id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
adc8a81b-8a87-4f38-96d4-d0a669dfacf8 | What is the only metal that is a liquid at room temperature? | [
"copper",
"mercury",
"tin",
"aluminum"
] | mercury | sciq |
2797702d-1aed-4cba-abc0-5db414648b08 | Heart valves prevent what kind of blood flow from happening in the heart? | [
"quick flow",
"backflow",
"slow flow",
"irregular flow"
] | backflow | sciq |
94515342-052c-43ef-a501-f7370c2aa497 | What is the source of energy for photosynthesis? | [
"gravity",
"carbon",
"air",
"light"
] | light | sciq |
a95460a5-c859-424a-a89a-653d9732decf | Different types of interference include destructive and what else? | [
"helpful",
"consistent",
"active",
"constructive"
] | constructive | sciq |
b25a9208-2936-40db-8872-53d97cf861c0 | What is anything that causes cancer called? | [
"carcinogen",
"bacteria",
"pesticide",
"chemical"
] | carcinogen | sciq |
79582e09-d2d9-45cb-9d00-4de85e434c66 | In comparing two solutions of unequal solute concentration, the solution with the higher solute concentration is called what? | [
"acetic",
"hydrophilic",
"hypertonic",
"hypothermic"
] | hypertonic | sciq |
cb4c2e2d-aca0-4d5c-9e33-388e75c3cb00 | What broad group of animals - which includes rats, dogs and camels - have highly developed brains and often perform work for humans? | [
"arachnids",
"mammals",
"reptiles",
"amphibians"
] | mammals | sciq |
529b3c24-7bd7-4b82-90e6-2d1175aaaa65 | What term describes a way that small molecules or ions move across the cell membrane without input of energy by the cell? | [
"passive transport",
"impassive transport",
"immune transport",
"physical transport"
] | passive transport | sciq |
9db040e1-55af-4856-a5cc-5f4dc6d5c52f | Do most humans feed at one trophic level, or more than one? | [
"more than one",
"one",
"none",
"less than one"
] | more than one | sciq |
c6e8bf5a-55df-42b7-ba00-9cc8c6abe004 | What is it called when two waves combine to create a larger wave? | [
"wave propagation",
"Destructive Interference",
"consistent interference",
"constructive interference"
] | constructive interference | sciq |
4aef9bd6-150b-4ac8-8856-389e02cdb2d2 | What is the study of the relationship between electricity and chemical reactions called? | [
"electrochemistry",
"inorganic chemistry",
"analytical chemistry",
"physical chemistry"
] | electrochemistry | sciq |
dea4a15a-cbf8-4d69-8bd8-7995cdaebbc9 | What is the term for expelling air out of the body through the nose or mouth? | [
"induction",
"inhalation",
"perspiration",
"exhalation"
] | exhalation | sciq |
70a17274-4f02-4041-aa5f-c92e5debb089 | The lowest resonant frequency is called the what? | [
"simplest",
"fundamental",
"basic",
"lowest"
] | fundamental | sciq |
2d55ce22-202a-472e-8b60-dc4ebcc3d5c2 | Body waves and surface waves are the two major types of what, which occur during earthquakes? | [
"current waves",
"seismic waves",
"sound waves",
"tidal waves"
] | seismic waves | sciq |
876939a5-d06c-477e-9d13-2cd595afe660 | Inferior rotation occurs during limb adduction and involves the downward motion of what? | [
"pelvic cavity",
"glenoid cavity",
"dialysate cavity",
"choroidal cavity"
] | glenoid cavity | sciq |
bdf1205b-6094-4c26-a802-b5db7a7be41d | The speed of an electromagnetic wave is the product of its wavelength and what else? | [
"density",
"frequency",
"resonance",
"height"
] | frequency | sciq |
cf3aedac-7bbe-4556-989b-07613b809862 | Electrons in inner shells are called what? | [
"inner electrons",
"valence electrons",
"core electrons",
"surface electrons"
] | core electrons | sciq |
af84437b-bb03-4bbb-a266-a6375dedc41a | The binding of complementary bases allows dna molecules to take their well-known shape, called a what? | [
"double helix",
"single helix",
"simple helix",
"triple helix"
] | double helix | sciq |
bebcd0cb-8769-4ec5-8e69-d4eede20db51 | What are the only amphibians without legs? | [
"porifera",
"newts",
"caecilians",
"crustaceans"
] | caecilians | sciq |
56505aa3-a89c-48f1-bad0-3bed41dba134 | Plants, fungi, bacteria and archaea cells all have what feature that keeps them rigid that animal cells do not have? | [
"cell membrane",
"cell walls",
"plastids",
"cytoplasm"
] | cell walls | sciq |
d9759d2c-4c4d-4b6d-a47c-5c37de0b80f7 | What type of interspecies relationship involves one party being actively harmed? | [
"symbiosis",
"parasitism",
"mutualism",
"mosaicism"
] | parasitism | sciq |
4f808f19-ba34-4ab3-9ac3-06341addd1ea | Which nervous system consists of all the nervous tissue that lies outside the central nervous system? | [
"significant nervous system",
"auxiliary nervous system",
"peripheral nervous system",
"function nervous system"
] | peripheral nervous system | sciq |
8916a3d5-85e6-45a7-9eed-21ce75d39db5 | What do organisms use to grow and repair themselves? | [
"diffusion",
"cell solution",
"cell division",
"mutation"
] | cell division | sciq |
d8e43a3e-0ed9-4478-9e3b-fa9d46850a33 | The afferent arterioles service about 1.3 million of what in each kidney? | [
"axons",
"neurons",
"dendrites",
"nephrons"
] | nephrons | sciq |
1c28fda1-681c-4132-9305-b198277ec5bc | Kyphosis, lordosis, and scoliosis are all diseases involving improper curvature of which bodily structure (which is supposed to be curved in a certain way anyway)? | [
"aorta",
"femur",
"lungs",
"spine"
] | spine | sciq |
83a46640-95c8-4117-8833-ea588f4ca428 | What do herbivores eat? | [
"minerals",
"meat and plants",
"animals",
"plants"
] | plants | sciq |
5c492959-b245-4541-aa37-20633d93e573 | What important aspect of the scientific method is a suggested explanation for an event, which can be tested? | [
"string theory",
"hypothesis",
"scientific control",
"independent variable"
] | hypothesis | sciq |
41a8da57-2b1f-41cd-abfd-ca701e95e73c | What distant and extraordinarily energetic objects now seem to be early stages of galactic evolution with a supermassive black-hole-devouring material? | [
"quasars",
"pulsars",
"neutrinos",
"stars"
] | quasars | sciq |
a5f19df6-ad4d-41bd-a302-337694549807 | Which gland is an extension of the hypothalamus? | [
"adrenal gland",
"pineal gland",
"posterior pituitary gland",
"salivary gland"
] | posterior pituitary gland | sciq |
76dffe28-c442-43e2-8a68-e03253c6046f | Energy often changes between potential and what other kind of energy? | [
"kinetic",
"magnetic",
"thermal",
"realized"
] | kinetic | sciq |
201b06a3-54ff-4c03-b8bc-1e66c153136a | As the prokaryotic cell size increases, what happens to its surface area-to-volume ratio? | [
"halts",
"stagnates",
"increases",
"decreases"
] | decreases | sciq |
47c1d28d-519d-41fe-8d7f-b5b7b3f12ace | Why are seeds of a pine cone easily carried by the wind and dispersed? | [
"seeds are small",
"seeds are dense",
"seeds have wings",
"seeds are sticky"
] | seeds have wings | sciq |
bf0cc2a5-05bf-434d-9fb7-6e782080e0b7 | What do dendrites from the cell body recieve impulses from? | [
"axon",
"other cells",
"other neurons",
"myelin"
] | other neurons | sciq |
5c41d2f9-776c-4ecf-91c9-328c884abe92 | During what are deletions and duplications especially likely to occur? | [
"nucleus",
"electrolysis",
"endothermia",
"meiosis"
] | meiosis | sciq |
32b6e010-b911-473a-a6f2-66d07471a245 | What causes maple leaves to change their colors? | [
"radiation reactions",
"factor reactions",
"chemical reactions",
"artificial preservatives"
] | chemical reactions | sciq |
ffad6829-bd29-4621-9f82-b02d15198333 | The cell body contains what central structure along with other organelles? | [
"nucleus",
"electron",
"neutron",
"protons"
] | nucleus | sciq |
7ac6bea6-59de-4917-b7a4-90ed0e9f8482 | What is the term for the number that describes an electron's orbital orientation in space? | [
"imaging quantum number",
"magnetic electron number",
"magnetic quantum number",
"relative quantum number"
] | magnetic quantum number | sciq |
1c805da0-2861-4540-a7a9-4b02db5cb085 | Where do most red algae species live? | [
"lakes",
"oceans",
"rivers",
"seas"
] | oceans | sciq |
66e1d2bd-bcb6-4c27-b110-0deed8fe9e0a | What term is used for darwin's idea that in stable geologic and climatic conditions evolution occurred gradually? | [
"gradualism",
"tinkering",
"elitism",
"canibalism"
] | gradualism | sciq |
81bbd806-9d9a-49df-b4f4-4a6cdbddbbc5 | What element is all life built around? | [
"neon",
"hydrogen",
"carbon",
"oxygen"
] | carbon | sciq |
574fb4f0-a0f8-4c92-8f99-aef40ca2c587 | What are seamounts that rise above the water surface called? | [
"islands",
"coasts",
"reefs",
"sandbars"
] | islands | sciq |
c5bbe4ef-bfaf-4626-960a-b8f82d238bf6 | Though often regarded as the supporting cast of the nervous system, glial cells in the brain actually outnumber what by a factor of ten? | [
"muscles",
"neurons",
"electrons",
"blood cells"
] | neurons | sciq |
b673da6b-9130-4208-aefb-27bc26f1ea59 | Dinosaurs filled the niches that mammals fill today during which era? | [
"mesozoic",
"Proterozoic",
"Cenozoic",
"Phanerozoic"
] | mesozoic | sciq |
afab3e9b-66c1-4034-b092-53dc652d04fe | The magnet field of earth is called what? | [
"atmosphere",
"troposphere",
"magnetosphere",
"ionosphere"
] | magnetosphere | sciq |
eb0cf5f5-01ce-4515-bbcc-3426440c24f3 | What two types of hormones regulate mammalian reproduction? | [
"tropic and sex",
"tropic and subtropic",
"pheromones and enzymes",
"endorphins and adrenaline"
] | tropic and sex | sciq |
ef795b54-2abe-40c4-bbad-4ad35606556b | In addition to five classes of fish, what other classes make up the species of vertebrates? | [
"insects, amphibians, reptiles, and birds",
"amphibians , vertebrae , birds , and mammals",
"amphibians, reptiles, birds, and mammals",
"reptiles, birds, mammals, and primates"
] | amphibians, reptiles, birds, and mammals | sciq |
0ff53d0b-c1d4-4094-a15c-ad3288b90a24 | What is the method of reproduction for echinoderms? | [
"internal fertilization",
"external fertilization",
"fragmentation",
"pollination"
] | external fertilization | sciq |
10bca808-922c-4ed5-af83-4228311f4063 | What is happening to the rate of the expansion of the universe? | [
"it is unknown",
"it is increasing",
"it is stable",
"it is decreasing"
] | it is increasing | sciq |
5ac1bd35-4109-4505-9640-1fb64b1f1dde | What are required when the damage from trauma or infection cannot be closed with sutures or staples? | [
"skin grafts",
"bone grafts",
"debris grafts",
"tree grafts"
] | skin grafts | sciq |
2fa892b4-0415-474f-91f1-4843a9e03c30 | In addition to a vibrating electric field what does an electromagnetic wave consist of? | [
"magnetic field",
"molecular field",
"gravitational field",
"radiation field"
] | magnetic field | sciq |
0a996cab-0153-4325-9def-e36610727b88 | What type of bones serve as points of attachment for muscles and often protect internal organs? | [
"short bones",
"sesamoid bones",
"irregular bones",
"flat bones"
] | flat bones | sciq |
d15f9d52-fe68-4268-b1d5-be756d236812 | The presence of what stratospheric gas layer decreases the frequency of skin cancer and other damaging effects of ultraviolet radiation? | [
"ozone",
"plasma",
"smog",
"cumulonimbus"
] | ozone | sciq |
88f4a298-b86e-46a5-bc2f-781a4bdca7f4 | The characteristic sound of a motorcycle buzzing by is an example of which effect? | [
"coreolis effect",
"warp effect",
"doppler effect",
"polar effect"
] | doppler effect | sciq |
b2bb5bd7-b454-41fe-a7fa-253e85399de1 | What protects the scalp from ultraviolet light exposure and loss of body heat? | [
"ground hair",
"receding hair",
"head hair",
"temporal hair"
] | head hair | sciq |
8d68bb1c-9991-4867-a118-8365f1a3a2f7 | What is the name given to the use of controlled nuclear fusion as an energy source? | [
"fossil fuel",
"thermonuclear power",
"generator power",
"half-life"
] | thermonuclear power | sciq |
816c47d0-b127-44ba-9a1d-10a054356d98 | Some compounds containing hydrogen are members of an important class of substances known as what? | [
"acids",
"proteins",
"bases",
"ions"
] | acids | sciq |
a54798ad-118c-4793-b70f-29ba59fb9888 | In which organ are bile acids made | [
"kidney",
"liver",
"spleen",
"gall bladder"
] | liver | sciq |
52091fc2-7eb0-4c8b-ad66-6d0a1ffe5798 | What is the layer of electrons that encircle the nucleus at a distinct energy level called? | [
"vortex shell",
"electron shell",
"molecular shell",
"ions shell"
] | electron shell | sciq |
d547c8e9-0d43-4381-91cd-6d60dea06e66 | What is the most common way to classify stars? | [
"by distance",
"by size",
"by color",
"by age"
] | by color | sciq |
b4e62674-962f-4344-8e95-dcdaa5029f75 | What is a homogeneous mixture also known as? | [
"element",
"structure",
"solution",
"mixture"
] | solution | sciq |
bc5a48e1-fda4-43e0-875d-7a1baec752d8 | Living organisms are made up of what type of carbon-based compounds? | [
"microbial",
"synthetic",
"biophysical",
"biochemical"
] | biochemical | sciq |
a6a7109d-8f07-4929-b9f0-9f2ca8c0ffee | What classification system was developed by a swedish botanist trying to classify all known living things? | [
"bionumerical system",
"plantological system",
"taxonomical system",
"linnaean system"
] | linnaean system | sciq |
7ac9e02f-4920-41dd-8f2e-4e2c57c8309d | The word science is derived from what latin word? | [
"scefitana",
"scentia",
"sceria",
"scitifica"
] | scentia | sciq |
25d23ce1-ff17-4728-9d39-376256b06faf | In a model of an atom, the level with the least energy is the one closest to what? | [
"nucleus",
"surface",
"center",
"protons"
] | nucleus | sciq |
9d180e13-608e-4e07-93c5-0c864d99314f | What is the process of making atp without oxygen called? | [
"Cell Division",
"photosynthesis",
"condensation",
"fermentation"
] | fermentation | sciq |
156b6bb7-a778-4498-9a14-fcb1db6d0831 | What is the type of mining called when materials are removed along a strip? | [
"surface mining",
"strip mining",
"edge mining",
"pit mining"
] | strip mining | sciq |
452d83cd-c9b2-4b1e-b7d5-38e4289e7580 | Chlorine is a nonmetal and gains one electron in becoming a what? | [
"carbonate",
"atom",
"anion",
"sulfate"
] | anion | sciq |
b2855018-3ec8-433f-b14a-3ef14242d3cf | The most common mode of asexual reproduction is through the formation of asexual these? | [
"cells",
"atoms",
"fibers",
"spores"
] | spores | sciq |
0d7d4282-1410-41b7-bf20-eb06a27a0692 | Some species of fish carry their fertilized eggs in their mouth until they hatch; this is called what? | [
"internal reproduction",
"spawning",
"schooling",
"mouth brooding"
] | mouth brooding | sciq |
a83e17cc-855c-43b1-ac97-4eee4ae82b73 | In a chemical reaction, what, in general, comes together in order to form a product? | [
"gases",
"reactants",
"liquids",
"propellants"
] | reactants | sciq |
2a106f94-6f10-4e9c-a379-2b8233be2e91 | What decides what may enter or leave a cell? | [
"cell membrane",
"cell wall",
"golgi apparatus",
"nucleus"
] | cell membrane | sciq |
afdd52db-275a-4b28-b729-cabc9c0b93da | What trophic level are secondary consumers (which eat primary consumers) considered to be? | [
"trophic level 5",
"trophic level 2",
"trophic level 3",
"trophic level 4"
] | trophic level 3 | sciq |
cb04ba82-3983-45d1-a6ce-34b96cb82351 | What type of map projection is used for small areas to avoid distortion? | [
"gnomic projection",
"equatorial projection",
"mercator projection",
"unmeasured projection"
] | gnomic projection | sciq |
8255edc6-6182-4c65-9bd5-adb4757b8515 | What do atoms form by sharing valence electrons? | [
"phenotype bonds",
"covalent bonds",
"neutron bonds",
"ionic bonds"
] | covalent bonds | sciq |
e230e99d-1f16-4704-a5f0-96e3f94e7766 | What is the process that moves particles by rolling or dragging along the bottom of the water? | [
"compaction",
"compression",
"traction",
"isolation"
] | traction | sciq |
1d85bb7b-bebe-4538-b91a-54736a472223 | Alkenes react with what to form dihalides? | [
"halogens",
"oxides",
"antioxidants",
"amines"
] | halogens | sciq |
28adffdf-4f0e-464a-9753-ccfe22cd2e88 | A supervolcano that may have killed all but 10,000 humans resulted in what phenomenon, lasting up to a decade? | [
"volcano spring",
"volcanic winter",
"volcano fall",
"volcanic summer"
] | volcanic winter | sciq |
d3584ad3-f60d-4255-bebb-addde7298a1f | The existence of the plasma membrane was identified in the 1890s, and its chemical components were identified in 1915. the principal components identified at that time were these? | [
"carbohydrates and proteins",
"gasses and proteins",
"lipids and carbohydrates",
"lipids and proteins"
] | lipids and proteins | sciq |
690d0c81-247f-4130-9f56-7ed550470af4 | Acting like drawstrings to close off the alimentary canal, what regulates the passage of material between compartments? | [
"uterus",
"sphincter",
"hamstring",
"intestine"
] | sphincter | sciq |
30905046-4971-4371-8d43-ec364c3b2a3e | What man-made substance tends to break down ozone in the stratosphere? | [
"cfcs",
"gasoline",
"plastic",
"steel"
] | cfcs | sciq |
1785f22b-46e8-4752-b02d-2cfb8944fee4 | What in saliva protects the lining of the mouth from abrasion and lubricates food for easier swallowing? | [
"hairs",
"phloem",
"spores",
"mucus"
] | mucus | sciq |
c653858b-bef4-43f9-b299-d91ad2b11227 | Which latitudes get the most energy from the sun? | [
"lowest latitudes",
"highest latitudes",
"polular latitudes",
"middle latitudes"
] | lowest latitudes | sciq |
36da3624-b89a-420e-b8ea-b222d514f175 | Extended stays in zero gravity are not healthy for human beings. thus, for the comfort of the astronauts, the station is rotated so that the astronauts feel there is what? | [
"Fixed Gravity",
"still gravity",
"revealed gravity",
"internal gravity"
] | internal gravity | sciq |
615212d9-f98d-44aa-aa5a-e2f6d1d914f5 | What parts of the planet does solar energy have difficulty reaching? | [
"oceans",
"equators",
"poles",
"deserts"
] | poles | sciq |
862d9d93-2a6c-4507-89ee-df95dad9206f | Oceans are made of a solution of what? | [
"water and carbon",
"salt and algae",
"salt and carbon",
"salt and water"
] | salt and water | sciq |
c2bf3e82-b166-4922-812d-e987a2f8f689 | Although humans require it, what accounts for just one percent of all water on earth? | [
"fresh water",
"snow",
"glaciers",
"salt water"
] | fresh water | sciq |
086cf61e-6220-42e3-a8c6-d2ae44b5518f | Arachidic, stearic, and palmitic fatty acids are examples of what type of fatty acid? | [
"compacted",
"neutral",
"saturated",
"integral"
] | saturated | sciq |
51d38aa6-a269-46d4-8fa4-bd020c008086 | Weather maps show storms, air masses, and what? | [
"patterns",
"fronts",
"regions",
"currents"
] | fronts | sciq |
8fc2342b-f8d5-4cb1-88de-b904b4b6043d | What is a pure substance called? | [
"homogeneous matter",
"an element",
"a liquid",
"a mixture"
] | an element | sciq |
676494ed-6fd8-4691-80fb-96a622eec644 | What term describes the energy of an object that is moving or has the potential to move? | [
"molecular energy",
"thermal energy",
"mechanical energy",
"stationary energy"
] | mechanical energy | sciq |
4622d6fe-7b6b-4d08-bf6f-e9ca3156b918 | Evidence for the presence of what on mars makes scientists think that life might have existed there in the past? | [
"water",
"plasma",
"gas",
"air"
] | water | sciq |
cc621bf4-627a-48b3-98fa-4e7c956cdc1c | What does photosynthesis allow plants to generate? | [
"clorophyll",
"enriched molecules",
"organic molecules",
"geometric molecules"
] | organic molecules | sciq |
f2dad2c1-d899-48c8-815c-17410eb78acb | How many low and high tides occur per day? | [
"two",
"six",
"four",
"ten"
] | two | sciq |
5e149d8f-bd63-49a6-8821-53609edf1b44 | What makes up most of the inside of a plant? | [
"ground tissue",
"mitochondria",
"animal tissue",
"star tissue"
] | ground tissue | sciq |
72a4e5a2-9bd4-44ce-831e-25cda3c06131 | The first living cells may have evolved around how long ago? | [
"6 billion years",
"2.2 billion years",
"900,000 years",
"4 billion years"
] | 4 billion years | sciq |
c813b773-604d-41b9-95bd-edaf3ad51bd9 | What kind of relay occurs between the uterus, hypothalamus, and the posterior pituitary to assure an adequate supply of the hormone oxytocin during childbirth? | [
"currents feedback",
"affirmative feedback",
"pressure feedback",
"positive feedback"
] | positive feedback | sciq |
3e58038e-535f-405d-a4cc-59431e0bee8f | What type of plants do not typically require deep roots or woody stems? | [
"surface plants",
"bacterial plants",
"dry plants",
"aquatic plants"
] | aquatic plants | sciq |
39c3179c-9e83-466e-b2b0-a97a0334f6b5 | What is the key to the demographic transition? | [
"higher birth rates",
"higher expatriation",
"higher death rates",
"reduced family size"
] | reduced family size | sciq |
cff169c2-1f65-4b80-98d4-2a5f192363fb | For the nervous system to function, neurons must be able to send and receive what? | [
"information",
"proteins",
"pulses",
"signals"
] | signals | sciq |
6054d72e-e779-4fd6-b509-1b1c8fa8eb5b | Molecules move from an area of high concentration to an area of lower concentration until an what is met? | [
"oxidation",
"freezing point",
"equilibrium",
"respiration"
] | equilibrium | sciq |
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