id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
4ae89db2-feea-4f3e-840b-0dfd8bf3414f | Fusion is another nuclear process that can be used to produce energy. in this process, smaller nuclei are combined to make larger nuclei, with an accompanying release of this? | [
"cells",
"mineral",
"energy",
"food"
] | energy | sciq |
f9fc7c47-db74-4364-9950-0ad79c12242f | One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what? | [
"far away from",
"close to themselves",
"similar to themselves",
"different from themselves"
] | similar to themselves | sciq |
4e593e05-18b4-4c4f-baf7-e4a500b1aa75 | What powerful microscopes use a beam of subatomic particles instead of a beam of light? | [
"complex microscopes",
"scientific microscopes",
"nuclear microscopes",
"electron microscopes"
] | electron microscopes | sciq |
3883cf51-022c-4a86-931f-9d0984dbe1d4 | Which scientist built the first telescope? | [
"galileo",
"newton",
"einstein",
"darwin"
] | galileo | sciq |
85aaa2c5-4aa1-4d95-a2ca-22e57cb7b042 | What type of bacteria change nitrogen gas from the atmosphere to nitrates in soil? | [
"nitrogen fixing bacteria",
"multicellular bacteria",
"spiral bacteria",
"hydrophylic bacteria"
] | nitrogen fixing bacteria | sciq |
82ab2d3b-e720-45f3-bed5-6f480c5a0546 | If no unbalanced force acts on an object the object remains at constant velocity or what? | [
"constant",
"at rest",
"constant movement",
"rotating"
] | at rest | sciq |
1b2829cf-ebd5-4f08-bd3c-dec08adcdd58 | What group of organisms was initially misclassified as plants because they also lack the ability to move, grow in soil, and have cell walls? | [
"algae",
"protozoa",
"gymnosperm",
"fungi"
] | fungi | sciq |
482e0a28-9755-4713-97ff-9e9c0ce3ab62 | How does the epidermis renew its layer? | [
"loofah",
"shedding dead cells",
"scabbing",
"exfoliating scrub"
] | shedding dead cells | sciq |
ec469e82-2455-4f68-885d-1d9f1dd8f91f | What is it called when crystals form from magma? | [
"vulcanism",
"sedimentation",
"crystallization",
"transpiration"
] | crystallization | sciq |
572442b4-7d83-498b-a352-1333098836e8 | What type of symmetry does an octopus have? | [
"essential",
"internal",
"bilateral",
"quadrilateral"
] | bilateral | sciq |
5c37778c-c95d-4f81-91a9-ac4467a950fe | What is necessary in a person who wishes to play wind instruments? | [
"vocal cords",
"strong hands",
"healthy lungs",
"powerful lips"
] | healthy lungs | sciq |
0d07ac31-f3b6-4f22-a7df-140c3b011af0 | What is the scientific term for climates with the least moisture? | [
"polar",
"mediterannean",
"arid",
"tropical"
] | arid | sciq |
2e95d508-f855-41ab-a6fa-45af958a5b49 | What's the term for a piece of an organism breaking off and forming a new organism? | [
"depletion",
"extinction",
"fragmentation",
"improvization"
] | fragmentation | sciq |
32024826-ca68-4ec4-b399-e024ed822d0f | What animal group can be found in every environment on earth, but primarily in the warm and moist tropics? | [
"insect",
"horses",
"reptiles",
"rodent"
] | insect | sciq |
9979d644-e2aa-4130-9cf9-b176c405ea59 | Most people can survive only a few days without what essential substance? | [
"water",
"food",
"carbon",
"air"
] | water | sciq |
0db4a25a-027f-4eb8-9d01-e935131a52ac | The vegetal pole refers to the concentration of what toward one pole of an egg? | [
"embryo",
"shell",
"yolk",
"light"
] | yolk | sciq |
09088adf-2d10-4259-9094-a4313ee16183 | What machines have scientist built to smash particles that are smaller than atoms into each other head-on? | [
"nitrogen accelerators",
"particle accelerators",
"Atom Accelerators",
"energy accelerators"
] | particle accelerators | sciq |
40277a5a-aab2-461e-9e79-54a0bbfeb3f2 | What type of relationship occurs between organisms when one member benefits without affecting the other? | [
"cooperative",
"bilateral",
"parasitic",
"commensalism"
] | commensalism | sciq |
2a26341c-a156-442d-ba31-9dabcf062455 | The type of what dictates how far it can penetrate into matter, such as lead or human flesh? | [
"insulation",
"evaporation",
"radiation",
"specific gravity"
] | radiation | sciq |
f78b300f-182e-43d0-9ab8-82a4c0e52695 | What role do proteins play in a biological reaction? | [
"antioxidants",
"reverse hormones",
"amino acid chains",
"act as catalysts"
] | act as catalysts | sciq |
2545872e-183c-41f1-96f3-cce257cf19b7 | If you drive or take the bus to school or work, you are using a vehicle that probably burns gasoline, a material that burns fairly easily and provides energy to power the vehicle. recall that burning is a? | [
"energy change",
"temperature change",
"chemical change",
"physical change"
] | chemical change | sciq |
45511584-8993-4cd0-aa46-16144bdd8456 | Muscles are composed mostly of cells called what? | [
"muscle filament",
"muscle organelles",
"muscle polymers",
"muscle fibers"
] | muscle fibers | sciq |
b44d8685-c85f-4c4e-8bf5-68cf334ab4ca | Conifers are the most prevalent type of what plant group? | [
"algae",
"gymnosperms",
"theropods",
"angiosperms"
] | gymnosperms | sciq |
a36b4434-56fc-43eb-87ca-947f80e904b2 | What element enters the body when an organism breathes? | [
"water",
"methane",
"helium",
"oxygen"
] | oxygen | sciq |
815f0c29-c703-433d-a7f8-48060c18a400 | Bonding in molecules with resonance forms is better described by which theory? | [
"Pascal's theory",
"molecular orbital theory",
"string theory",
"Geiger theory"
] | molecular orbital theory | sciq |
b93a2679-7f8c-4b83-af16-2b9ee3538106 | In places like the grand canyon, hard rocks that are resistant to weathering form what, while softer rocks that weather more easily form slopes? | [
"peaks",
"cliffs",
"valleys",
"crevasses"
] | cliffs | sciq |
8c22ccec-3760-4e03-8765-e7614851da14 | When two skateboarders push against each other what happens? | [
"they rise",
"they magnetize",
"they move apart",
"they stick together"
] | they move apart | sciq |
4786a4b8-6ea7-4315-a138-12a179ad269e | The three layers of protective coverings of the spinal cord is called what? | [
"muscles",
"tendons",
"dermis",
"meninges"
] | meninges | sciq |
15e200e8-44f7-4c4a-9521-65187db37f53 | A measure of how close a series of measurements are to one another is what? | [
"precision",
"density",
"calculation",
"reflection"
] | precision | sciq |
845009fd-58b0-4f95-acd3-4384071c25e1 | Ionic compounds contain cations and anions rather than what? | [
"discrete neutral molecules",
"positive molecules",
"analogous neutral molecules",
"characterized neutral molecules"
] | discrete neutral molecules | sciq |
fa30bedc-6929-40ed-8b52-67165481f185 | Are giraffes herbivores or are they omnivores? | [
"herbivores",
"carnivores",
"neither",
"omnivores"
] | herbivores | sciq |
6b609324-3111-48cf-9048-d0199658d732 | Respectively, which parts of the circulatory system carry blood from the heart toward capillaries, and return blood to the heart from capillaries? | [
"organs and veins",
"arteries and veins",
"arteries and capillaries",
"parasites and veins"
] | arteries and veins | sciq |
cf87123c-2f52-44a8-a346-e0b265e4979f | It was not until the era of the ancient greeks that we have any record of how people tried to explain the chemical changes they observed and used. at that time, natural objects were thought to consist of only four basic elements: earth, air, fire, and this? | [
"water",
"soul",
"grass",
"sky"
] | water | sciq |
ea286e58-d10d-4c08-8786-b6d630aabf44 | In science, what do we call a mathematical relationship that exists between observations under a given set of conditions? | [
"law",
"theory",
"fact",
"idea"
] | law | sciq |
cb7292ce-d47e-482b-824c-1096b26bae76 | What conducts nerve-like electrical signals that help integrate whole-plant function? | [
"the stem",
"the stamen",
"the spicule",
"the ploem"
] | the ploem | sciq |
9a261738-a45c-4015-ba02-59be4a2c5d86 | Found in many products, such as petri dishes, agar is made from mucilagnious material in this? | [
"seawater",
"fungi",
"gelatin",
"seaweed"
] | seaweed | sciq |
891a7c46-cfb6-45ba-97ca-ed30f56e1015 | What is the process of capturing a substance or particle from outside the cell by engulfing it with the cell membrane? | [
"metastasis",
"endocytosis",
"ectocytosis",
"autolysis"
] | endocytosis | sciq |
530e152a-5c05-43cb-b7d2-9d6f521ec5ac | What are the layered rocks that form when certain prokaryotes bind thin films of sediment together? | [
"stalagmites",
"stomatolites",
"quartzes",
"stalactites"
] | stomatolites | sciq |
6835a5ff-a257-4c36-9711-126da3bc604f | Where are the taste buds located in humans? | [
"mouth",
"teeth",
"lips",
"tongue"
] | tongue | sciq |
b39ec705-639d-4ab1-90f8-88e81baa67f8 | What describes the way light reflects off of the surface of the mineral? | [
"intensity",
"density",
"luster",
"hardness"
] | luster | sciq |
2cc01870-d32b-427f-bc08-8580a98b53d5 | What tissue consists of cells that form the body’s structure? | [
"congenital",
"reproductive",
"fibrous",
"connective"
] | connective | sciq |
1a0eac18-7543-4860-a802-48659e7f7ee7 | What forms at the boundary between two air masses? | [
"a front",
"hurricane",
"a rough",
"a cool"
] | a front | sciq |
0572e71d-9a41-4172-8006-076c2f65dd00 | Nitrogen wastes are produced by the breakdown of what during normal metabolism? | [
"lipids",
"proteins",
"hormones",
"enzymes"
] | proteins | sciq |
dcf3ab31-360d-4f61-9801-532fef5879c2 | In the humoral response, what protein substances help neutralize or eliminate toxins and pathogens in the blood and lymph? | [
"parasites",
"antibodies",
"membranes",
"platelets"
] | antibodies | sciq |
3246bf5b-79e5-4131-8c51-ad5d50834401 | Most ferns produce the same type of spores and are therefore called what? | [
"heterosporous",
"sporozoans",
"homosporous",
"seeds"
] | homosporous | sciq |
39229fe2-dd26-4f10-a336-21d99214dd26 | In which way do sunspots occur? | [
"in pairs",
"by themselves",
"in fours",
"in threes"
] | in pairs | sciq |
813dc2bc-c556-4828-b891-f913f78a7259 | What is the most important source of electromagnetic waves on earth? | [
"wireless networks",
"the sun",
"cell phones",
"radios"
] | the sun | sciq |
6992e321-3db8-4da5-9383-542d9b05757c | Conifers are the dominant phylum of gymnosperms, with the most variety of species. most are tall trees that usually bear scale-like or needle-like leaves. the thin shape of the needles and their waxy cuticle limits water loss through this? | [
"evaporation",
"sedimentation",
"transportation",
"transpiration"
] | transpiration | sciq |
64c579a3-775c-4cef-a549-1826392d0a0c | Connecting to the brainstem and extending down the body through the spinal column is the spinal cord. the spinal cord is a thick bundle of nerve tissue that carries information about the body to this? | [
"stomach",
"liver",
"brain",
"lungs"
] | brain | sciq |
79135292-f4f4-421c-a078-d8d2f1f01722 | Where do most cubozoans live? | [
"arctic oceans",
"rivers",
"lakes",
"tropical oceans"
] | tropical oceans | sciq |
ed203e6f-0524-4b41-a890-47911245a8ec | What type of treatment is being researched that may cure or prevent genetic disorders? | [
"gene therapy",
"variation therapy",
"preventive therapy",
"regulatory therapy"
] | gene therapy | sciq |
8f562702-16ab-424d-b9cc-34a513d7ab73 | What are the names of foul-smelling amines, formed as a part of the decay process after death? | [
"cadaverine and putrescine",
"sulfur and formaldehyde",
"formaldehyde and cadaverine",
"methane and sulfur"
] | cadaverine and putrescine | sciq |
d5a48f8d-17e6-4e00-8e45-ba75cf1d92b2 | What's it called when the reaction is sped up until equilibrium is established? | [
"limiting",
"division",
"favoring",
"pushing"
] | favoring | sciq |
d4c61664-cbe3-4f10-b02d-a4051ceee49d | What are the smallest particles of water called? | [
"atoms",
"ions",
"hydrogen",
"molecules"
] | molecules | sciq |
45b441f9-a1bc-4737-9f5f-161d8c84a2b6 | The hormone androgen increases aggressiveness and promotes what type of behaviors? | [
"nervous",
"asexual",
"sexual",
"cognitive"
] | sexual | sciq |
5458eaea-cc87-4a29-b10f-77f1c50ac41a | Which currents distribute heat around the planet and have a large impact on climate? | [
"wind",
"surface",
"electrical",
"air"
] | surface | sciq |
90fcddc0-fd5c-47cb-b9d7-63c76dd71b1c | What type of gas is a harmless gas that living things add to the atmosphere during respiration? | [
"carbon dioxide",
"helium",
"Hydrogen",
"oxygen"
] | carbon dioxide | sciq |
db00eceb-b90b-4535-9764-1bb6f9d637a6 | What is formed when hot lava cools? | [
"lava rock",
"hydrogen crystals",
"mineral crystals",
"magma crystals"
] | mineral crystals | sciq |
3dc68059-2d8b-4f08-be76-f821e3aee2c3 | Which radiations helps sterilize medical supplies? | [
"ions radiation",
"gamma radiation",
"ionizing radiation",
"beta radiation"
] | ionizing radiation | sciq |
04887d41-15a9-46a2-8297-5179f0914574 | What type of receptors, also known as intracellular or cytoplasmic receptors, are found in the cytoplasm of the cell and respond to hydrophobic ligand molecules that are able to travel across the plasma membrane? | [
"essential",
"internal",
"external",
"mechanical"
] | internal | sciq |
80073e67-06f6-4cca-b7da-d3ea206465cb | Why is water important for the nervous system? | [
"to prevent disease",
"to carry information",
"to prevent dehydration",
"to carry nutrients"
] | to prevent dehydration | sciq |
c21181de-5977-4c06-9f0b-5dfbf0b0b102 | What term means the tendency of a mineral to break along certain planes? | [
"cavity",
"cleavage",
"fracture",
"fault"
] | cleavage | sciq |
d1cd9bc7-988e-4854-b787-ba9bb39be305 | What are the parts used in electronic devices such as computers called? | [
"digital components",
"batteries",
"electronic components",
"chargers"
] | electronic components | sciq |
df49d790-f58d-40b4-825e-b69574cd60eb | What type of function does the long bone perform? | [
"works as piston",
"acts as pulley",
"work as lever",
"acts as pivot"
] | work as lever | sciq |
a65f75ec-dadf-4ea6-9232-11fd0be272a4 | Metabolism includes both anabolic and which other reaction? | [
"organic",
"enzymatic",
"biogenic",
"catabolic"
] | catabolic | sciq |
358f5cc3-8642-4de5-9d3e-5d38e3bd21bc | A virus is essentially dna or rna surrounded by a coat of what? | [
"acids",
"paint",
"protein",
"organism"
] | protein | sciq |
aeb38ad9-11b1-4a3d-8812-5e3f4a073781 | What is the process of generating electric current with a magnetic field? | [
"electromagnetic ordination",
"electromagnetic induction",
"magnetic induction",
"mechanical induction"
] | electromagnetic induction | sciq |
1e72ec4a-9edf-457f-98a6-f3032628bc62 | Increasing what property of dirt would make it easier to rinse off your hands? | [
"turbidity",
"density",
"solubility",
"viscosity"
] | solubility | sciq |
d167f850-c07d-4a80-b954-2d9c0206e282 | Net production efficiency allows ecologists to quantify how efficiently organisms of a particular what incorporate the energy they receive into biomass? | [
"hypothesized level",
"neural level",
"sea level",
"trophic level"
] | trophic level | sciq |
aba9035c-6c89-439a-832b-ac674225b903 | Some hormones produced by the anterior pituitary regulate the production of hormones by other tissues belonging to what system? | [
"nervous",
"endocrine",
"digestive",
"cardiovascular"
] | endocrine | sciq |
3cecad42-4007-46f7-9057-89dbb6157d27 | A warm-air heating system uses what kind of energy to heat air? | [
"nuclear",
"atmospheric",
"cosmic",
"thermal"
] | thermal | sciq |
8661d5fe-0508-4d5f-a68b-0352ae524fe4 | Which type of galaxies contain very little gas and dust, are red to yellow in color, contain over a trillion stars and have mostly old stars? | [
"giant gaseous galaxies",
"giant elliptical galaxies",
"giant orbital galaxies",
"blue elliptical galaxies"
] | giant elliptical galaxies | sciq |
8a98160d-6ef8-4ae9-8829-ec29d5cf587f | What is a controlled scientific test that often takes place in a lab? | [
"a testing",
"an experiment",
"a viewing",
"an observeration"
] | an experiment | sciq |
32c94dbb-f20a-4ddf-8682-7a458ed0287a | What causes the endometrium to thicken during a menstrual cycle? | [
"testosterone",
"estradiol",
"ovulation",
"blood"
] | estradiol | sciq |
f389ad0f-bc31-4b91-86d9-7eaff0671dff | What process refers to the conversion of atmospheric nitrogen to ammonia? | [
"biological nutrient fixation",
"biological nitrogen fixation",
"biological respiratory fixation",
"biological ammonia fixation"
] | biological nitrogen fixation | sciq |
7f0c8849-5c88-43d5-9cc6-58f6067e0f7e | What is it called when two species evolve matching traits? | [
"spontaneous mutation",
"interconnection",
"Allopatric speciation",
"coevolution"
] | coevolution | sciq |
b80c4f6e-8898-49f4-b6bf-49faf4c8743c | What is the term for water that falls from clouds? | [
"atmosphere",
"precipitation",
"wind",
"lightning"
] | precipitation | sciq |
2630307c-5319-41e3-947b-f6b97f1491e2 | Echinoderms lack what type of system that in humans consists of the brain and spinal cord? | [
"endocrine system",
"peripheral nervous system",
"centralized nervous system",
"autonomic system"
] | centralized nervous system | sciq |
13d75c58-22b8-43a8-a95c-780714b1c7db | What class of invertebrate animals has additional appendages called the chelicerae and the pedipalps? | [
"arachnid",
"arthropod",
"fish",
"mammals"
] | arachnid | sciq |
2117446e-1e36-4f20-9c05-05a6bfa74cf1 | The burning of what type of fuels is a major source of sulfur oxides and nitrogen oxides? | [
"biofuels",
"synthetic",
"fossil",
"renewable"
] | fossil | sciq |
7fcdb969-f575-43fc-a2a8-78aa63c8278d | What is the science of classifying living things is called? | [
"taxonomy",
"entomology",
"methodology",
"physiology"
] | taxonomy | sciq |
43ee00cd-a6fd-40ac-a386-693c22b7cbb0 | What is it called when your joints start to wear out and they become stiff and painful? | [
"endometriosis",
"tendonitis",
"arthritis",
"adenitis"
] | arthritis | sciq |
5c6606c9-240c-437a-9bf5-fd3e0eb95ea4 | Gas, liquid, and solid describe what property of matter? | [
"states",
"Chemical",
"Physical",
"Quatitative"
] | states | sciq |
51507c21-e27d-4b80-9649-963e82c6cdec | Differences in fitness among different members of a population can lead to what kind of selection? | [
"fluid selection",
"origin selection",
"subliminal selection",
"natural selection"
] | natural selection | sciq |
d92f8e8f-2e25-447e-907f-e42ba6dcbcbe | What cells carry oxygen? | [
"white blood cells",
"red blood cells",
"lymph cells",
"marrow cells"
] | red blood cells | sciq |
74072a14-37b9-446b-9540-098e327ef9cc | What coenzyme is used in the transfer of energy in muscles? | [
"atp or adenozine triphosphate",
"hydrofluoric acid",
"glycogen",
"carbolic acid"
] | atp or adenozine triphosphate | sciq |
515cda82-0146-4029-bc87-e92b4d724331 | Which asexual reproduction method do starfish use to reproduce? | [
"budding",
"spawning",
"fission",
"fragmentation"
] | fragmentation | sciq |
8045b411-dae4-42d7-8607-9675bebf32b6 | What enables gamma rays to pass through hard matters like bones, teeth, and just about anything? | [
"Weight",
"Density",
"their extremely high energy",
"Being Heavier"
] | their extremely high energy | sciq |
1ffc34f3-064d-40ab-bcd9-117e14d068d4 | What type of mammals includes opossums, kangaroos, and koalas? | [
"arthropods",
"monotremes",
"marsupials",
"crustaceans"
] | marsupials | sciq |
d1ac237b-fe74-4f9b-88b4-4a3d8b4926e2 | What do we call animals that have a backbone and belong to the phylum chordata? | [
"invertebrates",
"vertebrates",
"organelles",
"mammals"
] | vertebrates | sciq |
a0bcb696-34a5-4a0e-aefd-32d5a8942f18 | Living organisms are affected by changes in ph which can include basic conditions and what other kinds of conditions? | [
"carbolic",
"acidic",
"sodium",
"complex"
] | acidic | sciq |
abc30fba-0718-423f-8064-1aff3efe0f1e | What makes up most of the interior of a plant? | [
"ground tissue",
"transport tissue",
"conjunction tissue",
"support tissue"
] | ground tissue | sciq |
a9f84b1b-0455-4763-92a6-ddd007d5eb28 | What part of a plant, which is attached to its stem nodes, is the "main organ" of photosynthesis? | [
"roots",
"leaves",
"flowers",
"spores"
] | leaves | sciq |
6fda8ae5-2403-477c-8e31-55b015d25d32 | Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to what? | [
"speed",
"kinetic energy",
"net internal force",
"net external force"
] | net external force | sciq |
3bb9a124-6359-41af-91ba-d7db461dfa56 | What term describes a disease in which the immune system attacks the body’s own cells? | [
"acute",
"contagious",
"autoimmune",
"inflammatory"
] | autoimmune | sciq |
832c7264-8748-4457-ab6c-528e48f7eb3f | Flow of what can introduce alleles that are advantageous or ones that are disadvantageous? | [
"larvae",
"eggs",
"genes",
"babies"
] | genes | sciq |
a3028b92-81d8-4316-98f4-a13e73059273 | A life cycle continues through reproduction and what? | [
"example",
"development",
"response",
"mechanical"
] | development | sciq |
c61b5dcf-ff9f-4daf-b819-0924231b324c | Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a? | [
"chloroplast",
"brain",
"cell wall",
"plasma membrane"
] | plasma membrane | sciq |
2b348838-4b2d-4044-b62f-f16e2b1bdeae | When zinc metal is mixed with sulfur and heated, what is produced? | [
"extraction sulfide",
"methane sulfide",
"zinc sulfide",
"iron"
] | zinc sulfide | sciq |
59bbbdc9-7bbd-4473-b089-8081a24af70b | What cage composed of 12 pairs of ribs, with their costal cartilages and the sternum, protects the heart and lungs? | [
"thoracic",
"lumbar",
"cervical",
"sacral"
] | thoracic | sciq |
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