id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
6a02e094-2112-451e-909d-424eaa5b7226 | Prokaryotic cells can only regulate gene expression by controlling the amount of what? | [
"translation",
"folding",
"transcription",
"RNA processing"
] | transcription | sciq |
c16d40e4-0f2f-4215-a291-1f4a059c3dee | Where do oceans absorb gases from? | [
"atmosphere",
"sunlight",
"wind",
"stratosphere"
] | atmosphere | sciq |
ab0e18b1-1cab-4922-b448-34c201c5959f | Engaging in relatively simple behaviors helps maintain a nearly constant body temperature for organisms classified as what? | [
"endotherms",
"placoderms",
"photophores",
"ectotherms"
] | ectotherms | sciq |
354545f3-f48c-4fd6-b3b6-9442207356ed | Meningitis is an infection of the membranes that cover the brain and what else? | [
"notochord",
"liver",
"umbilical cord",
"spinal cord"
] | spinal cord | sciq |
e0e84a54-a07b-475c-bdfb-8b43930ea956 | What use enzymes to break down foreign matter and dead cells? | [
"lysosomes",
"hormones",
"lymphocytes",
"lipids"
] | lysosomes | sciq |
d784458f-408e-496a-978c-6f3ee194231b | What is indicated by the ratio of the output force to the input force in a machine? | [
"man hours",
"momentum",
"mechanical advantage",
"magnetic force"
] | mechanical advantage | sciq |
bc97f16c-5ac5-4d08-ab95-ea317fc5eac7 | Glucocorticoids and mineralocorticoids are the two main types of what in humans? | [
"hormones",
"metabolites",
"carotenoids",
"corticosteroids"
] | corticosteroids | sciq |
66f14eb0-ec90-4995-b4c6-97bbf49009bb | What keeps the earth orbiting the sun? | [
"gravity",
"strong nuclear force",
"weak nuclear force",
"magnetic force"
] | gravity | sciq |
929747fa-452e-40ce-9b86-a562d31f8724 | How do bees communicate to tell other bees where food is located? | [
"mating dance",
"wing flapping",
"waggle dance",
"high pitch noise"
] | waggle dance | sciq |
b18be0e7-973d-42bf-922e-d90899f1eb5d | Along with nerve tissue, what kind of tissue are lecithins and cephalins important constituents of? | [
"skin tissue",
"brain tissue",
"lung tissue",
"heart tissue"
] | brain tissue | sciq |
25fb6661-b6e2-4bb5-9281-c377301e6c8f | Metal detectors used for airport security work on which principle? | [
"conductivity",
"inertia",
"electricity",
"inductance"
] | inductance | sciq |
65c0b2e0-d9a3-4541-b373-555c6fe388b0 | Methanogens in their gut enable what process in cows? | [
"regeneration",
"digestion",
"excretion",
"absorption"
] | digestion | sciq |
ae189318-fba5-4164-88b4-7d172cacfdff | The skeleton of lampreys is made of what? | [
"collagen",
"ligament",
"chitin",
"cartilage"
] | cartilage | sciq |
8c4fb99c-5de4-4f93-8fb3-4601fb9973ef | How do amphibians reproduce? | [
"biologically",
"they don't",
"asexually",
"sexually"
] | sexually | sciq |
1c8e5db1-becd-42c6-894a-cfd727ffd56a | What are scientists called who study the weather and give forecasts? | [
"climatologists",
"botanists",
"meteorologists",
"geologists"
] | meteorologists | sciq |
488e77c6-7903-4d4b-9619-ab3fbcad4ea4 | Autocrine signaling takes place within the same what? | [
"cell",
"organ",
"proteins",
"tissue type"
] | cell | sciq |
ae28c60e-33d9-4507-ab59-bdc9706b32dd | Both dna and rna are what type of acids? | [
"proteins acids",
"nucleic acids",
"synthesize acids",
"fatty acids"
] | nucleic acids | sciq |
2fe88a9f-5330-4a42-b9f2-4b4e618a3896 | What kind of a resource is soil, for human purposes? | [
"renewable resource",
"nonrenewable resource",
"guarana resource",
"emanates resource"
] | nonrenewable resource | sciq |
b103b116-0b3a-471c-b249-304d465824dc | A natural resource that is consumed or used up faster than it can be made by nature is termed what? | [
"fossil fuel",
"non-renewable",
"energy-inefficient",
"renewable"
] | non-renewable | sciq |
5e5b0d68-9d29-47e9-bb2f-50ec022a21ea | An electrical motor changes electrical energy into what? | [
"solar energy",
"chemical energy",
"mechanical energy",
"thermal energy"
] | mechanical energy | sciq |
65eda53e-8b39-41fe-9bbf-bf010638d2be | What is name for a piece of collagen-rich skin formed after the process of wound healing that differs from normal skin? | [
"tissue",
"Sore",
"scar",
"size"
] | scar | sciq |
1cdc6489-5b5e-4ef2-8bc7-2c63caa4b94c | Young eutherians complete their embryonic development within what? | [
"ovaries",
"spores",
"pollen grains",
"uterus"
] | uterus | sciq |
0c6e9010-e189-4f08-a713-6d6ff7d3afbf | Nuclear reactors use fission reactions to vaporize water, producing steam to drive a turbine and generate what? | [
"fuel",
"oil",
"electricity",
"light"
] | electricity | sciq |
695a6d32-1adb-4353-875d-c71dd8e05ab1 | What type of air do plants take in and use? | [
"carbon dioxide",
"liquid dioxide",
"carbon",
"oxygen"
] | carbon dioxide | sciq |
5ea65644-2807-4c6e-87dc-01c4d0b6695e | How long can a large star be on the main sequence stage? | [
"3 million years",
"200.4 million years",
"60.11 million years",
"10 million years"
] | 10 million years | sciq |
c11f91a1-96a0-41bd-9242-01120492c628 | What do you call the pattern of lines formed when light passes through a prism to separate it into the different frequencies of light it contains? | [
"light emission spectrum",
"atomic emission spectrum",
"prismatic rainbow",
"kaleidoscope effect"
] | atomic emission spectrum | sciq |
635856cb-4047-4d04-8d7d-5409f20e447d | What is the term for a watertight seal between two adjacent animal cells? | [
"tight junction",
"cell membrane",
"cell wall",
"placental barrier"
] | tight junction | sciq |
fc1b1754-ca2c-455e-abc0-57cc84e6ea03 | What is at the surface of a cell, arranged in similar bilayer? | [
"phospholipids",
"eukaryotes",
"pigments",
"fats"
] | phospholipids | sciq |
c041b9b0-e462-4ee7-8eba-f969f1f5a25a | Vitamins are organic compounds that are essential in very small amounts for the maintenance of normal what? | [
"metabolism",
"calcium",
"pigments",
"respiration"
] | metabolism | sciq |
20fd95fa-2312-4266-a29c-82295290a927 | In eukaryotic cells, what divides before the cell itself divides? | [
"nucleus",
"protons",
"electrons",
"cell wall"
] | nucleus | sciq |
6552d15d-7078-40b8-b564-b49e51e29fbe | The joint that lies between the radius and the ulna is what kind of joint? | [
"socket joint",
"hinge joint",
"shaft joint",
"pivot joint"
] | pivot joint | sciq |
6cf992be-cff2-4ed1-9058-cc0ab876f010 | Because it damages hair cells, what is the most cause of hearing loss in adults? | [
"bacteria",
"water in the ears",
"exposure to noise",
"ear wax"
] | exposure to noise | sciq |
ca2ef00f-dea2-4913-9a69-d397b6a850b6 | What is regulated to ensure that the correct proteins are made? | [
"gene expression",
"variation expression",
"Fat expression",
"acids expression"
] | gene expression | sciq |
cc75aacf-782e-43df-b217-46b764677d50 | What mirrors diverge light rays and, thus, have a negative focal length? | [
"concave",
"convex",
"diffraction",
"curved"
] | convex | sciq |
74cde477-cf3b-4014-9943-b8688dd150f5 | During what stage are chromosomes condensed enough to be seen under a microscope? | [
"mitosis",
"epistasis",
"cytokinesis",
"meiosis"
] | mitosis | sciq |
1b0e6e24-8418-4693-8f31-d472760a1341 | What is an odorless white solid that is harmless unless consumed in large quantities? | [
"oxygen chloride",
"Hydrogen",
"sodium chloride",
"carbon chloride"
] | sodium chloride | sciq |
ee65848d-860c-4324-af69-b802a3ee0297 | Melting, sublimation, and evaporation absorb what from their surroundings? | [
"moisture",
"heat",
"vibration",
"cold"
] | heat | sciq |
44a00aba-abbe-4c13-894c-3712f0c3d3c7 | What is the series of changes in the reproductive system of a mature female that happens monthly? | [
"fetal cycle",
"pregnancy",
"urinary cycle",
"menstrual cycle"
] | menstrual cycle | sciq |
69448688-9170-479b-90ad-ec0e070f4e8b | What is the average number of individuals per unit of area or volume called? | [
"population structure",
"crowdedness",
"population count",
"population density"
] | population density | sciq |
bf6f54b6-2f0c-4e4e-afbd-4bbc1290100b | What types of living beings have water vascular systems and unique tube feet? | [
"mollusks",
"diatoms",
"echinoderms",
"Ducks"
] | echinoderms | sciq |
5d6af83e-d654-4b0d-8d9b-6115477504b7 | Which two gases make up the bulk of earth's atmosphere? | [
"nitrogen and argon",
"phosphorus and oxygen",
"carbon and oxygen",
"nitrogen and oxygen"
] | nitrogen and oxygen | sciq |
475111c6-77a9-46bc-ae8b-284bbf392067 | What is the decayed remains of living organisms called? | [
"humus",
"fossils",
"oil",
"plateaus"
] | humus | sciq |
6742664d-16fd-461d-be97-91ff69953194 | The motor thus acts as a generator whenever its coil does what? | [
"revolves",
"rotates",
"oscillates",
"stops"
] | rotates | sciq |
c3e7741b-2022-41a5-8beb-774e2c5812dd | Norovirus causes the inflammation of the stomach and what else? | [
"muscles",
"liver",
"lungs",
"intestines"
] | intestines | sciq |
c8c30284-c5c8-4fde-89fd-1882fb91b02e | What forms when tectonic plates move above a hot spot? | [
"volcanic setting",
"earthquake chain",
"volcanic system",
"volcanic chain"
] | volcanic chain | sciq |
2b447040-0163-486b-82e8-ad843051e702 | What is the multicellular diploid stage called? | [
"sporangium",
"sporophyte",
"blastocyte",
"lymphocyte"
] | sporophyte | sciq |
d821a6cd-3131-4cc7-94cc-b6e4af456e3d | Myopia is commonly called what? | [
"scoliosis",
"blindness",
"nearsightedness",
"farsightedness"
] | nearsightedness | sciq |
e0008c32-6991-4ce9-b0d9-442fcfdedab2 | The prostate gland secretes a fluid that mixes with sperm to help form what? | [
"semen",
"hormone",
"testosterone",
"urine"
] | semen | sciq |
f951b203-b946-42fb-9ee8-00ca8ae824c4 | About 95 percent of lipids are absorbed in what organ of the digestive system? | [
"stomach",
"large intestine",
"kidneys",
"small intestine"
] | small intestine | sciq |
d4ffd64b-e0e5-4dbf-be15-a61805193081 | What type of work called occurs when a system pushes back the surroundings against a restraining pressure? | [
"expansion work",
"contrast work",
"retention work",
"shape work"
] | expansion work | sciq |
d1f24c43-3b92-4050-8fe2-604e55728cd5 | In some parts of the world, too much of the sun's harmful uv radiation gets through because of a hole in what layer? | [
"ozone",
"troposphere",
"mesosphere",
"thermosphere"
] | ozone | sciq |
4293f0a9-94d8-4d08-be7c-e1c1b638ee21 | What type of animal eats both plants and animals? | [
"herbivores",
"carnivores",
"insectivores",
"omnivores"
] | omnivores | sciq |
1e07ab8b-d05f-4a2b-bff0-4a245b31d1c6 | What is the term for the muscular duct through which sperm are propelled? | [
"the glans deferens",
"the vas deferens",
"the västerås deferens",
"the glarus deferens"
] | the vas deferens | sciq |
2fa3256f-e428-42c4-9cef-05a03428554c | What is the most common cause of cancer? | [
"cell mutations",
"poor diet",
"technology mutations",
"smoking"
] | cell mutations | sciq |
be0800e0-77d0-48b3-8e6f-240fada3ff8b | The testes produce what hormone? | [
"estrogen",
"testosterone",
"insulin",
"dopamine"
] | testosterone | sciq |
67a0b6fe-6b31-4489-a754-83e142f9a7a0 | Capillaries are narrow-diameter tubes that can fit red blood cells through in single file and are the sites for the exchange of what? | [
"nutrients",
"proteins",
"components",
"fluids"
] | nutrients | sciq |
8e15f5f7-8b7c-4c62-bc1f-855206d48e7a | Pieces of the cell break off and form a new cell in what type of reproduction that produces genetically identical organisms? | [
"Fusion",
"Mitosis",
"fragmentation",
"Meiosis"
] | fragmentation | sciq |
df03faef-db86-4795-9468-1aa85b70cabe | How do most reptiles produce? | [
"asexually",
"occasionally",
"biologically",
"sexually"
] | sexually | sciq |
c74fcf0b-672c-423b-9f06-d083b1d8f2ab | The minimum amount necessary for self-sustained fission of a given nuclide is called what? | [
"its critical mass",
"its half-life",
"its activation energy",
"its molar mass"
] | its critical mass | sciq |
88b24a5e-69bb-4a17-b61d-8b0a32a59248 | What are genes that are close together on the same chromosome called? | [
"stored genes",
"mutated genes",
"linked genes",
"infected genes"
] | linked genes | sciq |
230d5157-9899-46ee-9e67-1784bef97d3d | What do neutral atoms have the same number of? | [
"toxins and protons",
"electrons and protons",
"Measure and electrons",
"gases and protons"
] | electrons and protons | sciq |
94aade72-9358-43f4-bbd6-2bd512a28773 | Omnivores are animals that eat both plant- and? | [
"biofuel",
"recycled food",
"liquid diets",
"animal-derived food"
] | animal-derived food | sciq |
657a4840-7b32-42fe-89bc-b76fd4b953ab | Bacterial dna is contained in a large, circular strand; this single chromosome is located in a region of the cell called what? | [
"amino acid",
"the nucleoid",
"nucleic acid",
"polypeptide"
] | the nucleoid | sciq |
4f41869a-fee0-45dd-9151-fc2795413514 | Which primate group generally lives alone? | [
"chimpanzee",
"human",
"orangutan",
"gorilla"
] | orangutan | sciq |
ecead32c-ee64-40bd-9547-43963e21ba35 | Carbon and what are the second and third most abundant elements in your body? | [
"mercury",
"helium",
"hydrogen",
"calcium"
] | hydrogen | sciq |
6376f76a-3feb-4c93-bfc1-9fe48f24cb65 | Glucagon and insulin are produced in what organ? | [
"thymus",
"pancreas",
"thyroid",
"hypothalamus"
] | pancreas | sciq |
6e4cf430-55f8-4c6c-b7e8-8148ae1b25a8 | Anagen, catagen and telogen are phases in the growth of what, which involves the root and follicle? | [
"teeth",
"bone",
"brain",
"hair"
] | hair | sciq |
12fc0c89-3d1f-4f5d-84b4-8c178c998e65 | What is the scientific term for the dropping of leaves, fruits, and flowers, which led to the naming of an acid thought to play a role in the process? | [
"affixation",
"abscission",
"ascorbition",
"ablation"
] | abscission | sciq |
6624a07d-a925-471c-94ed-2c60fb85c4f6 | Sudden changes in geologic and climatic conditions can spur what process? | [
"evolution",
"symbiosis",
"generation",
"cloning"
] | evolution | sciq |
562d361b-bcc2-44c6-91a5-ecc2da3e432d | What is the fluid that carries sperm through the urethra and out of the body, and provides it with nutrients? | [
"semen",
"bacteria",
"yeast",
"blood"
] | semen | sciq |
aff7bf7e-611b-449f-9c49-2f326039583c | In what unit is frequency measured in? | [
"centimeter",
"hertz",
"mole",
"gram"
] | hertz | sciq |
b90f77e3-0545-48cc-b903-16f5c6311a5d | Mixtures of materials called alloys contain at least one of what type of material? | [
"coal",
"metal",
"liquid",
"steel"
] | metal | sciq |
699eccdf-a11a-4cd1-88ac-d052b8608409 | The challenge of techniques used for proteomic analyses is the difficulty in detecting small quantities of what? | [
"bacteria",
"proteins",
"acids",
"particles"
] | proteins | sciq |
27bb9338-6cc9-415a-8497-1d934d3c3f5d | What type of gas is delivered to homes to use for cooking and heating? | [
"nuetralized gas",
"fluid gas",
"natural gas",
"compounded gas"
] | natural gas | sciq |
1f639ebc-ce94-45a7-a9fc-1f136159d3ae | Chewing a bite of bread mixes it with what and facilitates its chemical breakdown? | [
"saliva",
"chyme",
"interstitial fluid",
"calcium"
] | saliva | sciq |
c8f6c041-7a89-46e2-8eeb-a0c254c7a9cb | What is occurring at an alarming rate as a result of global climate change and the constant melting point of ice? | [
"glacial hardening",
"glacial formation",
"glacier melt",
"glacial movement"
] | glacier melt | sciq |
94ab373b-2784-46ac-b6be-cbf5b5706773 | What triggers the fight-or-flight response? | [
"amphetamine",
"epinephrine",
"endorphine",
"respiration"
] | epinephrine | sciq |
6a15ff83-4764-4112-a8ee-c9262209d7a7 | What is the term for the force applied to a wheel and axle? | [
"velocity force",
"output force",
"input force",
"momentum"
] | input force | sciq |
02fea64a-2d0d-4ac0-b326-386ffc27191f | Magnetic resonance imaging devices use what to cool the superconducting magnets? | [
"fluorocarbons",
"liquid nitrogen",
"antifreeze",
"dry ice"
] | liquid nitrogen | sciq |
680197df-4add-434d-a865-ff7fc3283215 | Water moving up the plane and evaporating from the leaves is a process known as what? | [
"evaporation",
"propagation",
"sublimation",
"transpiration"
] | transpiration | sciq |
a9b354f8-4351-45e3-9907-4cd2fe7ffb89 | What is the amount of moisture in the atmosphere? | [
"humidity",
"static",
"heat",
"mixture"
] | humidity | sciq |
766fa372-d37f-4755-ba0b-1b822144e726 | What heisenberg principle imposes ultimate limits on what is knowable in science? | [
"impossibility principle",
"certainty principle",
"uncertainty principle",
"vacuum principle"
] | uncertainty principle | sciq |
f8f6db01-a2e2-454e-88bd-5ad9991c1a22 | Narrowing of the arterioles causes an increase of what upstream in the arteries? | [
"heart beat",
"white blood cells",
"red blood cells",
"blood pressure"
] | blood pressure | sciq |
ec89bf50-1b15-4e04-a7bb-e565032ad1d1 | What are double sugars called? | [
"silicates",
"monosaccharides",
"disaccharides",
"sodiums"
] | disaccharides | sciq |
fe95fbca-a1ee-439d-88cf-35d1663744c0 | Cells that undergo cell division continue to have their telomeres shortened, thus telomere shortening is associated with what life process? | [
"aging",
"metabolism",
"reproduction",
"reducing"
] | aging | sciq |
e927bc3a-7eee-4b89-aabf-f7c096e47a7a | Which two basic parts of a plant develop tough outer coatings to protect the plant from the environment? | [
"stems and stalks",
"roots and leaves",
"leaves and stems",
"bark and stems"
] | leaves and stems | sciq |
19710a89-6b10-4d83-9157-d19199414c08 | What is the name for a kind of animal that eats a mix of plant and animal foods. | [
"an smorgasbord",
"an herbivore",
"an omnivore",
"a carnivore"
] | an omnivore | sciq |
e41bf875-c7de-4317-ac83-2475cfb4ba6b | Oxygenated air, taken in during inhalation, diffuses across the surface of the lungs into the what? | [
"bloodstream",
"liver",
"brain",
"proteins"
] | bloodstream | sciq |
bf3b5a6a-996f-4126-aaa2-b6eabe5a3a20 | What substances, which serve as catalysts, are involved in most of the chemical reactions that take place in organisms? | [
"carbohydrates",
"proteins",
"enzymes",
"vitamins"
] | enzymes | sciq |
10a36c2c-2a44-4953-a117-cfd723cd8b50 | What is the type of plant called when its leaves seasonally turn color and fall off? | [
"evergreen",
"deciduous plant",
"conifer",
"verdant plant"
] | deciduous plant | sciq |
2351025b-9805-4640-987f-4bc07631837b | Besides the endocrine system, what other system exerts control over all the organ systems of the body? | [
"skeleton system",
"nervous system",
"abnormal system",
"circulatory system"
] | nervous system | sciq |
1b406407-5350-45bd-9f75-1a6eeff93a38 | What is the area where an electron is most likely to be found called? | [
"neucleus",
"neutron",
"orbital",
"proton"
] | orbital | sciq |
ba58822a-fc90-4657-81ff-1e3c747c2300 | The part of the ecosystem required by a particular species is endangered when human activity threatens loss of what? | [
"biodiversity",
"habitat",
"primary producers",
"primary speciation"
] | habitat | sciq |
e11d4a47-0cc7-4967-85ab-89b1e8010416 | What is the wavelength of light expressed in? | [
"vatts",
"nanoseconds",
"nanometers (nm)",
"millimeters"
] | nanometers (nm) | sciq |
09478f3e-60db-4f3e-806a-c988cd1964d5 | What is found inside the pores of spongy bone? | [
"bone marrow",
"liquid marrow",
"green marrow",
"rupture marrow"
] | bone marrow | sciq |
64ef1a92-d406-4cce-a73f-02238886de2e | The strength of an acid depends on how many of which ions it produces when it dissolves in water? | [
"silicon",
"hydrogen",
"carbon",
"helium"
] | hydrogen | sciq |
621b306a-6d24-4fda-b8e0-69bbcaa9152e | How many oxygen ions make up an ozone molecule? | [
"three",
"five",
"one",
"eight"
] | three | sciq |
c3df4490-7865-4bdf-81f2-de3466d895ac | While light travels at different speeds in different kinds of matter, the speed of light is constant in what condition? | [
"through glass",
"under water",
"outer space",
"vacuum"
] | vacuum | sciq |
2c6866e4-0912-4318-8803-7d4237c62cb8 | What kind of solution might cause animal cells to burst? | [
"eutrophic",
"monatomic",
"hypotonic",
"Acid Solution"
] | hypotonic | sciq |
eb5033ff-61df-42d3-a40e-2d09655463ae | Transition metals are superior conductors of heat as well as what else? | [
"radiation",
"electricity",
"cold",
"light"
] | electricity | sciq |
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