id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
14174a75-7b12-4ad2-9710-4b822e45dee7 | Many of the protist species classified into the supergroup excavata are asymmetrical, single-celled organisms with a feeding groove “excavated” from one side. this supergroup includes heterotrophic predators, photosynthetic species, and these? | [
"parasites",
"mammals",
"insects",
"reptiles"
] | parasites | sciq |
0db32192-b325-49b7-974d-115f3069230f | What is the thick fluid in the space between bones that cushions the joint? | [
"collagen",
"synovial fluid",
"interstitial fluid",
"amniotic fluid"
] | synovial fluid | sciq |
c29d1357-7a0f-4409-9ce0-a7321860ab0a | What is the name of the portion of a nucleotide lacking phosphate groups? | [
"nuclear shell",
"a nucleobase",
"nucleolus",
"a nucleoside"
] | a nucleoside | sciq |
ac719936-b42e-486a-9210-fae44fcf0ce1 | The band disappears before metaphase but predicts the future plane of what? | [
"cell solution",
"cell matter",
"cell wall",
"cell division"
] | cell division | sciq |
e91bcdc9-2f07-4aad-ae3e-6bfe19648764 | What is a common age-related bone disease in which bone density and strength is decreased? | [
"osteoporosis",
"fibrosis",
"arthritis",
"lupus"
] | osteoporosis | sciq |
d8c5739e-0ee5-409c-a155-ae6a4719672f | Bacteria reproduce through what process? | [
"tertiary fission",
"binary fusion",
"residual fission",
"binary fission"
] | binary fission | sciq |
5b1f2c78-29c4-4a19-9661-146b814000ed | What is the branch of science that studies the physical world? | [
"Ecology",
"physics",
"social science",
"botany"
] | physics | sciq |
bc949b8e-167e-4cf9-853c-c2c767bec4af | Osteoclasts break down bone to maintain mineral what? | [
"polarity",
"density",
"fluctuations",
"homeostatis"
] | homeostatis | sciq |
06abeb9a-5d69-4793-9806-173b58dc6032 | Which carbohydrates can be classified in terms of chain length? | [
"binary",
"simple",
"complex",
"atomic"
] | simple | sciq |
423fe6f8-f260-447b-ae65-854e6654b21b | What is altered by changes in cardiac output by variable contriction of the arterioles? | [
"blood type",
"pulse",
"blood pressure",
"heart rhythm"
] | blood pressure | sciq |
d57f455c-90ca-4a9b-82a1-255dc5306b0b | Eukaryotic cells are cells that contain what? | [
"energy",
"inorganic matter",
"a nucleus",
"pathogens"
] | a nucleus | sciq |
83a7f354-1bbc-4218-b282-a4bfd6f04e17 | What distinctive dna shape forms when the two nucleotide chains wrap around the same axis? | [
"double helix",
"single spiral",
"chain helix",
"double spiral"
] | double helix | sciq |
f205e588-b7b3-4fb9-a71c-c58298d31342 | The oxygen regions of the water molecules have what kind of charge? | [
"positive",
"certain",
"negative",
"neutral"
] | negative | sciq |
9e262de8-8b7b-4a63-b7a0-61e85d3af683 | Humans use many compounds that were first discovered or derived from living organisms as medicines: secondary plant compounds, animal toxins, and antibiotics produced by these? | [
"tumors and fungi",
"molecules and fungi",
"bacteria and tumors",
"bacteria and fungi"
] | bacteria and fungi | sciq |
cc048fe9-6bb3-44f0-a7ce-9b14b7cfd0e3 | Millipedes and centipedes are the most commonly found examples of what group of arthropods? | [
"unicellular myriapoda",
"subphylum myriapoda",
"protists myriapoda",
"Disperse Myriapoda"
] | subphylum myriapoda | sciq |
0ea40f13-6cf9-40b7-91e6-4418669da483 | Glass breaking is an example of what type of change that doesn't affect the makeup of matter? | [
"chemical",
"reversible",
"physical",
"thermal"
] | physical | sciq |
d6e3935f-2a28-43a6-b796-a28aad98485a | Aldehydes, ketones, carboxylic acids, esters, and ethers all have functional groups containing what element? | [
"methane",
"silicon",
"carbon",
"oxygen"
] | oxygen | sciq |
d9aa7856-6367-4d4e-87f8-f52ab012dc0d | What forms when an atom gains electrons? | [
"anions",
"bonds",
"cations",
"crystals"
] | anions | sciq |
ab313a64-0078-46e4-9eb5-6a0a996e6ed9 | There are several types of wetlands including marshes, swamps, bogs, mudflats, and salt marshes. the three shared characteristics among these types—what makes them wetlands—are their hydrology, hydrophytic vegetation, and this? | [
"stibnite soils",
"hydric soils",
"niya soils",
"sandy soils"
] | hydric soils | sciq |
cc957571-d3c0-494a-b87d-59c71e881aef | What element is typically used to shield things from gamma rays? | [
"aluminum",
"gold",
"lead",
"silver"
] | lead | sciq |
ddaeac7f-efda-4e7a-aef3-03276047e817 | What is the combination of tissues that provides a tough, woody external covering on the stems of trees called? | [
"bark",
"cuticle",
"scale",
"epidermis"
] | bark | sciq |
56735213-7816-4670-a3a0-1a1a799bcdf4 | Because microorganisms can go through several generations in a matter of hours, their gene expression profiles adapt to the new laboratory environment very quickly. in addition, the vast majority of bacterial species resist being cultured in this? | [
"water",
"colonies",
"isolation",
"substrate"
] | isolation | sciq |
2bf601fd-869d-4c19-9b7a-f752f9e8b261 | Examples of acute forms of what type of diseases include the common cold and influenza? | [
"inherited diseases",
"viral diseases",
"attributable diseases",
"bacterial diseases"
] | viral diseases | sciq |
ab170115-a02c-4c90-adc5-daa3642b78d2 | What do red blood cells carry? | [
"carbon dioxide",
"hydrogen",
"oxygen",
"nitrogen"
] | oxygen | sciq |
776a03ce-bd74-442f-88f1-203188f42c84 | The sympathetic division of the vertebrate autonomic nervous system has evolved the fight-or-flight response to counter stress-induced disruptions of this? | [
"body temperature",
"blood pressure",
"homeostasis",
"equilibrium"
] | homeostasis | sciq |
57225b1f-5a13-475e-b991-be99ccc30eb3 | What light-producing process occurs when a substance absorbs shorter-wavelength ultraviolet light and then gives off the energy as visible light? | [
"fluorescence",
"candescence",
"luminescence",
"resistance"
] | fluorescence | sciq |
b33a935a-f0b4-400c-8f40-0efe494b10a6 | What lies between the continental shelf and the abyssal plain? | [
"continental slope",
"successive slope",
"continental belt",
"equator"
] | continental slope | sciq |
3477e12b-95e9-4d8c-9d0e-f832393f31d9 | In the first beaker, distilled water does not conduct a current because water is a what? | [
"pure element",
"solute",
"magnetic compound",
"molecular compound"
] | molecular compound | sciq |
8b5b8828-787c-461c-aa84-2652572a5f91 | What is another term for hydraulic fracturing? | [
"permeating",
"erupting",
"drilling",
"fracking"
] | fracking | sciq |
3e3f43df-5a9d-4b98-bba5-665f65d97ce4 | In what unit is speed usually measured? | [
"miles per hour",
"calories",
"radians",
"Celcius"
] | miles per hour | sciq |
f3779a52-40b1-4f3e-a786-6e285fd2d7af | Unlike liver bile, 'juice' produced by what organ is clear and composed mostly of water along with some salts, sodium bicarbonate, and digestive enzymes? | [
"stomach",
"pancreas",
"gallbladder",
"spleen"
] | pancreas | sciq |
72f225a7-cfa4-45a0-aaf1-1ca712f06110 | What term means opposition to the flow of electric charges that occurs when electric current travels through matter? | [
"polarity",
"antagonism",
"diffusion",
"resistance"
] | resistance | sciq |
18344fee-ebc8-428b-9811-a37ac1bf1b5a | According to law, what must packaged foods carry? | [
"nutrition facts label",
"warnings",
"country of origin",
"pricing"
] | nutrition facts label | sciq |
c6281903-5a82-4d96-a813-b2d462b7c9e3 | What type of terminal releases neurotransmitters at a synapse? | [
"axon",
"chloride",
"acetylcholine,",
"secretion"
] | axon | sciq |
78e54d3e-9395-439d-9cb3-55e20268217c | What chemical affects the onset of puberty and duration? | [
"acids",
"steroids",
"hormones",
"enzymes"
] | hormones | sciq |
b7fc57fa-a8d1-4020-bd5d-6d4d5e961612 | What are the only plants with a life cycle in which the gametophyte generation is dominant? | [
"photoreactive",
"nonvascular",
"nonpermeable",
"vascular plants"
] | nonvascular | sciq |
b6a58ca6-baae-4042-bcef-566d2d9ddb24 | What do angiosperms produce? | [
"scales",
"flowers and fruit",
"leaves",
"needles"
] | flowers and fruit | sciq |
fb28941b-85ee-4b7c-a032-07e35d461931 | What should you let liquid waste do before placing the container in the trash? | [
"evaporate",
"melt",
"expand",
"generate"
] | evaporate | sciq |
f0055851-890c-4c4c-9960-e910170df02d | Mammoths, close genetic relatives of modern elephants, are believed to have gone extinct due to hunting by humans and what factor? | [
"climate change",
"earthquakes",
"volcanic eruptions",
"migration change"
] | climate change | sciq |
25f4ff6e-c86d-4c99-8ea5-b49831f1fd23 | What is the ph level of neutral, pure water? | [
"seven",
"five",
"six and a half",
"six"
] | seven | sciq |
db10a3f2-074d-41ca-bc44-fa397717f78e | Which organ system defends the body from pathogens and other causes of disease? | [
"nervous system",
"digestion system",
"respiratory system",
"immune system"
] | immune system | sciq |
e6e64f1c-0ee4-4223-8a2b-8c5017cd2b66 | What is the process where scientific articles are checked and analyzed by other scientists before publication? | [
"peer review",
"mechanism review",
"embrace review",
"process review"
] | peer review | sciq |
56a4f64b-7bde-4d02-8afb-0d18061e64cd | A mutation is a random change in an organism's what? | [
"power",
"structure",
"genes",
"babies"
] | genes | sciq |
6b28afa5-1cf4-4efc-acca-4b2220456324 | Synovial and ball-and-socket are both types of what? | [
"cells",
"muscles",
"joints",
"bonds"
] | joints | sciq |
c3b618c4-628e-4dc7-bb63-2b18b9e163fc | Who invented dynamite in 1866? | [
"Louis Pasteur",
"alfred nobel",
"Albert Einstein",
"Madame Curie"
] | alfred nobel | sciq |
9d5688d1-9358-4c6a-b101-d9dc3deba527 | Most liquid freshwater is under the ground in layers of what? | [
"sand",
"forest",
"rock",
"soil"
] | rock | sciq |
0bfe172d-ea10-4c83-8343-1f2b2c83a42a | What phenotype do gain-of-function mutations usually result in? | [
"dominant",
"internal",
"submissive",
"external"
] | dominant | sciq |
d89cb87a-2f24-494a-a27e-f454ec116ee6 | What occurs if oxygen cannot be obtained at a sufficient rate? | [
"hyperventilation",
"anaerobic respiration",
"malolactic respiration",
"aerobic respiration"
] | anaerobic respiration | sciq |
ed514df2-9786-4fd9-b3dd-a031ca7cd29c | What are the key to species evolving? | [
"radiation",
"microbes",
"parasites",
"mutations"
] | mutations | sciq |
228c62e6-8f78-48c9-be3a-104e57794e5e | Cancer develops when what process is unregulated? | [
"metabolism",
"cell division",
"meiosis",
"cellular respiration"
] | cell division | sciq |
0eb0cc77-f510-4b5b-8f30-c7424bba8143 | What are needed to oxidize the noble gases to form compounds in positive oxidation states? | [
"metal oxidants",
"potent oxidants",
"bacteria oxidants",
"protein oxidants"
] | potent oxidants | sciq |
c6969890-128c-4c37-a65f-533be6869b9d | Which muscles raise the hyoid bone, the floor of the mouth, and the larynx during deglutition? | [
"spicule",
"suprahyoid",
"Hybrid",
"spirogyra"
] | suprahyoid | sciq |
39ff45b0-c70a-46d3-b36a-2d0f466c4632 | What type of energy is stored in an object because of its position or shape? | [
"potential",
"magnetic",
"kinetic",
"mechanical"
] | potential | sciq |
2082cdc4-7134-4173-9a79-fa80c8e5acc4 | Like plants, animals are multicellular what? | [
"eukaryotes",
"membranes",
"isolates",
"prokaryotes"
] | eukaryotes | sciq |
8c4c8a30-2f01-4750-92a3-854652421519 | A doorknob and a ferris wheel are examples of what type of simple machine? | [
"lever and pulley",
"ball and socket",
"wheel and axle",
"ball and axle"
] | wheel and axle | sciq |
fcd9c5c5-11eb-4f20-9a82-df180eb78c93 | What do ocean mollusks use to absorb oxygen from the water? | [
"scales",
"shells",
"pores",
"gills"
] | gills | sciq |
d78d995f-2e9e-4b06-812a-80ba03d075af | What is paleobotany? | [
"study of extinct plants",
"study of new plants",
"study of fresh plants",
"study of diseased plants"
] | study of extinct plants | sciq |
3d53481c-13ad-475d-949a-4b3dbc8778a8 | What happens to the level of relative humidity in the evening as air temperature declines? | [
"it falls",
"it goes up and down",
"it rises",
"nothing"
] | it rises | sciq |
9c03c4de-f315-461e-91db-b227922e608b | What term is used to describe a compound that does not conduct an electric current in either aqueous solution or in the molten state? | [
"xerophyte",
"porous",
"nonelectrolyte",
"kilocalorie"
] | nonelectrolyte | sciq |
aaec1f8a-587c-4af8-81cc-41c9f85e2ffe | Peregrine falcons made an incredible recovery after laws were passed banning the use of what? | [
"miticide",
"Acetamiprid",
"ddt",
"Carbaryl"
] | ddt | sciq |
b17791c7-7f23-47d5-88d7-ad27788d3bad | What pathway in a plant do water and nutrients travel through from the roots to the leaves? | [
"bark",
"skin",
"flowers",
"stem"
] | stem | sciq |
489db702-c03a-445a-b0d2-bcef53cc1150 | In the tropics what are the prevailing winds called? | [
"a front",
"tradewinds",
"crosswinds",
"storm winds"
] | tradewinds | sciq |
92dbce3d-1a75-4ba0-8d18-0a20ebb98a62 | How many chromosomes are in a diploid human cell? | [
"46 chromosomes",
"41",
"47",
"46.63 chromosomes"
] | 46 chromosomes | sciq |
d4d3f2a4-1b4f-4fd3-8795-1d4d393bc291 | Motion of water molecules helps break up interactions between what? | [
"acids and bases",
"solid ions or molecules",
"ions or hormones",
"enzymes and acids"
] | solid ions or molecules | sciq |
12bcc2b9-d153-4818-bc42-d459caf85578 | Which cycle is named after the scientist melvin calvin? | [
"krebs cycle",
"melcal cycle",
"melvin cycle",
"calvin cycle"
] | calvin cycle | sciq |
f062bf66-dd9c-47cf-9061-504f2519e88b | What is formed when a subducting plate flows under another tectonic plate? | [
"fault line",
"boundary plate",
"volcanic arc",
"magma"
] | volcanic arc | sciq |
ab0bdc44-2186-4de8-8e87-1432a81c7c2d | What force increases a slide downhill and decreases a slide uphill? | [
"gravity",
"frictional",
"tension",
"nuclear"
] | gravity | sciq |
9a26bbc4-f063-4515-b24e-7043e83c4d56 | Lymphoma is a cancer of a type of what type of cells, called lymphocytes? | [
"lung cells",
"white blood cells",
"red blood cells",
"brain cells"
] | white blood cells | sciq |
0d86c97c-bcda-4cfd-afb7-ff58eb1d9149 | What type of eggs do fully terrestrial vertebrates carry? | [
"amniotic",
"amphibious",
"epithelial",
"aqueous"
] | amniotic | sciq |
73755b59-e9c1-4acc-89d7-834f09e4fb3f | What is the time since the beginning of the ice ages? | [
"quaternary period",
"Mesozoic epocH",
"Paleolithic era",
"Jurassic period"
] | quaternary period | sciq |
05321e01-ce17-499c-902d-adc43f6f14a5 | What will the contraction of smooth muscles help organs do? | [
"fine motor movements",
"carry out functions",
"move across distances",
"move joints"
] | carry out functions | sciq |
c6c5b18a-45dd-4a1b-b879-0964f2bc7180 | What is an acid that can be produced from the aerobic fermentation of wine? | [
"grape juice",
"orange juice",
"vinegar",
"soda"
] | vinegar | sciq |
295c2aa2-9370-43d3-9e8a-2ed0d578da98 | Weathering is fundamental to the creation of what, which exists as a very thin layer over solid rock? | [
"moss",
"aquifers",
"fungus",
"soil"
] | soil | sciq |
a0603c8b-53db-43fd-8f46-069155a4b2b5 | What type of weathering causes the minerals in a rock to change? | [
"natural",
"artificial",
"chemical",
"toxic"
] | chemical | sciq |
76ee579a-df29-4414-a51d-7bd7f35c8066 | What is the process in which a liquid changes to a solid? | [
"boiling",
"freezing",
"condensation",
"melting"
] | freezing | sciq |
124149ca-ad81-4507-9be3-5dbf2523da99 | By pulling out grass by its roots and over-grazing, livestock contribute to what negative process? | [
"evolution",
"migration",
"immigration",
"erosion"
] | erosion | sciq |
f6584616-1372-481c-bba4-6eb4913744fa | What are the three types of isomers? | [
"structural , chromosome - trans , enatiomers",
"structural, cis-trans, enatiomers",
"structural, Polypropylene , enatiomers",
"structural, cis-trans, Polystyrene"
] | structural, cis-trans, enatiomers | sciq |
ea428a61-d7bb-41dc-9cc5-ccb6c9411109 | The chloroplasts contain a green pigment called what? | [
"chloroplasm",
"sodium",
"chlorophyll",
"melanin"
] | chlorophyll | sciq |
b8cbbde7-c587-45ad-943b-33e96495dd60 | What state occurs when the amount of solute dissolved exceeds the solubility? | [
"density",
"polymerisation",
"alkalinity",
"supersaturation"
] | supersaturation | sciq |
a8371273-2688-45aa-868e-a41bc030119c | What occurs when spores from two parents fuse and form a zygospore? | [
"asexual reproduction",
"sexual reproduction",
"twins",
"internal reproduction"
] | sexual reproduction | sciq |
7396c8c8-8e8e-4794-8364-155ec8b4eb1e | Macrophages and dendritic cells are types of what" | [
"mast cells",
"supercapacitor cells",
"phagocytic cells",
"amoena cells"
] | phagocytic cells | sciq |
da1f5b0c-63a5-4a21-ae43-9cb8f72b660f | What side of a mountain does the rainshadow effect occur on? | [
"the leeward side",
"due north",
"starboard",
"windward"
] | the leeward side | sciq |
d2200f28-30ae-475e-8b1f-6525708abfa5 | Centrioles are a very important part of what? | [
"centrosomes",
"tubercles",
"centricles",
"enterocytes"
] | centrosomes | sciq |
1444e68f-9c4c-45fd-b757-2e0c37afdc47 | What is the volume of the molecules of an ideal gas? | [
"three",
"one",
"two",
"zero"
] | zero | sciq |
45c3f68c-361a-4806-94ee-ffb1eaf71c01 | What part of the body are eggs formed in? | [
"ovaries",
"pancreas",
"brain",
"intestine"
] | ovaries | sciq |
b382d1cf-26af-48ff-92cc-3eb74cef43fc | What is the first digestive organ that food enters? | [
"mouth",
"digestive system",
"kidneys",
"intestine"
] | mouth | sciq |
a0d97911-5461-4f12-8655-a2052eb557d7 | Soda fizzes when what common gas comes out of solution? | [
"carbon dioxide",
"nitrous oxide",
"carbon monoxide",
"helium"
] | carbon dioxide | sciq |
bd402892-f649-4322-8a94-58753377ca23 | The voltage and current are exactly in phase in a what? | [
"battery",
"capacitor",
"resistor",
"harmonic"
] | resistor | sciq |
921eec97-5b2f-43d7-8d53-3f9449b38807 | Combining the voltages of the oxidation and reduction half reactions helps to determine what? | [
"slimy",
"moisture",
"magnetic",
"voltage"
] | voltage | sciq |
ad440536-1b00-44d0-ae26-851e4928e229 | What occurs when an unstable nucleus emits a beta particle and energy? | [
"beta decay",
"alpha decay",
"methane decay",
"nucleus decay"
] | beta decay | sciq |
af6bcc0e-e11c-4149-96d7-398492fe185f | A chemical property describes the ability of a substance to undergo a specific what? | [
"radiation change",
"weight Change",
"liquid change",
"chemical change"
] | chemical change | sciq |
5c3f1dde-dc43-452f-bfb5-aab168c7d755 | When energy is captured or transformed, it inevitably degrades and becomes what less useful form of energy? | [
"temperature",
"heat",
"motion",
"chemical"
] | heat | sciq |
1e603351-a88d-4ae3-958f-f137e0f3a421 | The periodic table is one of the cornerstones of chemistry because it organizes all the known elements on the basis of their what? | [
"acid properties",
"size properties",
"chemical properties",
"liquid properties"
] | chemical properties | sciq |
f43110b7-b91e-4cc3-ac06-116b95b19057 | What organs filter wastes from blood so they can be excreted from the body? | [
"liver",
"pancreas",
"kidneys",
"lungs"
] | kidneys | sciq |
4019a192-5e69-4e3a-9480-74686e0a93b9 | The tidal forces near what celestial phenomena are so great they can actually tear matter from a companion star? | [
"black holes",
"dwarf star",
"large holes",
"wormholes"
] | black holes | sciq |
abaca98c-1def-4182-b355-6100e6fd0bfe | What are female gonads normally called? | [
"ovaries",
"tubules",
"glands",
"testes"
] | ovaries | sciq |
eb582025-9a3e-4c7e-9d36-fa7c79bdbb1f | Starch and glycogen, as well as simple sugars like glucose and fructose, can all be categorized broadly as what? | [
"carbohydrates",
"acids",
"impurities",
"vegetables"
] | carbohydrates | sciq |
5e137443-c5ff-4c86-9200-d842388f6de8 | Lipids are biochemical compounds such as fats and? | [
"salts",
"oils",
"vegetables",
"minerals"
] | oils | sciq |
5954e380-bfa1-4e9b-81e0-32c8b33a436e | What is the process of small molecules passing through the plasma membrane called? | [
"diffusion",
"permeation",
"absorption",
"convection"
] | diffusion | sciq |
e6bcbfc2-e7fb-4f54-926a-e5f665a4b4b1 | What change the physical properties of solvents? | [
"cells",
"chemical reactions",
"molecules",
"solutes"
] | solutes | sciq |
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