id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
71419dd4-12bd-4e6a-8a9a-34cfbb008e03 | During what period on earth was coal formed? | [
"the carboniferous period",
"Mesozoic",
"Neoproterozoic era",
"Neoproterozoic"
] | the carboniferous period | sciq |
d47a9e0e-f7c5-4ada-9ab2-d0bb98d76055 | What is the term for the visible part of the electromagnetic spectrum? | [
"gravity",
"electricity",
"chroma",
"light"
] | light | sciq |
601b8d7a-bd04-47a7-a012-5bd7c728eb50 | Which vertebrates were the first with four limbs? | [
"bony fishes",
"amphibians (or tetrapods)",
"reptiles",
"birds"
] | amphibians (or tetrapods) | sciq |
4bc7ac14-b2b9-4c44-9ab5-ab9212f28ed8 | How do plants support themselves above the ground to get light and oxygen? | [
"flaccid stems",
"symbiosis",
"momentum",
"stiff stems"
] | stiff stems | sciq |
184a8bf0-882e-4c2b-aa46-6e0c9d0ea644 | What process starts with glucose and ends with two pyruvate molecules, a total of four atp molecules and two molecules of nadh? | [
"glycolysis",
"photosynthesis",
"absorption",
"secretion"
] | glycolysis | sciq |
c3c48bee-1a1f-4eec-9b30-49a2b7845854 | What paired organs help regulate blood pressure through sodium ion and water retention and loss? | [
"tissues",
"kidneys",
"lungs",
"lymph nodes"
] | kidneys | sciq |
ebad4d9c-9de4-47e1-b972-796a4a145c40 | What is the age-related disorder that causes the gradual loss of bone density and strength? | [
"osteoporosis",
"mitosis",
"arthritis",
"fibrosis"
] | osteoporosis | sciq |
af31641b-7f41-48b9-b7c1-262f62e5fdc1 | What are microfilaments made out of? | [
"two DNA chains",
"two halophilic chains",
"two actin chains",
"two microscopy chains"
] | two actin chains | sciq |
743ad6cc-d62d-456b-adc3-2796e937ae41 | Which bones are the large, curved bones that form the lateral and anterior aspects of the pelvis? | [
"cranium",
"foot",
"hip",
"toe"
] | hip | sciq |
89d54569-7601-45ca-985d-3b0fc45f5b83 | What bifurcates into the right and left bronchi in the lungs? | [
"aorta",
"neck",
"cornea",
"trachea"
] | trachea | sciq |
e949051b-6bb1-4f2b-bd55-e6b54940b19a | What is the spreading of white light into its full spectrum of wavelengths called? | [
"radiate",
"condensation",
"saturation",
"dispersion"
] | dispersion | sciq |
f7da8128-edbc-4c58-a53b-bf4322a8da0b | What type of fertilization usually occurs in aquatic environments where both eggs and sperm are released into the water? | [
"material",
"static",
"Internal",
"external"
] | external | sciq |
e0c74b38-7c6e-4429-9503-822ba70f828d | What is the energy of motion called? | [
"kinetic energy",
"harmonic energy",
"inertia",
"stasis"
] | kinetic energy | sciq |
6aa76a9b-b7fc-417c-9a24-d1f3eb7ec160 | Overharvesting is especially challenging for species with what type of habitat? | [
"tundra",
"allowed",
"classified",
"restricted"
] | restricted | sciq |
9590a5ed-99c0-4e57-aa09-42497aae1ab0 | What is a representation of the valence electrons of an atom that uses dots around the symbol of the element? | [
"right structure",
"lewis structure",
"watson structure",
"time structure"
] | lewis structure | sciq |
2a978b56-0a9b-4740-bd43-20e6fe12d5d6 | Massive quanta, like electrons, also act like macroscopic particles—something we expect, because they are the smallest what? | [
"regiments of matter",
"depth of matter",
"battalions of matter",
"units of matter"
] | units of matter | sciq |
3a5c5bd4-d975-43b8-a2b6-d281cb8e7206 | The simplest example of what type of 'organ system' is the gastrovascular cavity found in organisms with only one opening for the process? | [
"nervous",
"respiratory",
"digestive",
"cardiovascular"
] | digestive | sciq |
6122ee6f-0b5b-4194-acff-87989095098f | Photographs of the heat emitted by an object are called what? | [
"radio images",
"thermal images",
"variable images",
"cosmic images"
] | thermal images | sciq |
1fe5b806-8b8e-4bea-835c-5d6147d1dd1b | Graphite is a form of elemental carbon what is another form? | [
"magnite",
"diamond",
"carbonite",
"iron"
] | diamond | sciq |
4ae4c34c-46ae-4e6b-8091-78912f0391fd | If everything else stays the same in a system with a gas in it, and the gas gets warmer, what will happen to its pressure, generally? | [
"it increases",
"it stays the same",
"it drops",
"it's eliminated"
] | it increases | sciq |
dec647cb-30e3-4955-b14b-eca55265b2d2 | What term means a failure, insufficiency, or delay in the response of the immune system, which may be acquired or inherited? | [
"immunodeficiency",
"pathogenic",
"vitamin deficiency",
"anemia"
] | immunodeficiency | sciq |
41848030-b5d3-429a-a31a-46d0ddd5b561 | The mature pollen grain is composed of two cells: the pollen tube cell and which other cell? | [
"photosynthesis cell",
"ova",
"generative cell",
"glial cell"
] | generative cell | sciq |
483ae0f5-9a2b-41a2-9827-2c8a3ac34486 | The neck of the uterus, called the cervix, opens into what? | [
"bladder",
"retina",
"vagina",
"testicle"
] | vagina | sciq |
5b396ed5-9ab1-422c-a16f-a87a5b89340a | Where does the small intestine begin? | [
"mouth",
"stomach",
"colon",
"spleen"
] | stomach | sciq |
caf04495-44df-4b83-a031-c1f32f511bd0 | What type of shape does a pelvic inlet have? | [
"cubic",
"cylindrical",
"oval shape",
"conical"
] | oval shape | sciq |
8d98b707-9954-4b1b-9458-4543301657dd | Which stage of life is typically easier for learning multiple languages? | [
"childhood",
"adolescenc",
"infancy",
"adulthood"
] | childhood | sciq |
f3a81e72-e684-4ce3-a3e7-fbf8ef3ae9a1 | What is released from the body during ejaculation? | [
"saliva",
"sperm",
"blood",
"urine"
] | sperm | sciq |
b2194d97-9742-43c9-a75c-b23b84d14f41 | An organism's unique role in the ecosystem is called its what? | [
"adaptation",
"purpose",
"niche",
"focus"
] | niche | sciq |
7aeb9e13-0da6-4814-8719-e8887096e25d | With the exception of water, what accounts for more mass than any other component of living organisms? | [
"nervous tissue",
"proteins",
"hormones",
"fats"
] | proteins | sciq |
c835d841-7ccc-498e-b457-4fdb9718eb53 | Atoms are combined, separated, or rearranged during what? | [
"physical reactions",
"spontaneous mutation",
"chemical reactions",
"radiation"
] | chemical reactions | sciq |
68825189-c6b7-45f2-a80c-b00369f9d15b | How many electrons does lithium have? | [
"three",
"seven",
"two",
"four"
] | three | sciq |
e869b3c8-f513-415f-87e7-9af995d7877b | What is considered the center of the solar system? | [
"heat",
"sun",
"earth",
"nebulla"
] | sun | sciq |
7cd74ed4-6f40-4a3a-8984-ec405a88e8a6 | What is the purpose of your body's first line of defense? | [
"to keep out pathogens",
"fight or flight",
"reject foreign bodies",
"heal wounds"
] | to keep out pathogens | sciq |
37a63a99-9a19-486d-b55d-7c68484d4569 | What functions as a framework that reinforces the shape of the leaf? | [
"the central structure",
"the vascular structure",
"the normal structure",
"the stylised structure"
] | the vascular structure | sciq |
aeacd777-4174-4e5e-acf5-501980143951 | Like quarks, gluons may be confined to systems having a total color of what? | [
"blue",
"white",
"red",
"yellow"
] | white | sciq |
ed966b5e-cb03-4562-a867-c7234c07d7fa | The ozone layer protects the earth from what? | [
"radio waves",
"light waves",
"uv radiation",
"pollution"
] | uv radiation | sciq |
c9e75f4b-026f-4323-a10a-c5f7db07c6f4 | What type of learning is based on past experience and reasoning? | [
"insight",
"theory",
"reflect",
"experiment"
] | insight | sciq |
820b1666-5b1e-412b-8104-60f4044732f3 | What type of energy from a warm cola results in melting when it is transferred to the much colder ice? | [
"protective energy",
"cyclic energy",
"gaseous energy",
"thermal energy"
] | thermal energy | sciq |
44f9d61e-f096-49bd-ae5d-1d6e499f3f09 | What is the term for a connection between a neuron and its target cell? | [
"axon",
"dendrite",
"synapse",
"impulse"
] | synapse | sciq |
d5dd116f-6091-4bc9-9d42-efde8c833419 | What does the slope of a position-time graph represent? | [
"direction",
"velocity",
"trajectory",
"acceleration"
] | velocity | sciq |
401b113d-56e4-4200-85b5-dc081734caa5 | What effect causes an object to appear to have a change of motion? | [
"resonant effect",
"momentum effect",
"coriolis effect",
"centrifugal effect"
] | coriolis effect | sciq |
7787ddd0-625c-496e-b30b-dfcab145ec6f | A carcinogen is nything in the environment that can cause what disease? | [
"alzheimers",
"cancer",
"glaucoma",
"diabetes"
] | cancer | sciq |
779e9423-7d90-4e81-96b9-3ca5867721dc | What does the blue color of the pulmonary arteries reflect? | [
"they are lost",
"they are done",
"they are deoxygenated",
"they are oxygenated"
] | they are deoxygenated | sciq |
438d0074-ea03-4e3e-9764-42066c221fe4 | The trade winds are nearest what? | [
"inland",
"equator",
"boundary plates",
"poles"
] | equator | sciq |
fe85b001-37d2-4867-8f60-e30b2dbf622d | Digestion of polysaccharides and disaccharides in the small intestine produces glucose and other? | [
"nitrates",
"fat",
"protein",
"monosaccharides"
] | monosaccharides | sciq |
f37aca32-bc4b-43ef-ad7f-8c8c7ac091fc | What is the term for the smallest blood vessels? | [
"muscles",
"arteries",
"Aortas",
"capillaries"
] | capillaries | sciq |
080c3bb1-0771-48ee-ad0e-2f1db97b0baa | In what type of body of water is most of the earth's water located? | [
"rivers",
"oceans",
"streams",
"seas"
] | oceans | sciq |
92a67e27-e56e-4a14-a49c-887273e27b97 | What is one problem with current methods of aluminum production? | [
"recycling is cheap",
"environmental contaminants",
"food shortages",
"competition"
] | environmental contaminants | sciq |
d49d6aa8-f307-4cfd-9ac9-556003ece487 | What makes the earth habitable for humans? | [
"abundance of water",
"aridity of water",
"carbonate of water",
"availability of water"
] | abundance of water | sciq |
ee899f5d-c05e-43b7-88f2-411b2b1e26bd | Which kind of flowers carry both male and female floral organs? | [
"perfect flowers",
"stunning flowers",
"creating flowers",
"Upward Flowers"
] | perfect flowers | sciq |
13e91404-ada5-48ce-8522-bd2ce024b73b | Historically, certain bacteriophages have also been used as cloning vectors for making what? | [
"specific libraries",
"diverse libraries",
"ultraviolet libraries",
"genomic libraries"
] | genomic libraries | sciq |
b8f5e64a-30a5-4a5a-b9d5-23f25e76e576 | An allele is an alternative form of what structure? | [
"amino acid",
"enzyme",
"protein",
"gene"
] | gene | sciq |
a3b4f0c4-0434-4a09-be5d-4783ea690fa5 | All photosynthetic organisms contain a pigment called what? | [
"sodium",
"Fiber",
"chlorophyll",
"carbonate"
] | chlorophyll | sciq |
85b3940e-a878-4fa8-b8ca-da59b21647c4 | Mammals may either be herbivores, omnivores or what else? | [
"herbivores",
"neither",
"carnivores",
"polyvores"
] | herbivores | sciq |
dcb5cfb9-8c2c-47a7-b2b2-57cbd25058cd | What phenomenon sometimes causes harmful alleles to become fixed? | [
"spontaneous mutation",
"genetic drift",
"competition",
"natural selection"
] | genetic drift | sciq |
0b63233c-395f-43cb-b8eb-0f888c3aaa80 | How do you determine the atomic weight of an element? | [
"add up protons and neutrons",
"multiply protons and neutrons",
"divide protons and neutrons",
"subtract protons from electrons"
] | add up protons and neutrons | sciq |
dfd4ed1c-f457-4499-99a3-e9b9d6cd205a | Sodium and chlorine combine to make what? | [
"seawater",
"gold",
"salt",
"iron"
] | salt | sciq |
45760010-1eff-433b-99e3-ec29306e20f1 | What can bacterial stis be cured with? | [
"antibiotics",
"antioxidants",
"pesticides",
"antiviral drugs"
] | antibiotics | sciq |
9587ca3c-41fd-453d-a753-9640db0fb089 | What do bees do for flowering plants? | [
"pollinate",
"eat",
"create",
"feed"
] | pollinate | sciq |
9a7abdb7-08cb-4018-aa7c-a261c2dd6a20 | Where do streams often start? | [
"oceans",
"mountains",
"valleys",
"plains"
] | mountains | sciq |
0a242514-ec6a-4683-ae89-574fc20ed100 | Deletions remove one or more what from the dna? | [
"nucleotides",
"exons",
"genes",
"codons"
] | nucleotides | sciq |
37692e36-d380-4994-b074-a1b4b50e0c5c | For geneticists, the findings of what massive undertaking are significant in determining disease-causing alleles? | [
"human genome project",
"Visible Human Project",
"human produce project",
"human organisms project"
] | human genome project | sciq |
b1a4608d-08f6-4a95-9478-ab90916bace9 | Does deforestation increase or decrease carbon dioxide levels around the world? | [
"increase",
"accelerate",
"decrease",
"eliminate"
] | increase | sciq |
e9969f3f-7d9f-417f-86b0-89708789443f | Which material used in oxyacetylene torches helps cut and weld metals? | [
"sulfur",
"acetylene",
"carbon",
"dioxide"
] | acetylene | sciq |
d2547224-1806-4eaf-bc0b-deb4a6147a5b | Peroxisomes perform a couple of different functions, including lipid metabolism and chemical detoxification. in contrast to the digestive enzymes found in lysosomes, the enzymes within peroxisomes serve to transfer hydrogen atoms from various molecules to oxygen, producing what? | [
"water",
"hydrogen",
"calcium",
"hydrogen peroxide"
] | hydrogen peroxide | sciq |
742fd90f-31b6-4113-9477-9ce2f0ce3ff9 | Ethylene, gibberellins, cytokinins, absciscic acid, and auxins are examples of what? | [
"animal hormones",
"insect hormones",
"animal proteins",
"plant hormones"
] | plant hormones | sciq |
d5cce532-5e2e-42df-acb7-73abb5724667 | What are some uses of chlorine gas? | [
"washing hands",
"rooting plant cuttings",
"cleaning, disinfecting and in swimming pools",
"fueling airplanes"
] | cleaning, disinfecting and in swimming pools | sciq |
436d91e2-c66b-4c16-8895-e031dac812a8 | Designed to exchange materials, what spongy structure consists of membranes and blood vessels from both mother and embryo? | [
"placenta",
"umbilicus",
"endometrium",
"uterus"
] | placenta | sciq |
8f2d0b4d-830a-420c-83cc-b87466a6c171 | Even though tellurium does indeed have a greater average atomic mass than iodine, it is properly placed before iodine in the? | [
"periodic table",
"theory table",
"cycles table",
"phases table"
] | periodic table | sciq |
347df2cb-4888-402c-b356-cde707162579 | In a fullerene, what atoms are bonded to three other atoms in a soccer ball pattern? | [
"positive",
"hydrogen",
"carbon",
"oxygen"
] | carbon | sciq |
995b3fbb-fc1b-410a-9fcf-5d925cda4252 | What do you call the light particles that travel through the radiative zone? | [
"neutrons",
"ions",
"electrons",
"photons"
] | photons | sciq |
69af5e50-d7e1-405a-a4f9-61569115c4cd | What is a mixture of potassium nitrate, sulfur, and charcoal? | [
"cyanide",
"TNT",
"gasoline",
"gunpowder"
] | gunpowder | sciq |
9199ff2f-15b8-4de9-9995-2dac3b3035b6 | Opportunistic diseases are usually the direct cause of death of people with what disease? | [
"liver",
"parkinson",
"aids",
"heart"
] | aids | sciq |
86e88874-6ace-45c3-801f-55e2031d4b81 | What is the name of an uncharged particle whose weight is nearly equal to that of a proton? | [
"a nuclei",
"electron",
"a neutron",
"proton"
] | a neutron | sciq |
3304aa22-1e39-4d69-9a2c-18f985cb665d | The chemical symbol of which ion is written first in ionic compounds? | [
"last ion",
"positive metal ion",
"negative ion",
"good metal ion"
] | positive metal ion | sciq |
07b824b7-c4a3-4383-91b5-72bb01052b3a | What is the opposite of rarefaction zones, where air molecules in waves are loosely packed? | [
"compression zones",
"pressure wave",
"molecules zones",
"measurements zones"
] | compression zones | sciq |
dc37c999-18e5-4a84-a9e8-bed8bb50feaf | What organs secrete hormones that help maintain homeostasis? | [
"the lungs",
"the gonads",
"the digestion organs",
"the kidneys"
] | the kidneys | sciq |
25dadbdd-d4c5-4abf-a6a3-04f12f7890db | The nuclear envelope is a double-layered plasma membrane like the cell membrane, although without what? | [
"cell walls",
"nucleic acids",
"cytoplasm",
"membrane proteins"
] | membrane proteins | sciq |
71286fa3-23a8-4d63-a1db-e4f28667c5d4 | What is another name for a radioactive isotope? | [
"radiostope",
"nono particle",
"xerophyte",
"kilocalorie"
] | radiostope | sciq |
49f09819-5bdd-43b6-9443-c6cfb7d33b60 | Dietary proteins are broken down into amino acids during what process? | [
"accumulation",
"photosynthesis",
"digestion",
"filtration"
] | digestion | sciq |
612b5cfa-fe5e-4896-88b2-851273c23915 | Some gametophytes develop underground and form mycorrhizal associations with what? | [
"animals",
"protists",
"plants",
"fungi"
] | fungi | sciq |
5bff11ad-cc55-4341-b932-47908993e9fe | What is the nervous tissue in the brain and in the rest of the nervous system made up of? | [
"neurons",
"electrons",
"plastic",
"ions"
] | neurons | sciq |
72ae5f90-c170-430b-917b-58e5f7408483 | How do planets usually rotate to their orbital planes? | [
"randomly",
"nearly perpendicular",
"exactly perpendicular",
"chaotic"
] | nearly perpendicular | sciq |
73490c0a-cae3-484d-91ba-c2d27c81e2c0 | What are algae that live in colonies of hundreds of cells called? | [
"chlorophyta",
"volvox",
"euglenids",
"rhodophyta"
] | volvox | sciq |
8b51bbe0-db39-47d8-bd4b-b12fb0e8308e | Irrigation can waste a lot of what natural resource? | [
"water",
"habitat",
"money",
"fertilizer"
] | water | sciq |
2bea4949-565a-412f-9248-c986924d383f | What drives puberty in male humans? | [
"bloodstream",
"testosterone",
"estrogen",
"methane"
] | testosterone | sciq |
5fc3224e-9c9c-4f74-9105-16168ab4059d | What is our largest source of energy? | [
"methane",
"coal",
"wind",
"iron"
] | coal | sciq |
40279628-7496-4ec6-86e8-410ebc36dcb1 | Helium-3 is produced by beta decay of a certain what? | [
"electron",
"nuclide",
"particle",
"quark"
] | nuclide | sciq |
2838c049-df45-4506-8b1c-f55206d665bd | What do animals require to grow and develop? | [
"sucrose",
"sunlight",
"food",
"carbon dioxide"
] | food | sciq |
171dc52b-4d5f-4324-a99a-3794c41d0e68 | What term is used to describe the process by which organisms give rise to offspring? | [
"osmosis",
"photosynthesis",
"reproduction",
"variation"
] | reproduction | sciq |
7441ea21-141c-4385-ab14-2569dfac5964 | What are the nonliving matter that living things need called? | [
"acids",
"nutrients",
"fluids",
"elements"
] | nutrients | sciq |
56631415-02dd-4779-92ba-f0d5336857ed | What term is used to express the measurement of how high land is above sea level? | [
"distance",
"latitude",
"knots",
"elevation"
] | elevation | sciq |
7f8d9d54-6ba5-4643-ae03-dfb82884e303 | A pulley is a simple machine that consists of a grooved wheel and? | [
"a rope",
"a lever",
"a wedge",
"a battery"
] | a rope | sciq |
64cf7b62-4dd2-4a5b-b60e-7c18b9e3964e | What is another name for a broad explanation that is supported by a great deal of evidence? | [
"theory",
"hypothesis",
"conjecture",
"concept"
] | theory | sciq |
ff090844-b5dc-4396-8cef-e181067c370b | Vinegar is a solution of which acid? | [
"boric",
"crystalline",
"magnesium",
"acetic"
] | acetic | sciq |
1d3c16ab-a1fa-490c-81bf-212e6e3aad94 | Which system does the large and small intestine belong to? | [
"digestive system",
"LYMPHATIC",
"molecules system",
"skeletal system"
] | digestive system | sciq |
8e0cec44-75b0-4ad1-aef9-5481b6a0b59e | Particles of matter have the most definite shape in what material state? | [
"plasma",
"liquid",
"solid",
"gas"
] | solid | sciq |
006ade85-8cb7-4b7f-b8bf-fd2f735c7320 | What body system allows humans to move? | [
"muscular system",
"digestive system",
"lung system",
"abnormal system"
] | muscular system | sciq |
9cb8929f-cee1-4eeb-97cb-7ab09f8d3dd8 | High decibel sounds can damage your? | [
"brain",
"ears",
"eyes",
"nose"
] | ears | sciq |
cf22bd44-1288-49eb-afa4-7c52848c692a | What are the dark areas that appear on the sun called? | [
"coreolis effect",
"anomalies",
"sunspots",
"coronas"
] | sunspots | sciq |
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