is: polarized.

D

What causes damage to the lungs?

[ "breathing", "tar", "HPV", "fire", "CFCs", "sunshine", "coal", "mist" ]

tar

Answer the following multiple-choice question. Question: What causes damage to the lungs? Options: A. breathing B. tar C. HPV D. fire E. CFCs F. sunshine G. coal H. mist Which option is correct and why?

The correct answer is: tar.

B

Disease has a negative impact on

[ "electronics", "fabrics", "plants and animals", "genetic diversity", "dirt", "our planet", "Abnormal cell growth", "genetic material" ]

plants and animals

Answer the following multiple-choice question. Question: Disease has a negative impact on Options: A. electronics B. fabrics C. plants and animals D. genetic diversity E. dirt F. our planet G. Abnormal cell growth H. genetic material Which option is correct and why?

The correct answer is: plants and animals.

C

What do you call the angle of the earth's axis of rotation?

[ "horizontal tilt", "axial tilt", "vertical tilt", "dynamic tilt" ]

axial tilt

Answer the following multiple-choice question. Question: What do you call the angle of the earth's axis of rotation? Options: A. horizontal tilt B. axial tilt C. vertical tilt D. dynamic tilt Which option is correct and why?

The correct answer is: axial tilt.

B

Hydras and sea anemones are examples of what form?

[ "anemone", "node", "polyp", "lesions" ]

polyp

Answer the following multiple-choice question. Question: Hydras and sea anemones are examples of what form? Options: A. anemone B. node C. polyp D. lesions Which option is correct and why?

The correct answer is: polyp.

C

What anchors plants into the soil are called

[ "a form of webbing", "Velcro with extra grip", "the same as an american television miniseries about slavery", "large anchors made of metal" ]

the same as an american television miniseries about slavery

Answer the following multiple-choice question. Question: What anchors plants into the soil are called Options: A. a form of webbing B. Velcro with extra grip C. the same as an american television miniseries about slavery D. large anchors made of metal Which option is correct and why?

The correct answer is: the same as an american television miniseries about slavery.

C

What activity changes the local environment the most?

[ "people sometimes camping", "moderate rain", "over-logging", "rabbit breeding" ]

over-logging

Answer the following multiple-choice question. Question: What activity changes the local environment the most? Options: A. people sometimes camping B. moderate rain C. over-logging D. rabbit breeding Which option is correct and why?

The correct answer is: over-logging.

C

With what does cytokinins act in concert to stimulate cell division and influence the pathway of differentiation?

[ "hormone", "ribosomes", "auxin", "dna" ]

auxin

Answer the following multiple-choice question. Question: With what does cytokinins act in concert to stimulate cell division and influence the pathway of differentiation? Options: A. hormone B. ribosomes C. auxin D. dna Which option is correct and why?

The correct answer is: auxin.

C

A plant requires what to grow?

[ "Something that is created on Mars", "Something made primarily of oxygen and nitrogen", "Something that is found on Jupiter", "Something that take eight minutes to travel to the Earth", "Basic units of the plant body.", "keeping food fresh for long periods of time", "Something that comes from the Moon", "Something whose growth is discouraged by heavy wet soils" ]

Something that take eight minutes to travel to the Earth

Answer the following multiple-choice question. Question: A plant requires what to grow? Options: A. Something that is created on Mars B. Something made primarily of oxygen and nitrogen C. Something that is found on Jupiter D. Something that take eight minutes to travel to the Earth E. Basic units of the plant body. F. keeping food fresh for long periods of time G. Something that comes from the Moon H. Something whose growth is discouraged by heavy wet soils Which option is correct and why?

The correct answer is: Something that take eight minutes to travel to the Earth.

D

The ability of a water spider to walk across a body of water is an example of what?

[ "high density", "low gravity", "magnetism", "surface tension" ]

surface tension

Answer the following multiple-choice question. Question: The ability of a water spider to walk across a body of water is an example of what? Options: A. high density B. low gravity C. magnetism D. surface tension Which option is correct and why?

The correct answer is: surface tension.

D

Which of the following will most likely to be true?

[ "focused light beams like lasers can endanger pilots", "napkins can endanger pilots", "sweaters can endanger pilots", "teddy bears can endanger pilots" ]

focused light beams like lasers can endanger pilots

Answer the following multiple-choice question. Question: Which of the following will most likely to be true? Options: A. focused light beams like lasers can endanger pilots B. napkins can endanger pilots C. sweaters can endanger pilots D. teddy bears can endanger pilots Which option is correct and why?

The correct answer is: focused light beams like lasers can endanger pilots.

A

The fetal stage begins about how long after fertilization?

[ "two months", "four months", "one month", "three months" ]

two months

Answer the following multiple-choice question. Question: The fetal stage begins about how long after fertilization? Options: A. two months B. four months C. one month D. three months Which option is correct and why?

The correct answer is: two months.

A

A bulb uses electrical energy to produce:

[ "waves", "unique", "fields", "Green", "heat", "rays", "energy", "warmth" ]

rays

Answer the following multiple-choice question. Question: A bulb uses electrical energy to produce: Options: A. waves B. unique C. fields D. Green E. heat F. rays G. energy H. warmth Which option is correct and why?

The correct answer is: rays.

A

What do simple eukaryotes have?

[ "Energy", "fur and fat", "Motility", "bioaerosols", "four limbs", "pollen", "glucose", "Energy." ]

Motility

Answer the following multiple-choice question. Question: What do simple eukaryotes have? Options: A. Energy B. fur and fat C. Motility D. bioaerosols E. four limbs F. pollen G. glucose H. Energy. Which option is correct and why?

The correct answer is: Motility.

C

Liquids that mix with water in all proportions are usually polar substances or substances that form these?

[ "compressed bonds", "hydrogen bonds", "atmospheric bonds", "silicon bonds" ]

hydrogen bonds

Answer the following multiple-choice question. Question: Liquids that mix with water in all proportions are usually polar substances or substances that form these? Options: A. compressed bonds B. hydrogen bonds C. atmospheric bonds D. silicon bonds Which option is correct and why?

The correct answer is: hydrogen bonds.

B

If many birds in the area are killed the ecosystem may become overcrowded with

[ "chickens", "insects", "cats", "birds" ]

insects

Answer the following multiple-choice question. Question: If many birds in the area are killed the ecosystem may become overcrowded with Options: A. chickens B. insects C. cats D. birds Which option is correct and why?

The correct answer is: insects.

B

What is the hollow sac like organ that stores urine until it is excreted?

[ "kidney", "ureter", "tumor", "bladder" ]

bladder

Answer the following multiple-choice question. Question: What is the hollow sac like organ that stores urine until it is excreted? Options: A. kidney B. ureter C. tumor D. bladder Which option is correct and why?

The correct answer is: bladder.

D

What can cause the leading cause of death for children?

[ "being distracted", "chemical reaction", "Electrical energy", "cigarettes", "smoking cigarettes", "deoxyribonucleic acid", "Allergies", "harmful substances" ]

being distracted

Answer the following multiple-choice question. Question: What can cause the leading cause of death for children? Options: A. being distracted B. chemical reaction C. Electrical energy D. cigarettes E. smoking cigarettes F. deoxyribonucleic acid G. Allergies H. harmful substances Which option is correct and why?

The correct answer is: being distracted.

A

What does moving into or out of a population affect?

[ "furniture", "offspring", "humans", "health", "animals", "traits", "children", "basement" ]

traits

Answer the following multiple-choice question. Question: What does moving into or out of a population affect? Options: A. furniture B. offspring C. humans D. health E. animals F. traits G. children H. basement Which option is correct and why?

The correct answer is: traits.

A

if a solid piece stands out in the elements, and reduces in size over time, what might have happened?

[ "it is moving away", "it has been depressed", "it has been stolen", "it has been weathered down" ]

it has been weathered down

Answer the following multiple-choice question. Question: if a solid piece stands out in the elements, and reduces in size over time, what might have happened? Options: A. it is moving away B. it has been depressed C. it has been stolen D. it has been weathered down Which option is correct and why?

The correct answer is: it has been weathered down.

D

People commonly have bad reactions to what they get from a

[ "discount store", "lawyer", "catalog", "pharmacy" ]

pharmacy

Answer the following multiple-choice question. Question: People commonly have bad reactions to what they get from a Options: A. discount store B. lawyer C. catalog D. pharmacy Which option is correct and why?

The correct answer is: pharmacy.

D

What happens when salt water is boiled?

[ "salt changes into other things", "flow of electrons", "water is evaporated", "water freezes", "salt is evaporated", "prolactin release", "Plant growth is reduced", "looseness of dirt or compost" ]

water is evaporated

Answer the following multiple-choice question. Question: What happens when salt water is boiled? Options: A. salt changes into other things B. flow of electrons C. water is evaporated D. water freezes E. salt is evaporated F. prolactin release G. Plant growth is reduced H. looseness of dirt or compost Which option is correct and why?

The correct answer is: water is evaporated.

C

What aspect of beryllium allows it to absorb x-rays?

[ "low atomic number", "relative atomic number", "magnetism", "high atomic number" ]

low atomic number

Answer the following multiple-choice question. Question: What aspect of beryllium allows it to absorb x-rays? Options: A. low atomic number B. relative atomic number C. magnetism D. high atomic number Which option is correct and why?

The correct answer is: low atomic number.

A

zinc has a positive impact after what

[ "surgery", "leukemia", "Cooking", "cycles", "cancer", "disease", "exercise", "the skin" ]

surgery

Answer the following multiple-choice question. Question: zinc has a positive impact after what Options: A. surgery B. leukemia C. Cooking D. cycles E. cancer F. disease G. exercise H. the skin Which option is correct and why?

The correct answer is: surgery.

A

what uses saturated fatty acids to store energy?

[ "bushes", "cows", "Raven", "humans", "koalas", "birds", "cattle", "Man" ]

cows

Answer the following multiple-choice question. Question: what uses saturated fatty acids to store energy? Options: A. bushes B. cows C. Raven D. humans E. koalas F. birds G. cattle H. Man Which option is correct and why?

The correct answer is: cows.

B

what happens to chemical messengers for them to cause depression

[ "faulty", "infected", "Pesticides", "cigarettes", "spent", "imbalanced", "interact", "sweating" ]

imbalanced

Answer the following multiple-choice question. Question: what happens to chemical messengers for them to cause depression Options: A. faulty B. infected C. Pesticides D. cigarettes E. spent F. imbalanced G. interact H. sweating Which option is correct and why?

The correct answer is: imbalanced.

A

What can heavy rain do?

[ "to move people", "Cause thirst", "decrease stamina", "killing insects", "Kill people", "erosion", "Cause dryness", "Cause drought" ]

Kill people

Answer the following multiple-choice question. Question: What can heavy rain do? Options: A. to move people B. Cause thirst C. decrease stamina D. killing insects E. Kill people F. erosion G. Cause dryness H. Cause drought Which option is correct and why?

The correct answer is: Kill people.

E

Animals that molt their exoskeletons belong to which clade?

[ "trichina", "ecdysozoa", "protists", "spirogyra" ]

ecdysozoa

Answer the following multiple-choice question. Question: Animals that molt their exoskeletons belong to which clade? Options: A. trichina B. ecdysozoa C. protists D. spirogyra Which option is correct and why?

The correct answer is: ecdysozoa.

B

What usually occur in genes that control the cell cycle?

[ "Leptospirosis", "competition", "A Greek letter", "a mutation in cells", "Plant reproduction", "biological diversity", "resistance", "resistance activities" ]

a mutation in cells

Answer the following multiple-choice question. Question: What usually occur in genes that control the cell cycle? Options: A. Leptospirosis B. competition C. A Greek letter D. a mutation in cells E. Plant reproduction F. biological diversity G. resistance H. resistance activities Which option is correct and why?

The correct answer is: a mutation in cells.

D

What do we call something that pushes or pulls on an object?

[ "force", "reaction", "friction", "annoyance" ]

force

Answer the following multiple-choice question. Question: What do we call something that pushes or pulls on an object? Options: A. force B. reaction C. friction D. annoyance Which option is correct and why?

The correct answer is: force.

A

If an animal has a spinal column in their skeletal system what is it called?

[ "skeletal animal", "vertebrate", "A Greek letter", "invertebrated", "organ", "critical organs", "spined animal", "epidermal" ]

vertebrate

Answer the following multiple-choice question. Question: If an animal has a spinal column in their skeletal system what is it called? Options: A. skeletal animal B. vertebrate C. A Greek letter D. invertebrated E. organ F. critical organs G. spined animal H. epidermal Which option is correct and why?

The correct answer is: vertebrate.

B

What is the act of noting or detecting phenomenon through the senses

[ "an observation", "invention", "overstimulation", "sensory overload" ]

an observation

Answer the following multiple-choice question. Question: What is the act of noting or detecting phenomenon through the senses Options: A. an observation B. invention C. overstimulation D. sensory overload Which option is correct and why?

The correct answer is: an observation.

A

What is one thing viruses do not cause?

[ "disease", "AIDS", "illness", "cancer", "Ebola", "fever", "death", "smallpox" ]

cancer

Answer the following multiple-choice question. Question: What is one thing viruses do not cause? Options: A. disease B. AIDS C. illness D. cancer E. Ebola F. fever G. death H. smallpox Which option is correct and why?

The correct answer is: cancer.

D

Which would an ecologically minded individual most support?

[ "windmills", "oil", "fracking", "gas" ]

windmills

Answer the following multiple-choice question. Question: Which would an ecologically minded individual most support? Options: A. windmills B. oil C. fracking D. gas Which option is correct and why?

The correct answer is: windmills.

A

what does water vapor condensing in the clouds cause?

[ "energy", "Pollution", "Evaporation", "moist soil", "Energy.", "flooding", "kinetic energy", "Heat energy" ]

moist soil

Answer the following multiple-choice question. Question: what does water vapor condensing in the clouds cause? Options: A. energy B. Pollution C. Evaporation D. moist soil E. Energy. F. flooding G. kinetic energy H. Heat energy Which option is correct and why?

The correct answer is: moist soil.

D

Conversely, very large forces are created by liquids and solids when they try to expand but are constrained from doing so—which is equivalent to compressing them to less than their normal volume. this often occurs when a contained material warms up, since most materials expand when they do this?

[ "increase density", "increase temperature", "increase mass", "decrease temperature" ]

increase temperature

Answer the following multiple-choice question. Question: Conversely, very large forces are created by liquids and solids when they try to expand but are constrained from doing so—which is equivalent to compressing them to less than their normal volume. this often occurs when a contained material warms up, since most materials expand when they do this? Options: A. increase density B. increase temperature C. increase mass D. decrease temperature Which option is correct and why?

The correct answer is: increase temperature.

B

If your body is hot, it will cool down if you put what on it

[ "hot water", "an ice pack", "Fire", "the sun" ]

an ice pack

Answer the following multiple-choice question. Question: If your body is hot, it will cool down if you put what on it Options: A. hot water B. an ice pack C. Fire D. the sun Which option is correct and why?

The correct answer is: an ice pack.

B

All solutions contain at least how many substances?

[ "four", "two", "one", "three" ]

two

Answer the following multiple-choice question. Question: All solutions contain at least how many substances? Options: A. four B. two C. one D. three Which option is correct and why?

The correct answer is: two.

B

coral lives in the

[ "wet depths", "cupcakes", "trees", "sky" ]

wet depths

Answer the following multiple-choice question. Question: coral lives in the Options: A. wet depths B. cupcakes C. trees D. sky Which option is correct and why?

The correct answer is: wet depths.

A

What gives birth to live young?

[ "tarantulas", "wildcats", "vultures", "anacondas" ]

wildcats

Answer the following multiple-choice question. Question: What gives birth to live young? Options: A. tarantulas B. wildcats C. vultures D. anacondas Which option is correct and why?

The correct answer is: wildcats.

B

What harmful phenomenon can cause atmospheric warming?

[ "gasses with pollution", "acid rain", "nuclear war", "melting ice caps" ]

gasses with pollution

Answer the following multiple-choice question. Question: What harmful phenomenon can cause atmospheric warming? Options: A. gasses with pollution B. acid rain C. nuclear war D. melting ice caps Which option is correct and why?

The correct answer is: gasses with pollution.

A

Saturated fatty acids are used for:

[ "exercise", "Reproducing", "solid, liquid, gas", "energy storage", "keeping the dog warm", "oxidation reaction", "an organism's body", "Plants growth" ]

energy storage

Answer the following multiple-choice question. Question: Saturated fatty acids are used for: Options: A. exercise B. Reproducing C. solid, liquid, gas D. energy storage E. keeping the dog warm F. oxidation reaction G. an organism's body H. Plants growth Which option is correct and why?

The correct answer is: energy storage.

D

What survives in a dry environment?

[ "bamboo", "organisms", "animals", "camels", "whales", "dolphins", "grass", "fish" ]

camels

Answer the following multiple-choice question. Question: What survives in a dry environment? Options: A. bamboo B. organisms C. animals D. camels E. whales F. dolphins G. grass H. fish Which option is correct and why?

The correct answer is: camels.

D

What type of starch is used for long-term energy storage in animal cells?

[ "fructose", "enzyme", "rigid", "glycogen" ]

glycogen

Answer the following multiple-choice question. Question: What type of starch is used for long-term energy storage in animal cells? Options: A. fructose B. enzyme C. rigid D. glycogen Which option is correct and why?

The correct answer is: glycogen.

D

Birds in cold climates ________ by growing thick feathers

[ "migrate", "adapt", "die", "reproduce" ]

adapt

Answer the following multiple-choice question. Question: Birds in cold climates ________ by growing thick feathers Options: A. migrate B. adapt C. die D. reproduce Which option is correct and why?

The correct answer is: adapt.

B

What affects cell aging?

[ "hormones", "radiation", "Smoking", "fat", "acid", "temperature", "cigarettes", "weather" ]

hormones

Answer the following multiple-choice question. Question: What affects cell aging? Options: A. hormones B. radiation C. Smoking D. fat E. acid F. temperature G. cigarettes H. weather Which option is correct and why?

The correct answer is: hormones.

A

In the food chain process what has the role of producer?

[ "eaters", "flora", "carnivore", "consumers" ]

flora

Answer the following multiple-choice question. Question: In the food chain process what has the role of producer? Options: A. eaters B. flora C. carnivore D. consumers Which option is correct and why?

The correct answer is: flora.

B

when do chromosomes form the genetic material of a cell?

[ "volume", "seeds", "cell wall", "mitosis", "plants", "three", "Summer", "death" ]

mitosis

Answer the following multiple-choice question. Question: when do chromosomes form the genetic material of a cell? Options: A. volume B. seeds C. cell wall D. mitosis E. plants F. three G. Summer H. death Which option is correct and why?

The correct answer is: mitosis.

D

What is a likely product of a timber companies activities?

[ "the battery of your cell phone", "the ruler in your backpack", "the porcelain in your toilet", "the bottle you drink from" ]

the ruler in your backpack

Answer the following multiple-choice question. Question: What is a likely product of a timber companies activities? Options: A. the battery of your cell phone B. the ruler in your backpack C. the porcelain in your toilet D. the bottle you drink from Which option is correct and why?

The correct answer is: the ruler in your backpack.

B

One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what?

[ "far away from", "similar to themselves", "close to themselves", "different from themselves" ]

similar to themselves

Answer the following multiple-choice question. Question: One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what? Options: A. far away from B. similar to themselves C. close to themselves D. different from themselves Which option is correct and why?

The correct answer is: similar to themselves.

B

What structure of the heart receives oxygen-poor blood from the body, then pumps the blood into the right ventricle?

[ "left atrium", "left ventricle", "right atrium", "right ventricle" ]

right atrium

Answer the following multiple-choice question. Question: What structure of the heart receives oxygen-poor blood from the body, then pumps the blood into the right ventricle? Options: A. left atrium B. left ventricle C. right atrium D. right ventricle Which option is correct and why?

The correct answer is: right atrium.

C

Another term for wind energy is clean energy because the wind and air contains

[ "Seven", "under energy", "zero pollutants", "moon" ]

zero pollutants

Answer the following multiple-choice question. Question: Another term for wind energy is clean energy because the wind and air contains Options: A. Seven B. under energy C. zero pollutants D. moon Which option is correct and why?

The correct answer is: zero pollutants.

C

What lack a vertebral column?

[ "snakes", "cacti", "eels", "insects", "Conifers", "ferns", "fish", "snails" ]

snails

Answer the following multiple-choice question. Question: What lack a vertebral column? Options: A. snakes B. cacti C. eels D. insects E. Conifers F. ferns G. fish H. snails Which option is correct and why?

The correct answer is: snails.

A

what does energy require?

[ "store", "Heat", "fusion", "food", "motors", "rest", "warmth", "fats" ]

rest

Answer the following multiple-choice question. Question: what does energy require? Options: A. store B. Heat C. fusion D. food E. motors F. rest G. warmth H. fats Which option is correct and why?

The correct answer is: rest.

A

What do most streams start with?

[ "swamp vegetation", "heat produced", "loose dirt", "Decibels", "Veins and arteries.", "matter vibrating", "visible energy", "precipitation" ]

precipitation

Answer the following multiple-choice question. Question: What do most streams start with? Options: A. swamp vegetation B. heat produced C. loose dirt D. Decibels E. Veins and arteries. F. matter vibrating G. visible energy H. precipitation Which option is correct and why?

The correct answer is: precipitation.

A

According to rutherford, where is the vast majority of the mass of an atom located?

[ "the shell", "the cytoplasm", "the electrons", "the nucleus" ]

the nucleus

Answer the following multiple-choice question. Question: According to rutherford, where is the vast majority of the mass of an atom located? Options: A. the shell B. the cytoplasm C. the electrons D. the nucleus Which option is correct and why?

The correct answer is: the nucleus.

D

What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule?

[ "frequency", "resonance", "harmony", "reaction" ]

resonance

Answer the following multiple-choice question. Question: What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule? Options: A. frequency B. resonance C. harmony D. reaction Which option is correct and why?

The correct answer is: resonance.

B

what do collector panels use to heat objects?

[ "Solar energy", "Energy.", "mechanical", "energy", "electricity", "water", "ice", "sunlight" ]

sunlight

Answer the following multiple-choice question. Question: what do collector panels use to heat objects? Options: A. Solar energy B. Energy. C. mechanical D. energy E. electricity F. water G. ice H. sunlight Which option is correct and why?

The correct answer is: sunlight.

A

What scratches glass easily?

[ "a rubber pencil eraser", "a crystal that regulates electronic oscillators in watches", "a soft linen towel", "a round piece of ice" ]

a crystal that regulates electronic oscillators in watches

Answer the following multiple-choice question. Question: What scratches glass easily? Options: A. a rubber pencil eraser B. a crystal that regulates electronic oscillators in watches C. a soft linen towel D. a round piece of ice Which option is correct and why?

The correct answer is: a crystal that regulates electronic oscillators in watches.

B

What type of earthquake has a shallow focus because the plates meet near the surface?

[ "tectonic", "transform fault", "divergent boundary", "gas giant" ]

transform fault

Answer the following multiple-choice question. Question: What type of earthquake has a shallow focus because the plates meet near the surface? Options: A. tectonic B. transform fault C. divergent boundary D. gas giant Which option is correct and why?

The correct answer is: transform fault.

B

What will reflect the most light

[ "A car tire", "A bath towel", "sheet of paper", "silver spoon" ]

silver spoon

Answer the following multiple-choice question. Question: What will reflect the most light Options: A. A car tire B. A bath towel C. sheet of paper D. silver spoon Which option is correct and why?

The correct answer is: silver spoon.

D

Gas particles are constantly colliding with each other and the walls of a container, and these collisions are elastic, so there is no net loss of what?

[ "energy", "velocity", "temperature", "heat" ]

energy

Answer the following multiple-choice question. Question: Gas particles are constantly colliding with each other and the walls of a container, and these collisions are elastic, so there is no net loss of what? Options: A. energy B. velocity C. temperature D. heat Which option is correct and why?

The correct answer is: energy.

A

After a storm

[ "drinking water will be in short supply", "ponds may dry out", "creek beds may be spilling over", "flowers will wilt and wither" ]

creek beds may be spilling over

Answer the following multiple-choice question. Question: After a storm Options: A. drinking water will be in short supply B. ponds may dry out C. creek beds may be spilling over D. flowers will wilt and wither Which option is correct and why?

The correct answer is: creek beds may be spilling over.

C