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 is used for generating heat by burning? | [
"Calcium carbonate",
"carbon dioxide",
"fossil fuels",
"clouds",
"peachleaf willow",
"space",
"calcite",
"sunlight"
] | fossil fuels | Answer the following multiple-choice question.
Question: What is used for generating heat by burning?
Options:
A. Calcium carbonate
B. carbon dioxide
C. fossil fuels
D. clouds
E. peachleaf willow
F. space
G. calcite
H. sunlight
Which option is correct and why? | The correct answer is: fossil fuels. | C |
Blood sugar is used for energy by what? | [
"Veins and arteries.",
"irradiation",
"microorganisms",
"sugar in drinks",
"energizing crowds",
"It helps them survive",
"sugar cereal",
"cells of organisms"
] | cells of organisms | Answer the following multiple-choice question.
Question: Blood sugar is used for energy by what?
Options:
A. Veins and arteries.
B. irradiation
C. microorganisms
D. sugar in drinks
E. energizing crowds
F. It helps them survive
G. sugar cereal
H. cells of organisms
Which option is correct and why? | The correct answer is: cells of organisms. | A |
A horse barn fire | [
"damages only the pastures",
"would be easy to handle",
"damages the structure and animals trapped inside",
"would cause very few issues"
] | damages the structure and animals trapped inside | Answer the following multiple-choice question.
Question: A horse barn fire
Options:
A. damages only the pastures
B. would be easy to handle
C. damages the structure and animals trapped inside
D. would cause very few issues
Which option is correct and why? | The correct answer is: damages the structure and animals trapped inside. | C |
Unburned hydrocarbons can more easily be converted to carbon dioxide and water in the presence of a what? | [
"catalyst",
"Ethanol",
"methane",
"temperature"
] | catalyst | Answer the following multiple-choice question.
Question: Unburned hydrocarbons can more easily be converted to carbon dioxide and water in the presence of a what?
Options:
A. catalyst
B. Ethanol
C. methane
D. temperature
Which option is correct and why? | The correct answer is: catalyst. | A |
What targets cells that grow out of control? | [
"smoking cigarettes",
"Other cells",
"radiation",
"killing insects",
"The brain",
"massive damage",
"Bacteria",
"Chemotherapy"
] | Chemotherapy | Answer the following multiple-choice question.
Question: What targets cells that grow out of control?
Options:
A. smoking cigarettes
B. Other cells
C. radiation
D. killing insects
E. The brain
F. massive damage
G. Bacteria
H. Chemotherapy
Which option is correct and why? | The correct answer is: Chemotherapy. | A |
What does the esophagus produce for lubrication? | [
"mucous",
"bile",
"phloem",
"synovial fluid"
] | mucous | Answer the following multiple-choice question.
Question: What does the esophagus produce for lubrication?
Options:
A. mucous
B. bile
C. phloem
D. synovial fluid
Which option is correct and why? | The correct answer is: mucous. | A |
a rainbow is formed by what into all different colors? | [
"movement",
"diffraction",
"photons",
"shaping",
"focusing a lens",
"recalling",
"sunlight",
"spreading"
] | diffraction | Answer the following multiple-choice question.
Question: a rainbow is formed by what into all different colors?
Options:
A. movement
B. diffraction
C. photons
D. shaping
E. focusing a lens
F. recalling
G. sunlight
H. spreading
Which option is correct and why? | The correct answer is: diffraction. | B |
How are alluvial aquifers created? | [
"By sand and snow",
"By wind and rain",
"By sunlight and soil",
"By animal activity",
"a hydraulic system",
"Sediment",
"storing water",
"Physical weathering"
] | By wind and rain | Answer the following multiple-choice question.
Question: How are alluvial aquifers created?
Options:
A. By sand and snow
B. By wind and rain
C. By sunlight and soil
D. By animal activity
E. a hydraulic system
F. Sediment
G. storing water
H. Physical weathering
Which option is correct and why? | The correct answer is: By wind and rain. | B |
What process helps provide resources for producers to create food? | [
"animals",
"Exfoliation",
"decomposition",
"mastication",
"recycling",
"reproduction",
"ejaculation",
"Converting waste."
] | decomposition | Answer the following multiple-choice question.
Question: What process helps provide resources for producers to create food?
Options:
A. animals
B. Exfoliation
C. decomposition
D. mastication
E. recycling
F. reproduction
G. ejaculation
H. Converting waste.
Which option is correct and why? | The correct answer is: decomposition. | C |
How do aquatic animals get oxygen? | [
"photosynthesis",
"gills",
"rivers",
"blood",
"solutes",
"lungs",
"streams",
"carbon transfer"
] | gills | Answer the following multiple-choice question.
Question: How do aquatic animals get oxygen?
Options:
A. photosynthesis
B. gills
C. rivers
D. blood
E. solutes
F. lungs
G. streams
H. carbon transfer
Which option is correct and why? | The correct answer is: gills. | B |
animals learn some behaviors from watching their | [
"rocks",
"toys",
"caretakers",
"trees"
] | caretakers | Answer the following multiple-choice question.
Question: animals learn some behaviors from watching their
Options:
A. rocks
B. toys
C. caretakers
D. trees
Which option is correct and why? | The correct answer is: caretakers. | C |
what have specialized reproductive organs | [
"flowers",
"Conifers",
"apples",
"bushes",
"insects",
"ovaries",
"Oak",
"animals"
] | bushes | Answer the following multiple-choice question.
Question: what have specialized reproductive organs
Options:
A. flowers
B. Conifers
C. apples
D. bushes
E. insects
F. ovaries
G. Oak
H. animals
Which option is correct and why? | The correct answer is: bushes. | D |
Like the marketplace, the metabolic economy is regulated by what basic principle? | [
"industrial and demand",
"jobs and demand",
"supply and demand",
"price and demand"
] | supply and demand | Answer the following multiple-choice question.
Question: Like the marketplace, the metabolic economy is regulated by what basic principle?
Options:
A. industrial and demand
B. jobs and demand
C. supply and demand
D. price and demand
Which option is correct and why? | The correct answer is: supply and demand. | C |
What system protects the soft organs of the body? | [
"skeletal system",
"Cardiovascular system",
"digestive system",
"nervous system"
] | skeletal system | Answer the following multiple-choice question.
Question: What system protects the soft organs of the body?
Options:
A. skeletal system
B. Cardiovascular system
C. digestive system
D. nervous system
Which option is correct and why? | The correct answer is: skeletal system. | A |
What could be used as a conductor? | [
"a cat",
"A penny",
"a cloud",
"wood"
] | A penny | Answer the following multiple-choice question.
Question: What could be used as a conductor?
Options:
A. a cat
B. A penny
C. a cloud
D. wood
Which option is correct and why? | The correct answer is: A penny. | B |
Body waves travel through the earth and arrive at seismograms before what? | [
"velocity waves",
"function waves",
"sound waves",
"surface waves"
] | surface waves | Answer the following multiple-choice question.
Question: Body waves travel through the earth and arrive at seismograms before what?
Options:
A. velocity waves
B. function waves
C. sound waves
D. surface waves
Which option is correct and why? | The correct answer is: surface waves. | D |
Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now | [
"earth",
"trees",
"corn",
"cats"
] | earth | Answer the following multiple-choice question.
Question: Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now
Options:
A. earth
B. trees
C. corn
D. cats
Which option is correct and why? | The correct answer is: earth. | A |
If a person does what it may be due to a pathogen? | [
"is born",
"apoptosis",
"contracting",
"smoking",
"falls ill",
"symptoms",
"feels well",
"is happy"
] | falls ill | Answer the following multiple-choice question.
Question: If a person does what it may be due to a pathogen?
Options:
A. is born
B. apoptosis
C. contracting
D. smoking
E. falls ill
F. symptoms
G. feels well
H. is happy
Which option is correct and why? | The correct answer is: falls ill. | E |
What substances function as a long-term energy store in the human body and possess long carbon chains that prevent dissolving in water? | [
"hydrocarbons",
"triglycerides",
"steroids",
"nanoparticles"
] | triglycerides | Answer the following multiple-choice question.
Question: What substances function as a long-term energy store in the human body and possess long carbon chains that prevent dissolving in water?
Options:
A. hydrocarbons
B. triglycerides
C. steroids
D. nanoparticles
Which option is correct and why? | The correct answer is: triglycerides. | B |
What is light that has only a single wavelength called? | [
"spectroscopy",
"monochromatic",
"primary",
"fluorescent"
] | monochromatic | Answer the following multiple-choice question.
Question: What is light that has only a single wavelength called?
Options:
A. spectroscopy
B. monochromatic
C. primary
D. fluorescent
Which option is correct and why? | The correct answer is: monochromatic. | B |
What type of analysis is performed to study gene expression patterns in cells? | [
"rna analysis",
"proteins analysis",
"residues analysis",
"dna analysis"
] | rna analysis | Answer the following multiple-choice question.
Question: What type of analysis is performed to study gene expression patterns in cells?
Options:
A. rna analysis
B. proteins analysis
C. residues analysis
D. dna analysis
Which option is correct and why? | The correct answer is: rna analysis. | A |
The proximity of the axillary buds to the apical bud is partly responsible for their what? | [
"growth",
"germination",
"development",
"dormancy"
] | dormancy | Answer the following multiple-choice question.
Question: The proximity of the axillary buds to the apical bud is partly responsible for their what?
Options:
A. growth
B. germination
C. development
D. dormancy
Which option is correct and why? | The correct answer is: dormancy. | D |
Humans building communities to make survival easier is an example of humans as a species changing their what? | [
"instinctive behavior",
"evolution",
"environment",
"climate"
] | environment | Answer the following multiple-choice question.
Question: Humans building communities to make survival easier is an example of humans as a species changing their what?
Options:
A. instinctive behavior
B. evolution
C. environment
D. climate
Which option is correct and why? | The correct answer is: environment. | C |
Natural gas burns cleaner and produces less carbon dioxide than fuels of what type? | [
"biofuels",
"renewable fuels",
"solar energy",
"fossil fuels"
] | fossil fuels | Answer the following multiple-choice question.
Question: Natural gas burns cleaner and produces less carbon dioxide than fuels of what type?
Options:
A. biofuels
B. renewable fuels
C. solar energy
D. fossil fuels
Which option is correct and why? | The correct answer is: fossil fuels. | D |
What will receive more sunlight? | [
"Elephant Ear Leaves",
"Blades of grass",
"A bat",
"A worm"
] | Elephant Ear Leaves | Answer the following multiple-choice question.
Question: What will receive more sunlight?
Options:
A. Elephant Ear Leaves
B. Blades of grass
C. A bat
D. A worm
Which option is correct and why? | The correct answer is: Elephant Ear Leaves. | A |
What is the term for the amount of internal energy that the substance can store? | [
"mass capacity",
"humidity capacity",
"heat capacity",
"temperature capacity"
] | heat capacity | Answer the following multiple-choice question.
Question: What is the term for the amount of internal energy that the substance can store?
Options:
A. mass capacity
B. humidity capacity
C. heat capacity
D. temperature capacity
Which option is correct and why? | The correct answer is: heat capacity. | C |
A gene may have different versions called what? | [
"locus",
"alleles",
"genomes",
"peptides"
] | alleles | Answer the following multiple-choice question.
Question: A gene may have different versions called what?
Options:
A. locus
B. alleles
C. genomes
D. peptides
Which option is correct and why? | The correct answer is: alleles. | B |
An animal panting has decreased what? | [
"Quality of life",
"motility",
"common sense",
"life span",
"burnout",
"Heart rate",
"Temperature",
"body water"
] | body water | Answer the following multiple-choice question.
Question: An animal panting has decreased what?
Options:
A. Quality of life
B. motility
C. common sense
D. life span
E. burnout
F. Heart rate
G. Temperature
H. body water
Which option is correct and why? | The correct answer is: body water. | A |
a process that can occur in-vitro takes place inside the what type of organism? | [
"dead",
"female",
"male",
"potatoes",
"plants",
"ferns",
"orchids",
"infertile"
] | female | Answer the following multiple-choice question.
Question: a process that can occur in-vitro takes place inside the what type of organism?
Options:
A. dead
B. female
C. male
D. potatoes
E. plants
F. ferns
G. orchids
H. infertile
Which option is correct and why? | The correct answer is: female. | B |
What is a controlled scientific study of specific variables called? | [
"practicum",
"variation",
"experiment",
"example"
] | experiment | Answer the following multiple-choice question.
Question: What is a controlled scientific study of specific variables called?
Options:
A. practicum
B. variation
C. experiment
D. example
Which option is correct and why? | The correct answer is: experiment. | C |
Which does light from the sun arrive at in final time length? | [
"Uranus",
"Mars",
"Pluto",
"Earth"
] | Pluto | Answer the following multiple-choice question.
Question: Which does light from the sun arrive at in final time length?
Options:
A. Uranus
B. Mars
C. Pluto
D. Earth
Which option is correct and why? | The correct answer is: Pluto. | C |
What requires either insects or wind. | [
"Pollen grains",
"swamp vegetation",
"animals",
"earth",
"Animal survival",
"bloom time",
"Most plants",
"nature"
] | Most plants | Answer the following multiple-choice question.
Question: What requires either insects or wind.
Options:
A. Pollen grains
B. swamp vegetation
C. animals
D. earth
E. Animal survival
F. bloom time
G. Most plants
H. nature
Which option is correct and why? | The correct answer is: Most plants. | A |
what do landslides do to land? | [
"loss",
"dryness",
"expand",
"growth",
"fertilization",
"death",
"harm",
"widen"
] | loss | Answer the following multiple-choice question.
Question: what do landslides do to land?
Options:
A. loss
B. dryness
C. expand
D. growth
E. fertilization
F. death
G. harm
H. widen
Which option is correct and why? | The correct answer is: loss. | A |
What mainly lives in shallow and coastal waters? | [
"animals",
"horses",
"Sea World",
"parasites",
"bacteria",
"fur seals",
"boats",
"dolphins"
] | dolphins | Answer the following multiple-choice question.
Question: What mainly lives in shallow and coastal waters?
Options:
A. animals
B. horses
C. Sea World
D. parasites
E. bacteria
F. fur seals
G. boats
H. dolphins
Which option is correct and why? | The correct answer is: dolphins. | A |
Making a specific statement based on a general principle is the definition of what type of reasoning? | [
"deductive",
"transitive",
"inference",
"inductive"
] | deductive | Answer the following multiple-choice question.
Question: Making a specific statement based on a general principle is the definition of what type of reasoning?
Options:
A. deductive
B. transitive
C. inference
D. inductive
Which option is correct and why? | The correct answer is: deductive. | A |
Acids are associated with a low number on which scale? | [
"acidic",
"metric",
"ph",
"ionic"
] | ph | Answer the following multiple-choice question.
Question: Acids are associated with a low number on which scale?
Options:
A. acidic
B. metric
C. ph
D. ionic
Which option is correct and why? | The correct answer is: ph. | C |
What model postulates that electrons orbit the nucleus at fixed energy levels? | [
"bohr",
"atomic model",
"coreolis",
"Newton's model"
] | bohr | Answer the following multiple-choice question.
Question: What model postulates that electrons orbit the nucleus at fixed energy levels?
Options:
A. bohr
B. atomic model
C. coreolis
D. Newton's model
Which option is correct and why? | The correct answer is: bohr. | A |
What type of terminal releases neurotransmitters at a synapse? | [
"secretion",
"acetylcholine,",
"axon",
"chloride"
] | axon | Answer the following multiple-choice question.
Question: What type of terminal releases neurotransmitters at a synapse?
Options:
A. secretion
B. acetylcholine,
C. axon
D. chloride
Which option is correct and why? | The correct answer is: axon. | C |
What do electric devices require to function? | [
"grass",
"water",
"rays or beams",
"An object is seen",
"Power plants",
"wood",
"an electron lens",
"photons"
] | Power plants | Answer the following multiple-choice question.
Question: What do electric devices require to function?
Options:
A. grass
B. water
C. rays or beams
D. An object is seen
E. Power plants
F. wood
G. an electron lens
H. photons
Which option is correct and why? | The correct answer is: Power plants. | E |
Why was my son-in-law required to add rugs or carpeting to his upstairs apartment when the ground floor wasn't? | [
"So it would look good then prospective renters took a tour",
"Because they didn't want him to scratch up the wood floors.",
"Because they didn't want the downstairs renters to be as likely to complain about noise",
"Because they didn't want to pay for carpeting themselves."
] | Because they didn't want the downstairs renters to be as likely to complain about noise | Answer the following multiple-choice question.
Question: Why was my son-in-law required to add rugs or carpeting to his upstairs apartment when the ground floor wasn't?
Options:
A. So it would look good then prospective renters took a tour
B. Because they didn't want him to scratch up the wood floors.
C. Because they didn't want the downstairs renters to be as likely to complain about noise
D. Because they didn't want to pay for carpeting themselves.
Which option is correct and why? | The correct answer is: Because they didn't want the downstairs renters to be as likely to complain about noise. | C |
Unequal heating of Earth 's surface by what causes polar easterlies? | [
"sun",
"UV",
"drag",
"wind",
"loch",
"ovens",
"lightbulbs",
"blankets"
] | sun | Answer the following multiple-choice question.
Question: Unequal heating of Earth 's surface by what causes polar easterlies?
Options:
A. sun
B. UV
C. drag
D. wind
E. loch
F. ovens
G. lightbulbs
H. blankets
Which option is correct and why? | The correct answer is: sun. | A |
What term describes a type of redox reaction in which the same substance is both oxidized and reduced? | [
"interposition",
"disproportion",
"disapprobation",
"misappropriation"
] | disproportion | Answer the following multiple-choice question.
Question: What term describes a type of redox reaction in which the same substance is both oxidized and reduced?
Options:
A. interposition
B. disproportion
C. disapprobation
D. misappropriation
Which option is correct and why? | The correct answer is: disproportion. | B |
What can liquid waste be? | [
"gas",
"Gaseous",
"Solid",
"Acidic",
"acid rain",
"expelled",
"Static",
"dangerous"
] | Acidic | Answer the following multiple-choice question.
Question: What can liquid waste be?
Options:
A. gas
B. Gaseous
C. Solid
D. Acidic
E. acid rain
F. expelled
G. Static
H. dangerous
Which option is correct and why? | The correct answer is: Acidic. | D |
What happens to charges whenever they are accelerated? | [
"they radiate",
"they die",
"they darken",
"they fuse"
] | they radiate | Answer the following multiple-choice question.
Question: What happens to charges whenever they are accelerated?
Options:
A. they radiate
B. they die
C. they darken
D. they fuse
Which option is correct and why? | The correct answer is: they radiate. | A |
what have a backbone? | [
"jellyfish",
"people",
"deltas",
"h2o",
"an organism's body",
"insects",
"human beings",
"invertebrates"
] | human beings | Answer the following multiple-choice question.
Question: what have a backbone?
Options:
A. jellyfish
B. people
C. deltas
D. h2o
E. an organism's body
F. insects
G. human beings
H. invertebrates
Which option is correct and why? | The correct answer is: human beings. | A |
That the cellular level, the final stage of breathing oxygen is | [
"keeps the organism warm",
"rapid expansion",
"permineralization",
"Plant growth is reduced",
"major threat to health",
"electron transport",
"more abundant",
"flow of electrons"
] | electron transport | Answer the following multiple-choice question.
Question: That the cellular level, the final stage of breathing oxygen is
Options:
A. keeps the organism warm
B. rapid expansion
C. permineralization
D. Plant growth is reduced
E. major threat to health
F. electron transport
G. more abundant
H. flow of electrons
Which option is correct and why? | The correct answer is: electron transport. | A |
Which of the following would likely reduce pollution the most? | [
"using a truck instead of a car",
"using a bicycle instead of a motorcycle",
"using a car instead of the bus",
"using a motorcycle instead of a bike"
] | using a bicycle instead of a motorcycle | Answer the following multiple-choice question.
Question: Which of the following would likely reduce pollution the most?
Options:
A. using a truck instead of a car
B. using a bicycle instead of a motorcycle
C. using a car instead of the bus
D. using a motorcycle instead of a bike
Which option is correct and why? | The correct answer is: using a bicycle instead of a motorcycle. | B |
Molar mass is equal to density multiplied by what? | [
"molar weight",
"molar energy",
"molar volume",
"molar gravity"
] | molar volume | Answer the following multiple-choice question.
Question: Molar mass is equal to density multiplied by what?
Options:
A. molar weight
B. molar energy
C. molar volume
D. molar gravity
Which option is correct and why? | The correct answer is: molar volume. | C |
What can an prevent the transfer of heat from an organism's body? | [
"Sulfur",
"cilia",
"skin",
"dirt",
"oil",
"immune",
"fur",
"fats"
] | dirt | Answer the following multiple-choice question.
Question: What can an prevent the transfer of heat from an organism's body?
Options:
A. Sulfur
B. cilia
C. skin
D. dirt
E. oil
F. immune
G. fur
H. fats
Which option is correct and why? | The correct answer is: dirt. | D |
Covalent bond energies can be used to estimate the enthalpy changes of what? | [
"Pressure reactions",
"crystals reactions",
"chemical reactions",
"liquid reactions"
] | chemical reactions | Answer the following multiple-choice question.
Question: Covalent bond energies can be used to estimate the enthalpy changes of what?
Options:
A. Pressure reactions
B. crystals reactions
C. chemical reactions
D. liquid reactions
Which option is correct and why? | The correct answer is: chemical reactions. | C |
A mouse is being hunted by a Great Horned Owl. The owl watches the mouse carefully, and the mouse is unaware that it is being hunted. The mouse is unable to tell where the owl is, because | [
"the owl is invisible",
"the mouse is oblivious",
"the mouse is blind",
"the owl matches its background"
] | the owl matches its background | Answer the following multiple-choice question.
Question: A mouse is being hunted by a Great Horned Owl. The owl watches the mouse carefully, and the mouse is unaware that it is being hunted. The mouse is unable to tell where the owl is, because
Options:
A. the owl is invisible
B. the mouse is oblivious
C. the mouse is blind
D. the owl matches its background
Which option is correct and why? | The correct answer is: the owl matches its background. | D |
What does the gravitational pull of the moon cause? | [
"earth's rotation",
"energy of moving objects",
"tides in the Pacific",
"to move people",
"river beds",
"the Great Barrier Reef",
"Plant growth is reduced",
"gravitational pull of earth"
] | tides in the Pacific | Answer the following multiple-choice question.
Question: What does the gravitational pull of the moon cause?
Options:
A. earth's rotation
B. energy of moving objects
C. tides in the Pacific
D. to move people
E. river beds
F. the Great Barrier Reef
G. Plant growth is reduced
H. gravitational pull of earth
Which option is correct and why? | The correct answer is: tides in the Pacific. | C |
The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back. it serves to protect the brain, spinal cord, heart, and what else? | [
"lungs",
"knees",
"intestines",
"ovaries"
] | lungs | Answer the following multiple-choice question.
Question: The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back. it serves to protect the brain, spinal cord, heart, and what else?
Options:
A. lungs
B. knees
C. intestines
D. ovaries
Which option is correct and why? | The correct answer is: lungs. | A |
What is the matter through which sound waves travel? | [
"mass",
"medium",
"air",
"dust"
] | medium | Answer the following multiple-choice question.
Question: What is the matter through which sound waves travel?
Options:
A. mass
B. medium
C. air
D. dust
Which option is correct and why? | The correct answer is: medium. | B |
What has a positive impact on the environment? | [
"patch reefs",
"coral",
"animals",
"recycling",
"power",
"ferns",
"bushes",
"Green beans"
] | recycling | Answer the following multiple-choice question.
Question: What has a positive impact on the environment?
Options:
A. patch reefs
B. coral
C. animals
D. recycling
E. power
F. ferns
G. bushes
H. Green beans
Which option is correct and why? | The correct answer is: recycling. | D |
what causes volcanic eruptions? | [
"scattered light",
"eukyarotes",
"earthquakes",
"heating liquids",
"Water expanding",
"heat energy",
"Greenhouse gases",
"kinetic energy"
] | earthquakes | Answer the following multiple-choice question.
Question: what causes volcanic eruptions?
Options:
A. scattered light
B. eukyarotes
C. earthquakes
D. heating liquids
E. Water expanding
F. heat energy
G. Greenhouse gases
H. kinetic energy
Which option is correct and why? | The correct answer is: earthquakes. | C |
what are sometimes nearly microscopic? | [
"peachleaf willow",
"major threat to health",
"elephants",
"abundant fossils",
"Veins and arteries.",
"trees",
"barnacles",
"weathering"
] | abundant fossils | Answer the following multiple-choice question.
Question: what are sometimes nearly microscopic?
Options:
A. peachleaf willow
B. major threat to health
C. elephants
D. abundant fossils
E. Veins and arteries.
F. trees
G. barnacles
H. weathering
Which option is correct and why? | The correct answer is: abundant fossils. | D |
What broad category of animals is primarily ectothermic and covered with scales that facilitate swimming? | [
"armadillo",
"fish",
"deer",
"turtles"
] | fish | Answer the following multiple-choice question.
Question: What broad category of animals is primarily ectothermic and covered with scales that facilitate swimming?
Options:
A. armadillo
B. fish
C. deer
D. turtles
Which option is correct and why? | The correct answer is: fish. | B |
Which of the following is more accurate? | [
"ice has greater mass when carved",
"ice has greater mass when crushed",
"ice disappears instantly when carved",
"ice has approximately equivalent mass when carved"
] | ice has approximately equivalent mass when carved | Answer the following multiple-choice question.
Question: Which of the following is more accurate?
Options:
A. ice has greater mass when carved
B. ice has greater mass when crushed
C. ice disappears instantly when carved
D. ice has approximately equivalent mass when carved
Which option is correct and why? | The correct answer is: ice has approximately equivalent mass when carved. | D |
Mixtures that have the same composition throughout are known as what kinds of mixtures? | [
"homogeneous",
"contiguous",
"heterogeneous",
"zygomatic"
] | homogeneous | Answer the following multiple-choice question.
Question: Mixtures that have the same composition throughout are known as what kinds of mixtures?
Options:
A. homogeneous
B. contiguous
C. heterogeneous
D. zygomatic
Which option is correct and why? | The correct answer is: homogeneous. | A |
What do plants require to grow? | [
"rays or beams",
"aqueous solution",
"Energy.",
"nutrients",
"Chlorophyll",
"energy",
"sunlight",
"direct energy"
] | Chlorophyll | Answer the following multiple-choice question.
Question: What do plants require to grow?
Options:
A. rays or beams
B. aqueous solution
C. Energy.
D. nutrients
E. Chlorophyll
F. energy
G. sunlight
H. direct energy
Which option is correct and why? | The correct answer is: Chlorophyll. | E |
what has a life cycle with sexual reproduction? | [
"mammals",
"clouds",
"fungi",
"birth",
"insects",
"plants",
"animals",
"h2o"
] | insects | Answer the following multiple-choice question.
Question: what has a life cycle with sexual reproduction?
Options:
A. mammals
B. clouds
C. fungi
D. birth
E. insects
F. plants
G. animals
H. h2o
Which option is correct and why? | The correct answer is: insects. | E |
This is most likely to be conserved: | [
"CO2",
"toilet paper",
"a soda can",
"styrofoam"
] | a soda can | Answer the following multiple-choice question.
Question: This is most likely to be conserved:
Options:
A. CO2
B. toilet paper
C. a soda can
D. styrofoam
Which option is correct and why? | The correct answer is: a soda can. | C |
Pollutants can harm | [
"air",
"lungs",
"people",
"health",
"humans",
"the skin",
"animals",
"cells"
] | health | Answer the following multiple-choice question.
Question: Pollutants can harm
Options:
A. air
B. lungs
C. people
D. health
E. humans
F. the skin
G. animals
H. cells
Which option is correct and why? | The correct answer is: health. | D |
What is the layer of ground below the surface that is always frozen, even in the summer? | [
"tundra",
"upper crust",
"permafrost",
"bedrock"
] | permafrost | Answer the following multiple-choice question.
Question: What is the layer of ground below the surface that is always frozen, even in the summer?
Options:
A. tundra
B. upper crust
C. permafrost
D. bedrock
Which option is correct and why? | The correct answer is: permafrost. | C |
In order for a crane to operate properly it requires | [
"sand",
"the wind",
"solar power",
"a fulcrum"
] | a fulcrum | Answer the following multiple-choice question.
Question: In order for a crane to operate properly it requires
Options:
A. sand
B. the wind
C. solar power
D. a fulcrum
Which option is correct and why? | The correct answer is: a fulcrum. | D |
What structure is made from dna and protein molecules coiled together? | [
"enzymes",
"bacterium",
"atoms",
"chromosome"
] | chromosome | Answer the following multiple-choice question.
Question: What structure is made from dna and protein molecules coiled together?
Options:
A. enzymes
B. bacterium
C. atoms
D. chromosome
Which option is correct and why? | The correct answer is: chromosome. | D |
the cell body splits into two cells when in cell division in eukaryotes | [
"rapid expansion",
"middle",
"begining",
"initiation",
"final stage",
"graptolites",
"Most plants",
"It expands"
] | final stage | Answer the following multiple-choice question.
Question: the cell body splits into two cells when in cell division in eukaryotes
Options:
A. rapid expansion
B. middle
C. begining
D. initiation
E. final stage
F. graptolites
G. Most plants
H. It expands
Which option is correct and why? | The correct answer is: final stage. | E |
An example of a true combination of mixed substances is | [
"corn with butter",
"sand and pebbles",
"cream and coffee",
"dirt and sand"
] | cream and coffee | Answer the following multiple-choice question.
Question: An example of a true combination of mixed substances is
Options:
A. corn with butter
B. sand and pebbles
C. cream and coffee
D. dirt and sand
Which option is correct and why? | The correct answer is: cream and coffee. | C |
What are better able to dissolve oxygen and nutrients than standing water? | [
"stagnant lakes",
"sedimentary rocks",
"peachleaf willow",
"hydrocarbons",
"streams and creeks",
"stagnant ponds",
"ice cubes",
"Veins and arteries."
] | streams and creeks | Answer the following multiple-choice question.
Question: What are better able to dissolve oxygen and nutrients than standing water?
Options:
A. stagnant lakes
B. sedimentary rocks
C. peachleaf willow
D. hydrocarbons
E. streams and creeks
F. stagnant ponds
G. ice cubes
H. Veins and arteries.
Which option is correct and why? | The correct answer is: streams and creeks. | E |
A person wants to get better acquainted with dogs, since they have a serious fear of them. This fear was probably | [
"scared",
"inherited",
"rare",
"learned"
] | learned | Answer the following multiple-choice question.
Question: A person wants to get better acquainted with dogs, since they have a serious fear of them. This fear was probably
Options:
A. scared
B. inherited
C. rare
D. learned
Which option is correct and why? | The correct answer is: learned. | D |
When a microscope magnifies, it is | [
"enlarging",
"enabling",
"viewing",
"observing"
] | enlarging | Answer the following multiple-choice question.
Question: When a microscope magnifies, it is
Options:
A. enlarging
B. enabling
C. viewing
D. observing
Which option is correct and why? | The correct answer is: enlarging. | A |
What requires electrical energy to function? | [
"vehicles",
"organs",
"skateboards",
"tricycles",
"nervous system",
"critical organs",
"televisions",
"bicycles"
] | televisions | Answer the following multiple-choice question.
Question: What requires electrical energy to function?
Options:
A. vehicles
B. organs
C. skateboards
D. tricycles
E. nervous system
F. critical organs
G. televisions
H. bicycles
Which option is correct and why? | The correct answer is: televisions. | A |
mosquitoes can do what with microorganisms | [
"motility",
"reproduce",
"spread",
"filter",
"eat",
"kill",
"disease",
"mitosis"
] | spread | Answer the following multiple-choice question.
Question: mosquitoes can do what with microorganisms
Options:
A. motility
B. reproduce
C. spread
D. filter
E. eat
F. kill
G. disease
H. mitosis
Which option is correct and why? | The correct answer is: spread. | C |
Heating a liquid can cause what? | [
"direct damage to the lungs",
"gas bubbles to burst",
"Something to move",
"It expands",
"The bending of a ray of light",
"chemical reaction",
"enormous damage to homes",
"matter vibrating"
] | gas bubbles to burst | Answer the following multiple-choice question.
Question: Heating a liquid can cause what?
Options:
A. direct damage to the lungs
B. gas bubbles to burst
C. Something to move
D. It expands
E. The bending of a ray of light
F. chemical reaction
G. enormous damage to homes
H. matter vibrating
Which option is correct and why? | The correct answer is: gas bubbles to burst. | B |
What are the structural and functional units of the organ that filters blood? | [
"lungs",
"nephrons",
"humans",
"pancreas",
"eardrum",
"alveoli",
"epidermal",
"organ"
] | nephrons | Answer the following multiple-choice question.
Question: What are the structural and functional units of the organ that filters blood?
Options:
A. lungs
B. nephrons
C. humans
D. pancreas
E. eardrum
F. alveoli
G. epidermal
H. organ
Which option is correct and why? | The correct answer is: nephrons. | B |
What type of role does cartilage play in the human skeleton? | [
"important",
"variable",
"life saving",
"insignificant"
] | insignificant | Answer the following multiple-choice question.
Question: What type of role does cartilage play in the human skeleton?
Options:
A. important
B. variable
C. life saving
D. insignificant
Which option is correct and why? | The correct answer is: insignificant. | D |
What weather events move with the prevailing winds and originate in the trade winds in the northern hemisphere? | [
"hurricanes",
"tsunamis",
"earthquakes",
"droughts"
] | hurricanes | Answer the following multiple-choice question.
Question: What weather events move with the prevailing winds and originate in the trade winds in the northern hemisphere?
Options:
A. hurricanes
B. tsunamis
C. earthquakes
D. droughts
Which option is correct and why? | The correct answer is: hurricanes. | A |
A learned behavior | [
"newborn turtles crawling towards the sea",
"seals clapping to the delight of an audience",
"ducks sitting on their eggs (D) baby birds chewing worms",
"mother dogs nursing their pups"
] | seals clapping to the delight of an audience | Answer the following multiple-choice question.
Question: A learned behavior
Options:
A. newborn turtles crawling towards the sea
B. seals clapping to the delight of an audience
C. ducks sitting on their eggs (D) baby birds chewing worms
D. mother dogs nursing their pups
Which option is correct and why? | The correct answer is: seals clapping to the delight of an audience. | B |
Seeing the stars will be harder when what happens? | [
"light in an area becomes greater",
"there is a lot of rain",
"light in an area becomes lessened",
"there is a lot of snow"
] | light in an area becomes greater | Answer the following multiple-choice question.
Question: Seeing the stars will be harder when what happens?
Options:
A. light in an area becomes greater
B. there is a lot of rain
C. light in an area becomes lessened
D. there is a lot of snow
Which option is correct and why? | The correct answer is: light in an area becomes greater. | A |
What is the study of how living things interact with each other and with their environment? | [
"geology",
"biology",
"scientology",
"ecology"
] | ecology | Answer the following multiple-choice question.
Question: What is the study of how living things interact with each other and with their environment?
Options:
A. geology
B. biology
C. scientology
D. ecology
Which option is correct and why? | The correct answer is: ecology. | D |
What is a measure of how hot or cold the air is? | [
"relativity",
"variation",
"temperature",
"precipitation"
] | temperature | Answer the following multiple-choice question.
Question: What is a measure of how hot or cold the air is?
Options:
A. relativity
B. variation
C. temperature
D. precipitation
Which option is correct and why? | The correct answer is: temperature. | C |
What material comprises the sun and other stars, as well as lightning and the northern lights? | [
"gas",
"plasma",
"aurora",
"gamma"
] | plasma | Answer the following multiple-choice question.
Question: What material comprises the sun and other stars, as well as lightning and the northern lights?
Options:
A. gas
B. plasma
C. aurora
D. gamma
Which option is correct and why? | The correct answer is: plasma. | B |
Juvenile hormone modulates the activity of what? | [
"ecdysteroid",
"estrogen",
"reproduction",
"growth"
] | ecdysteroid | Answer the following multiple-choice question.
Question: Juvenile hormone modulates the activity of what?
Options:
A. ecdysteroid
B. estrogen
C. reproduction
D. growth
Which option is correct and why? | The correct answer is: ecdysteroid. | A |
Which part of a neuron contains the nucleus and most of the major organelles? | [
"simple body",
"retinal body",
"cell body",
"organ body"
] | cell body | Answer the following multiple-choice question.
Question: Which part of a neuron contains the nucleus and most of the major organelles?
Options:
A. simple body
B. retinal body
C. cell body
D. organ body
Which option is correct and why? | The correct answer is: cell body. | C |
What is the purpose of water molds in fresh water environments? | [
"wave production",
"fish food",
"oxygen production",
"decomposition"
] | decomposition | Answer the following multiple-choice question.
Question: What is the purpose of water molds in fresh water environments?
Options:
A. wave production
B. fish food
C. oxygen production
D. decomposition
Which option is correct and why? | The correct answer is: decomposition. | D |
what does coal release? | [
"heat",
"fire",
"steam",
"carbon",
"toxins",
"oxygen",
"fossil",
"smoke"
] | heat | Answer the following multiple-choice question.
Question: what does coal release?
Options:
A. heat
B. fire
C. steam
D. carbon
E. toxins
F. oxygen
G. fossil
H. smoke
Which option is correct and why? | The correct answer is: heat. | A |
An animal's outer shell protects internal organs and: | [
"food and shelter",
"epidermal",
"Epidermis",
"all matter",
"soft tissues",
"alveoli",
"warmth",
"layers of fat"
] | soft tissues | Answer the following multiple-choice question.
Question: An animal's outer shell protects internal organs and:
Options:
A. food and shelter
B. epidermal
C. Epidermis
D. all matter
E. soft tissues
F. alveoli
G. warmth
H. layers of fat
Which option is correct and why? | The correct answer is: soft tissues. | E |
What season will be changing when the daylight decreases. | [
"they body they live in",
"heat is produced",
"Plant growth is reduced",
"cloudy and rainy weather",
"Continents drifting",
"organisms and their habitat",
"Hot humid weather.",
"adding heat"
] | Hot humid weather. | Answer the following multiple-choice question.
Question: What season will be changing when the daylight decreases.
Options:
A. they body they live in
B. heat is produced
C. Plant growth is reduced
D. cloudy and rainy weather
E. Continents drifting
F. organisms and their habitat
G. Hot humid weather.
H. adding heat
Which option is correct and why? | The correct answer is: Hot humid weather.. | A |
What is a condition where plants are grown in mineral solutions without soil called? | [
"hydrozone",
"climate zone",
"hydroponics",
"biosphere"
] | hydroponics | Answer the following multiple-choice question.
Question: What is a condition where plants are grown in mineral solutions without soil called?
Options:
A. hydrozone
B. climate zone
C. hydroponics
D. biosphere
Which option is correct and why? | The correct answer is: hydroponics. | C |
if these animals were planetary bodies, which of them would have the most gravitational pull? | [
"a bull on the couch",
"a mouse in the wall",
"a duck in the pond",
"a dog in the field"
] | a bull on the couch | Answer the following multiple-choice question.
Question: if these animals were planetary bodies, which of them would have the most gravitational pull?
Options:
A. a bull on the couch
B. a mouse in the wall
C. a duck in the pond
D. a dog in the field
Which option is correct and why? | The correct answer is: a bull on the couch. | A |
what is the throwing up center of the brain used for? | [
"dissolving enzymes",
"repair cells in the human body",
"solving equations",
"keeping food fresh for long periods of time",
"remove toxic material from the stomach before it is absorbed",
"Something that can be converted to kinetic and heat energy by a motor",
"lower the surrounding pressure",
"regulate breathing"
] | remove toxic material from the stomach before it is absorbed | Answer the following multiple-choice question.
Question: what is the throwing up center of the brain used for?
Options:
A. dissolving enzymes
B. repair cells in the human body
C. solving equations
D. keeping food fresh for long periods of time
E. remove toxic material from the stomach before it is absorbed
F. Something that can be converted to kinetic and heat energy by a motor
G. lower the surrounding pressure
H. regulate breathing
Which option is correct and why? | The correct answer is: remove toxic material from the stomach before it is absorbed. | E |
Independent assortment occurs when what go to opposite poles of the cell in anaphase i? | [
"ballasts",
"prokaryotes",
"chromosomes",
"receptors"
] | chromosomes | Answer the following multiple-choice question.
Question: Independent assortment occurs when what go to opposite poles of the cell in anaphase i?
Options:
A. ballasts
B. prokaryotes
C. chromosomes
D. receptors
Which option is correct and why? | The correct answer is: chromosomes. | C |
what have many organelles? | [
"complex",
"plants",
"bacteria",
"parasites",
"animals",
"fungi",
"plant life",
"insects"
] | animals | Answer the following multiple-choice question.
Question: what have many organelles?
Options:
A. complex
B. plants
C. bacteria
D. parasites
E. animals
F. fungi
G. plant life
H. insects
Which option is correct and why? | The correct answer is: animals. | E |
cancer is a defect that occurs when there is no longer regulation of what? | [
"injections",
"breathing",
"disease",
"cycles",
"glucose",
"the skin",
"Energy",
"attitude"
] | cycles | Answer the following multiple-choice question.
Question: cancer is a defect that occurs when there is no longer regulation of what?
Options:
A. injections
B. breathing
C. disease
D. cycles
E. glucose
F. the skin
G. Energy
H. attitude
Which option is correct and why? | The correct answer is: cycles. | D |
Keeping shopping bags out of the dump affects the earth | [
"neutrally",
"positively",
"negatively",
"very little"
] | positively | Answer the following multiple-choice question.
Question: Keeping shopping bags out of the dump affects the earth
Options:
A. neutrally
B. positively
C. negatively
D. very little
Which option is correct and why? | The correct answer is: positively. | B |
some soils are more sensitive than others to a lowered what | [
"p53",
"HPV",
"CO2",
"wolf population",
"light level",
"pH",
"sea level",
"dam"
] | pH | Answer the following multiple-choice question.
Question: some soils are more sensitive than others to a lowered what
Options:
A. p53
B. HPV
C. CO2
D. wolf population
E. light level
F. pH
G. sea level
H. dam
Which option is correct and why? | The correct answer is: pH. | A |
What word do get from the arabic al-qili, meaning “ashes of the saltwort plant from salt marshes”? | [
"water",
"metals",
"alkali",
"crystals"
] | alkali | Answer the following multiple-choice question.
Question: What word do get from the arabic al-qili, meaning “ashes of the saltwort plant from salt marshes”?
Options:
A. water
B. metals
C. alkali
D. crystals
Which option is correct and why? | The correct answer is: alkali. | C |
What are the two basic types of competition called? | [
"exploitative and beneficial",
"interference and interaction",
"weak and strong",
"instraspecifc and interspecific"
] | instraspecifc and interspecific | Answer the following multiple-choice question.
Question: What are the two basic types of competition called?
Options:
A. exploitative and beneficial
B. interference and interaction
C. weak and strong
D. instraspecifc and interspecific
Which option is correct and why? | The correct answer is: instraspecifc and interspecific. | D |
A light bulb emits what when turned on? | [
"movement",
"warmth",
"photons",
"sunlight",
"motion",
"sun's heat",
"dangerous",
"Heart rate"
] | photons | Answer the following multiple-choice question.
Question: A light bulb emits what when turned on?
Options:
A. movement
B. warmth
C. photons
D. sunlight
E. motion
F. sun's heat
G. dangerous
H. Heart rate
Which option is correct and why? | The correct answer is: photons. | C |
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