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 type of reproduction only involves one parent?
[ "asexual", "primitive", "binary", "organic" ]
asexual
Answer the following multiple-choice question. Question: What type of reproduction only involves one parent? Options: A. asexual B. primitive C. binary D. organic Which option is correct and why?
The correct answer is: asexual.
A
Iron can be found on
[ "rocky areas", "ants", "wizards", "unicorns" ]
rocky areas
Answer the following multiple-choice question. Question: Iron can be found on Options: A. rocky areas B. ants C. wizards D. unicorns Which option is correct and why?
The correct answer is: rocky areas.
A
when a hemisphere is tilted towards the sun , that hemisphere has more what?
[ "photons", "flow of electrons", "heat energy", "rays or beams", "Temperature", "Energy.", "reflecting light", "burned foliage" ]
burned foliage
Answer the following multiple-choice question. Question: when a hemisphere is tilted towards the sun , that hemisphere has more what? Options: A. photons B. flow of electrons C. heat energy D. rays or beams E. Temperature F. Energy. G. reflecting light H. burned foliage Which option is correct and why?
The correct answer is: burned foliage.
A
What is denoted by the number above the chemical symbol of each element in a modern periodic table?
[ "atomic weight", "electron count", "metallic number", "atomic number" ]
atomic number
Answer the following multiple-choice question. Question: What is denoted by the number above the chemical symbol of each element in a modern periodic table? Options: A. atomic weight B. electron count C. metallic number D. atomic number Which option is correct and why?
The correct answer is: atomic number.
D
What is vital for nervous system functions that include muscle stimulation, memory formation, and learning?
[ "acetylcholine", "glutamate", "thiamine", "glycogen" ]
acetylcholine
Answer the following multiple-choice question. Question: What is vital for nervous system functions that include muscle stimulation, memory formation, and learning? Options: A. acetylcholine B. glutamate C. thiamine D. glycogen Which option is correct and why?
The correct answer is: acetylcholine.
A
What is the study of how living organisms interact with each other and with their environment?
[ "genetics", "botany", "zoology", "ecology" ]
ecology
Answer the following multiple-choice question. Question: What is the study of how living organisms interact with each other and with their environment? Options: A. genetics B. botany C. zoology D. ecology Which option is correct and why?
The correct answer is: ecology.
D
What do we call the amount of time it will take for half of the radioactive material to decay?
[ "one half-life", "one quarter-life", "one full-life", "one partial-life" ]
one half-life
Answer the following multiple-choice question. Question: What do we call the amount of time it will take for half of the radioactive material to decay? Options: A. one half-life B. one quarter-life C. one full-life D. one partial-life Which option is correct and why?
The correct answer is: one half-life.
A
What develops in depressions where water flow is low or nonexistent?
[ "ponds", "bogs", "sinkholes", "swamps" ]
bogs
Answer the following multiple-choice question. Question: What develops in depressions where water flow is low or nonexistent? Options: A. ponds B. bogs C. sinkholes D. swamps Which option is correct and why?
The correct answer is: bogs.
B
Which would an ecologically minded individual most support?
[ "oil", "gas", "fracking", "windmills" ]
windmills
Answer the following multiple-choice question. Question: Which would an ecologically minded individual most support? Options: A. oil B. gas C. fracking D. windmills Which option is correct and why?
The correct answer is: windmills.
D
What is a mixture of potassium nitrate, sulfur, and charcoal?
[ "gasoline", "gunpowder", "TNT", "cyanide" ]
gunpowder
Answer the following multiple-choice question. Question: What is a mixture of potassium nitrate, sulfur, and charcoal? Options: A. gasoline B. gunpowder C. TNT D. cyanide Which option is correct and why?
The correct answer is: gunpowder.
B
the best way to improve production in future yields on the farm is
[ "planting cabbage one year and spinach the next", "chemical fertilizers and salts", "rotating water schedules daily", "over watering each field" ]
planting cabbage one year and spinach the next
Answer the following multiple-choice question. Question: the best way to improve production in future yields on the farm is Options: A. planting cabbage one year and spinach the next B. chemical fertilizers and salts C. rotating water schedules daily D. over watering each field Which option is correct and why?
The correct answer is: planting cabbage one year and spinach the next.
A
Carboxylic acids are weak acids, meaning they are not 100% ionized in what?
[ "liquid", "ethanol", "water", "air" ]
water
Answer the following multiple-choice question. Question: Carboxylic acids are weak acids, meaning they are not 100% ionized in what? Options: A. liquid B. ethanol C. water D. air Which option is correct and why?
The correct answer is: water.
C
Astronomers have wondered if the universe is expanding fast enough to escape the pull of what?
[ "Coreolis effect", "light", "kinetic energy", "gravity" ]
gravity
Answer the following multiple-choice question. Question: Astronomers have wondered if the universe is expanding fast enough to escape the pull of what? Options: A. Coreolis effect B. light C. kinetic energy D. gravity Which option is correct and why?
The correct answer is: gravity.
D
A mountain is shoved skyward one day, so there must have been
[ "a clone", "an emission", "a flood", "a mistake" ]
an emission
Answer the following multiple-choice question. Question: A mountain is shoved skyward one day, so there must have been Options: A. a clone B. an emission C. a flood D. a mistake Which option is correct and why?
The correct answer is: an emission.
B
What type of charge do electrons have?
[ "positive", "bipolar", "negative", "neutral" ]
negative
Answer the following multiple-choice question. Question: What type of charge do electrons have? Options: A. positive B. bipolar C. negative D. neutral Which option is correct and why?
The correct answer is: negative.
C
what is the eye able to sense?
[ "sensory neurons", "sunlight", "heat or cold", "rays or beams", "see details", "distance", "Chemical energy", "photons" ]
rays or beams
Answer the following multiple-choice question. Question: what is the eye able to sense? Options: A. sensory neurons B. sunlight C. heat or cold D. rays or beams E. see details F. distance G. Chemical energy H. photons Which option is correct and why?
The correct answer is: rays or beams.
D
The two parathyroid glands are located behind what gland?
[ "hypothalmus", "pituitary gland", "thyroid", "thymus" ]
thyroid
Answer the following multiple-choice question. Question: The two parathyroid glands are located behind what gland? Options: A. hypothalmus B. pituitary gland C. thyroid D. thymus Which option is correct and why?
The correct answer is: thyroid.
C
what can cause phase changes?
[ "Electrical", "an object", "seasons", "imbalanced", "hormones", "sweating", "Winter", "climate" ]
seasons
Answer the following multiple-choice question. Question: what can cause phase changes? Options: A. Electrical B. an object C. seasons D. imbalanced E. hormones F. sweating G. Winter H. climate Which option is correct and why?
The correct answer is: seasons.
C
If a biped which uses tools is in an ideal habitat, there will be within it
[ "sharks", "glaciers", "potholes", "rooms" ]
rooms
Answer the following multiple-choice question. Question: If a biped which uses tools is in an ideal habitat, there will be within it Options: A. sharks B. glaciers C. potholes D. rooms Which option is correct and why?
The correct answer is: rooms.
D
What are chemical reactions represented by?
[ "carbon equations", "chemical equations", "liquid equations", "nuclear equations" ]
chemical equations
Answer the following multiple-choice question. Question: What are chemical reactions represented by? Options: A. carbon equations B. chemical equations C. liquid equations D. nuclear equations Which option is correct and why?
The correct answer is: chemical equations.
B
What is the only known planet with large amounts of water?
[ "mars", "earth", "saturn", "jupiter" ]
earth
Answer the following multiple-choice question. Question: What is the only known planet with large amounts of water? Options: A. mars B. earth C. saturn D. jupiter Which option is correct and why?
The correct answer is: earth.
B
What can cause a chromatic dispersion?
[ "sunlight and rain", "rays or beams", "scattered light", "rain and clouds", "snow and prisms", "wavelengths and photons", "colors of the spectrum", "clouds and light" ]
sunlight and rain
Answer the following multiple-choice question. Question: What can cause a chromatic dispersion? Options: A. sunlight and rain B. rays or beams C. scattered light D. rain and clouds E. snow and prisms F. wavelengths and photons G. colors of the spectrum H. clouds and light Which option is correct and why?
The correct answer is: sunlight and rain.
A
What phenomenon is crowding out other species and making all the other causes of extinction worse?
[ "migration", "human overpopulation", "human suburbanization", "climate change" ]
human overpopulation
Answer the following multiple-choice question. Question: What phenomenon is crowding out other species and making all the other causes of extinction worse? Options: A. migration B. human overpopulation C. human suburbanization D. climate change Which option is correct and why?
The correct answer is: human overpopulation.
B
Tiny pips may be found inside of this food that is a breakfast treat.
[ "grapefruit", "flour", "macaroni", "ranch" ]
grapefruit
Answer the following multiple-choice question. Question: Tiny pips may be found inside of this food that is a breakfast treat. Options: A. grapefruit B. flour C. macaroni D. ranch Which option is correct and why?
The correct answer is: grapefruit.
A
Gametes swim with the aid of what structure to the female gametangium, and fertilization ensues?
[ "flagella", "oocyte", "acrosome", "nucleus" ]
flagella
Answer the following multiple-choice question. Question: Gametes swim with the aid of what structure to the female gametangium, and fertilization ensues? Options: A. flagella B. oocyte C. acrosome D. nucleus Which option is correct and why?
The correct answer is: flagella.
A
The part of the ecosystem required by a particular species is endangered when human activity threatens loss of what?
[ "primary speciation", "primary producers", "habitat", "biodiversity" ]
habitat
Answer the following multiple-choice question. Question: The part of the ecosystem required by a particular species is endangered when human activity threatens loss of what? Options: A. primary speciation B. primary producers C. habitat D. biodiversity Which option is correct and why?
The correct answer is: habitat.
C
What is a sugar that is found in fruits?
[ "fructose", "sucrose", "ethanol", "glucose" ]
fructose
Answer the following multiple-choice question. Question: What is a sugar that is found in fruits? Options: A. fructose B. sucrose C. ethanol D. glucose Which option is correct and why?
The correct answer is: fructose.
A
What require activation energy to get started?
[ "changing colors", "chemical additions", "reacting colors", "Firecrackers", "an engine", "heating liquids", "Organic compounds", "chemical changes" ]
chemical changes
Answer the following multiple-choice question. Question: What require activation energy to get started? Options: A. changing colors B. chemical additions C. reacting colors D. Firecrackers E. an engine F. heating liquids G. Organic compounds H. chemical changes Which option is correct and why?
The correct answer is: chemical changes.
A
what have segmented bodies?
[ "h2o", "humans", "ovaries", "insects", "bats", "worms", "cacti", "clouds" ]
worms
Answer the following multiple-choice question. Question: what have segmented bodies? Options: A. h2o B. humans C. ovaries D. insects E. bats F. worms G. cacti H. clouds Which option is correct and why?
The correct answer is: worms.
A
What are steroid hormones made of?
[ "amino acid", "lipids", "water", "organisms" ]
lipids
Answer the following multiple-choice question. Question: What are steroid hormones made of? Options: A. amino acid B. lipids C. water D. organisms Which option is correct and why?
The correct answer is: lipids.
B
What is the term for a state of matter that yields to sideways or shearing forces?
[ "gravity", "plasma", "fluid", "solid" ]
fluid
Answer the following multiple-choice question. Question: What is the term for a state of matter that yields to sideways or shearing forces? Options: A. gravity B. plasma C. fluid D. solid Which option is correct and why?
The correct answer is: fluid.
C
Veins subdivide repeatedly and branch throughout what?
[ "periosteum", "epidermis", "stroma", "mesophyll" ]
mesophyll
Answer the following multiple-choice question. Question: Veins subdivide repeatedly and branch throughout what? Options: A. periosteum B. epidermis C. stroma D. mesophyll Which option is correct and why?
The correct answer is: mesophyll.
D
Many objects have color because they contain what?
[ "pigments", "solvents", "vitamins", "salts" ]
pigments
Answer the following multiple-choice question. Question: Many objects have color because they contain what? Options: A. pigments B. solvents C. vitamins D. salts Which option is correct and why?
The correct answer is: pigments.
A
What is a layer of tissue that lies between the shell and the body?
[ "node", "stem", "silt", "mantle" ]
mantle
Answer the following multiple-choice question. Question: What is a layer of tissue that lies between the shell and the body? Options: A. node B. stem C. silt D. mantle Which option is correct and why?
The correct answer is: mantle.
D
organisms belonging to the phylum Platyhelminthes have evolved a close association with their what
[ "ovaries", "Wasps", "life", "plant", "orchids", "hosts", "root system", "tree host" ]
hosts
Answer the following multiple-choice question. Question: organisms belonging to the phylum Platyhelminthes have evolved a close association with their what Options: A. ovaries B. Wasps C. life D. plant E. orchids F. hosts G. root system H. tree host Which option is correct and why?
The correct answer is: hosts.
A
What are a major food source for organisms?
[ "fungi", "bushes", "plants", "orchids", "elms", "Flowers", "squid", "trees" ]
squid
Answer the following multiple-choice question. Question: What are a major food source for organisms? Options: A. fungi B. bushes C. plants D. orchids E. elms F. Flowers G. squid H. trees Which option is correct and why?
The correct answer is: squid.
A
The sympathetic division of the vertebrate autonomic nervous system has evolved the fight-or-flight response to counter stress-induced disruptions of this?
[ "body temperature", "equilibrium", "homeostasis", "blood pressure" ]
homeostasis
Answer the following multiple-choice question. Question: The sympathetic division of the vertebrate autonomic nervous system has evolved the fight-or-flight response to counter stress-induced disruptions of this? Options: A. body temperature B. equilibrium C. homeostasis D. blood pressure Which option is correct and why?
The correct answer is: homeostasis.
C
What simple machine consists of two connected rings or cylinders, one inside the other, which both turn in the same direction around a single center point?
[ "pully", "wheel and axle", "spoke", "bloom and axle" ]
wheel and axle
Answer the following multiple-choice question. Question: What simple machine consists of two connected rings or cylinders, one inside the other, which both turn in the same direction around a single center point? Options: A. pully B. wheel and axle C. spoke D. bloom and axle Which option is correct and why?
The correct answer is: wheel and axle.
B
Something where during the day may receive skin rashes or burns?
[ "in the dark", "an object", "humans", "in a closet", "outside", "in a hole", "sun's heat", "dormant" ]
outside
Answer the following multiple-choice question. Question: Something where during the day may receive skin rashes or burns? Options: A. in the dark B. an object C. humans D. in a closet E. outside F. in a hole G. sun's heat H. dormant Which option is correct and why?
The correct answer is: outside.
E
Water will always make it's way to the
[ "the earth's core", "moon", "desert", "ocean" ]
ocean
Answer the following multiple-choice question. Question: Water will always make it's way to the Options: A. the earth's core B. moon C. desert D. ocean Which option is correct and why?
The correct answer is: ocean.
D
Emissions of what gas into the atmosphere from fossil fuel burning have been rising for the past several decades?
[ "oxygen", "carbon dioxide", "sulphur", "neon" ]
carbon dioxide
Answer the following multiple-choice question. Question: Emissions of what gas into the atmosphere from fossil fuel burning have been rising for the past several decades? Options: A. oxygen B. carbon dioxide C. sulphur D. neon Which option is correct and why?
The correct answer is: carbon dioxide.
B
Insomniacs are less healthy than other people because they
[ "are in space", "rarely slumber", "sleep too much", "fly away" ]
rarely slumber
Answer the following multiple-choice question. Question: Insomniacs are less healthy than other people because they Options: A. are in space B. rarely slumber C. sleep too much D. fly away Which option is correct and why?
The correct answer is: rarely slumber.
B
Many plant species can only reproduce if the environment includes
[ "fungi", "ants", "bees", "spiders" ]
bees
Answer the following multiple-choice question. Question: Many plant species can only reproduce if the environment includes Options: A. fungi B. ants C. bees D. spiders Which option is correct and why?
The correct answer is: bees.
C
What is smallpox considered to be?
[ "dangerous", "illness", "fever", "Leptospirosis", "homogenous", "contamination", "negative", "nonliving" ]
nonliving
Answer the following multiple-choice question. Question: What is smallpox considered to be? Options: A. dangerous B. illness C. fever D. Leptospirosis E. homogenous F. contamination G. negative H. nonliving Which option is correct and why?
The correct answer is: nonliving.
A
poisonous substances can cause what to come to living things
[ "health", "higher nitrogen", "cancer", "Injury", "toxins", "death", "cell growth", "harm" ]
harm
Answer the following multiple-choice question. Question: poisonous substances can cause what to come to living things Options: A. health B. higher nitrogen C. cancer D. Injury E. toxins F. death G. cell growth H. harm Which option is correct and why?
The correct answer is: harm.
A
Halides of the transition metals become more covalent with increasing oxidation state and are more prone to what?
[ "decarbonylation", "cycloaddition", "comproportionation", "hydrolysis" ]
hydrolysis
Answer the following multiple-choice question. Question: Halides of the transition metals become more covalent with increasing oxidation state and are more prone to what? Options: A. decarbonylation B. cycloaddition C. comproportionation D. hydrolysis Which option is correct and why?
The correct answer is: hydrolysis.
D
How many types of tissue are found in animals?
[ "four", "Ten", "three", "six" ]
four
Answer the following multiple-choice question. Question: How many types of tissue are found in animals? Options: A. four B. Ten C. three D. six Which option is correct and why?
The correct answer is: four.
A
Which country is formed by a hotspot along the mid-atlantic ridge?
[ "Switzerland", "iceland", "finland", "norway" ]
iceland
Answer the following multiple-choice question. Question: Which country is formed by a hotspot along the mid-atlantic ridge? Options: A. Switzerland B. iceland C. finland D. norway Which option is correct and why?
The correct answer is: iceland.
B
If something is outside during the day it will receive what?
[ "photons", "heat energy", "energy", "applause", "Solar energy", "derision", "photographs", "radiation" ]
radiation
Answer the following multiple-choice question. Question: If something is outside during the day it will receive what? Options: A. photons B. heat energy C. energy D. applause E. Solar energy F. derision G. photographs H. radiation Which option is correct and why?
The correct answer is: radiation.
A
What type of reaction causes two substances to combine to make a single substance?
[ "spontaneous mutation", "composition reaction", "metabolism", "component reaction" ]
composition reaction
Answer the following multiple-choice question. Question: What type of reaction causes two substances to combine to make a single substance? Options: A. spontaneous mutation B. composition reaction C. metabolism D. component reaction Which option is correct and why?
The correct answer is: composition reaction.
B
What can reproduce by infecting the cell of a living host?
[ "carcinogens", "virus", "mucus", "bacteria" ]
virus
Answer the following multiple-choice question. Question: What can reproduce by infecting the cell of a living host? Options: A. carcinogens B. virus C. mucus D. bacteria Which option is correct and why?
The correct answer is: virus.
B
Historically, malaria has rivaled what as the leading cause of human death by infectious disease?
[ "cancer", "hepatitis", "heart attack", "tuberculosis" ]
tuberculosis
Answer the following multiple-choice question. Question: Historically, malaria has rivaled what as the leading cause of human death by infectious disease? Options: A. cancer B. hepatitis C. heart attack D. tuberculosis Which option is correct and why?
The correct answer is: tuberculosis.
D
What is formed when a male gamete and an egg fuse together?
[ "Plant reproduction", "simple zygote", "spread flower seeds", "diploid zygote", "Chemical energy", "peachleaf willow", "duplex zygote", "reproductive zygote" ]
diploid zygote
Answer the following multiple-choice question. Question: What is formed when a male gamete and an egg fuse together? Options: A. Plant reproduction B. simple zygote C. spread flower seeds D. diploid zygote E. Chemical energy F. peachleaf willow G. duplex zygote H. reproductive zygote Which option is correct and why?
The correct answer is: diploid zygote.
D
he change from one species to another occurs over geologic time above the level of what?
[ "kinetic energy", "the height", "animals", "the growth", "the species", "humans", "Joules", "the change" ]
the species
Answer the following multiple-choice question. Question: he change from one species to another occurs over geologic time above the level of what? Options: A. kinetic energy B. the height C. animals D. the growth E. the species F. humans G. Joules H. the change Which option is correct and why?
The correct answer is: the species.
E
where is soil deposited when a river floods?
[ "aqueous solution", "near the shoreline", "mountains", "colder and wetter", "the sky", "Inches or fractions of inches.", "deserts", "generally marshy areas" ]
generally marshy areas
Answer the following multiple-choice question. Question: where is soil deposited when a river floods? Options: A. aqueous solution B. near the shoreline C. mountains D. colder and wetter E. the sky F. Inches or fractions of inches. G. deserts H. generally marshy areas Which option is correct and why?
The correct answer is: generally marshy areas.
A
Plankton can be the food as well as the creator of
[ "water", "magic", "nourishment", "alcohol" ]
nourishment
Answer the following multiple-choice question. Question: Plankton can be the food as well as the creator of Options: A. water B. magic C. nourishment D. alcohol Which option is correct and why?
The correct answer is: nourishment.
C
What is occurring at an alarming rate as a result of global climate change and the constant melting point of ice?
[ "glacial formation", "glacial movement", "glacier melt", "glacial hardening" ]
glacier melt
Answer the following multiple-choice question. Question: What is occurring at an alarming rate as a result of global climate change and the constant melting point of ice? Options: A. glacial formation B. glacial movement C. glacier melt D. glacial hardening Which option is correct and why?
The correct answer is: glacier melt.
C
What type of invertebrates are jellyfish and corals known as?
[ "cephalopods", "nautilus", "sponges", "cnidarians" ]
cnidarians
Answer the following multiple-choice question. Question: What type of invertebrates are jellyfish and corals known as? Options: A. cephalopods B. nautilus C. sponges D. cnidarians Which option is correct and why?
The correct answer is: cnidarians.
D
Plants convert carbon dioxide, water, and solar energy into what?"
[ "Lipids", "Carbohydrates", "food and shelter", "Protein", "Whole Grains", "Greenhouse gases", "Organic compounds", "chemical messengers" ]
Carbohydrates
Answer the following multiple-choice question. Question: Plants convert carbon dioxide, water, and solar energy into what?" Options: A. Lipids B. Carbohydrates C. food and shelter D. Protein E. Whole Grains F. Greenhouse gases G. Organic compounds H. chemical messengers Which option is correct and why?
The correct answer is: Carbohydrates.
B
The fast motion of gas particles gives them a relatively large amount of what energy?
[ "Chemical energy", "Potential energy", "residual energy", "kinetic energy" ]
kinetic energy
Answer the following multiple-choice question. Question: The fast motion of gas particles gives them a relatively large amount of what energy? Options: A. Chemical energy B. Potential energy C. residual energy D. kinetic energy Which option is correct and why?
The correct answer is: kinetic energy.
D
What is the general composition of the continental crust?
[ "sandstone", "limestone", "marble", "granite" ]
granite
Answer the following multiple-choice question. Question: What is the general composition of the continental crust? Options: A. sandstone B. limestone C. marble D. granite Which option is correct and why?
The correct answer is: granite.
D
The shoulder and hip are examples of what type of joints?
[ "pivot", "hinge", "ball and socket", "lever" ]
ball and socket
Answer the following multiple-choice question. Question: The shoulder and hip are examples of what type of joints? Options: A. pivot B. hinge C. ball and socket D. lever Which option is correct and why?
The correct answer is: ball and socket.
C
What prevents cold food from growing poisonous bacteria?
[ "Dehydration", "Cooking", "a hydraulic system", "sweating", "refrigerators", "fur and fat", "an electric stove", "hard outer covering" ]
refrigerators
Answer the following multiple-choice question. Question: What prevents cold food from growing poisonous bacteria? Options: A. Dehydration B. Cooking C. a hydraulic system D. sweating E. refrigerators F. fur and fat G. an electric stove H. hard outer covering Which option is correct and why?
The correct answer is: refrigerators.
E
What theory can explain virtually all the properties of metals?
[ "formation theory", "property law theory", "band theory", "bonding theory" ]
band theory
Answer the following multiple-choice question. Question: What theory can explain virtually all the properties of metals? Options: A. formation theory B. property law theory C. band theory D. bonding theory Which option is correct and why?
The correct answer is: band theory.
C
Many enzymes are simple proteins consisting entirely of one or more of these?
[ "amino acid chains", "alkali acid chains", "interaction acid chains", "proteins acid chains" ]
amino acid chains
Answer the following multiple-choice question. Question: Many enzymes are simple proteins consisting entirely of one or more of these? Options: A. amino acid chains B. alkali acid chains C. interaction acid chains D. proteins acid chains Which option is correct and why?
The correct answer is: amino acid chains.
A
What kind of animal is classified as having a vertebrae?
[ "it keeps an organism warm", "invertebrate", "vertebrate chordate", "gastropod shells", "the body's largest organ", "remains of prehistoric life", "hard boned animals", "roundworm" ]
vertebrate chordate
Answer the following multiple-choice question. Question: What kind of animal is classified as having a vertebrae? Options: A. it keeps an organism warm B. invertebrate C. vertebrate chordate D. gastropod shells E. the body's largest organ F. remains of prehistoric life G. hard boned animals H. roundworm Which option is correct and why?
The correct answer is: vertebrate chordate.
C
What is generally true about blood going away from the heart?
[ "The bending of a ray of light", "it is 99% water", "A compound that donates proton", "To another location like underground", "it is usually low in oxygen", "it can be seen", "it has no hemoglobin", "it is usually oxygen-rich" ]
it is usually oxygen-rich
Answer the following multiple-choice question. Question: What is generally true about blood going away from the heart? Options: A. The bending of a ray of light B. it is 99% water C. A compound that donates proton D. To another location like underground E. it is usually low in oxygen F. it can be seen G. it has no hemoglobin H. it is usually oxygen-rich Which option is correct and why?
The correct answer is: it is usually oxygen-rich.
A
The strength of acids is measured on what scale?
[ "qcd", "ph", "μg", "Killalot" ]
ph
Answer the following multiple-choice question. Question: The strength of acids is measured on what scale? Options: A. qcd B. ph C. μg D. Killalot Which option is correct and why?
The correct answer is: ph.
B
What do mammals contain?
[ "food", "ghosts", "keratin", "Animal fur", "magic", "soul", "alveoli", "four limbs" ]
keratin
Answer the following multiple-choice question. Question: What do mammals contain? Options: A. food B. ghosts C. keratin D. Animal fur E. magic F. soul G. alveoli H. four limbs Which option is correct and why?
The correct answer is: keratin.
C
What body part would be attached to the external framework?
[ "heart", "insects", "respiratory system", "wings", "humans", "Tail", "fat", "digestive system" ]
wings
Answer the following multiple-choice question. Question: What body part would be attached to the external framework? Options: A. heart B. insects C. respiratory system D. wings E. humans F. Tail G. fat H. digestive system Which option is correct and why?
The correct answer is: wings.
D
what is freshwater habitats that contain little or no salt?
[ "Animal survival", "allow growth", "weathering", "atmosphere", "loose soil", "ecosystems", "salt and water.", "oceans" ]
ecosystems
Answer the following multiple-choice question. Question: what is freshwater habitats that contain little or no salt? Options: A. Animal survival B. allow growth C. weathering D. atmosphere E. loose soil F. ecosystems G. salt and water. H. oceans Which option is correct and why?
The correct answer is: ecosystems.
A
What type of symmetry do echinoderms show?
[ "lateral", "parallel", "mirrored", "radial" ]
radial
Answer the following multiple-choice question. Question: What type of symmetry do echinoderms show? Options: A. lateral B. parallel C. mirrored D. radial Which option is correct and why?
The correct answer is: radial.
D
Opposite charges attract and like charges do what?
[ "impede", "nothing", "repulse", "rebound" ]
repulse
Answer the following multiple-choice question. Question: Opposite charges attract and like charges do what? Options: A. impede B. nothing C. repulse D. rebound Which option is correct and why?
The correct answer is: repulse.
C
scraping oneself on a contaminated object may cause what?
[ "an area wet with medicine", "a pill for health", "cause their death", "an area clean from bacteria", "fissures of hot, acidic water", "an area swollen with pus", "contamination", "harmful substances" ]
an area swollen with pus
Answer the following multiple-choice question. Question: scraping oneself on a contaminated object may cause what? Options: A. an area wet with medicine B. a pill for health C. cause their death D. an area clean from bacteria E. fissures of hot, acidic water F. an area swollen with pus G. contamination H. harmful substances Which option is correct and why?
The correct answer is: an area swollen with pus.
A
What can generate heat?
[ "time", "siren", "electricity", "Ice cube", "Dead plants", "Fuel cells", "kinetic energy", "Nematoda" ]
Dead plants
Answer the following multiple-choice question. Question: What can generate heat? Options: A. time B. siren C. electricity D. Ice cube E. Dead plants F. Fuel cells G. kinetic energy H. Nematoda Which option is correct and why?
The correct answer is: Dead plants.
E
What type of seeds come from plants that were traditionally grown in human populations, as opposed to the seeds used for large-scale agricultural production?
[ "modified seeds", "old-fashioned seeds", "heirloom seeds", "original seeds" ]
heirloom seeds
Answer the following multiple-choice question. Question: What type of seeds come from plants that were traditionally grown in human populations, as opposed to the seeds used for large-scale agricultural production? Options: A. modified seeds B. old-fashioned seeds C. heirloom seeds D. original seeds Which option is correct and why?
The correct answer is: heirloom seeds.
C
what does a diaphragm aid in?
[ "sweating", "movement", "excretion", "Plants growth", "magnetisation", "animal transport", "digestion", "respiration" ]
respiration
Answer the following multiple-choice question. Question: what does a diaphragm aid in? Options: A. sweating B. movement C. excretion D. Plants growth E. magnetisation F. animal transport G. digestion H. respiration Which option is correct and why?
The correct answer is: respiration.
A
Certain moths are able to experience incomplete metamorphosis by
[ "skipping cocooning", "eating more fruit", "flying further", "breeding quickly" ]
skipping cocooning
Answer the following multiple-choice question. Question: Certain moths are able to experience incomplete metamorphosis by Options: A. skipping cocooning B. eating more fruit C. flying further D. breeding quickly Which option is correct and why?
The correct answer is: skipping cocooning.
A
what is chlorophyll essential for?
[ "staying warm", "photosynthesis", "survival", "hydrogen and oxygen", "germinating", "Most plants", "plant reproduction", "plant respiration" ]
photosynthesis
Answer the following multiple-choice question. Question: what is chlorophyll essential for? Options: A. staying warm B. photosynthesis C. survival D. hydrogen and oxygen E. germinating F. Most plants G. plant reproduction H. plant respiration Which option is correct and why?
The correct answer is: photosynthesis.
B
You'll know that the sun has set if
[ "a baby is sleeping", "all the birds are silent", "the temperature has gone down", "the brightest thing in the sky is a satellite" ]
the brightest thing in the sky is a satellite
Answer the following multiple-choice question. Question: You'll know that the sun has set if Options: A. a baby is sleeping B. all the birds are silent C. the temperature has gone down D. the brightest thing in the sky is a satellite Which option is correct and why?
The correct answer is: the brightest thing in the sky is a satellite.
D
The rate of dissolving is influenced by surface area, stirring, and what else?
[ "gravity", "oxygen", "temperature", "density" ]
temperature
Answer the following multiple-choice question. Question: The rate of dissolving is influenced by surface area, stirring, and what else? Options: A. gravity B. oxygen C. temperature D. density Which option is correct and why?
The correct answer is: temperature.
C
The first reported nuclear fission occurred in 1939 when three german scientists bombarded uranium-235 atoms with slow-moving what?
[ "isotopes", "protons", "neutrons", "electrons" ]
neutrons
Answer the following multiple-choice question. Question: The first reported nuclear fission occurred in 1939 when three german scientists bombarded uranium-235 atoms with slow-moving what? Options: A. isotopes B. protons C. neutrons D. electrons Which option is correct and why?
The correct answer is: neutrons.
C
In species with sexual reproduction, each cell of the body has two copies of each what?
[ "chromosome", "dna strand", "rna strand", "cell" ]
chromosome
Answer the following multiple-choice question. Question: In species with sexual reproduction, each cell of the body has two copies of each what? Options: A. chromosome B. dna strand C. rna strand D. cell Which option is correct and why?
The correct answer is: chromosome.
A
When fats are not immediately used for energy by the body, what usually happens?
[ "They are discarded", "heat is produced", "They are stored for future use", "They are stored for proteins", "depress neuronal excitability", "DNA damage and mutations", "They are water for future use", "Something that causes allergies" ]
They are stored for future use
Answer the following multiple-choice question. Question: When fats are not immediately used for energy by the body, what usually happens? Options: A. They are discarded B. heat is produced C. They are stored for future use D. They are stored for proteins E. depress neuronal excitability F. DNA damage and mutations G. They are water for future use H. Something that causes allergies Which option is correct and why?
The correct answer is: They are stored for future use.
C
What are built by organisms that usually reproduce asexually?
[ "legumes", "reefs", "Roads", "dams", "bridges", "bushes", "bacteria", "trees" ]
reefs
Answer the following multiple-choice question. Question: What are built by organisms that usually reproduce asexually? Options: A. legumes B. reefs C. Roads D. dams E. bridges F. bushes G. bacteria H. trees Which option is correct and why?
The correct answer is: reefs.
B
What has a layer of fat under the skin to help insulate the body?
[ "goats", "snakes", "hamburgers", "animals", "humans", "rabbit", "bears", "fur" ]
humans
Answer the following multiple-choice question. Question: What has a layer of fat under the skin to help insulate the body? Options: A. goats B. snakes C. hamburgers D. animals E. humans F. rabbit G. bears H. fur Which option is correct and why?
The correct answer is: humans.
E
What is the most common form of cancer in women?
[ "melanoma", "breast cancer", "ovarian cancer", "lung cancer" ]
breast cancer
Answer the following multiple-choice question. Question: What is the most common form of cancer in women? Options: A. melanoma B. breast cancer C. ovarian cancer D. lung cancer Which option is correct and why?
The correct answer is: breast cancer.
B
What runs through the penis and opens to the outside at the tip of the penis?
[ "fallopian tube", "the urethra", "prostate gland", "vas deferens" ]
the urethra
Answer the following multiple-choice question. Question: What runs through the penis and opens to the outside at the tip of the penis? Options: A. fallopian tube B. the urethra C. prostate gland D. vas deferens Which option is correct and why?
The correct answer is: the urethra.
B
How do the vast majority of fish reproduce?
[ "asexually", "cloning", "sexually", "by budding" ]
sexually
Answer the following multiple-choice question. Question: How do the vast majority of fish reproduce? Options: A. asexually B. cloning C. sexually D. by budding Which option is correct and why?
The correct answer is: sexually.
C
power stations which generate electricity produce gases in the atmosphere cause what
[ "drought", "Pollution", "storms", "Temperature", "heat", "contamination", "acid rain", "climate" ]
acid rain
Answer the following multiple-choice question. Question: power stations which generate electricity produce gases in the atmosphere cause what Options: A. drought B. Pollution C. storms D. Temperature E. heat F. contamination G. acid rain H. climate Which option is correct and why?
The correct answer is: acid rain.
A
What is generally similar across species?
[ "tail fins", "our star", "the eyes", "vision", "mating", "Flowers", "bushes", "alpacas" ]
mating
Answer the following multiple-choice question. Question: What is generally similar across species? Options: A. tail fins B. our star C. the eyes D. vision E. mating F. Flowers G. bushes H. alpacas Which option is correct and why?
The correct answer is: mating.
E
What is the bending of waves around a corner called?
[ "reflection", "propulsion", "diffraction", "absorption" ]
diffraction
Answer the following multiple-choice question. Question: What is the bending of waves around a corner called? Options: A. reflection B. propulsion C. diffraction D. absorption Which option is correct and why?
The correct answer is: diffraction.
C
That which is healthy when informed can take in what by eating producers?
[ "take out", "take in", "food statistics", "nectar", "Fruits", "food", "bamboo", "Energy" ]
food
Answer the following multiple-choice question. Question: That which is healthy when informed can take in what by eating producers? Options: A. take out B. take in C. food statistics D. nectar E. Fruits F. food G. bamboo H. Energy Which option is correct and why?
The correct answer is: food.
A
What is the term for the complete set of genes and alleles within a population?
[ "the biodiversity pool", "the ancestral pool", "the gene pool", "the chromosomal pool" ]
the gene pool
Answer the following multiple-choice question. Question: What is the term for the complete set of genes and alleles within a population? Options: A. the biodiversity pool B. the ancestral pool C. the gene pool D. the chromosomal pool Which option is correct and why?
The correct answer is: the gene pool.
C
some animals remove their hair coverings for
[ "naptime", "lunchtime", "mating season", "scorching climates" ]
scorching climates
Answer the following multiple-choice question. Question: some animals remove their hair coverings for Options: A. naptime B. lunchtime C. mating season D. scorching climates Which option is correct and why?
The correct answer is: scorching climates.
D
At what time would a person feel the most heat outside?
[ "noon", "midnight", "morning", "evening" ]
noon
Answer the following multiple-choice question. Question: At what time would a person feel the most heat outside? Options: A. noon B. midnight C. morning D. evening Which option is correct and why?
The correct answer is: noon.
A
Lava that enters the water is called what?
[ "saltwater lava", "magma runoff", "pillow lava", "lava flow" ]
pillow lava
Answer the following multiple-choice question. Question: Lava that enters the water is called what? Options: A. saltwater lava B. magma runoff C. pillow lava D. lava flow Which option is correct and why?
The correct answer is: pillow lava.
C
What does refracted light get divided into?
[ "Change colors", "colors of the spectrum", "basic building blocks of life", "fissures of hot, acidic water", "it keeps an organism warm", "energy", "prisms", "light" ]
colors of the spectrum
Answer the following multiple-choice question. Question: What does refracted light get divided into? Options: A. Change colors B. colors of the spectrum C. basic building blocks of life D. fissures of hot, acidic water E. it keeps an organism warm F. energy G. prisms H. light Which option is correct and why?
The correct answer is: colors of the spectrum.
B
What does lack of snow cause?
[ "erosion", "cold", "drought", "flooding", "cracking", "freezing", "friction", "tundra" ]
drought
Answer the following multiple-choice question. Question: What does lack of snow cause? Options: A. erosion B. cold C. drought D. flooding E. cracking F. freezing G. friction H. tundra Which option is correct and why?
The correct answer is: drought.
C
A thing which is what produces eggs and sperm?
[ "seeds", "fertile", "insects", "organ", "a fish", "pollen", "barnacles", "sessile" ]
sessile
Answer the following multiple-choice question. Question: A thing which is what produces eggs and sperm? Options: A. seeds B. fertile C. insects D. organ E. a fish F. pollen G. barnacles H. sessile Which option is correct and why?
The correct answer is: sessile.
A