id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
fbcbd8b4-0c0b-4acf-a7c0-369ebe86c5ee | What type of layers do animals' tissues develop from? | [
"cytoplasm",
"transgenic",
"embryonic",
"dermic"
] | embryonic | sciq |
2c520998-1f2f-483f-831c-7797d71ab5cb | Vectors along the same line can be what to one another like ordinary numbers? | [
"added",
"noted",
"lost",
"taken"
] | added | sciq |
71bbfcb8-7d3d-4f5a-aad3-8e41dd04b5ac | As a cell grows, its volume increases more quickly than its what? | [
"surface area",
"density",
"age",
"weight"
] | surface area | sciq |
7faf7343-c8a4-4788-8b02-745e899fbce7 | What is the term for an antibody that inappropriately marks self-components as foreign? | [
"compromised antibody",
"autoimmune antibody",
"rogue antibody",
"autoantibody"
] | autoantibody | sciq |
8b30d631-7171-446a-b44d-ab6980e7ef90 | What type of orbit do the planets make in the solar system? | [
"figure eight",
"conical",
"elliptical",
"vertical"
] | elliptical | sciq |
4a287aa1-0b52-4642-9960-8810489f2fd6 | In which part of the ear are the vibrations amplified by the malleus, incus, and stapes? | [
"inner ear",
"middle ear",
"outer ear",
"major ear"
] | middle ear | sciq |
1c910e85-a04b-4ae4-a041-17e060a19554 | What landform occurs most often along plate boundaries? | [
"volcanoes",
"sinkholes",
"geysers",
"dunes"
] | volcanoes | sciq |
5847f112-34c8-42f9-9f3b-b9d3d7a4d68b | Which type of glaciers form several unique features through erosion, including cirques, arêtes, and horns? | [
"icebergs",
"line glaciers",
"valley glaciers",
"deep glaciers"
] | valley glaciers | sciq |
e111d2ca-8b9a-4314-85f3-7668fecaf717 | What are the strongest chemical bonds? | [
"covalent and ionic bonds",
"weak and ionic bonds",
"mutual and stock bonds",
"curvature and ionic bonds"
] | covalent and ionic bonds | sciq |
7bb560c6-8644-4037-a4de-b35d60bbc3b9 | Bacteria break down the remains of digested food through a processed called what? | [
"oxidation",
"fermentation",
"synthesis",
"regulation"
] | fermentation | sciq |
679ae0b1-271a-425f-af53-b0e30b9ca637 | What is the term for the process in which water vapor changes to tiny droplets of liquid water? | [
"diffusion",
"condensation",
"dispersion",
"vaporization"
] | condensation | sciq |
ddd8884d-62fd-47f1-a63e-e5b2bbe5292a | Specialized features of populations of galápagos finches inspired what theory? | [
"evolution by isolation",
"evolution by force",
"evolution by natural selection",
"evolution by reaction"
] | evolution by natural selection | sciq |
056d5ed4-4d32-4df8-ba93-866237d8fbbe | In the equation for pressure, how is force expressed? | [
"meters",
"teraflops",
"newtons",
"pounds"
] | newtons | sciq |
724a58d9-bbaf-4cd0-97f5-f463d3153e36 | The radiocarpal and midcarpal joints are responsible for all movements of the hand and what other part of the body? | [
"foot",
"wrist",
"fingers",
"shoulder"
] | wrist | sciq |
77a14841-bc60-4f38-98c1-33802a9c4628 | Psip can be positive or negative relative to what kind of pressure? | [
"atmospheric",
"inertia",
"magnetic",
"manometric"
] | atmospheric | sciq |
2386d2bf-0360-40b1-919a-6a30a6aa2326 | Lava erupts through long cracks in the ground, also called what? | [
"ridges",
"fissures",
"crevasses",
"faults"
] | fissures | sciq |
e3f722a6-7f4e-47c3-8968-5b782253576a | What is the smallest aromatic hydrocarbon? | [
"benzene",
"sulfide",
"phosphate",
"furan"
] | benzene | sciq |
79c169ff-d7c6-40bf-9329-7b24e306a52b | Which type of tree loses its leaves each fall and remains leafless in the winter? | [
"conifer",
"annual",
"perennial",
"deciduous"
] | deciduous | sciq |
1b670d5f-559a-4005-ab8e-d8cc420fa78a | Water is a versatile solvent that can dissolve many ionic and polar molecular solutes to make what? | [
"sulfide solutions",
"aqueous solutions",
"sulfate solutions",
"chloride solutions"
] | aqueous solutions | sciq |
1ed6f472-cc70-4329-bb0b-f1d2513fd646 | Cigarettes are a major source of what kind of chemical substances linked with cancer? | [
"carcinogens",
"alkaloids",
"chemicals",
"pesticides"
] | carcinogens | sciq |
b1b8b526-0057-4fa9-9f9e-a14700abb1a2 | Does the force of magnetism increase or decrease as the distance between objects increases? | [
"increase",
"decrease",
"fluctuate",
"remain stable"
] | decrease | sciq |
bae0f3aa-5650-4d6d-bb83-072e7e273153 | What evolutionary concept emphasizes reproductive isolation? | [
"reproductive method concept",
"chemical species concept",
"toxic species concept",
"biological species concept"
] | biological species concept | sciq |
4aeb33c3-1969-497e-998b-c4803cea2ce5 | What do you call the transfer of thermal energy between particles of matter that are touching? | [
"convection",
"oxidation",
"conduction",
"activation"
] | conduction | sciq |
ae230b1b-007f-47e0-828b-11926bf84fef | What's the term for a cyclic hydrocarbon with a carbon-carbon triple bond? | [
"tricycloalkyne",
"bicycloalykne",
"cycloalkyne",
"bialkyne"
] | cycloalkyne | sciq |
b4f7fd03-4561-4ee1-9d8c-f2ad4f595cd5 | Osmosis is driven by the imbalance of what? | [
"evaporation",
"precipitation",
"isolation",
"water concentration"
] | water concentration | sciq |
812c5bc5-44d6-491a-b094-9a1e3e852ed5 | Chromosomes consist of what material made up of strings of dna? | [
"mitochondria",
"gray matter",
"rna",
"chromatin"
] | chromatin | sciq |
ad8673ed-e29c-43e6-99dd-c7e21391c5da | Are scissors simple or compound machines? | [
"simple",
"compound",
"neither",
"lever"
] | compound | sciq |
bf3cb59a-bf41-47a1-a311-30cccd5de10b | What type of isotopes have short half-lives and are given in very low doses? | [
"gasses",
"radionuclides",
"stable isotopes",
"radioisotopes"
] | radioisotopes | sciq |
326a8a05-625f-4c77-8946-e9af9e100800 | What is the multi-phase process in which the nucleus of a eukaryotic cell divides? | [
"fission",
"mitosis",
"cytokinesis",
"Osmosis"
] | mitosis | sciq |
65207ab9-68e0-4551-b5c3-06a2bb054da2 | What are microscopic vessels with very thin, porous walls? | [
"veins",
"valves",
"arteries",
"capillaries"
] | capillaries | sciq |
4730adc9-d3c7-4973-92ef-717f0e9b41e9 | Which part of a fish helps them breathe? | [
"layers",
"fins",
"pores",
"gills"
] | gills | sciq |
e96992d2-9017-447c-a022-06e5675f0eec | What produces hormones referred to as thymosins, which contribute to the development of the immune response in infants? | [
"thymus",
"pancreas",
"receptors",
"heart"
] | thymus | sciq |
1b37086c-db01-480a-a3c9-4070a5a30fd0 | Some of the biggest waves occur with what type of storm that forms over the ocean and brings high winds? | [
"tropical storm",
"hurricane",
"tropical depression",
"tsunami"
] | hurricane | sciq |
847a0f49-ede9-438a-a127-11849bfaebaf | In many species, display behaviors, like a gorilla beating on its chest, are used instead of actual physical attacks to show what? | [
"friction",
"dominance",
"aggression",
"stress"
] | aggression | sciq |
5f84e8c1-5f19-4931-9d67-a4bf8b818ed2 | What are the two types of vascular tissue? | [
"cytoplasm and ectoplasm",
"phloem and phlegm",
"ectoderm and phloem",
"xylem and phloem"
] | xylem and phloem | sciq |
bd7d6a4f-6688-4c37-8df5-967e613b99ac | Because heterotrophs cannot make their own food, what are they called? | [
"destroyers",
"consumers",
"customers",
"products"
] | consumers | sciq |
b6e6e645-1cdf-42e8-b968-8b484e1d32b2 | Nucleic acids contain the information needed for cells to make what? | [
"lipids",
"metabolytes",
"proteins",
"protons"
] | proteins | sciq |
6c51438f-b6fb-4fce-ba49-bd709896d4d0 | Unlike corals, jellyfish spend most of their lives as what? | [
"infants",
"medusae",
"cercariae",
"pupae"
] | medusae | sciq |
07887087-193d-4a1a-ab26-033dc3564fb6 | What are materials that eject electrons when illuminated with light called? | [
"illumination",
"photoemissive",
"fragmentation",
"photogenic"
] | photoemissive | sciq |
d1a52e0a-79bd-4a6f-a2a7-b1406de8bc50 | Hfcs are used as a replacement for what? | [
"gases",
"cfcs",
"pollutants",
"nitrofluorocarbons"
] | cfcs | sciq |
9d4bb301-f479-44c5-8d9e-f282f1056b1e | What has the burning of fossil fuels increased in the atmosphere? | [
"carbon dioxide",
"ozone",
"temperature",
"oxygen"
] | carbon dioxide | sciq |
35ac15d2-e4fb-4bb7-b10d-95ccfd00058f | In humans, the sperm cell is the only cell with what structure that enables motility? | [
"flagella",
"False Cell",
"eukaryotic",
"sporangia"
] | flagella | sciq |
d2e6aea3-70e3-4a50-8180-cc4d9f2e7d88 | Dispersal occurs only on what time scale? | [
"conventional",
"evolutionary",
"developmental",
"regular"
] | evolutionary | sciq |
6bd77ced-acec-4ef8-b567-65c1695102be | What type of feedback intensifies a change in the body’s physiological condition rather than reversing it? | [
"negative feedback",
"neutral feedback",
"positive feedback",
"susceptible feedback"
] | positive feedback | sciq |
1c9ab1de-98d4-4975-a394-058a32237f4b | What law explains why some objects float and some sink. | [
"montenegrins ' law",
"flanges ' law",
"newton's law",
"archimedes' law"
] | archimedes' law | sciq |
ab9fe7e2-0dd5-42a5-971e-90b932abd372 | What is the force of gravity called? | [
"mass",
"scale",
"pressure",
"weight"
] | weight | sciq |
66c43f57-bb81-4231-b98e-1928bc98effa | The structure of the human tail bone is called what? | [
"a vestigial structure",
"an artifact",
"a abnormal structure",
"a vital structure"
] | a vestigial structure | sciq |
f8ee5173-c866-4bf4-9df9-6e21462fee12 | Of course, a net external force is needed to cause any acceleration, just as newton proposed in his second law of what? | [
"gravity",
"speed",
"motion",
"land"
] | motion | sciq |
bf9d1580-55c7-48f1-bfea-3dcee6393a2a | The oldest fossil of land plants date back how many millions of years? | [
"430 million years",
"520 million years",
"470 million years",
"350 million years"
] | 470 million years | sciq |
917046e7-3c93-4473-8d54-e48a88c73c42 | What do young female meerkats act as in colonies? | [
"predators",
"babysitters",
"midwives",
"defenders"
] | babysitters | sciq |
b54b7eac-3e03-4884-8c5d-b7f669ce9cb2 | Since europeans settled in the united states, about what percentage of topsoil has eroded away? | [
"42 percent",
"10 percent",
"25 percent",
"33 percent"
] | 33 percent | sciq |
43a67d92-1563-4ca0-ba21-63ba5d3e161c | What is first year after birth is called? | [
"primary stage",
"infancy",
"adolescence",
"neonatal stage"
] | infancy | sciq |
39bf7b75-ed33-4ade-ace8-03334df97bda | What do you call a substance that cannot be separated into smaller pieces, which is also defined by the number of protons it has? | [
"electrol",
"atom",
"element",
"molecule"
] | element | sciq |
8dfd7a9c-b205-4d04-a261-d44861ca49b1 | A protective coating of zinc to prevent corrosion is applied to steel and other metals labeled what? | [
"polarized",
"galvanized",
"battered",
"corroded"
] | galvanized | sciq |
0844060f-34b3-4611-8169-97798eee7219 | How do bacteria reproduce? | [
"budding",
"nuclear fission",
"sexual reproduction",
"binary fission"
] | binary fission | sciq |
7e461d65-61e6-401f-9927-e43b4a8505ae | The pituitary gland is associated with what bodily system? | [
"nervous",
"endocrine",
"digestive",
"cardiovascular"
] | endocrine | sciq |
9db266ec-009e-4523-a707-3a0d4e711e71 | Why is it necessary to maintain proper levels of cations in intercellular fluids? | [
"keep cells healthy",
"cell division",
"for digestion",
"reverse homeostasis"
] | keep cells healthy | sciq |
19bfc881-ee4c-4135-8ab2-237cf77031fa | Evolving from a single common ancestor, what group of organisms was perhaps the dominant life form on earth 250 million years ago? | [
"acids",
"proteins",
"atoms",
"fungi"
] | fungi | sciq |
e3d98cbb-33e0-4fd5-a708-249658185c29 | What two forms can fluids take? | [
"vapor or gas",
"mixture or gas",
"water or gas",
"liquid or gas"
] | liquid or gas | sciq |
fde6c763-c229-4f79-bd86-a6fae55e1ebc | What are ionic compounds that produce hydroxide ions when dissolved in water? | [
"isotopes",
"bases",
"acids",
"enzymes"
] | bases | sciq |
64098849-f53e-4688-8480-20ddf0dc33a9 | When do end portions of two nonsister chromatids trade places? | [
"never",
"during respiration",
"at night",
"at every crossover"
] | at every crossover | sciq |
e3d6b196-2511-4a66-bdd8-055187ff1251 | Through which part of the body do most animals take in oxygen? | [
"mouth",
"rectum",
"ears",
"nose"
] | mouth | sciq |
8607b6cc-74fd-438d-aff7-43ee1dea19ce | Magma can be created when temperature rises, pressure lowers, or what else is added? | [
"water",
"sand",
"air",
"dirt"
] | water | sciq |
8f1be8d8-4675-4d3a-b933-6444636c639b | What is the rotational equivalent of a force? | [
"power",
"centripetal force",
"momentum",
"torque"
] | torque | sciq |
d0c90c3b-e01c-4acb-9cfc-8b3c2a0983df | What happens when when the immune system does not work properly? | [
"immunodeficiency",
"diabetes",
"anemia",
"stroke"
] | immunodeficiency | sciq |
79780ca9-177e-4791-a22f-05da4ab71dbe | What is the beneficial function to the body of sweating? | [
"regulating body temperature",
"pheromone release",
"diuretic effect",
"calorie loss"
] | regulating body temperature | sciq |
e58774eb-7ae8-4161-aed9-ed4f1b7e0a45 | What type of microscope is used to see extremely small objects? | [
"optical microscope",
"ultrasonic microscope",
"electron microscope",
"X-ray microscope"
] | electron microscope | sciq |
da7e606a-5180-4e74-abbf-379a59e2bdb7 | What is the most prevalent gas in the atmosphere, but not the most vital for life? | [
"carbon dioxide",
"argon",
"oxygen",
"nitrogen"
] | nitrogen | sciq |
76a45bd3-9e1b-4d9e-a0e8-dd562e6de2b7 | Why wouldn't a teakettle have an aluminum handle? | [
"it conducts heat",
"it is magnetic",
"it isn't washable",
"it absorbs light"
] | it conducts heat | sciq |
0a1e9b76-55f3-4633-9744-2f03133bf5a8 | What can help scientist gather information for an investigation? | [
"observations",
"variables",
"controls",
"conclusions"
] | observations | sciq |
6185a51d-575e-4755-a16c-dbb09f470531 | What do we call the region on the lung root formed by the entrance of the nerves at the hilum? | [
"heart plexus",
"brain plexus",
"renal plexus",
"pulmonary plexus"
] | pulmonary plexus | sciq |
f578b494-a81e-4036-9df0-58fdf83b1a84 | Both oxygen and glucose are transported within the body via what? | [
"heart",
"bone",
"blood",
"marrow"
] | blood | sciq |
4b47e243-262f-4860-9e7a-8713469350c7 | An increase in the body's cholesterol levels can lead to your arteries filling with what? | [
"fat",
"plaque",
"marble",
"triglycerides"
] | plaque | sciq |
096c6470-ced0-466a-ad0a-b78aa2f5590f | After citric acid forms, it goes through a series of reactions that release what, which is then captured in special molecules? | [
"metabolytes",
"hydrogen",
"energy",
"chlorophyll"
] | energy | sciq |
4c6708f6-d1e7-4b73-a593-2e348b90b392 | All chemical changes involve a transfer of what? | [
"energy",
"hydrogen",
"pressure",
"nitrogen"
] | energy | sciq |
399b77a7-cea5-4336-885d-f1672279defd | The normal response of the respiratory system to elevated ph is to increase the amount of what in the blood? | [
"acid",
"glucose",
"red blood cells",
"co2"
] | co2 | sciq |
abcdccb2-dbdb-4fba-af6f-edf34ebc6b63 | What part of an atom is electrically neutral? | [
"electrons",
"protons",
"newtons",
"neutrons"
] | neutrons | sciq |
b602b122-eace-41e3-a17d-d96c6b2734a9 | Bar, circle, and line are all types of what? | [
"graphs",
"maps",
"algorithms",
"theories"
] | graphs | sciq |
436fa2ad-4046-42c6-9d4b-ddaf1390e4a0 | Unlike eukaryotic cells, dna and rna synthesis in prokaryotic cells occurs together with synthesis of what? | [
"mutation",
"membrane",
"protein",
"fruit"
] | protein | sciq |
7d5224d7-24c4-4ec3-9b92-d2130a1872b4 | What type of bacteria are sometimes used as weapons of bioterrorism? | [
"avian",
"pathogenic",
"carcinogenic",
"hypothermic"
] | pathogenic | sciq |
a7498a1f-77dd-49b9-8b1e-063877ccc988 | What is the name of a joint in which one bone rotates in relation to another bone? | [
"hinge",
"pivot joint",
"ball and socket",
"gliding"
] | pivot joint | sciq |
35f3157c-7e50-461a-b0c0-7a2d4af88048 | Cirrus, stratus, and cumulus are types of what? | [
"storms",
"slopes",
"clouds",
"plants"
] | clouds | sciq |
fff19427-8e4d-4353-912b-352c44998a8a | What is a buildup of electric charges on objects? | [
"static",
"potential",
"wattage",
"conduction"
] | static | sciq |
5e2ba351-daae-4696-b2b7-201a006b89f2 | Where do you find the greatest biodiversity? | [
"in the tundra",
"at the poles",
"in the tropics",
"in shallow lakes"
] | in the tropics | sciq |
ab28b845-a93a-4bb5-8c17-5e9883a6767e | The ostwald process is the commercial method for producing what? | [
"citric acid",
"nitric acid",
"deoxyribonucleic acid",
"chlorine"
] | nitric acid | sciq |
d62f30aa-4a86-4e92-b723-174e4ec7f093 | What includes the bones and cartilage? | [
"skeleton",
"lungs",
"skull",
"fossil"
] | skeleton | sciq |
a59c8e7d-7210-4bec-b1a3-902beba46148 | What type of constraints are placed on technological design? | [
"legal and social",
"physical and social",
"moral and legal",
"physical and legal"
] | physical and social | sciq |
faf507a5-2e25-436c-8b21-07cf2094933a | What cycle is the second stage of cellular respiration? | [
"glycolysis",
"krebs cycle",
"sodium potassium pump",
"electron transport chain"
] | krebs cycle | sciq |
68a0b234-ef4a-49a5-9eb8-4a39fdea197d | What phenomenon can cause a protein in an organism to be made incorrectly? | [
"evolution",
"allele",
"heredity",
"mutation"
] | mutation | sciq |
55ff84bb-104f-49f7-b26b-94cd3d98fd3f | What are mid-wavelength electromagnetic waves commonly referred to as? | [
"x-rays",
"gamma rays",
"electricity",
"light"
] | light | sciq |
afb2d4db-b2b4-4b00-9a3e-b322bbfc8fa7 | Bronchial tubes in the lungs branch into ever-smaller structures, finally ending in alveoli. the alveoli act like what? | [
"springs",
"filters",
"bellows",
"tiny bubbles"
] | tiny bubbles | sciq |
7d8e7066-a410-4ebd-ba57-24479627a2cc | What can be used to accelerate the rate at which chemical reactions occur? | [
"components",
"protein",
"hormones",
"enzymes"
] | enzymes | sciq |
b7e528b7-c74b-49da-9f42-776440ae52a7 | Air temperature changes as what increases? | [
"pressure",
"density",
"altitude",
"salinity"
] | altitude | sciq |
acf93911-346e-47a0-8e85-4e0dbf2802a7 | What happens to energy in a closed system? | [
"is wasted",
"is conserved",
"is destroyed",
"is replicated"
] | is conserved | sciq |
ab26cbff-b977-4aa6-bf8c-8c70a2258f95 | What are magnetites naturally attracted to? | [
"stone",
"glass",
"aluminum",
"iron"
] | iron | sciq |
56e58c9e-b1e6-49d1-b3e3-3e5a1c10b833 | The visceral senses are most often below the limit of conscious perception because they are involved in this? | [
"homeostatic regulation",
"subtle regulation",
"sensory balance",
"homeostatic manipulation"
] | homeostatic regulation | sciq |
93da5387-d043-40b1-9fc9-2c1fcbe8501b | The ideal gas law does not require that the properties of what? | [
"gas change",
"transit change",
"copper change",
"liquid change"
] | gas change | sciq |
644bc454-a633-4753-85e5-3061c0ad1cbf | Vertebrates lacking what structures often use lungs for gas exchange? | [
"spores",
"nostrils",
"pores",
"gills"
] | gills | sciq |
c83eb50e-3152-4b68-a8d8-2598575783af | What "kind" of water may take longer to become contaminated than surface water, while the natural cleaning process may take longer? | [
"spring water",
"lake water",
"dam water",
"groundwater"
] | groundwater | sciq |
88ccedde-937f-4393-8a35-7457c4be1698 | Long-term storage of what element occurs when matter from living organisms is buried deep underground and becomes fossilized? | [
"hydrogen",
"Nitrogen",
"carbon",
"oxygen"
] | carbon | sciq |
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