id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
a33007c2-a9f4-4582-b6c7-ea95b5bd1deb | Conduction from the core has what effect on the lower mantle? | [
"it makes it rotate",
"it vibrates it",
"it heats it",
"it cools it"
] | it heats it | sciq |
4aedcb11-5819-4bad-a92f-10267798021c | What is the measure of the amount of energy found in sound waves? | [
"intensity",
"density",
"frequency",
"decibels"
] | intensity | sciq |
d9661105-cc6c-42ea-a228-26991322135f | What theory explains most of the features of earth’s surface? | [
"Big Bang theory",
"string theory",
"plate tectonics",
"flat earth theory"
] | plate tectonics | sciq |
2713d51e-6812-48fd-8809-45fd263caa49 | What part of a person with myopia is longer than normal? | [
"eye",
"neck",
"arm",
"leg"
] | eye | sciq |
dea9e139-4943-4cd6-891b-a93ec0fa4eda | The anodes in each cell of a rechargeable battery are plates or grids of lead containing spongy lead metal, while the cathodes are similar grids containing powdered what? | [
"carbon dioxide",
"coal",
"lead dioxide",
"straight dioxide"
] | lead dioxide | sciq |
9626f300-8c21-4316-96b8-2bc937fff8b8 | In science, what is supported by much evidence, widely accepted by credible scientists, and unlikely to be disproved? | [
"law",
"theory",
"hypothesis",
"concept"
] | theory | sciq |
35161813-6ec0-4766-8180-66dad19bfb1f | Life on earth is carbon-based. organisms need not only energy but also carbon ________ for building bodies? | [
"ions",
"atoms",
"monoxide",
"crystals"
] | atoms | sciq |
2f4ed7dc-b104-4ee6-a6c2-1777a347b183 | A crater can usually be found on the top of what kind of volcanoes? | [
"Shield",
"composite",
"Dome",
"Compound"
] | composite | sciq |
34e2d0b7-3b5e-44c9-9ad2-cb10c69e5f15 | Portal veins carry blood between what? | [
"pairs of capillary beds",
"digestive organs",
"arteries",
"chambers of the heart"
] | pairs of capillary beds | sciq |
442ef091-20b6-49bd-9cf2-934cb086288f | Viruses depend on what type of cells? | [
"immune system cells",
"blood cells",
"anchor cells",
"host cells"
] | host cells | sciq |
77e611e6-a27f-45b5-bb32-c743c5053922 | Silver and ordinary table salt are two examples of chemical what? | [
"microbes",
"substances",
"organism",
"impurities"
] | substances | sciq |
cbaf2f3e-719c-42e2-9a53-d0746aaa7cd4 | What do we call the system of classification consisting of a hierarchy of groupings called taxa? | [
"crocodilian system",
"linchpin system",
"lamarckian system",
"linnaean system"
] | linnaean system | sciq |
db85644f-bedd-4f28-a128-e0f5e32c10dc | Which disease causes cells to divide out of control | [
"cancer",
"arthritis",
"autoimmune diseases",
"mutation"
] | cancer | sciq |
59d67e0d-d7c8-491b-aa61-05a9009c1544 | Animal cells grow mainly by synthesizing protein-rich cytoplasm, a process that is described as expensive in what way? | [
"metabolically",
"synthetically",
"calorically",
"time spent"
] | metabolically | sciq |
8554bb29-2f77-4837-a793-512cc38d533e | Where is the cell wall located? | [
"in the chloroplast",
"outside cell membrane",
"in cell membrane",
"in the mitochondria"
] | outside cell membrane | sciq |
609db348-cd6f-464c-9b2d-6bd95c67dd43 | Some protists hunt their food or act as what? | [
"parasites",
"mammals",
"reptiles",
"bats"
] | parasites | sciq |
3d528950-4f3c-4266-b831-185fcf55dee0 | Name what nutrient cycling is strongly regulated by. | [
"vegetation",
"sunlight",
"elevation",
"abundance"
] | vegetation | sciq |
69ee257b-4f62-4f88-bb74-3a4a115207e3 | Why must values of specific heat be looked up in tables? | [
"difficult to calculate",
"difficult to memorize",
"difficult to understand",
"lack of formulas"
] | difficult to calculate | sciq |
227fb3fd-37a3-4ef2-a497-72b8aac08a36 | What is the method of evolution by which advantageous heritable traits become more common over generations? | [
"same selection",
"flow selection",
"artificial selection",
"natural selection"
] | natural selection | sciq |
bf3ccea3-dc7c-4e66-bce6-00ccb1133b2e | Electrons move, but they aren’t destroyed. this is the law of conservation of what? | [
"matter",
"energy",
"charge",
"cost"
] | charge | sciq |
9c28150e-bfb6-40b0-b8c9-57e1a8c28d9d | What type of orbitals do electrons in successive atoms on the periodic table tend to fill first? | [
"orbital lobes",
"low-energy",
"high energy",
"outer orbitals"
] | low-energy | sciq |
aef346c8-8031-45e0-9007-f5a305a552bb | What is used as a vector for gene insertion in ex vivo gene therapy? | [
"bacteria",
"typhus",
"penicillin",
"virus"
] | virus | sciq |
676e4096-58ba-472d-aa11-e20615890d2c | In artificial passive immunization, which items from an immune animal are injected into a nonimmune animal? | [
"parasites",
"antibodies",
"allergies",
"platelets"
] | antibodies | sciq |
5e1c268f-6d4c-4d65-9f8a-857581f8a1a8 | What kind of solids are gummi bears or taffy? | [
"candy solids",
"amorphous solids",
"imperative solids",
"phenomena solids"
] | amorphous solids | sciq |
9e8944be-133e-4f67-88c4-74ae412b7260 | In the freshwater flatworms, protonephridia serve chiefly in what? | [
"enculturation",
"thermoregulation",
"excretion",
"osmoregulation"
] | osmoregulation | sciq |
097cbbdf-86e4-4958-aab1-0fb7c0fa946b | What is contained in the skin of brightly colored poison dart frogs? | [
"acid",
"toxins",
"spores",
"poison"
] | toxins | sciq |
f6938019-52d4-41cf-937c-052f630748fd | What is the exchange of plasmids by prokaryotes called? | [
"artificial transfer",
"transcription",
"biochemical transfer",
"genetic transfer"
] | genetic transfer | sciq |
5ef85a5f-6280-4d98-a040-5e71a1c26071 | What do we call the study of rock layers? | [
"geology",
"stratigraphy",
"sedimentary",
"mineralogy"
] | stratigraphy | sciq |
09d6b8d2-aa09-4879-ace5-7fd43d356410 | What are single-celled organisms that lack a nucleus called? | [
"eukaryotes",
"fungi",
"protists",
"prokaryotes"
] | prokaryotes | sciq |
55f22946-bc47-4827-8ee5-1e501fb8cad7 | The distance that light can travel in a year is known as what? | [
"beam year",
"earth year",
"solar year",
"light year"
] | light year | sciq |
3bb0504d-0154-4819-aac8-365d37bbb21a | Scientists who find and study fossils are called what? | [
"anthropologist",
"biologists",
"paleontologists",
"geologists"
] | paleontologists | sciq |
00fa0400-5d1c-4f5c-be49-be0afee63fb9 | What is it called when feces move along the colon too slowly? | [
"diarrhea",
"respiratory",
"relaxation",
"constipation"
] | constipation | sciq |
9f9e14f2-952e-4d76-80fd-3f26286d50d0 | What is the process in which a solid changes directly to a gas called? | [
"vaporization",
"condensation",
"sublimation",
"solidification"
] | sublimation | sciq |
83f83285-6429-453c-b2b1-546c4e0b0924 | What part of the atmosphere is the heat source? | [
"ionosphere",
"magnetosphere",
"troposphere",
"stratosphere"
] | stratosphere | sciq |
bea524e5-c058-4574-8ad4-60d0e8f57da5 | Some mutations lead to new versions of proteins that help organisms adapt to changes in their environment and are essential for evolution to occur. what are these mutations known as? | [
"evolutionary mutations",
"beneficial mutations",
"superficial mutations",
"provisional mutations"
] | beneficial mutations | sciq |
12ee1c53-cf27-4c7f-82d9-56897255953a | What is the only substance on earth that is stable in all three states? | [
"water",
"mercury",
"carbon",
"air"
] | water | sciq |
8e46d0b9-004f-49e3-a4ca-9d2b38b72796 | What is the process whereby excess water and waste is removed from the body? | [
"diffusion",
"excretion",
"filtration",
"exhalation"
] | excretion | sciq |
d75c7a62-1530-4fc9-b610-1dd47be0c8a5 | What cellular structure moves molecules between locations inside the cell? | [
"capillaries",
"dna vesicles",
"transport vesicles",
"transport vessels"
] | transport vesicles | sciq |
5f8433b7-4d3f-4db8-9b83-849dd08614dd | What causes a meteoroid to vaporize after it enters the atmosphere? | [
"friction with atmosphere",
"spontaneous combustion",
"atmospheric pressure",
"gravitational pull"
] | friction with atmosphere | sciq |
3388ec24-e2fd-414b-97e0-588fe81a0e82 | How is the radioactive decay measured? | [
"alpha emission",
"half-life",
"carbon dating",
"quarter-life"
] | half-life | sciq |
495bfc80-afad-4c20-9d45-d5528e815f7f | What term means a reproductive cell, like the human egg in females? | [
"embryo",
"zygote",
"gamete",
"sperm"
] | gamete | sciq |
e73d833b-e701-4013-ac1f-69cc852e6a98 | Veins are blood vessels that carry blood toward what? | [
"extremities",
"brain",
"heart",
"lung"
] | heart | sciq |
be927d36-e169-413b-8be6-3273906df2a9 | The spin quantum number describes the spin for a given what? | [
"electron",
"ion",
"element",
"proton"
] | electron | sciq |
f756183d-dc26-4543-90ed-8810d18c1f48 | What fuels provide most of the energy used worldwide? | [
"hydroelectric",
"solar",
"fossil",
"renewable"
] | fossil | sciq |
72008040-4a50-481c-89d4-d2c2f4f61f7c | What instruments used in guidance systems to indicate directions in space must have an angular momentum that does not change in direction? | [
"gyroscopes",
"elevators",
"magnets",
"actuators"
] | gyroscopes | sciq |
acc5bcc4-4b94-4559-bd93-ce677a8562bf | What are the deepest places on earth? | [
"deep sea caves",
"deep sea resonances",
"deep sea trenches",
"deep sea diversions"
] | deep sea trenches | sciq |
0764fbdf-42c6-453a-a9d2-a67dbce32370 | While the chromosome is replicating, the cell does what? | [
"elongates",
"shrinks",
"propagates",
"diffuses"
] | elongates | sciq |
65faeff2-09a4-45b4-998b-6e05991e6186 | On the origin of species is a book by darwin that spells out what theory? | [
"theory of the computation",
"theory of evolution",
"theory of reproduction",
"theory of the universe"
] | theory of evolution | sciq |
b0143de8-6924-4a14-b4ab-c705d5fc265d | After an adaptive defense is produced against a pathogen, typically plasma cells first secrete immunoglobin, which constitutes about ten percent of all what? | [
"parasites",
"antibodies",
"hormones",
"allergies"
] | antibodies | sciq |
aba3ca02-ca62-44c2-b9e9-7590090ee7bf | Solar and wind are still expensive compared to what? | [
"batteries",
"coal fuels",
"electricity",
"fossil fuels"
] | fossil fuels | sciq |
46b7d2c0-4509-46f0-898c-0718461c559e | The pollen tube discharges two sperm into the female gametophyte after what occurs? | [
"excrement",
"hibernation",
"evolution",
"pollination"
] | pollination | sciq |
2ca92e42-b6b4-40bb-92cf-eb8b15eb623c | Steel, bronze, and brass are good examples of what? | [
"metalloids",
"alloys",
"salts",
"elements"
] | alloys | sciq |
44ee2c28-3c41-40ba-99c7-b0fb5bb0af85 | Most hydrozoa have both polyp and what forms in their life cycle? | [
"globular",
"hydra",
"medusa",
"polypoid"
] | medusa | sciq |
87472dc0-4024-49d5-8fba-be8d15f32b9d | Mammalian lungs are located in what cavity, where they are surrounded and protected by the rib cage, intercostal muscles, and chest wall? | [
"ventral",
"thoracic",
"abdominopelvic",
"dorsal"
] | thoracic | sciq |
e59343af-f60a-46e1-a650-75e80c871ce2 | Segmented worms have a digestive,nervous and what type of system? | [
"pulmonary",
"vascular",
"lymphatic",
"circulatory"
] | circulatory | sciq |
f35cda88-0673-4c2b-8c95-b676b4f1301a | In what route do water and solutes move along the continuum of cytosol? | [
"hydrophylic",
"hydrophobic",
"nonvascular",
"symplastic"
] | symplastic | sciq |
a37b58ca-4277-455c-ad1a-ea1f3fd6ebf3 | Atomic orbitals are populated with what subatomic particles? | [
"atoms",
"neurons",
"electrons",
"protons"
] | electrons | sciq |
6416a432-c11c-4385-a88c-fbc9c5c380a6 | Which law refers to the electron charge remaining the same during transfer? | [
"law of construct of charge",
"law of conservation of charge",
"law of change",
"law of conservation of speculation"
] | law of conservation of charge | sciq |
097036fd-7610-489f-8511-9fbf83223d32 | Hotspots can be used to tell the speed and direction that what object is moving? | [
"glaciers",
"plates",
"electrons",
"crystals"
] | plates | sciq |
713a900f-b3e6-4c08-bd3a-6572f3c44d8b | Does overhead irrigation or drip irrigation use less water? | [
"drip irrigation",
"constant flow",
"mist irrigation",
"stream irrigation"
] | drip irrigation | sciq |
0dda3450-d161-4c0e-ab7b-f618c5500ec6 | Stis are diseases caused by what that spread through sexual contact? | [
"parasites",
"amoeba",
"ecosystems",
"pathogens"
] | pathogens | sciq |
8525cedd-5827-497d-9cfe-7c389087bb4c | The heart is a muscular organ that pumps blood through which system? | [
"pulmonary",
"endocrine",
"nervous",
"circulatory"
] | circulatory | sciq |
e1ccddea-74cb-4c67-b9b2-b0868c96beed | Being dependent on adults for a long maturation period allows young primates ample time for what? | [
"sleeping",
"socialization",
"attachment",
"learning"
] | learning | sciq |
8c80a2b2-843c-4555-935a-a2d628569189 | What process can be triggered by a burst of ethylene production in the fruit? | [
"pickling",
"ripening",
"hardening",
"drying"
] | ripening | sciq |
7def1bdf-c782-4b28-b1e7-6f8d3324074d | What is a sac-like organ that stores urine? | [
"the urinary liver",
"the urinary bladder",
"the small intestine",
"the colon"
] | the urinary bladder | sciq |
470c7f41-79e4-4c40-8fdd-86b2b0469b83 | When the pressure waves from the scala move the basilar membrane, the tectorial membrane slides across the what? | [
"cytoplasm",
"keratin",
"stereocilia",
"dendrites"
] | stereocilia | sciq |
28426b36-eeec-4155-8121-2bbca82c048c | What are surface currents generally caused by? | [
"minor wind belts",
"major wind belts",
"major steam belts",
"major humidity belts"
] | major wind belts | sciq |
828fce7a-9321-4ad7-9d2e-4a42322bd685 | What helps cells take up glucose from the blood? | [
"estrogen",
"hemoglobin",
"oxygen",
"insulin"
] | insulin | sciq |
9811197c-527f-4ea0-9c84-acd76a8db716 | What is the term for potential energy due to the position of an object above earth? | [
"gravitational indication energy",
"gravitational recovery energy",
"gravitational potential energy",
"gravitational pull energy"
] | gravitational potential energy | sciq |
6193d03a-b93c-4d1f-9050-171ef68920e7 | What type of engineers influence community structure through their effects on the physical environment? | [
"ecosystem engineers",
"civil engineers",
"mechanical engineers",
"electrical engineers"
] | ecosystem engineers | sciq |
dfedb21b-36d3-4d7a-9cdd-7ebcb855deb7 | The atomic number defines the identity of what? | [
"neutralized molecule",
"atomic reaction",
"periodic table",
"element"
] | element | sciq |
39a6d701-5994-4819-aad8-e7256985608f | The nuclei of radioisotopes are unstable, so they constantly decay and emit what? | [
"chemicals",
"moisture",
"radiation",
"acid"
] | radiation | sciq |
80437f5d-264a-4aad-9404-59090921dc22 | Parthenogenesis is the most common form of what in animals that at other times reproduce sexually? | [
"budding",
"asexual reproduction",
"cell division",
"sexual dimorphism"
] | asexual reproduction | sciq |
f76b742c-df34-4487-a9e7-2463ec5df91e | What kind of fossils are excellent markers for correlating the ages of sedimentary rocks? | [
"euglena",
"foram",
"agonum",
"vertiscom"
] | foram | sciq |
fee38a48-801c-4a04-b445-06044cb5c766 | Gated ion channels have a central role in what system's function? | [
"nervous",
"endocrine",
"generous",
"skeletal"
] | nervous | sciq |
8f39d27b-c0b8-475b-8e2c-753f946b69e5 | Energy that the sun and other stars release into space is called what? | [
"kinetic energy",
"static energy",
"mechanical energy",
"electromagnetic energy"
] | electromagnetic energy | sciq |
05603f90-aae3-443c-9960-bbf5bc17c2d5 | Hydrogen gas is generated by the reaction of nitric acid and what else? | [
"elemental iron",
"gaseous iron",
"martian iron",
"carbon"
] | elemental iron | sciq |
3e453102-7e51-439b-9c5f-ec081c20dcb0 | What is the top 200 meters of water in the ocean called? | [
"organelle zone",
"photic zone",
"thymic zone",
"over zone"
] | photic zone | sciq |
cd90cb83-3829-4e79-a990-70db76e87281 | Zinc is what kind of metal.? | [
"active transition metal",
"active move metal",
"active flow metal",
"passive stagnant metal"
] | active transition metal | sciq |
94a726c4-9d9b-4d9b-a91a-aa6740482024 | What do decomposers release when they break down dead organisms? | [
"carbon dioxide",
"nutrients",
"acids",
"methane"
] | nutrients | sciq |
c982357c-7cb8-4b9a-8c96-611c931d59a3 | Wavelengths are described by a unit of what? | [
"distance",
"speed",
"direction",
"weight"
] | distance | sciq |
3f478e4f-4598-4448-ad21-58f976b960be | Chlamydia, gonorrhea, and syphilis are examples of which type of sti? | [
"viral",
"non-contagious",
"bacterial",
"incurable"
] | bacterial | sciq |
2878d639-d0e0-4ecb-a223-5f4242de7f6f | Which process acts as a natural complement for cellular respiration? | [
"glycolysis",
"atherosclerosis",
"photosynthesis",
"absorption"
] | photosynthesis | sciq |
85d41ee4-f7ad-41b0-9782-6b55a80da045 | What are the only invertebrates that can fly? | [
"mammels",
"insects",
"amphibians",
"birds"
] | insects | sciq |
8aaae455-9f4c-4630-b106-f8fde9d78fc7 | What is the term for the cell fragments involved in blood clotting, which stick to tears in blood vessels and to each other? | [
"cells",
"droplets",
"molecules",
"platelets"
] | platelets | sciq |
1069587e-7de4-40b4-be32-ca6758c3c094 | What celestial body is often discovered because it causes a star to move or to dim? | [
"asteroid",
"exoplanet",
"comet",
"satellite"
] | exoplanet | sciq |
8019594e-5453-4c30-8258-8f45bfa7a120 | What shape is the lens of the eye? | [
"concave",
"spherical",
"convex",
"angular"
] | convex | sciq |
29d8a202-0c4f-4818-a4db-e6c118936e63 | What is the change frogs and butterflies go through? | [
"transformation",
"parthenogenesis",
"hiatus",
"metamorphosis"
] | metamorphosis | sciq |
6d7620a1-3c70-47fd-8439-57045f6cb447 | What term is used to describe the attractive force between molecules of the same substance? | [
"cohesion",
"magnetism",
"attraction",
"strength"
] | cohesion | sciq |
651834c3-94cf-4b7a-a8cf-f7df8840e242 | Where do archea live? | [
"in mammals",
"in the ocean",
"underground",
"everywhere"
] | everywhere | sciq |
0b7e6c12-ef2c-4924-ac78-8fcd714cff39 | What is the 'stuff' that all things are made of? | [
"matter",
"metal",
"plasma",
"minerals"
] | matter | sciq |
3e4654d5-7cda-41a1-97aa-600153f1e586 | What is the change of characteristics of living things over time? | [
"evolution",
"spontaneous mutation",
"generation",
"adaptation"
] | evolution | sciq |
30bd8b32-cff4-4fef-a062-338b49f50359 | What is the si unit for electric current? | [
"planck",
"joule",
"ohm",
"ampere"
] | ampere | sciq |
4c623039-bfcb-4316-a84f-a1927c72d032 | What abbreviated form refers to oxidation-reduction reactions, which are part of respiration and photosynthesis? | [
"redox reactions",
"oxid reactions",
"reflex reactions",
"morph reactions"
] | redox reactions | sciq |
702bd349-ff3b-4a02-966a-30d68425d9ea | In a cell cycle, what kind of regulator molecules allow advancement to the next stage? | [
"positive",
"strong",
"negative",
"similar"
] | positive | sciq |
49cc8539-6f64-4804-9347-4e6b17baee8a | What are kpa, atm, and mmhg measurement units for? | [
"temperature",
"velocity",
"pressure",
"weight"
] | pressure | sciq |
0bb7263d-aef2-4751-a6ae-1fbd7e7dfedb | Each month, starting in puberty, one egg matures and is released from where? | [
"ovary",
"uterus",
"pollen",
"testes"
] | ovary | sciq |
8cba79bd-fb2d-418c-bb80-a9c33cdd8a2b | Synostoses unite the sacral vertebrae that fuse together to form the what? | [
"permanent sacrum",
"young sacrum",
"adult sacrum",
"lower sacrum"
] | adult sacrum | sciq |
c8a7a966-1700-4232-9079-a7d0c0a6912a | What eliminates food wastes that remain after digestion takes place? | [
"liver",
"large intestine",
"small intestine",
"gall bladder"
] | large intestine | sciq |
726026ab-3e00-44a8-b09e-862e73f071d5 | What is the membrane that surrounds a fetus called? | [
"cell membrane",
"umbilical sac",
"umbilicus",
"amniotic sac"
] | amniotic sac | sciq |
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