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Relaxation of the body has a positive impact on a what
[ "intelligence", "sight", "consumers", "health", "growth", "career", "humans", "survive" ]
health
Answer the following multiple-choice question. Question: Relaxation of the body has a positive impact on a what Options: A. intelligence B. sight C. consumers D. health E. growth F. career G. humans H. survive Which option is correct and why?
The correct answer is: health.
D
What is used to determine the age of fossils?
[ "Calcium carbonate", "dinosaurs", "a barometer", "electron microscope", "a thermometer", "a decay curve", "chemical equations", "Physical weathering" ]
a decay curve
Answer the following multiple-choice question. Question: What is used to determine the age of fossils? Options: A. Calcium carbonate B. dinosaurs C. a barometer D. electron microscope E. a thermometer F. a decay curve G. chemical equations H. Physical weathering Which option is correct and why?
The correct answer is: a decay curve.
A
There are zero amphibians on
[ "Mexico", "Icebergs", "England", "Texas" ]
Icebergs
Answer the following multiple-choice question. Question: There are zero amphibians on Options: A. Mexico B. Icebergs C. England D. Texas Which option is correct and why?
The correct answer is: Icebergs.
B
what creates a completely immobile human?
[ "burning coal", "birthdays", "lungs", "tectonic plates", "sports", "reproduction", "our nearest star", "fossil fuels" ]
reproduction
Answer the following multiple-choice question. Question: what creates a completely immobile human? Options: A. burning coal B. birthdays C. lungs D. tectonic plates E. sports F. reproduction G. our nearest star H. fossil fuels Which option is correct and why?
The correct answer is: reproduction.
A
Leaving tampons in for too long can put you at risk of what syndrome?
[ "Vaginismis", "Scalded Skin Syndrome", "Endometrial Cancer", "toxic shock" ]
toxic shock
Answer the following multiple-choice question. Question: Leaving tampons in for too long can put you at risk of what syndrome? Options: A. Vaginismis B. Scalded Skin Syndrome C. Endometrial Cancer D. toxic shock Which option is correct and why?
The correct answer is: toxic shock.
D
One way to retain your own thermal energy is to
[ "sit in snow", "wear fluffy socks", "sleep in freezers", "bathe in ice" ]
wear fluffy socks
Answer the following multiple-choice question. Question: One way to retain your own thermal energy is to Options: A. sit in snow B. wear fluffy socks C. sleep in freezers D. bathe in ice Which option is correct and why?
The correct answer is: wear fluffy socks.
B
What do many scientists think are the oldest eukaryotes?
[ "arthropods", "prokaryotes", "protists", "plants" ]
protists
Answer the following multiple-choice question. Question: What do many scientists think are the oldest eukaryotes? Options: A. arthropods B. prokaryotes C. protists D. plants Which option is correct and why?
The correct answer is: protists.
C
Cirrus, stratus, and cumulus are the main types of what?
[ "storms", "weather", "clouds", "climate" ]
clouds
Answer the following multiple-choice question. Question: Cirrus, stratus, and cumulus are the main types of what? Options: A. storms B. weather C. clouds D. climate Which option is correct and why?
The correct answer is: clouds.
C
Blood enters the heart in what valve?
[ "mitral", "aortic", "tricuspid", "atria" ]
atria
Answer the following multiple-choice question. Question: Blood enters the heart in what valve? Options: A. mitral B. aortic C. tricuspid D. atria Which option is correct and why?
The correct answer is: atria.
D
A switch is used to start the flow of current in a path of
[ "blood", "devices", "size", "closed", "cycles", "complete", "coiled", "energy" ]
devices
Answer the following multiple-choice question. Question: A switch is used to start the flow of current in a path of Options: A. blood B. devices C. size D. closed E. cycles F. complete G. coiled H. energy Which option is correct and why?
The correct answer is: devices.
B
What are commonly found in soil and water?
[ "lava", "bacteria", "phytoplankton", "bacterium", "diamonds", "Acids", "parasites", "hydrocarbons" ]
bacterium
Answer the following multiple-choice question. Question: What are commonly found in soil and water? Options: A. lava B. bacteria C. phytoplankton D. bacterium E. diamonds F. Acids G. parasites H. hydrocarbons Which option is correct and why?
The correct answer is: bacterium.
D
what can infection or injury of the lungs result in?
[ "harm", "swea", "death", "h2o", "damage", "ribs", "gas", "digestion" ]
death
Answer the following multiple-choice question. Question: what can infection or injury of the lungs result in? Options: A. harm B. swea C. death D. h2o E. damage F. ribs G. gas H. digestion Which option is correct and why?
The correct answer is: death.
C
What might eventually happen to a species if it is unable to reproduce?
[ "adaptation", "extinction", "migration", "natural selection" ]
extinction
Answer the following multiple-choice question. Question: What might eventually happen to a species if it is unable to reproduce? Options: A. adaptation B. extinction C. migration D. natural selection Which option is correct and why?
The correct answer is: extinction.
B
What are the two classifications of factors in the environment that affect organisms?
[ "shear and abiotic", "Antibiotick and abiotic", "biotic and abiotic", "rotational and abiotic" ]
biotic and abiotic
Answer the following multiple-choice question. Question: What are the two classifications of factors in the environment that affect organisms? Options: A. shear and abiotic B. Antibiotick and abiotic C. biotic and abiotic D. rotational and abiotic Which option is correct and why?
The correct answer is: biotic and abiotic.
C
An example of thermal conductivity is
[ "Leaving a fire log poker in the fire place", "Sitting down on a bed", "Throwing a large ball", "Yelling into a megaphone at a crowd" ]
Leaving a fire log poker in the fire place
Answer the following multiple-choice question. Question: An example of thermal conductivity is Options: A. Leaving a fire log poker in the fire place B. Sitting down on a bed C. Throwing a large ball D. Yelling into a megaphone at a crowd Which option is correct and why?
The correct answer is: Leaving a fire log poker in the fire place.
A
What is the minimum number of pulleys needed for a compound pulley?
[ "2", "zero", "4", "1" ]
2
Answer the following multiple-choice question. Question: What is the minimum number of pulleys needed for a compound pulley? Options: A. 2 B. zero C. 4 D. 1 Which option is correct and why?
The correct answer is: 2.
A
Sometimes birds
[ "dance to attract predators", "hide seeds from other birds by burying them", "hide seeds in hollow trees to eat during the winter", "cause the spread of plants by pooping hard objects found in fruit" ]
cause the spread of plants by pooping hard objects found in fruit
Answer the following multiple-choice question. Question: Sometimes birds Options: A. dance to attract predators B. hide seeds from other birds by burying them C. hide seeds in hollow trees to eat during the winter D. cause the spread of plants by pooping hard objects found in fruit Which option is correct and why?
The correct answer is: cause the spread of plants by pooping hard objects found in fruit.
D
If a person wants to make house from something that is unable to be endlessly produced, they would build a
[ "tin shack", "pallet structure", "log cabin", "wood house" ]
tin shack
Answer the following multiple-choice question. Question: If a person wants to make house from something that is unable to be endlessly produced, they would build a Options: A. tin shack B. pallet structure C. log cabin D. wood house Which option is correct and why?
The correct answer is: tin shack.
A
What keeps the earth orbiting the sun?
[ "strong nuclear force", "magnetic force", "weak nuclear force", "gravity" ]
gravity
Answer the following multiple-choice question. Question: What keeps the earth orbiting the sun? Options: A. strong nuclear force B. magnetic force C. weak nuclear force D. gravity Which option is correct and why?
The correct answer is: gravity.
D
What is not a cell?
[ "an object", "eukaryote", "bacteria", "layers of fat", "They may not survive.", "chlorofluorocarbons", "Tobacco mosiac", "prokaryote" ]
Tobacco mosiac
Answer the following multiple-choice question. Question: What is not a cell? Options: A. an object B. eukaryote C. bacteria D. layers of fat E. They may not survive. F. chlorofluorocarbons G. Tobacco mosiac H. prokaryote Which option is correct and why?
The correct answer is: Tobacco mosiac.
A
How is thermal energy transferred in every-day, real life situations, such as holding a warm cup?
[ "condensation", "oxidation", "decomposition", "conduction" ]
conduction
Answer the following multiple-choice question. Question: How is thermal energy transferred in every-day, real life situations, such as holding a warm cup? Options: A. condensation B. oxidation C. decomposition D. conduction Which option is correct and why?
The correct answer is: conduction.
D
Antigens are molecules that the immune system recognizes as needing to be what?
[ "welcomed into the body", "it needs them", "stored in the body", "accepted into the body", "major threat to health", "Something that causes allergies", "rejected from the body", "members of their own species" ]
rejected from the body
Answer the following multiple-choice question. Question: Antigens are molecules that the immune system recognizes as needing to be what? Options: A. welcomed into the body B. it needs them C. stored in the body D. accepted into the body E. major threat to health F. Something that causes allergies G. rejected from the body H. members of their own species Which option is correct and why?
The correct answer is: rejected from the body.
A
How do we describe chemical reactions?
[ "equilibrium", "chemical equations", "balanced reactions", "atomic numbers" ]
chemical equations
Answer the following multiple-choice question. Question: How do we describe chemical reactions? Options: A. equilibrium B. chemical equations C. balanced reactions D. atomic numbers Which option is correct and why?
The correct answer is: chemical equations.
B
What type of reproduction is exemplified by starfish and yeasts?
[ "bacteria reproduction", "sexual reproduction", "microscopic reproduction", "asexual reproduction" ]
asexual reproduction
Answer the following multiple-choice question. Question: What type of reproduction is exemplified by starfish and yeasts? Options: A. bacteria reproduction B. sexual reproduction C. microscopic reproduction D. asexual reproduction Which option is correct and why?
The correct answer is: asexual reproduction.
D
smoking will directly affect what?
[ "hearing loss", "sleep", "intensity of cough", "hunger" ]
intensity of cough
Answer the following multiple-choice question. Question: smoking will directly affect what? Options: A. hearing loss B. sleep C. intensity of cough D. hunger Which option is correct and why?
The correct answer is: intensity of cough.
C
Herbivores are heterotrophs that eat only or mainly what?
[ "animals", "fish", "plants", "decayed matter" ]
plants
Answer the following multiple-choice question. Question: Herbivores are heterotrophs that eat only or mainly what? Options: A. animals B. fish C. plants D. decayed matter Which option is correct and why?
The correct answer is: plants.
C
Gravitropism ensures that roots grow into the soil and that shoots grow toward what?
[ "the north pole", "sunlight", "trees", "the south pole" ]
sunlight
Answer the following multiple-choice question. Question: Gravitropism ensures that roots grow into the soil and that shoots grow toward what? Options: A. the north pole B. sunlight C. trees D. the south pole Which option is correct and why?
The correct answer is: sunlight.
B
What compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization?
[ "gas", "hydrocarbons", "fossils", "forests" ]
hydrocarbons
Answer the following multiple-choice question. Question: What compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization? Options: A. gas B. hydrocarbons C. fossils D. forests Which option is correct and why?
The correct answer is: hydrocarbons.
B
What are used for breathing air by land animals?
[ "Frogs", "pigeons", "gills", "alveoli", "fish", "ferns", "four limbs", "water" ]
alveoli
Answer the following multiple-choice question. Question: What are used for breathing air by land animals? Options: A. Frogs B. pigeons C. gills D. alveoli E. fish F. ferns G. four limbs H. water Which option is correct and why?
The correct answer is: alveoli.
D
What important aspect of the scientific method is a suggested explanation for an event, which can be tested?
[ "string theory", "hypothesis", "independent variable", "scientific control" ]
hypothesis
Answer the following multiple-choice question. Question: What important aspect of the scientific method is a suggested explanation for an event, which can be tested? Options: A. string theory B. hypothesis C. independent variable D. scientific control Which option is correct and why?
The correct answer is: hypothesis.
B
What do we call the orderly sequence of events in the life of a cell from the division of a single parent cell to produce two new daughter cells, to the subsequent division of those daughter cells?
[ "circadian cycle", "cell replication", "cell cycle", "cell death" ]
cell cycle
Answer the following multiple-choice question. Question: What do we call the orderly sequence of events in the life of a cell from the division of a single parent cell to produce two new daughter cells, to the subsequent division of those daughter cells? Options: A. circadian cycle B. cell replication C. cell cycle D. cell death Which option is correct and why?
The correct answer is: cell cycle.
C
If someone wants to use a natural gas in order to assist something necessary, they can
[ "use it to bathe in", "eat it to die quickly", "freeze it to make ice cubes", "ignite it to warm their body" ]
ignite it to warm their body
Answer the following multiple-choice question. Question: If someone wants to use a natural gas in order to assist something necessary, they can Options: A. use it to bathe in B. eat it to die quickly C. freeze it to make ice cubes D. ignite it to warm their body Which option is correct and why?
The correct answer is: ignite it to warm their body.
D
The arctic environment mostly reflects all colors from the closest star because
[ "it's covered in prisms", "it's covered in white precipitation", "it's always raining there", "the ground is completely covered with white animals" ]
it's covered in white precipitation
Answer the following multiple-choice question. Question: The arctic environment mostly reflects all colors from the closest star because Options: A. it's covered in prisms B. it's covered in white precipitation C. it's always raining there D. the ground is completely covered with white animals Which option is correct and why?
The correct answer is: it's covered in white precipitation.
B
Where does the natural synthesis of lactose occur?
[ "mammary tissue", "nervous tissue", "liver tissue", "ovarian tissue" ]
mammary tissue
Answer the following multiple-choice question. Question: Where does the natural synthesis of lactose occur? Options: A. mammary tissue B. nervous tissue C. liver tissue D. ovarian tissue Which option is correct and why?
The correct answer is: mammary tissue.
A
What is critical?
[ "Balance", "oxygen", "recovery", "Electrical", "heat", "sun's heat", "stay warm", "stamina" ]
Balance
Answer the following multiple-choice question. Question: What is critical? Options: A. Balance B. oxygen C. recovery D. Electrical E. heat F. sun's heat G. stay warm H. stamina Which option is correct and why?
The correct answer is: Balance.
A
Adult bees include workers, a queen and what other type?
[ "soldiers", "drones", "builders", "laborers" ]
drones
Answer the following multiple-choice question. Question: Adult bees include workers, a queen and what other type? Options: A. soldiers B. drones C. builders D. laborers Which option is correct and why?
The correct answer is: drones.
B
A creature's habitat would be like what, if it has wide appendages that grasp liquids well?
[ "salt water", "salty", "mountainous", "dry" ]
salt water
Answer the following multiple-choice question. Question: A creature's habitat would be like what, if it has wide appendages that grasp liquids well? Options: A. salt water B. salty C. mountainous D. dry Which option is correct and why?
The correct answer is: salt water.
A
What is the first part of the large intestine, where wastes enter from the small intestine?
[ "spleen", "cecum", "tectum", "sacrum" ]
cecum
Answer the following multiple-choice question. Question: What is the first part of the large intestine, where wastes enter from the small intestine? Options: A. spleen B. cecum C. tectum D. sacrum Which option is correct and why?
The correct answer is: cecum.
B
What would provide the most nutrients?
[ "a used popcorn bucket", "an empty can of corn", "a dead strawberry bush", "a pickled jicama root" ]
a pickled jicama root
Answer the following multiple-choice question. Question: What would provide the most nutrients? Options: A. a used popcorn bucket B. an empty can of corn C. a dead strawberry bush D. a pickled jicama root Which option is correct and why?
The correct answer is: a pickled jicama root.
D
An animal's survival is impacted how by having better vision, taste, touch, hearing and smelling?
[ "not at all", "positively", "negatively", "critical organs", "It will move.", "poorly", "nervous system", "it needs them" ]
positively
Answer the following multiple-choice question. Question: An animal's survival is impacted how by having better vision, taste, touch, hearing and smelling? Options: A. not at all B. positively C. negatively D. critical organs E. It will move. F. poorly G. nervous system H. it needs them Which option is correct and why?
The correct answer is: positively.
B
What do you call prokaryotes that do not need oxygen for respiration?
[ "chloroflexus", "anaerobic", "aerobic", "enzymatic" ]
anaerobic
Answer the following multiple-choice question. Question: What do you call prokaryotes that do not need oxygen for respiration? Options: A. chloroflexus B. anaerobic C. aerobic D. enzymatic Which option is correct and why?
The correct answer is: anaerobic.
B
What are used for travel and trade?
[ "pigeons", "squids", "rivers", "ships", "oceans", "horses", "commissions", "bikes" ]
ships
Answer the following multiple-choice question. Question: What are used for travel and trade? Options: A. pigeons B. squids C. rivers D. ships E. oceans F. horses G. commissions H. bikes Which option is correct and why?
The correct answer is: ships.
D
What structures are in the cytoplasm where proteins are made?
[ "layers of fat", "important habitats", "Veins and arteries.", "bioaerosols", "bound and free", "sensory neurons", "a cuticle", "a delta" ]
bound and free
Answer the following multiple-choice question. Question: What structures are in the cytoplasm where proteins are made? Options: A. layers of fat B. important habitats C. Veins and arteries. D. bioaerosols E. bound and free F. sensory neurons G. a cuticle H. a delta Which option is correct and why?
The correct answer is: bound and free.
E
Oil is found in the porous rock layer and trapped by the what?
[ "impermeable layer", "mantle", "crystalline layer", "\\" ]
impermeable layer
Answer the following multiple-choice question. Question: Oil is found in the porous rock layer and trapped by the what? Options: A. impermeable layer B. mantle C. crystalline layer D. \ Which option is correct and why?
The correct answer is: impermeable layer.
A
what may have its leaf size increase as it grows?
[ "tiny polyps", "gene flow", "h2o", "grass", "subtropical", "humans", "Tropical", "perennials" ]
perennials
Answer the following multiple-choice question. Question: what may have its leaf size increase as it grows? Options: A. tiny polyps B. gene flow C. h2o D. grass E. subtropical F. humans G. Tropical H. perennials Which option is correct and why?
The correct answer is: perennials.
A
If a person is going to be in an area with acid rain, the organs in the body can be unharmed because of
[ "outer organ protection", "being given immunity", "using sunscreen", "taking vitamins" ]
outer organ protection
Answer the following multiple-choice question. Question: If a person is going to be in an area with acid rain, the organs in the body can be unharmed because of Options: A. outer organ protection B. being given immunity C. using sunscreen D. taking vitamins Which option is correct and why?
The correct answer is: outer organ protection.
A
How can you feel better when you're too warm?
[ "with their fur", "Drink water", "focusing a lens", "Go for a walk", "in its arms", "Go outside", "firm hugs", "Fall asleep" ]
Drink water
Answer the following multiple-choice question. Question: How can you feel better when you're too warm? Options: A. with their fur B. Drink water C. focusing a lens D. Go for a walk E. in its arms F. Go outside G. firm hugs H. Fall asleep Which option is correct and why?
The correct answer is: Drink water.
B
Which measure shows how individuals in a population are distributed, or spread throughout their area?
[ "population distribution", "geographical distribution", "population phase", "proportional distribution" ]
population distribution
Answer the following multiple-choice question. Question: Which measure shows how individuals in a population are distributed, or spread throughout their area? Options: A. population distribution B. geographical distribution C. population phase D. proportional distribution Which option is correct and why?
The correct answer is: population distribution.
A
Molds growing on foods are a common type of what organisms that play very important roles in almost every terrestrial ecosystem on earth?
[ "pollen", "yeast", "mildew", "fungi" ]
fungi
Answer the following multiple-choice question. Question: Molds growing on foods are a common type of what organisms that play very important roles in almost every terrestrial ecosystem on earth? Options: A. pollen B. yeast C. mildew D. fungi Which option is correct and why?
The correct answer is: fungi.
D
What uses echolocation to find the location of an object?
[ "birds", "squids", "cats", "submarines", "hawks", "animal", "bats", "humans" ]
bats
Answer the following multiple-choice question. Question: What uses echolocation to find the location of an object? Options: A. birds B. squids C. cats D. submarines E. hawks F. animal G. bats H. humans Which option is correct and why?
The correct answer is: bats.
A
What season is it in the southern hemisphere when it's winter in the northern?
[ "Spring", "summer", "autumn", "Winter" ]
summer
Answer the following multiple-choice question. Question: What season is it in the southern hemisphere when it's winter in the northern? Options: A. Spring B. summer C. autumn D. Winter Which option is correct and why?
The correct answer is: summer.
B
What increases the rate of metabolism in cells throughout the body?
[ "chronic stress", "heat energy", "resting up", "taking naps", "smoking cigarettes", "Smoking", "sleeping well", "sweating" ]
chronic stress
Answer the following multiple-choice question. Question: What increases the rate of metabolism in cells throughout the body? Options: A. chronic stress B. heat energy C. resting up D. taking naps E. smoking cigarettes F. Smoking G. sleeping well H. sweating Which option is correct and why?
The correct answer is: chronic stress.
A
Shorter periods of daylight happen
[ "October to December", "November to March", "December to April", "December to March" ]
December to March
Answer the following multiple-choice question. Question: Shorter periods of daylight happen Options: A. October to December B. November to March C. December to April D. December to March Which option is correct and why?
The correct answer is: December to March.
D
What grows into the soil to absorb water and minerals?
[ "NaCl", "vegetation", "burrs", "Trees", "grass", "Carrots", "Conifers", "potatoes" ]
Carrots
Answer the following multiple-choice question. Question: What grows into the soil to absorb water and minerals? Options: A. NaCl B. vegetation C. burrs D. Trees E. grass F. Carrots G. Conifers H. potatoes Which option is correct and why?
The correct answer is: Carrots.
A
In what part of the body do escherichia coli bacteria live?
[ "your intestines", "your brain", "your urethra", "your kidneys" ]
your intestines
Answer the following multiple-choice question. Question: In what part of the body do escherichia coli bacteria live? Options: A. your intestines B. your brain C. your urethra D. your kidneys Which option is correct and why?
The correct answer is: your intestines.
A
What is a purpose of a switch in an electrical circuit?
[ "to reduce magnetic effects", "heat production", "to annihilate electrons", "preventing heat transfer", "direct energy", "to complete the circuit", "heat is produced", "to circumvent resistors" ]
to complete the circuit
Answer the following multiple-choice question. Question: What is a purpose of a switch in an electrical circuit? Options: A. to reduce magnetic effects B. heat production C. to annihilate electrons D. preventing heat transfer E. direct energy F. to complete the circuit G. heat is produced H. to circumvent resistors Which option is correct and why?
The correct answer is: to complete the circuit.
A
Warming up your body before a workout does what to the blood flow?
[ "stops it", "reduces it", "minimizes it", "increases it" ]
increases it
Answer the following multiple-choice question. Question: Warming up your body before a workout does what to the blood flow? Options: A. stops it B. reduces it C. minimizes it D. increases it Which option is correct and why?
The correct answer is: increases it.
D
What is used to measure blood pressure?
[ "sphygmomanometer", "anemometer", "barometer", "spectrometer" ]
sphygmomanometer
Answer the following multiple-choice question. Question: What is used to measure blood pressure? Options: A. sphygmomanometer B. anemometer C. barometer D. spectrometer Which option is correct and why?
The correct answer is: sphygmomanometer.
A
What kind of messages do neurons send?
[ "minor messages", "digestive messages", "electrical messages", "Neurotic messages" ]
electrical messages
Answer the following multiple-choice question. Question: What kind of messages do neurons send? Options: A. minor messages B. digestive messages C. electrical messages D. Neurotic messages Which option is correct and why?
The correct answer is: electrical messages.
C
A fiber found only in mammals grows from a bulb under what?
[ "fur and fat", "the mammal", "light energy", "the skin", "the pelt", "the animal", "a cuticle", "Exfoliation" ]
the skin
Answer the following multiple-choice question. Question: A fiber found only in mammals grows from a bulb under what? Options: A. fur and fat B. the mammal C. light energy D. the skin E. the pelt F. the animal G. a cuticle H. Exfoliation Which option is correct and why?
The correct answer is: the skin.
D
Competition may cause animals to do what with other animals of their species?
[ "burrow", "migrate", "break off", "disengage", "kill them", "mating", "interact", "threatened" ]
interact
Answer the following multiple-choice question. Question: Competition may cause animals to do what with other animals of their species? Options: A. burrow B. migrate C. break off D. disengage E. kill them F. mating G. interact H. threatened Which option is correct and why?
The correct answer is: interact.
A
what do animals not have?
[ "Bodily water", "spine", "skin", "chlorophyll", "Energy.", "glucose", "brain", "kinetic energy" ]
chlorophyll
Answer the following multiple-choice question. Question: what do animals not have? Options: A. Bodily water B. spine C. skin D. chlorophyll E. Energy. F. glucose G. brain H. kinetic energy Which option is correct and why?
The correct answer is: chlorophyll.
D
What is a measure of the amount of space a substance or an object takes up?
[ "volume", "density", "speed", "mass" ]
volume
Answer the following multiple-choice question. Question: What is a measure of the amount of space a substance or an object takes up? Options: A. volume B. density C. speed D. mass Which option is correct and why?
The correct answer is: volume.
A
what can cause blood pH to become unbalanced?
[ "aerobic activities", "h2o", "the sun", "Heavy rains", "plasma", "Dehydration", "smoking cigarettes", "cloudy and rainy weather" ]
aerobic activities
Answer the following multiple-choice question. Question: what can cause blood pH to become unbalanced? Options: A. aerobic activities B. h2o C. the sun D. Heavy rains E. plasma F. Dehydration G. smoking cigarettes H. cloudy and rainy weather Which option is correct and why?
The correct answer is: aerobic activities.
A
Will contour lines ever cross?
[ "always", "in rare cases", "no", "yes" ]
no
Answer the following multiple-choice question. Question: Will contour lines ever cross? Options: A. always B. in rare cases C. no D. yes Which option is correct and why?
The correct answer is: no.
C
The condor screamed in pain as its wing was singed by the
[ "ice", "water", "electricity", "campfire" ]
campfire
Answer the following multiple-choice question. Question: The condor screamed in pain as its wing was singed by the Options: A. ice B. water C. electricity D. campfire Which option is correct and why?
The correct answer is: campfire.
D
What can occur in animals after a fire?
[ "the population rises", "Contaminated wounds", "the population grows rapidly", "the population fights the fire", "recovery time from fatigue", "the bottleneck effect", "Temperature changing", "Dehydration" ]
the bottleneck effect
Answer the following multiple-choice question. Question: What can occur in animals after a fire? Options: A. the population rises B. Contaminated wounds C. the population grows rapidly D. the population fights the fire E. recovery time from fatigue F. the bottleneck effect G. Temperature changing H. Dehydration Which option is correct and why?
The correct answer is: the bottleneck effect.
A
Producing impulsion causes an object to do what?
[ "It expands", "heat energy", "heating liquids", "imbalanced", "sweating", "squeeze", "reflecting light", "It will move." ]
It will move.
Answer the following multiple-choice question. Question: Producing impulsion causes an object to do what? Options: A. It expands B. heat energy C. heating liquids D. imbalanced E. sweating F. squeeze G. reflecting light H. It will move. Which option is correct and why?
The correct answer is: It will move..
A
Which would create the most pollution
[ "animals", "rivers", "smoke stacks", "toxicity" ]
smoke stacks
Answer the following multiple-choice question. Question: Which would create the most pollution Options: A. animals B. rivers C. smoke stacks D. toxicity Which option is correct and why?
The correct answer is: smoke stacks.
C
In how many states does water exist on earth?
[ "two matter states", "three matter states", "eight matter states", "one matter states" ]
three matter states
Answer the following multiple-choice question. Question: In how many states does water exist on earth? Options: A. two matter states B. three matter states C. eight matter states D. one matter states Which option is correct and why?
The correct answer is: three matter states.
B
What is bad for water?
[ "pollution", "seaweed", "flooding", "rain", "deforestation", "Pesticides", "Wet weather", "fresh water" ]
pollution
Answer the following multiple-choice question. Question: What is bad for water? Options: A. pollution B. seaweed C. flooding D. rain E. deforestation F. Pesticides G. Wet weather H. fresh water Which option is correct and why?
The correct answer is: pollution.
A
When light strikes the rods and cones, they hyperpolarize, shutting off their release of what?
[ "vitreous fluid", "dopamine", "glutamate", "enzyme" ]
glutamate
Answer the following multiple-choice question. Question: When light strikes the rods and cones, they hyperpolarize, shutting off their release of what? Options: A. vitreous fluid B. dopamine C. glutamate D. enzyme Which option is correct and why?
The correct answer is: glutamate.
C
What can be startling?
[ "firecrackers", "an image", "Saltine crackers", "Wheat crackers", "an object", "sea urchins", "sameness", "hypothyroidism" ]
firecrackers
Answer the following multiple-choice question. Question: What can be startling? Options: A. firecrackers B. an image C. Saltine crackers D. Wheat crackers E. an object F. sea urchins G. sameness H. hypothyroidism Which option is correct and why?
The correct answer is: firecrackers.
A
Panting allows dogs to get rid of what?
[ "excess body heat", "fur balls", "calories", "accumulated toxins" ]
excess body heat
Answer the following multiple-choice question. Question: Panting allows dogs to get rid of what? Options: A. excess body heat B. fur balls C. calories D. accumulated toxins Which option is correct and why?
The correct answer is: excess body heat.
A
Bacteria in soil convert atmospheric nitrogen into a form usable by what?
[ "Conifers", "food", "rocks", "humans", "ice", "bacteria", "sharks", "bamboo" ]
bamboo
Answer the following multiple-choice question. Question: Bacteria in soil convert atmospheric nitrogen into a form usable by what? Options: A. Conifers B. food C. rocks D. humans E. ice F. bacteria G. sharks H. bamboo Which option is correct and why?
The correct answer is: bamboo.
A
A lake is unsafe for swimming because it is a bit below some farmlands that use
[ "pesticides", "water", "soil", "solar energy" ]
pesticides
Answer the following multiple-choice question. Question: A lake is unsafe for swimming because it is a bit below some farmlands that use Options: A. pesticides B. water C. soil D. solar energy Which option is correct and why?
The correct answer is: pesticides.
A
Unlike ammonia, oxygen cannot be liquefied at room temperature because its what is below room temperature?
[ "critical temperature", "leading temperature", "relaxed temperature", "particular temperature" ]
critical temperature
Answer the following multiple-choice question. Question: Unlike ammonia, oxygen cannot be liquefied at room temperature because its what is below room temperature? Options: A. critical temperature B. leading temperature C. relaxed temperature D. particular temperature Which option is correct and why?
The correct answer is: critical temperature.
A
What is the space around the magnet called?
[ "optical field", "gravitational field", "resistance field", "magnetic field" ]
magnetic field
Answer the following multiple-choice question. Question: What is the space around the magnet called? Options: A. optical field B. gravitational field C. resistance field D. magnetic field Which option is correct and why?
The correct answer is: magnetic field.
D
What class of organisms help decompose matter to release nutrients and make nutritious food for other organisms ?
[ "bacteria", "coral", "fungi", "yeast" ]
fungi
Answer the following multiple-choice question. Question: What class of organisms help decompose matter to release nutrients and make nutritious food for other organisms ? Options: A. bacteria B. coral C. fungi D. yeast Which option is correct and why?
The correct answer is: fungi.
C
Regularly performing weight-bearing exercise can reduce the risk of what condition that affects bones?
[ "psoriasis", "marrow deficiency", "osteoporosis", "arthritis" ]
osteoporosis
Answer the following multiple-choice question. Question: Regularly performing weight-bearing exercise can reduce the risk of what condition that affects bones? Options: A. psoriasis B. marrow deficiency C. osteoporosis D. arthritis Which option is correct and why?
The correct answer is: osteoporosis.
C
In a science lab, what device would you use to measure the volume of a liquid?
[ "Richter scale", "anemometer", "graduated cylinder", "yardstick" ]
graduated cylinder
Answer the following multiple-choice question. Question: In a science lab, what device would you use to measure the volume of a liquid? Options: A. Richter scale B. anemometer C. graduated cylinder D. yardstick Which option is correct and why?
The correct answer is: graduated cylinder.
C
what have Hair which is a fiber
[ "reptiles", "trees", "Bats", "dense", "hair", "humans", "goats", "marine species" ]
Bats
Answer the following multiple-choice question. Question: what have Hair which is a fiber Options: A. reptiles B. trees C. Bats D. dense E. hair F. humans G. goats H. marine species Which option is correct and why?
The correct answer is: Bats.
C
Parasites get what from producers?
[ "killed", "Energy", "seeds", "food", "nectar", "HIV", "power", "harm" ]
food
Answer the following multiple-choice question. Question: Parasites get what from producers? Options: A. killed B. Energy C. seeds D. food E. nectar F. HIV G. power H. harm Which option is correct and why?
The correct answer is: food.
D
Which would be a good example of conservation?
[ "smoke stacks", "littering", "shorter showers", "car travel" ]
shorter showers
Answer the following multiple-choice question. Question: Which would be a good example of conservation? Options: A. smoke stacks B. littering C. shorter showers D. car travel Which option is correct and why?
The correct answer is: shorter showers.
C
A storm ravages a town for a week straight, complete with deluges of rain. If someone in that town needs a source of water, it is
[ "everywhere", "missing", "in short supply", "rare" ]
everywhere
Answer the following multiple-choice question. Question: A storm ravages a town for a week straight, complete with deluges of rain. If someone in that town needs a source of water, it is Options: A. everywhere B. missing C. in short supply D. rare Which option is correct and why?
The correct answer is: everywhere.
A
What forms when a glacier scrapes a large hole in the ground?
[ "drift lake", "melting lake", "frozen lake", "glacial lake" ]
glacial lake
Answer the following multiple-choice question. Question: What forms when a glacier scrapes a large hole in the ground? Options: A. drift lake B. melting lake C. frozen lake D. glacial lake Which option is correct and why?
The correct answer is: glacial lake.
D
Groundwater dissolves minerals and carries the ions in a what?
[ "mixture", "transition", "jet stream", "solution" ]
solution
Answer the following multiple-choice question. Question: Groundwater dissolves minerals and carries the ions in a what? Options: A. mixture B. transition C. jet stream D. solution Which option is correct and why?
The correct answer is: solution.
D
What is one reason birds have covered bodies?
[ "To help them burrow", "They have thick fur", "layers of fat", "To help them fly", "To keep their body heat.", "To attract predators", "with their fur", "To make them heavier" ]
To help them fly
Answer the following multiple-choice question. Question: What is one reason birds have covered bodies? Options: A. To help them burrow B. They have thick fur C. layers of fat D. To help them fly E. To keep their body heat. F. To attract predators G. with their fur H. To make them heavier Which option is correct and why?
The correct answer is: To help them fly.
D
What do voltmeters measure?
[ "frequency", "temperature", "amplitude", "voltage" ]
voltage
Answer the following multiple-choice question. Question: What do voltmeters measure? Options: A. frequency B. temperature C. amplitude D. voltage Which option is correct and why?
The correct answer is: voltage.
D
what have evolved from reptile scales of bipedal dinosaurs called theropods
[ "animals", "fur", "feathers", "fur and fat", "mammals", "warm-blooded", "hair", "eyes" ]
feathers
Answer the following multiple-choice question. Question: what have evolved from reptile scales of bipedal dinosaurs called theropods Options: A. animals B. fur C. feathers D. fur and fat E. mammals F. warm-blooded G. hair H. eyes Which option is correct and why?
The correct answer is: feathers.
C
What is the dominant form of plant life in most terrestrial ecosystems, comprising about 90 percent of all plant species?
[ "pteridophytes", "gymnosperms", "angiosperms", "bryophytes" ]
angiosperms
Answer the following multiple-choice question. Question: What is the dominant form of plant life in most terrestrial ecosystems, comprising about 90 percent of all plant species? Options: A. pteridophytes B. gymnosperms C. angiosperms D. bryophytes Which option is correct and why?
The correct answer is: angiosperms.
C
what feeds at more than one trophic level?
[ "hunger", "animals", "crocodiles", "humans", "alpacas", "ducks", "grains", "plants" ]
animals
Answer the following multiple-choice question. Question: what feeds at more than one trophic level? Options: A. hunger B. animals C. crocodiles D. humans E. alpacas F. ducks G. grains H. plants Which option is correct and why?
The correct answer is: animals.
B
What is a tough tissue made by fibers connected by bridges?
[ "a prism", "bones", "arms", "roots", "skin", "homogenous", "cartilage", "alveoli" ]
cartilage
Answer the following multiple-choice question. Question: What is a tough tissue made by fibers connected by bridges? Options: A. a prism B. bones C. arms D. roots E. skin F. homogenous G. cartilage H. alveoli Which option is correct and why?
The correct answer is: cartilage.
A
What is part of the life process?
[ "firefighters", "Chemical energy", "bacteria", "First responders", "police", "Organic compounds", "Excretory system", "oxidation reaction" ]
Excretory system
Answer the following multiple-choice question. Question: What is part of the life process? Options: A. firefighters B. Chemical energy C. bacteria D. First responders E. police F. Organic compounds G. Excretory system H. oxidation reaction Which option is correct and why?
The correct answer is: Excretory system.
A
What do stored fats provide our body with for later use?
[ "hydrogen", "water", "metals", "energy" ]
energy
Answer the following multiple-choice question. Question: What do stored fats provide our body with for later use? Options: A. hydrogen B. water C. metals D. energy Which option is correct and why?
The correct answer is: energy.
D
_____ tide is a stage in the tide cycle process that surfers like the best
[ "low", "mud", "high", "earthy" ]
high
Answer the following multiple-choice question. Question: _____ tide is a stage in the tide cycle process that surfers like the best Options: A. low B. mud C. high D. earthy Which option is correct and why?
The correct answer is: high.
C
Many animals that give birth to live young have
[ "gills", "scales", "exoskeletons", "legs" ]
legs
Answer the following multiple-choice question. Question: Many animals that give birth to live young have Options: A. gills B. scales C. exoskeletons D. legs Which option is correct and why?
The correct answer is: legs.
D
What creates metamorphic rock?
[ "gravity", "calcite", "Earth's core", "engine", "desire", "a hydraulic system", "forces", "flow of electrons" ]
Earth's core
Answer the following multiple-choice question. Question: What creates metamorphic rock? Options: A. gravity B. calcite C. Earth's core D. engine E. desire F. a hydraulic system G. forces H. flow of electrons Which option is correct and why?
The correct answer is: Earth's core.
C
what plays to learn how to behave?
[ "opossums", "humans", "people", "fish", "exercise", "ants", "h2o", "catabolism" ]
opossums
Answer the following multiple-choice question. Question: what plays to learn how to behave? Options: A. opossums B. humans C. people D. fish E. exercise F. ants G. h2o H. catabolism Which option is correct and why?
The correct answer is: opossums.
A
Electromagnetic radiation is a form of what?
[ "fuel", "energy", "wave", "fusion" ]
energy
Answer the following multiple-choice question. Question: Electromagnetic radiation is a form of what? Options: A. fuel B. energy C. wave D. fusion Which option is correct and why?
The correct answer is: energy.
B