id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
333f7677-728f-4b98-acd8-14ba6d6036c4 | Blood is made up of red blood cells, white blood cells, platelets, and what else? | [
"potassium",
"plasma",
"hemoglobin",
"pathogens"
] | plasma | sciq |
d9536432-86ec-495c-8b7a-b4e41bba7927 | What is the term for the study of how living things interact with each other and with their environment? | [
"anthropology",
"radiology",
"ecology",
"biology"
] | ecology | sciq |
b43b4349-603f-4d11-a61a-ff8da07de9a8 | What takes place directly after developing a hypothesis in the scientific method process? | [
"making a conclusion",
"gathering materials",
"independent variables",
"testing the hypothesis"
] | testing the hypothesis | sciq |
7ff5b4b7-18cb-4c33-818f-e5680ee2e938 | What should you use to protect your eyes from chemicals? | [
"contacts",
"your hands",
"certain goggles",
"eye goggles"
] | eye goggles | sciq |
91289058-2afb-43b0-a46a-be7597aa544d | Because action potentials are so brief, a neuron can produce hundreds per what? | [
"lifetime",
"day",
"second",
"minute"
] | second | sciq |
c7c07b8c-856c-433d-be26-50ecaaa8fa99 | Darwin coined what term to refer to an organism’s relative ability to survive and produce fertile offspring? | [
"momentum",
"fitness",
"strength",
"metabolism"
] | fitness | sciq |
15297687-0fe2-4b06-9096-65e4ad05e2e8 | At high pressures, how are the molecules of a gas crowded? | [
"further apart",
"few together",
"small together",
"closer together"
] | closer together | sciq |
b8073f32-2553-4f5f-a199-3993c83befff | The number of possible isomers increases tremendously as carbon skeletons increase in what? | [
"mass",
"weight",
"size",
"variation"
] | size | sciq |
74faf74f-2b74-4631-a198-4b369303afb1 | What are vascular plants that produce seeds in cones called? | [
"gymnosperms",
"evergreen",
"deciduous",
"angiosperms"
] | gymnosperms | sciq |
009aa83e-10f3-4fae-be8d-3a6aec6da335 | What does photosynthesis change light energy into? | [
"electrical energy",
"carbon energy",
"radiation energy",
"chemical energy"
] | chemical energy | sciq |
ef3357ab-ec9b-429b-b9ab-09dc17cadd0e | Addiction affects what type of chemical receptors within the brain? | [
"mitochondria receptors",
"bind receptors",
"dopamine receptors",
"serotonin receptors"
] | dopamine receptors | sciq |
f2192ea1-d029-4a3f-8c64-66b10bc3c913 | What is the ability of an atom to emit, or give off, charged particles and energy from the nucleus? | [
"magnetism",
"radioactivity",
"electrolysis",
"electromagnetism"
] | radioactivity | sciq |
89c97b77-ca4a-4e4e-a88e-982871a83217 | What group of gases are unusually unreactive? | [
"halogens",
"noble gases",
"volcanic gases",
"greenhouse gases"
] | noble gases | sciq |
a5a66864-c545-479e-8494-2aa7d4f0483e | A point defect can be an atom missing from a site in the crystal known as a what? | [
"void",
"vacancy",
"vacuum",
"deficiency"
] | vacancy | sciq |
2d064b0e-9d4e-49b9-adf7-2ae22f05dbe3 | What is the place called where the axon of one neuron meets the dendrite of another? | [
"neurotransmitter",
"synapse",
"apoptosis",
"uptake"
] | synapse | sciq |
6cc1b3b3-7b80-482a-a787-029f6b74ba2f | Organic chemistry is the study of the chemistry of what? | [
"metals",
"oxidation",
"hydrogen",
"carbon compounds"
] | carbon compounds | sciq |
21a1db1e-7fdf-430d-99f6-e86400a9cc5b | Gastropods, cephalopods, and bivalves are examples of what class? | [
"invertebrates",
"mollusks",
"cetaceans",
"animals"
] | mollusks | sciq |
c62c22f1-064e-4f7f-924d-2d4fafbcd927 | What type of cholesterol is commonly referred to as bad? | [
"hdl",
"unsaturated",
"ldl",
"insulin"
] | ldl | sciq |
a4a33185-9091-4c1a-8c85-080eec7d180e | Where does most natural gas come from? | [
"wells that produce petroleum",
"oceans",
"recycled cooking oil",
"alchemy"
] | wells that produce petroleum | sciq |
eda07614-4556-47ec-936b-7dfa4a20bdb4 | Medical problems associated with the body responding poorly to insulin are commonly associated with what disease? | [
"pertussis",
"colitis",
"diabetes",
"AIDS"
] | diabetes | sciq |
e2fa95df-a2ef-46e9-acf3-11bead1a8c0b | The pancreatic hormones insulin and glucagon maintain glucose homeostasis by tightly regulating the synthesis and breakdown of what? | [
"lipids",
"enzyme",
"glycogen",
"pathway"
] | glycogen | sciq |
90730ad0-3462-4cac-ad07-14fc2d8fe467 | The marsupial embryo is nourished inside the uterus with food from a yolk sac instead of through a what? | [
"placenta",
"ovum",
"umbilical cord",
"stomach"
] | placenta | sciq |
ad934af3-d83a-447f-ab27-e4a83306bf01 | The substances that comprise heterogeneous mixtures can also be separated by what means? | [
"atmospheric",
"chemical",
"thermal",
"physical"
] | physical | sciq |
2dde10bb-0992-4966-9de8-1d40609cf7a7 | What type of organism has spores that are spread by water and wind? | [
"Trees",
"Plants",
"yeast",
"fungi"
] | fungi | sciq |
70ac12dd-30b1-4ad1-bb9e-1707f3752eff | Through which organ do hookworm larvae enter the human body? | [
"through the mouth",
"through the skin",
"through the lungs",
"through the rectum"
] | through the skin | sciq |
fef5ebe6-a47c-4f39-b09e-53cda4caaa17 | Inside a cylinder, thermal energy is converted to what type of energy of the moving piston? | [
"kinetic energy",
"horsepower",
"residual energy",
"electrochemical energy"
] | kinetic energy | sciq |
1dccbfb0-3405-450d-ba26-6f7ffa42fb2a | To the extent that behaviors are controlled by what, they may evolve through natural selection? | [
"dna",
"rna",
"genes",
"mutation"
] | genes | sciq |
280ca2a0-4fdd-48d6-b058-b590fea8ac54 | What kind of muscle relationship generally produces back-and-forth movement of a body part? | [
"synchronized muscles",
"cooperative muscles",
"complementary muscles",
"antagonistic muscles"
] | antagonistic muscles | sciq |
01f874f9-140d-4e8e-8bda-556ae54c43c2 | Science is a process of knowing about the natural universe through what two actions? | [
"thinking and guessing",
"guessing and observing",
"changes and experimentation",
"observation and experimentation"
] | observation and experimentation | sciq |
fe87abe6-fa25-45a9-9e48-453698eb7327 | Through a process called electromagnetic induction, generators change what energy form of a spinning turbine to electrical energy? | [
"seismic",
"electric",
"potential",
"kinetic"
] | kinetic | sciq |
44f5060f-999f-441f-865a-03858936268b | Footprints, burrows, and waste are considered what type of fossils? | [
"crater fossils",
"trace fossils",
"movement fossils",
"morphology fossils"
] | trace fossils | sciq |
1604d319-59f0-4ffc-9ba4-1afa2c321bfc | What process of allows multicellular organisms to grow and repair themselves? | [
"proteins division",
"atom split",
"cell division",
"DNA division"
] | cell division | sciq |
57de28aa-9f39-40ab-9bd9-06e2e0525c49 | What is the process of a confined gas escaping through a tiny hole in its container called? | [
"dissipation",
"effluent",
"dilution",
"effusion"
] | effusion | sciq |
071f31c8-920b-4826-9e39-87a8ab2b1d0a | What is a relationship between living things that depend on the same resources? | [
"symbiotic",
"parasitic",
"contention",
"competition"
] | competition | sciq |
a98f1a76-9437-435a-83d0-b5dbc7b3d282 | What is the measure of an individual’s weight-to-height ratio called? | [
"body matter index (bmi)",
"body density index (bdi)",
"density index (di)",
"body mass index (bmi)"
] | body mass index (bmi) | sciq |
fab6c36c-b63d-4e4c-aef2-29a72b7a7b59 | When you are walking on a sidewalk, what occurs between your shoes and the concrete each time you put down your foot? | [
"movement",
"progress",
"grip",
"static friction"
] | static friction | sciq |
e1aef417-2bd4-4415-8799-4d2bda0ff26b | According to the english system measurement, how much is equal to 2 pints, 1 quart, and ¼ of a gallon? | [
"2 cups",
"3 cups",
"1 cup",
"4 cups"
] | 4 cups | sciq |
4faa3e1e-a109-461a-a1be-707661d3e7c7 | Many important crops, such as corn, are planted and harvested as what? | [
"cuttings",
"trees",
"berries",
"seeds"
] | seeds | sciq |
358e48ae-f6f0-4b91-b85c-d535aa683b82 | The turbine of a windmill spins and creates what? | [
"lightning",
"grains",
"electricity",
"pollution"
] | electricity | sciq |
686749d0-8d34-47e6-b4c2-5d46119b2258 | Found in cord blood and other sources, what kind of cells hold the promise of renewing and repairing body tissues? | [
"white blood cells",
"neurons",
"stem cells",
"red blood cells"
] | stem cells | sciq |
1a1d693f-2a18-47e6-8ab5-3fa74d5882b2 | Which law explains why a ship weighing thousands of metric tons floats on water? | [
"water pressure law",
"hofstadter ' law",
"ganymede ' law",
"archimedes' law"
] | archimedes' law | sciq |
0dff7e9a-4094-46ea-a9c9-bc032c1acfc7 | The urinary system can be considered a smaller part of what other body system? | [
"extraneous",
"circulatory",
"excretory",
"sensory"
] | excretory | sciq |
31538e88-a5a7-4b63-b3d6-55fa00f6aa64 | Essential minerals that the body needs in tiny quantities are called what? | [
"byproduct minerals",
"trace minerals",
"flux minerals",
"draw minerals"
] | trace minerals | sciq |
fe2c5946-cb1e-483f-8bb9-5da2fcdc1889 | The process by which leaves collect sunlight and make food is called this? | [
"budding",
"glycolysis",
"photosynthesis",
"pollination"
] | photosynthesis | sciq |
69ca4b47-7e48-4d4b-82e7-ac75b720a818 | What are the three types of rna involved in protein synthesis? | [
"organic , transfer , and ribosomal",
"messenger, transfer, and ribosomal",
"messenger, transfer, and organic",
"messenger, organic and transfer"
] | messenger, transfer, and ribosomal | sciq |
64308230-303d-4948-8b0d-b92015bb6eb9 | What is the term for chordates with a vertebral column and endoskeleton of cartilage and bone? | [
"am",
"insect",
"vertebrate",
"mammel"
] | vertebrate | sciq |
2c7e74a0-06e3-4c24-b6bb-2861e0b8c47a | What does a keratometer measure in the cornea? | [
"Width",
"diameter",
"curve",
"Lenght"
] | curve | sciq |
272940de-38b8-4c5a-91b5-08daaeb0f649 | What is it called when an egg develops into an individual without being fertilized? | [
"parthenogenesis",
"symbiosis",
"abiogenesis",
"metamorphosis"
] | parthenogenesis | sciq |
b1a50b74-903f-4b51-8d28-d3b6ca93eb50 | Many adolescents experience frequent mood swings. name one of the causes for this. | [
"psychological changes",
"growing hormones",
"maturing nervous system",
"surging hormones"
] | surging hormones | sciq |
1abf6d18-3c8f-4134-8059-92fd3ee740e8 | Through what does the nerve impulses travel to the brain? | [
"abducent nerve",
"optic nerve",
"trochlear nerve",
"oculomotor nerve"
] | optic nerve | sciq |
7de1daec-bed8-4c0f-952d-83620fa00580 | The difference in electric potential energy which allows for an electric charge to move from one position to another is measured by what si unit? | [
"volt",
"joule",
"ohm",
"meter"
] | volt | sciq |
1ccc944d-2317-44c9-8949-23090a5c25cb | The properties of the alkali metals are similar to each other as expected for elements in the same what? | [
"family",
"farm",
"class",
"branch"
] | family | sciq |
b183410b-51ca-4d41-b22e-b2961b4c0dbc | Which division of the peripheral nervous system carries messages from sense organs and internal organs to the central nervous system? | [
"vascular division",
"sensory division",
"extrasensory division",
"neural division"
] | sensory division | sciq |
bb632fc5-8e73-44e7-ac9a-8257ff9a70e0 | An ether is an organic compound in which two hydrocarbon groups are bonded to the same atom of what? | [
"sulfur",
"hydrogen",
"oxygen",
"nitrogen"
] | oxygen | sciq |
05ad92ae-45fb-4699-90aa-f0bda51c6b80 | Featuring a stalk-like filament that ends in an anther, what is the male reproductive organ in a flower? | [
"stamen",
"petals",
"cones",
"angiosperms"
] | stamen | sciq |
347f82e3-6fa9-4e8b-9829-31b4bdb830c4 | What controls the movements of hands and arms? | [
"somatic nervous system",
"autonomic nervous system",
"voluntary nervous system",
"functional nervous system"
] | somatic nervous system | sciq |
dfbb5047-ba7f-4af5-8d93-218e303be59f | Refraction happens when light bends from doing what in a new medium? | [
"changing color",
"changing brightness",
"changing speed",
"changing trajectory"
] | changing speed | sciq |
076f9b49-edc7-43b1-86c7-5a060c48db02 | What is the basic structure that holds plants upright, allowing plants to get the sunlight and air they need? | [
"stamen",
"twig",
"stem",
"root"
] | stem | sciq |
74edf5b6-a581-418c-83e2-4572786ef903 | The waves on the strings of musical instruments are transverse—so are electromagnetic waves, such as visible light. sound waves in air and water are this? | [
"longitudinal",
"horizontal",
"hydroelectric",
"symmetrical"
] | longitudinal | sciq |
07f46690-e092-44d5-9a20-b94552c47f34 | What is the name of the elongated bony structure that anchors the anterior thoracic cage? | [
"pelvis",
"sternum",
"collar bone",
"tibia"
] | sternum | sciq |
771e46ca-c902-47b8-8d42-d27a70c92239 | What is the most numerous species on the planet? | [
"bacteria",
"trees",
"viruses",
"humans"
] | bacteria | sciq |
0c8d79bf-9b09-44b3-ba26-329d423e4051 | What are the earth's two poles called? | [
"west and south",
"east and west",
"southwest and south",
"north and south"
] | north and south | sciq |
d58ec4a9-6731-4b6a-953d-d68802eaed46 | Chloroplasts and chromoplasts are examples of which membrane bound organelle containing their own dna? | [
"plastids",
"bacteria",
"polymers",
"chromosomes"
] | plastids | sciq |
d4267ffa-6763-4aa3-98a9-42a25e4fefb7 | Birds are the most numerous type of what vertebrates? | [
"ornithopod",
"amphipod",
"arachnipod",
"tetrapod"
] | tetrapod | sciq |
aebdd6bc-0f46-40d3-b15c-ae2b76b95f64 | Viruses were assumed to exist before they were first seen with an electron microscope in which decade? | [
"1930 ' s",
"1890's",
"1960's",
"1940's"
] | 1930 ' s | sciq |
05ded396-5c95-47a3-8178-0214d59e3b9b | Matter is always conserved in what type of reaction? | [
"chemical reaction",
"developed reaction",
"toxic reaction",
"Quick reaction"
] | chemical reaction | sciq |
4e8cd715-d82b-4401-9e5d-9c676899b20e | Most flowers carry both stamens and carpels; however, a few species are capable of what and are nicknamed "perfect" flowers? | [
"cloning",
"self-pollination",
"germination",
"sexual reproduction"
] | self-pollination | sciq |
e623599f-bef5-4e8b-ad71-a7f22f69d3a4 | The entry of food into the esophagus marks the beginning of the esophageal phase of deglutition and the initiation of this? | [
"relaxation",
"peristalsis",
"digestion",
"propagation"
] | peristalsis | sciq |
a6c86a71-22e9-4626-b168-0641d870a664 | Where are the seeds in gymnosperms found? | [
"in leaves",
"in folds",
"in cones",
"in roots"
] | in cones | sciq |
5bb51e75-4757-4a58-9c33-874f64fc09af | Oil is found in the porous rock layer and trapped by the what? | [
"mantle",
"impermeable layer",
"\\",
"crystalline layer"
] | impermeable layer | sciq |
4f2a9954-cbb4-4db6-a922-019dde8814cc | The number of valence electrons determines variation of what property in nonmetals? | [
"permeability",
"density",
"turbidity",
"reactivity"
] | reactivity | sciq |
3896423f-5014-4804-8f3e-1f1ff8f19cac | Hydrogen and helium are specifically involved as reactants in what nuclear reaction that is useful for making energy? | [
"nuclear fission",
"destructive fusion",
"radioactive fusion",
"nuclear fusion"
] | nuclear fusion | sciq |
0f61b925-7550-472e-aa4e-f4c2c155c3ea | What is the most widely used form of renewable energy in the world? | [
"fossil fuel",
"wind",
"solar",
"hydropower"
] | hydropower | sciq |
91b8dd75-51f9-49fe-b5ce-6926c96f36ec | What energy is the energy of motion? | [
"optimal",
"potential",
"kinetic",
"thermal"
] | kinetic | sciq |
2f97756b-0f7a-4d93-8ff8-185ba7f7e5f5 | Where do stratus clouds occur in the troposphere? | [
"mid to high region",
"mid-region",
"low",
"high"
] | low | sciq |
e81cf22d-8ceb-404a-930d-6366d34bb579 | What kind of movement do planets in the solar system make around the sun? | [
"round orbits",
"spinning orbits",
"elliptical orbits",
"optical orbits"
] | elliptical orbits | sciq |
ef834976-4feb-428f-9a4b-b734a71dc908 | Which process breaks down glucose to extract energy for cell metabolism? | [
"glycolysis",
"photosynthesis",
"mitosis",
"meiosis"
] | glycolysis | sciq |
58b5b83d-fb11-41b0-9116-5824ad495d4e | What does fluorine attract better than any other element? | [
"magnets",
"electron shells",
"ionic bonds",
"shared electrons"
] | shared electrons | sciq |
f8d2092c-4981-4c19-a4a2-36991858ec6c | What term is used to describe the muscular canal (approximately 10 cm long) that serves as the entrance to the reproductive tract? | [
"cervix",
"vagina",
"urethra",
"uterus"
] | vagina | sciq |
eed1ef26-b652-439e-9c1f-c241ca5dd8a1 | What type of energy travels through space as electrical and magnetic waves? | [
"mechanical energy",
"solar energy",
"sound energy",
"electromagnetic energy"
] | electromagnetic energy | sciq |
6f87b4d9-e86d-415d-a096-6c118f3d3d23 | What are subatomic particles of the nucleus called? | [
"nucleons",
"baryons",
"isotopes",
"cores"
] | nucleons | sciq |
320f2dbd-eb36-4a33-b354-a1d6d21916b3 | What blood pressure reading measures the pressure in the vessels between heartbeats? | [
"metabolic",
"plasma",
"diastolic",
"systolic"
] | diastolic | sciq |
7869af90-cb63-4be8-9c00-8b64bb8515b9 | What holds ionic and covalent compounds together? | [
"gravity",
"magnetic force",
"water",
"electrostatic attractions"
] | electrostatic attractions | sciq |
2b532b58-5b64-4f43-9368-6e86238befe7 | Amines are bases; they react with acids to form what? | [
"ions",
"salts",
"oils",
"proteins"
] | salts | sciq |
1327396b-428a-473b-b2da-f5d4bf274bc1 | If water from a spring can't flow downwards, it can spread out to form one of 2 things. what are they? | [
"ocean or river",
"pond or lake",
"lake or ocean",
"ocean or sea"
] | pond or lake | sciq |
fc997ea1-18a9-4028-8594-f965e398a689 | Energy is lost as heat between each trophic level due to the second law of what? | [
"chemistry",
"reactions",
"particles",
"thermodynamics"
] | thermodynamics | sciq |
c230c6f5-cf0c-46bf-bbd2-97d3db075225 | What are electrons in the outer energy level of an atom called? | [
"positive electrons",
"valence electrons",
"outer electrons",
"shell electrons"
] | valence electrons | sciq |
0ea42357-1f13-4bbc-85d6-9a5e2c2c6f57 | Halogens tend to form salts with what type of element? | [
"nonmetals",
"man-made",
"metals",
"metalloids"
] | metals | sciq |
6dd53cfc-79da-4b99-8649-746cef55afa8 | The voltage is measured using a voltmeter, which measures which difference across two points? | [
"Distance",
"actual difference",
"potential difference",
"average difference"
] | potential difference | sciq |
cfd29a99-77f1-456e-b0aa-eaad7b30b33f | What is the vertical extent of ocean water called? | [
"ocean column",
"water column",
"water row",
"oceanic pillar"
] | water column | sciq |
af79d8d2-9acd-4e40-85e5-fe3e3ea9713d | Echinoderms are found in many different ocean environments, but most are found where? | [
"in tidepools",
"in beaches",
"in reefs",
"in waterfalls"
] | in reefs | sciq |
bc9bcbbd-700f-44de-b939-f3bc1188b7aa | A convergent plate boundary is created when two plates do what? | [
"move perpendicular to each other",
"stay stationary",
"move away from each other",
"come toward each other"
] | come toward each other | sciq |
1462e113-fc3e-4446-8408-71ce4629db2f | When volcanoes erupt, what from the mantle is released as carbon dioxide into the air? | [
"vapor",
"lava",
"hydrogen",
"carbon"
] | carbon | sciq |
386c2be5-3899-42bb-96be-283d533bd292 | Sepals, petals, pistils, and stamens are contained in all what, which are actually modified leaves or sporophylls organized around a central stalk? | [
"roots",
"stems",
"chlorophyll",
"flowers"
] | flowers | sciq |
69b9c70b-6a4f-48e0-8712-6859b2a91de0 | What do cells do in order to replace damaged or worn out cells? | [
"divide",
"replicate",
"die",
"fold"
] | divide | sciq |
f853da7b-aaf5-4399-b3b7-ee47e56d0cf9 | What kind of agriculture destroyed about 10% of madagascar's native plants? | [
"crop rotation",
"hybridization",
"fertilizer use",
"slash-and-burn"
] | slash-and-burn | sciq |
6d6d853f-9b59-4929-b3c4-7e19bf86045b | Chloroplasts are the little green particles in plants made up of what colorful pigment? | [
"melanin",
"chlorophyll",
"verdigris",
"carbonate"
] | chlorophyll | sciq |
368ff81c-ff24-4af1-b2c8-53582f7ebda5 | What is the largest organ of the human body? | [
"your skin",
"your lungs",
"your brain",
"your blood"
] | your skin | sciq |
2c7361f5-c4df-491b-adac-8d117ad62dd3 | What kind of charge does a proton have? | [
"positive",
"negative",
"constant",
"ionic"
] | positive | sciq |
000427f5-072e-4582-8a41-ac55ca2737fc | What are boggy regions with thick layers of peat called? | [
"peatlands",
"meadows",
"tropics",
"wetlands"
] | peatlands | sciq |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.