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E.Coli poisoning can come from what?
[ "germs", "animal", "toxins", "death", "food", "skin", "sunlight", "running" ]
food
Answer the following multiple-choice question. Question: E.Coli poisoning can come from what? Options: A. germs B. animal C. toxins D. death E. food F. skin G. sunlight H. running Which option is correct and why?
The correct answer is: food.
E
One crystalline form of calcium carbonate is the mineral sold as what?
[ "calcite", "basalt", "salt", "quartz" ]
calcite
Answer the following multiple-choice question. Question: One crystalline form of calcium carbonate is the mineral sold as what? Options: A. calcite B. basalt C. salt D. quartz Which option is correct and why?
The correct answer is: calcite.
A
Difference in electric potential energy are measured in what basic unit?
[ "volts", "knots", "watts", "moles" ]
volts
Answer the following multiple-choice question. Question: Difference in electric potential energy are measured in what basic unit? Options: A. volts B. knots C. watts D. moles Which option is correct and why?
The correct answer is: volts.
A
Long distance running involves transport of
[ "heat energy", "electrons", "heat produced", "loose dirt", "Energy", "Energy.", "Weight", "movement" ]
electrons
Answer the following multiple-choice question. Question: Long distance running involves transport of Options: A. heat energy B. electrons C. heat produced D. loose dirt E. Energy F. Energy. G. Weight H. movement Which option is correct and why?
The correct answer is: electrons.
B
Because all animals require an external source of what, they are called heterotrophic?
[ "food", "energy", "fuel", "water" ]
food
Answer the following multiple-choice question. Question: Because all animals require an external source of what, they are called heterotrophic? Options: A. food B. energy C. fuel D. water Which option is correct and why?
The correct answer is: food.
A
An electric car will have difficulty receiving energy at
[ "a power outlet", "an electric station", "a charging station", "a gasoline station" ]
a gasoline station
Answer the following multiple-choice question. Question: An electric car will have difficulty receiving energy at Options: A. a power outlet B. an electric station C. a charging station D. a gasoline station Which option is correct and why?
The correct answer is: a gasoline station.
D
The atomic number of tungsten is 74. therefore, in a neutral atom of tungsten, there are 74 electrons. the atomic number of argon is 18. therefore, in a neutral atom of argon, there are how many electrons?
[ "36", "74", "9", "18" ]
18
Answer the following multiple-choice question. Question: The atomic number of tungsten is 74. therefore, in a neutral atom of tungsten, there are 74 electrons. the atomic number of argon is 18. therefore, in a neutral atom of argon, there are how many electrons? Options: A. 36 B. 74 C. 9 D. 18 Which option is correct and why?
The correct answer is: 18.
D
Biomass is the total mass of what at a trophic level?
[ "Plants growth", "peachleaf willow", "Conifers", "animals", "living things", "Most plants", "all matter", "insects" ]
living things
Answer the following multiple-choice question. Question: Biomass is the total mass of what at a trophic level? Options: A. Plants growth B. peachleaf willow C. Conifers D. animals E. living things F. Most plants G. all matter H. insects Which option is correct and why?
The correct answer is: living things.
E
Doing what to plants has a negative impact on the ecosystem?
[ "planting them", "deforestation", "cutting them down", "Pesticides", "watering them", "massive damage", "sitting under them", "Abnormal cell growth" ]
cutting them down
Answer the following multiple-choice question. Question: Doing what to plants has a negative impact on the ecosystem? Options: A. planting them B. deforestation C. cutting them down D. Pesticides E. watering them F. massive damage G. sitting under them H. Abnormal cell growth Which option is correct and why?
The correct answer is: cutting them down.
C
A dog needs to be able to sense something visually, so it makes sure it can
[ "read", "view", "walk", "hear" ]
view
Answer the following multiple-choice question. Question: A dog needs to be able to sense something visually, so it makes sure it can Options: A. read B. view C. walk D. hear Which option is correct and why?
The correct answer is: view.
B
what adapts to cold temperatures?
[ "sheep", "bears", "koalas", "hot chocolate", "hot springs", "cows", "humans", "tropical plants" ]
cows
Answer the following multiple-choice question. Question: what adapts to cold temperatures? Options: A. sheep B. bears C. koalas D. hot chocolate E. hot springs F. cows G. humans H. tropical plants Which option is correct and why?
The correct answer is: cows.
A
What can you make with the stove?
[ "ice cream sundaes", "whipped cream", "egg noodles", "ice cream sandwiches" ]
egg noodles
Answer the following multiple-choice question. Question: What can you make with the stove? Options: A. ice cream sundaes B. whipped cream C. egg noodles D. ice cream sandwiches Which option is correct and why?
The correct answer is: egg noodles.
C
a flood is occurring there was most likely
[ "light hail", "clear skies", "some leaves", "great drops repeating" ]
great drops repeating
Answer the following multiple-choice question. Question: a flood is occurring there was most likely Options: A. light hail B. clear skies C. some leaves D. great drops repeating Which option is correct and why?
The correct answer is: great drops repeating.
D
What can cause animals to leave their environment?
[ "predators", "rainfall", "space travel", "flooding", "drought", "mines", "wind", "weather" ]
flooding
Answer the following multiple-choice question. Question: What can cause animals to leave their environment? Options: A. predators B. rainfall C. space travel D. flooding E. drought F. mines G. wind H. weather Which option is correct and why?
The correct answer is: flooding.
D
What can threatening behavior cause?
[ "love", "toxins", "Pollution", "disease", "knowledge", "injury", "negative", "friendship" ]
injury
Answer the following multiple-choice question. Question: What can threatening behavior cause? Options: A. love B. toxins C. Pollution D. disease E. knowledge F. injury G. negative H. friendship Which option is correct and why?
The correct answer is: injury.
A
What help prokaryotes to move?
[ "organisms", "tentacles", "glucose", "feet", "Energy.", "Energy", "Mitosis", "cilia" ]
cilia
Answer the following multiple-choice question. Question: What help prokaryotes to move? Options: A. organisms B. tentacles C. glucose D. feet E. Energy. F. Energy G. Mitosis H. cilia Which option is correct and why?
The correct answer is: cilia.
A
bacteria in soil converts atmospheric nitrogen into a form usable by what?
[ "bacteria", "humans", "density", "Conifers", "Roundworms", "gravity", "h2o", "orchids" ]
orchids
Answer the following multiple-choice question. Question: bacteria in soil converts atmospheric nitrogen into a form usable by what? Options: A. bacteria B. humans C. density D. Conifers E. Roundworms F. gravity G. h2o H. orchids Which option is correct and why?
The correct answer is: orchids.
A
Which is the most common sti (sexually transmitted infection) in the united states?
[ "chlamydia", "syphilis", "AIDS", "giardia" ]
chlamydia
Answer the following multiple-choice question. Question: Which is the most common sti (sexually transmitted infection) in the united states? Options: A. chlamydia B. syphilis C. AIDS D. giardia Which option is correct and why?
The correct answer is: chlamydia.
A
Carbon atoms have six neutrons as well as how many protons?
[ "six", "four", "two", "ten" ]
six
Answer the following multiple-choice question. Question: Carbon atoms have six neutrons as well as how many protons? Options: A. six B. four C. two D. ten Which option is correct and why?
The correct answer is: six.
A
Cell division can be what?
[ "threatened", "lacking cells", "outside of the body", "uncontrolled", "without cells", "Reproduction", "cycles", "unidirectional" ]
uncontrolled
Answer the following multiple-choice question. Question: Cell division can be what? Options: A. threatened B. lacking cells C. outside of the body D. uncontrolled E. without cells F. Reproduction G. cycles H. unidirectional Which option is correct and why?
The correct answer is: uncontrolled.
D
What can killing snakes cause?
[ "Snake population decrease.", "DNA damage and mutations", "Snake population variation.", "death and devastation", "dead organisms", "Snake population increase.", "Destroy crops", "Snake population stabilization" ]
Snake population decrease.
Answer the following multiple-choice question. Question: What can killing snakes cause? Options: A. Snake population decrease. B. DNA damage and mutations C. Snake population variation. D. death and devastation E. dead organisms F. Snake population increase. G. Destroy crops H. Snake population stabilization Which option is correct and why?
The correct answer is: Snake population decrease..
A
Most hydrozoa have both polyp and what forms in their life cycle?
[ "medusa", "polypoid", "globular", "hydra" ]
medusa
Answer the following multiple-choice question. Question: Most hydrozoa have both polyp and what forms in their life cycle? Options: A. medusa B. polypoid C. globular D. hydra Which option is correct and why?
The correct answer is: medusa.
A
What is the opening formed between adjacent vertebrae for the exit of a spinal nerve called?
[ "spinous process", "intervertebral foramen", "inferior vertebral notch", "sympathetic ganglion" ]
intervertebral foramen
Answer the following multiple-choice question. Question: What is the opening formed between adjacent vertebrae for the exit of a spinal nerve called? Options: A. spinous process B. intervertebral foramen C. inferior vertebral notch D. sympathetic ganglion Which option is correct and why?
The correct answer is: intervertebral foramen.
B
What anatomical structure serves as the conduit of the oocyte from the ovary to the uterus?
[ "uterine tubes", "urethra", "nephrons", "ureters" ]
uterine tubes
Answer the following multiple-choice question. Question: What anatomical structure serves as the conduit of the oocyte from the ovary to the uterus? Options: A. uterine tubes B. urethra C. nephrons D. ureters Which option is correct and why?
The correct answer is: uterine tubes.
A
What parts of comets make them easy to see?
[ "arcs and tails", "novas and tails", "craters and tails", "comas and tails" ]
comas and tails
Answer the following multiple-choice question. Question: What parts of comets make them easy to see? Options: A. arcs and tails B. novas and tails C. craters and tails D. comas and tails Which option is correct and why?
The correct answer is: comas and tails.
D
When the weather changes as it does from Christmas to Easter,
[ "the air may chill", "the ground may freeze", "the plants may die", "the ground may warm" ]
the ground may warm
Answer the following multiple-choice question. Question: When the weather changes as it does from Christmas to Easter, Options: A. the air may chill B. the ground may freeze C. the plants may die D. the ground may warm Which option is correct and why?
The correct answer is: the ground may warm.
D
Lampreys possess a large round sucker, lined with teeth, that surrounds the mouth and is used to feed on what?
[ "parasites", "herbivores", "marrow", "blood" ]
blood
Answer the following multiple-choice question. Question: Lampreys possess a large round sucker, lined with teeth, that surrounds the mouth and is used to feed on what? Options: A. parasites B. herbivores C. marrow D. blood Which option is correct and why?
The correct answer is: blood.
D
What specific part of the african violet is used to propagate other plants?
[ "leaves", "petals", "roots", "spores" ]
leaves
Answer the following multiple-choice question. Question: What specific part of the african violet is used to propagate other plants? Options: A. leaves B. petals C. roots D. spores Which option is correct and why?
The correct answer is: leaves.
A
a disease that can be metastic occurs when the cell cycle is regulated how often?
[ "often", "no less", "forever", "Leptospirosis", "illness", "heat or cold", "no longer", "electrically" ]
no longer
Answer the following multiple-choice question. Question: a disease that can be metastic occurs when the cell cycle is regulated how often? Options: A. often B. no less C. forever D. Leptospirosis E. illness F. heat or cold G. no longer H. electrically Which option is correct and why?
The correct answer is: no longer.
A
Each type of electromagnetic radiation has a characteristic range of wavelengths. the longer the wavelength (or the more stretched out it appears), the less energy is carried. short, tight waves carry what?
[ "sound", "heat", "kinetic energy", "most energy" ]
most energy
Answer the following multiple-choice question. Question: Each type of electromagnetic radiation has a characteristic range of wavelengths. the longer the wavelength (or the more stretched out it appears), the less energy is carried. short, tight waves carry what? Options: A. sound B. heat C. kinetic energy D. most energy Which option is correct and why?
The correct answer is: most energy.
D
Photoautotrophs including (a) plants, (b) algae, and (c) cyanobacteria synthesize their organic compounds via photosynthesis using sunlight as this?
[ "energy source", "heating source", "light source4", "fuel source" ]
energy source
Answer the following multiple-choice question. Question: Photoautotrophs including (a) plants, (b) algae, and (c) cyanobacteria synthesize their organic compounds via photosynthesis using sunlight as this? Options: A. energy source B. heating source C. light source4 D. fuel source Which option is correct and why?
The correct answer is: energy source.
A
Animals are unable to grow or remain healthy without
[ "proper sustenance", "ice", "restaurants", "socks" ]
proper sustenance
Answer the following multiple-choice question. Question: Animals are unable to grow or remain healthy without Options: A. proper sustenance B. ice C. restaurants D. socks Which option is correct and why?
The correct answer is: proper sustenance.
A
What is contributing to the greenhouse effect?
[ "energy of moving objects", "mining gold", "Warm air moving into cold air", "burning fossil fuels", "acid rain", "melting ice caps", "energy usage", "single-celled organisms" ]
burning fossil fuels
Answer the following multiple-choice question. Question: What is contributing to the greenhouse effect? Options: A. energy of moving objects B. mining gold C. Warm air moving into cold air D. burning fossil fuels E. acid rain F. melting ice caps G. energy usage H. single-celled organisms Which option is correct and why?
The correct answer is: burning fossil fuels.
D
What can cause lakes to form?
[ "rainfall", "beavers", "erosion", "loose soil", "heat", "spring", "flooding", "break off" ]
beavers
Answer the following multiple-choice question. Question: What can cause lakes to form? Options: A. rainfall B. beavers C. erosion D. loose soil E. heat F. spring G. flooding H. break off Which option is correct and why?
The correct answer is: beavers.
B
When a predator population decreases in an environment, what happens to other populations?
[ "prey numbers will boom", "the amount of prey will go down", "new predators will arrive", "all populations will increase" ]
prey numbers will boom
Answer the following multiple-choice question. Question: When a predator population decreases in an environment, what happens to other populations? Options: A. prey numbers will boom B. the amount of prey will go down C. new predators will arrive D. all populations will increase Which option is correct and why?
The correct answer is: prey numbers will boom.
A
What do batteries store?
[ "chemicals", "layers of fat", "photons", "Light", "coded genes", "nutrients", "rays or beams", "sunlight" ]
chemicals
Answer the following multiple-choice question. Question: What do batteries store? Options: A. chemicals B. layers of fat C. photons D. Light E. coded genes F. nutrients G. rays or beams H. sunlight Which option is correct and why?
The correct answer is: chemicals.
A
What can be used for keeping warm?
[ "keratin", "vacuum", "four limbs", "energy", "cold", "engines", "magic", "heat" ]
keratin
Answer the following multiple-choice question. Question: What can be used for keeping warm? Options: A. keratin B. vacuum C. four limbs D. energy E. cold F. engines G. magic H. heat Which option is correct and why?
The correct answer is: keratin.
A
What has a positive impact on the environment?
[ "animals", "bushes", "energy", "peachleaf willow", "oysters", "using steel", "Solar energy", "Green beans" ]
using steel
Answer the following multiple-choice question. Question: What has a positive impact on the environment? Options: A. animals B. bushes C. energy D. peachleaf willow E. oysters F. using steel G. Solar energy H. Green beans Which option is correct and why?
The correct answer is: using steel.
A
What animal requires great amounts of what rain is to survive?
[ "Annelids", "land", "terrestrial", "salmon", "aquatic", "squids", "trout", "desert" ]
aquatic
Answer the following multiple-choice question. Question: What animal requires great amounts of what rain is to survive? Options: A. Annelids B. land C. terrestrial D. salmon E. aquatic F. squids G. trout H. desert Which option is correct and why?
The correct answer is: aquatic.
E
In humans, the first sites used for energy storage are liver and what else?
[ "lungs", "reproductive organs", "muscle cells", "skin cells" ]
muscle cells
Answer the following multiple-choice question. Question: In humans, the first sites used for energy storage are liver and what else? Options: A. lungs B. reproductive organs C. muscle cells D. skin cells Which option is correct and why?
The correct answer is: muscle cells.
C
Chemistry and physics are fields in what type of science?
[ "physical", "Biology", "Meteorology", "Botany" ]
physical
Answer the following multiple-choice question. Question: Chemistry and physics are fields in what type of science? Options: A. physical B. Biology C. Meteorology D. Botany Which option is correct and why?
The correct answer is: physical.
A
Hummingbirds are what they are today as a necessary consequence of their relationship to what?
[ "a feeder", "humans", "bees", "survival", "animals", "Plants", "Earth", "weeds" ]
Plants
Answer the following multiple-choice question. Question: Hummingbirds are what they are today as a necessary consequence of their relationship to what? Options: A. a feeder B. humans C. bees D. survival E. animals F. Plants G. Earth H. weeds Which option is correct and why?
The correct answer is: Plants.
A
What are groups of tens to hundreds of thousands of stars held tightly together by gravity called?
[ "galaxy", "elliptical clusters", "globular clusters", "elongated clusters" ]
globular clusters
Answer the following multiple-choice question. Question: What are groups of tens to hundreds of thousands of stars held tightly together by gravity called? Options: A. galaxy B. elliptical clusters C. globular clusters D. elongated clusters Which option is correct and why?
The correct answer is: globular clusters.
C
what were formed by a river flowing?
[ "Statue of Liberty", "body water", "swamp vegetation", "Rockies", "Napa and Sonoma", "clouds", "Sediment", "Calcium carbonate" ]
Napa and Sonoma
Answer the following multiple-choice question. Question: what were formed by a river flowing? Options: A. Statue of Liberty B. body water C. swamp vegetation D. Rockies E. Napa and Sonoma F. clouds G. Sediment H. Calcium carbonate Which option is correct and why?
The correct answer is: Napa and Sonoma.
E
What is a group of connected cells that have a similar function within an organism called?
[ "nucleus", "organ", "tissue", "colony" ]
tissue
Answer the following multiple-choice question. Question: What is a group of connected cells that have a similar function within an organism called? Options: A. nucleus B. organ C. tissue D. colony Which option is correct and why?
The correct answer is: tissue.
C
what makes food from inorganic materials?
[ "animals", "Organic compounds", "burning coal", "bacteria", "agriculture", "plants", "honeybees", "green plants" ]
green plants
Answer the following multiple-choice question. Question: what makes food from inorganic materials? Options: A. animals B. Organic compounds C. burning coal D. bacteria E. agriculture F. plants G. honeybees H. green plants Which option is correct and why?
The correct answer is: green plants.
A
What animals lack vertebral column or backbone?
[ "snakes", "dogs", "parasites", "epidermal", "Wasps", "fish", "insects", "sharks" ]
insects
Answer the following multiple-choice question. Question: What animals lack vertebral column or backbone? Options: A. snakes B. dogs C. parasites D. epidermal E. Wasps F. fish G. insects H. sharks Which option is correct and why?
The correct answer is: insects.
A
What conducts nerve-like electrical signals that help integrate whole-plant function?
[ "the stamen", "the stem", "the ploem", "the spicule" ]
the ploem
Answer the following multiple-choice question. Question: What conducts nerve-like electrical signals that help integrate whole-plant function? Options: A. the stamen B. the stem C. the ploem D. the spicule Which option is correct and why?
The correct answer is: the ploem.
C
What breathes by pulling air into the lungs?
[ "humans", "animals", "bears", "sponges", "mammals", "bacteria", "goats", "oxygen" ]
mammals
Answer the following multiple-choice question. Question: What breathes by pulling air into the lungs? Options: A. humans B. animals C. bears D. sponges E. mammals F. bacteria G. goats H. oxygen Which option is correct and why?
The correct answer is: mammals.
E
where do many ocean organisms find food and shelter?
[ "Earth orbiting the Sun", "the environment", "clams", "lakes", "gastropod shells", "coastlines", "near the shoreline", "deep sea" ]
near the shoreline
Answer the following multiple-choice question. Question: where do many ocean organisms find food and shelter? Options: A. Earth orbiting the Sun B. the environment C. clams D. lakes E. gastropod shells F. coastlines G. near the shoreline H. deep sea Which option is correct and why?
The correct answer is: near the shoreline.
A
many vehicles emitting pollution into the air may occur when
[ "horses pull carriage over snow", "child is propelling scooter", "trolley collects current from overhead wire", "EMT transports panting patient" ]
EMT transports panting patient
Answer the following multiple-choice question. Question: many vehicles emitting pollution into the air may occur when Options: A. horses pull carriage over snow B. child is propelling scooter C. trolley collects current from overhead wire D. EMT transports panting patient Which option is correct and why?
The correct answer is: EMT transports panting patient.
D
What continues to grow throughout their lives?
[ "potatoes", "Hemoglobin", "tortoises", "plastic roses.", "Human teeth.", "Lilies.", "Silk daisies.", "vegetation" ]
Lilies.
Answer the following multiple-choice question. Question: What continues to grow throughout their lives? Options: A. potatoes B. Hemoglobin C. tortoises D. plastic roses. E. Human teeth. F. Lilies. G. Silk daisies. H. vegetation Which option is correct and why?
The correct answer is: Lilies..
A
what does a light bulb require to produce light?
[ "flow of electrons", "flow of neutrons", "the sun", "adding heat", "hydrogen and oxygen", "an electron lens", "h2o", "chemical messengers" ]
flow of electrons
Answer the following multiple-choice question. Question: what does a light bulb require to produce light? Options: A. flow of electrons B. flow of neutrons C. the sun D. adding heat E. hydrogen and oxygen F. an electron lens G. h2o H. chemical messengers Which option is correct and why?
The correct answer is: flow of electrons.
A
The cause of what doesn't grow by cell division?
[ "drought", "Influenza", "resistance", "adding heat", "Leptospirosis", "fungi", "bacteria", "heat produced" ]
Influenza
Answer the following multiple-choice question. Question: The cause of what doesn't grow by cell division? Options: A. drought B. Influenza C. resistance D. adding heat E. Leptospirosis F. fungi G. bacteria H. heat produced Which option is correct and why?
The correct answer is: Influenza.
B
The fuel that burns in a combustion reaction in many fossil fuels such as natural gas that consists of carbon hydrogen is known as what?
[ "fossil", "helium", "hydrocarbon", "catalyst" ]
hydrocarbon
Answer the following multiple-choice question. Question: The fuel that burns in a combustion reaction in many fossil fuels such as natural gas that consists of carbon hydrogen is known as what? Options: A. fossil B. helium C. hydrocarbon D. catalyst Which option is correct and why?
The correct answer is: hydrocarbon.
C
What is the name of the location in which a stream or river starts?
[ "mouth", "source", "shore", "spring" ]
source
Answer the following multiple-choice question. Question: What is the name of the location in which a stream or river starts? Options: A. mouth B. source C. shore D. spring Which option is correct and why?
The correct answer is: source.
B
What forms secondary vascular tissues in trees?
[ "allow growth", "primary growth", "secondary growth", "In their leaves", "end growth", "mating", "Most plants", "shrub beds" ]
secondary growth
Answer the following multiple-choice question. Question: What forms secondary vascular tissues in trees? Options: A. allow growth B. primary growth C. secondary growth D. In their leaves E. end growth F. mating G. Most plants H. shrub beds Which option is correct and why?
The correct answer is: secondary growth.
C
One way new land can be formed is by
[ "growing it in transplanting it", "having molten rock cool above sea level", "creating a dam around a body of water", "cooling burned plants with water" ]
having molten rock cool above sea level
Answer the following multiple-choice question. Question: One way new land can be formed is by Options: A. growing it in transplanting it B. having molten rock cool above sea level C. creating a dam around a body of water D. cooling burned plants with water Which option is correct and why?
The correct answer is: having molten rock cool above sea level.
B
What term is used to describe the ability of matter to burn?
[ "permeability", "volatility", "flammability", "reactivity" ]
flammability
Answer the following multiple-choice question. Question: What term is used to describe the ability of matter to burn? Options: A. permeability B. volatility C. flammability D. reactivity Which option is correct and why?
The correct answer is: flammability.
C
What can affect genes that control the cell cycle?
[ "Leptospirosis", "acetic acid", "water vapor", "Smoking", "butter", "radiation", "resistance", "gasoline" ]
radiation
Answer the following multiple-choice question. Question: What can affect genes that control the cell cycle? Options: A. Leptospirosis B. acetic acid C. water vapor D. Smoking E. butter F. radiation G. resistance H. gasoline Which option is correct and why?
The correct answer is: radiation.
A
The atmosphere is made of 78% what?
[ "N", "fire", "clouds", "wind" ]
N
Answer the following multiple-choice question. Question: The atmosphere is made of 78% what? Options: A. N B. fire C. clouds D. wind Which option is correct and why?
The correct answer is: N.
A
What do decomposers release back to the environment after they break down the remains and other wastes?
[ "simple inorganic molecules", "unrefined waste", "nematodes", "carbon monoxide" ]
simple inorganic molecules
Answer the following multiple-choice question. Question: What do decomposers release back to the environment after they break down the remains and other wastes? Options: A. simple inorganic molecules B. unrefined waste C. nematodes D. carbon monoxide Which option is correct and why?
The correct answer is: simple inorganic molecules.
A
What decreases stamina?
[ "dry conditions", "burning", "Dehydration", "cancer", "cigarettes", "viruses", "toxins", "liver cancer" ]
cigarettes
Answer the following multiple-choice question. Question: What decreases stamina? Options: A. dry conditions B. burning C. Dehydration D. cancer E. cigarettes F. viruses G. toxins H. liver cancer Which option is correct and why?
The correct answer is: cigarettes.
E
In what way does a catalyst help in chemical reactions?
[ "Generating heat", "lowered energy cost", "metabolic reaction", "heating liquids", "by making heat", "adding heat", "increases a body's strength", "preventing heat transfer" ]
lowered energy cost
Answer the following multiple-choice question. Question: In what way does a catalyst help in chemical reactions? Options: A. Generating heat B. lowered energy cost C. metabolic reaction D. heating liquids E. by making heat F. adding heat G. increases a body's strength H. preventing heat transfer Which option is correct and why?
The correct answer is: lowered energy cost.
B
Focused on evolution, the studies of what man have reshaped and influenced all aspects of biology?
[ "charles darwin", "scopes", "Linnaeus", "Albert Einstein" ]
charles darwin
Answer the following multiple-choice question. Question: Focused on evolution, the studies of what man have reshaped and influenced all aspects of biology? Options: A. charles darwin B. scopes C. Linnaeus D. Albert Einstein Which option is correct and why?
The correct answer is: charles darwin.
A
Swords are drawn to
[ "the devil", "magnets", "people", "trees" ]
magnets
Answer the following multiple-choice question. Question: Swords are drawn to Options: A. the devil B. magnets C. people D. trees Which option is correct and why?
The correct answer is: magnets.
B
what changing can cause transferring energy in the atmosphere
[ "deforestation", "bearing", "temperature", "global warming", "days", "direction", "heating liquids", "The atmosphere" ]
temperature
Answer the following multiple-choice question. Question: what changing can cause transferring energy in the atmosphere Options: A. deforestation B. bearing C. temperature D. global warming E. days F. direction G. heating liquids H. The atmosphere Which option is correct and why?
The correct answer is: temperature.
C
Some fish will be over-fished to the point that their species ceases to exist, which is also known as what?
[ "endangered", "accumulation", "abundance", "extinction" ]
extinction
Answer the following multiple-choice question. Question: Some fish will be over-fished to the point that their species ceases to exist, which is also known as what? Options: A. endangered B. accumulation C. abundance D. extinction Which option is correct and why?
The correct answer is: extinction.
D
What does an engine use as liquid fuel?
[ "fossil fuels", "gasoline", "kerosene", "energy", "bunker fuel", "Energy.", "fur and fat", "water" ]
gasoline
Answer the following multiple-choice question. Question: What does an engine use as liquid fuel? Options: A. fossil fuels B. gasoline C. kerosene D. energy E. bunker fuel F. Energy. G. fur and fat H. water Which option is correct and why?
The correct answer is: gasoline.
B
What helps aerate soil, which is also good for plants?
[ "trees", "bacteria", "loose dirt", "decomposers", "dogs", "the Sun", "hydration", "Exfoliation" ]
decomposers
Answer the following multiple-choice question. Question: What helps aerate soil, which is also good for plants? Options: A. trees B. bacteria C. loose dirt D. decomposers E. dogs F. the Sun G. hydration H. Exfoliation Which option is correct and why?
The correct answer is: decomposers.
D
Electromagnetic waves are comprised of what two types of energy?
[ "kinetic and electric", "magnetic and gravitational", "electric and magnetic", "solar and kinetic" ]
electric and magnetic
Answer the following multiple-choice question. Question: Electromagnetic waves are comprised of what two types of energy? Options: A. kinetic and electric B. magnetic and gravitational C. electric and magnetic D. solar and kinetic Which option is correct and why?
The correct answer is: electric and magnetic.
C
What is the midpiece of sperm packed with?
[ "urine", "glucose", "protein", "mitochondria" ]
mitochondria
Answer the following multiple-choice question. Question: What is the midpiece of sperm packed with? Options: A. urine B. glucose C. protein D. mitochondria Which option is correct and why?
The correct answer is: mitochondria.
D
What is the energy of motion called?
[ "kinetic energy", "inertia", "harmonic energy", "stasis" ]
kinetic energy
Answer the following multiple-choice question. Question: What is the energy of motion called? Options: A. kinetic energy B. inertia C. harmonic energy D. stasis Which option is correct and why?
The correct answer is: kinetic energy.
A
Alkanes are nonpolar and therefore do not attract what?
[ "atoms", "eons", "molecules", "ions" ]
ions
Answer the following multiple-choice question. Question: Alkanes are nonpolar and therefore do not attract what? Options: A. atoms B. eons C. molecules D. ions Which option is correct and why?
The correct answer is: ions.
D
What lasts only as long as the antibodies survive in body fluids?
[ "recovery time from fatigue", "Food poisoning", "during the day", "Leptospirosis", "retaining heat", "breastfeeding provides", "an area swollen with pus", "Something that causes allergies" ]
breastfeeding provides
Answer the following multiple-choice question. Question: What lasts only as long as the antibodies survive in body fluids? Options: A. recovery time from fatigue B. Food poisoning C. during the day D. Leptospirosis E. retaining heat F. breastfeeding provides G. an area swollen with pus H. Something that causes allergies Which option is correct and why?
The correct answer is: breastfeeding provides.
A
The female platypus and echindna does not have a vagina and?
[ "Uterus", "expelled", "organ", "abrasion", "alveoli", "reproduce", "state", "Epidermis" ]
Uterus
Answer the following multiple-choice question. Question: The female platypus and echindna does not have a vagina and? Options: A. Uterus B. expelled C. organ D. abrasion E. alveoli F. reproduce G. state H. Epidermis Which option is correct and why?
The correct answer is: Uterus.
A
What is the largest organ of the human body?
[ "your blood", "your lungs", "your skin", "your brain" ]
your skin
Answer the following multiple-choice question. Question: What is the largest organ of the human body? Options: A. your blood B. your lungs C. your skin D. your brain Which option is correct and why?
The correct answer is: your skin.
C
Rna is especially important during synthesis of what?
[ "mitochondria", "sulfur", "glucose", "protein" ]
protein
Answer the following multiple-choice question. Question: Rna is especially important during synthesis of what? Options: A. mitochondria B. sulfur C. glucose D. protein Which option is correct and why?
The correct answer is: protein.
D
During the first several weeks of development, the cells of the endometrium nourish what?
[ "embryo", "nucleus", "uterus", "egg" ]
embryo
Answer the following multiple-choice question. Question: During the first several weeks of development, the cells of the endometrium nourish what? Options: A. embryo B. nucleus C. uterus D. egg Which option is correct and why?
The correct answer is: embryo.
A
A compass' needle points north the same way that geese know to fly south in winter, because of
[ "unknown circumstances", "magnetic pants", "Earth's pull", "magnetic shoes" ]
Earth's pull
Answer the following multiple-choice question. Question: A compass' needle points north the same way that geese know to fly south in winter, because of Options: A. unknown circumstances B. magnetic pants C. Earth's pull D. magnetic shoes Which option is correct and why?
The correct answer is: Earth's pull.
C
The expulsion of semen occurs when what propels sperm from the epididymes?
[ "birth", "muscle contractions", "kinetic energy", "urine", "rapid expansion", "air", "heat produced", "matter vibrating" ]
muscle contractions
Answer the following multiple-choice question. Question: The expulsion of semen occurs when what propels sperm from the epididymes? Options: A. birth B. muscle contractions C. kinetic energy D. urine E. rapid expansion F. air G. heat produced H. matter vibrating Which option is correct and why?
The correct answer is: muscle contractions.
B
Latitude affects the amount of what received by an area, which in turn affects the temperature of a region?
[ "current radiation", "geothermal radiation", "solar radiation", "chemical radiation" ]
solar radiation
Answer the following multiple-choice question. Question: Latitude affects the amount of what received by an area, which in turn affects the temperature of a region? Options: A. current radiation B. geothermal radiation C. solar radiation D. chemical radiation Which option is correct and why?
The correct answer is: solar radiation.
C
Volcanoes can be active, dormant, or what else?
[ "extinct", "burgeoning", "still", "remnant" ]
extinct
Answer the following multiple-choice question. Question: Volcanoes can be active, dormant, or what else? Options: A. extinct B. burgeoning C. still D. remnant Which option is correct and why?
The correct answer is: extinct.
A
What is the basic chemical building block of matter; it is the simplest chemical substance?
[ "helium", "element", "hydrogen", "atoms" ]
element
Answer the following multiple-choice question. Question: What is the basic chemical building block of matter; it is the simplest chemical substance? Options: A. helium B. element C. hydrogen D. atoms Which option is correct and why?
The correct answer is: element.
B
What is the process in which cells break down glucose, release the stored energy, and use it to make atp
[ "photosynthesis", "electromagnetic respiration", "reproduction", "cellular respiration" ]
cellular respiration
Answer the following multiple-choice question. Question: What is the process in which cells break down glucose, release the stored energy, and use it to make atp Options: A. photosynthesis B. electromagnetic respiration C. reproduction D. cellular respiration Which option is correct and why?
The correct answer is: cellular respiration.
D
What would prevent a protist from moving?
[ "If it's eating", "layers of fat", "Gravity", "Greenhouse gases", "Chemical energy", "If it's alive", "If it's wet", "If it's dry" ]
If it's dry
Answer the following multiple-choice question. Question: What would prevent a protist from moving? Options: A. If it's eating B. layers of fat C. Gravity D. Greenhouse gases E. Chemical energy F. If it's alive G. If it's wet H. If it's dry Which option is correct and why?
The correct answer is: If it's dry.
A
Mutualism is an interaction between individuals of two different species that has what effect on both of them?
[ "neutral", "abnormal", "beneficial", "harmful" ]
beneficial
Answer the following multiple-choice question. Question: Mutualism is an interaction between individuals of two different species that has what effect on both of them? Options: A. neutral B. abnormal C. beneficial D. harmful Which option is correct and why?
The correct answer is: beneficial.
C
What do most species of monkeys have that no apes or humans do?
[ "large brain", "five fingers", "fur", "tail" ]
tail
Answer the following multiple-choice question. Question: What do most species of monkeys have that no apes or humans do? Options: A. large brain B. five fingers C. fur D. tail Which option is correct and why?
The correct answer is: tail.
D
who would see better through an underground tunnel?
[ "a boy with a pen", "a man with a stick", "a man with a spoon", "a man with a candle and match" ]
a man with a candle and match
Answer the following multiple-choice question. Question: who would see better through an underground tunnel? Options: A. a boy with a pen B. a man with a stick C. a man with a spoon D. a man with a candle and match Which option is correct and why?
The correct answer is: a man with a candle and match.
D
What can change the state of matter?
[ "temperature", "color", "a-a gradients", "electricity", "hypothyroidism", "fossil fuels", "global warming", "flavor" ]
temperature
Answer the following multiple-choice question. Question: What can change the state of matter? Options: A. temperature B. color C. a-a gradients D. electricity E. hypothyroidism F. fossil fuels G. global warming H. flavor Which option is correct and why?
The correct answer is: temperature.
A
This object in your pocket is the most likely to shock you
[ "your phone", "your credit card", "your library card", "your wallet" ]
your phone
Answer the following multiple-choice question. Question: This object in your pocket is the most likely to shock you Options: A. your phone B. your credit card C. your library card D. your wallet Which option is correct and why?
The correct answer is: your phone.
A
What can make a chemical reaction easier to get started?
[ "sweating", "ATP", "Carbohydrates", "heat", "a stove", "DNA", "Enzymes", "electron" ]
Enzymes
Answer the following multiple-choice question. Question: What can make a chemical reaction easier to get started? Options: A. sweating B. ATP C. Carbohydrates D. heat E. a stove F. DNA G. Enzymes H. electron Which option is correct and why?
The correct answer is: Enzymes.
A
What non-deciduos types do not change colors?
[ "Conifers", "Frogs", "eukyarotes", "Echinoids", "monotremes", "opossums", "ferns", "heterotrophs" ]
Conifers
Answer the following multiple-choice question. Question: What non-deciduos types do not change colors? Options: A. Conifers B. Frogs C. eukyarotes D. Echinoids E. monotremes F. opossums G. ferns H. heterotrophs Which option is correct and why?
The correct answer is: Conifers.
A
Where in the female body does egg production take place?
[ "endometrium", "uterus", "testes", "ovaries" ]
ovaries
Answer the following multiple-choice question. Question: Where in the female body does egg production take place? Options: A. endometrium B. uterus C. testes D. ovaries Which option is correct and why?
The correct answer is: ovaries.
D
Which will take the longest to reach a boiling point
[ "tea kettle", "fish tank", "swimming pool", "bath tub" ]
swimming pool
Answer the following multiple-choice question. Question: Which will take the longest to reach a boiling point Options: A. tea kettle B. fish tank C. swimming pool D. bath tub Which option is correct and why?
The correct answer is: swimming pool.
C
Ocean water has what property because water dissolves minerals out of rocks?
[ "salty", "fizzy", "sweet", "muddy" ]
salty
Answer the following multiple-choice question. Question: Ocean water has what property because water dissolves minerals out of rocks? Options: A. salty B. fizzy C. sweet D. muddy Which option is correct and why?
The correct answer is: salty.
A
When does steel expand?
[ "matter vibrating", "when it loses heat", "It gets heated up", "flow of electrons", "when it transfers heat away", "recovery time from fatigue", "when it conducts heat", "when it cools down" ]
when it conducts heat
Answer the following multiple-choice question. Question: When does steel expand? Options: A. matter vibrating B. when it loses heat C. It gets heated up D. flow of electrons E. when it transfers heat away F. recovery time from fatigue G. when it conducts heat H. when it cools down Which option is correct and why?
The correct answer is: when it conducts heat.
A
Cycles of freezing and thawing water help to make
[ "soil", "power", "ice", "cracks", "Winter", "rocks", "biome", "warmth" ]
soil
Answer the following multiple-choice question. Question: Cycles of freezing and thawing water help to make Options: A. soil B. power C. ice D. cracks E. Winter F. rocks G. biome H. warmth Which option is correct and why?
The correct answer is: soil.
A
what do astronomers get excited about?
[ "movements in the earth's crust", "Earth revolving around the sun", "earth's core", "earthworms", "animals", "tectonic plates being pushed together", "Continents drifting", "high-mass stars collapsing" ]
high-mass stars collapsing
Answer the following multiple-choice question. Question: what do astronomers get excited about? Options: A. movements in the earth's crust B. Earth revolving around the sun C. earth's core D. earthworms E. animals F. tectonic plates being pushed together G. Continents drifting H. high-mass stars collapsing Which option is correct and why?
The correct answer is: high-mass stars collapsing.
A
What feature of the spine helps with flexibility and strength?
[ "arrangement", "shape", "angle", "curves" ]
curves
Answer the following multiple-choice question. Question: What feature of the spine helps with flexibility and strength? Options: A. arrangement B. shape C. angle D. curves Which option is correct and why?
The correct answer is: curves.
D