id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
e07310ab-7a58-4f02-8546-d37ae3a1442a | Which has a higher metabolic rate, a mouse or an elephant? | [
"elephant",
"rabbit",
"mouse",
"rat"
] | mouse | sciq |
b7254abe-e6c3-4c6c-bd07-25a7931ca1e8 | The bony socket that houses the eyeball and associated muscles is called? | [
"glenoid fossa",
"cavity",
"orbit",
"acetabulum"
] | orbit | sciq |
0f397978-1a81-4656-ba15-2cedd19199d8 | Where does the energy produced by plants come from? | [
"sunlight",
"evaporation",
"groundwater",
"animals"
] | sunlight | sciq |
3e58ca42-1944-442d-b4d9-c23f127742c5 | Humans cannot digest what primary structural material of plants, which is one of the most abundant organic substances on earth? | [
"cellulose",
"sulfur",
"zinc",
"carbonate"
] | cellulose | sciq |
4f92991d-7d9b-405c-801a-f85af44356cc | The cell walls of what organisms are strengthened by chitin, unlike plant cell walls, which contain cellulose? | [
"bacterium",
"yeast",
"virus",
"fungi"
] | fungi | sciq |
8aece34a-4d94-4246-9633-49c405789ed5 | What three parts is the earth divided into? | [
"troposphere, atomosphere, xerosphere",
"crust, mantle, core",
"crust, core, magma",
"oceans, land, air"
] | crust, mantle, core | sciq |
fcb00606-33d1-4d24-90fd-9abd431501b3 | Ac is better than dc for doing what? | [
"cooking electrcal energy",
"storing electrical energy",
"transporting electrcal energy",
"stopping electrical ebergy"
] | transporting electrcal energy | sciq |
05891b7f-aa54-4c05-9165-3fa01a2da3fd | What arises due to crossing over, independent assortment, and the random union of gametes? | [
"recessive variation",
"genetic variation",
"susceptible variation",
"alternative variation"
] | genetic variation | sciq |
7f9e7ad6-84d1-4f9c-be64-45f6bfab8ca3 | Myofibrils are long cylindrical structures that lie parallel to and run the entire length of what fibers? | [
"heart muscle fibers",
"uplift muscle fibers",
"luminous muscle fibers",
"skeletal muscle fibers"
] | skeletal muscle fibers | sciq |
32c8abce-0186-4eb7-a367-1128425b65af | Hydrogen atoms form only one covalent bond because they have only one have one of what to pair with it? | [
"Water electron",
"modular electron",
"loops electron",
"valence electron"
] | valence electron | sciq |
512fb640-641c-4347-b9c8-be2687621872 | The ionic end of a detergent can either be a sulfate or what? | [
"sulfonate",
"molecule",
"phosphate",
"calcite"
] | sulfonate | sciq |
65ba4ba2-f9e6-4c70-ad6b-7cf8125c5d0f | The inside of the small intestine has many folds, called villi. microvilli are lined with blood vessels as well as lymphatic vessels. the inside of the small intestine is called this? | [
"lumen",
"porous",
"osmotic",
"reticular"
] | lumen | sciq |
3cb120c7-e6b1-4786-8a73-350bfe96d8cd | Why do fish have short esophaguses? | [
"no mouths",
"no lungs",
"no intestines",
"big tail"
] | no lungs | sciq |
e8fcfbc6-35ea-4b6d-a032-8bb3841ce2dc | What broad animal group is thought to have evolved from theropod dinosaurs around 150 million years ago? | [
"mammals",
"insects",
"reptiles",
"birds"
] | birds | sciq |
7b0f25e9-30f5-47d4-97d3-a133e2cc3f65 | During evolution, something happened to increase the size of what organ in humans, relative to that of the chimpanzee? | [
"lung",
"stomach",
"liver",
"brain"
] | brain | sciq |
2277702e-9bae-41f4-a875-98adf321a635 | What is the protein in red blood cells which transports oxygen around the body? | [
"hematocrit",
"hydrogen",
"plasma",
"hemoglobin"
] | hemoglobin | sciq |
8548af8a-3f69-49fe-af34-fbe5f996ee25 | The glass hydrometer is filled with air and weighted with lead at the bottom. it floats highest in the densest fluids and has been calibrated and labeled so that you can read this from it? | [
"specific gravity",
"volume",
"density",
"mass"
] | specific gravity | sciq |
1e7797e2-2729-4c14-a47b-e23ea74a8e0e | What system provides a major route for heat flow between the interior and exterior of the body? | [
"nervous system",
"respiratory system",
"the circulatory system",
"excretory system"
] | the circulatory system | sciq |
ddd28108-88c0-42cf-b8f0-0609290a045a | Organs involved in digestion that do not have food pass through them are called? | [
"accessory organs",
"layer organs",
"vestigial organs",
"bypass organs"
] | accessory organs | sciq |
c424b5a9-8d2d-4175-bb76-38a881512bd3 | At a synapse, what objects are released to carry a nerve impulse from one neuron to the next? | [
"microorganisms",
"viruses",
"neurotransmitters",
"receptors"
] | neurotransmitters | sciq |
376b0f12-4052-4e07-ba47-a9e853ac85f2 | All cells have a jellylike substance in which subcellular components are suspended. what is that substance? | [
"glycerol",
"plasma",
"cortisol",
"cytosol"
] | cytosol | sciq |
c443b476-975d-4827-ae19-29431590068e | In physics, when one subtracts the frictional force from the applied force what is the result? | [
"quarter force",
"rolled force",
"net force",
"kinetic force"
] | net force | sciq |
29ac64e9-652f-4633-a05c-0ea8f93a7201 | What is the term for the force that brings objects toward the earth? | [
"gravity",
"centrifugal",
"weight",
"light"
] | gravity | sciq |
61254e56-b565-4cba-808f-ac4beb2b6643 | Skyscrapers and other large structures built on soft ground must be anchored to what, located below the ground surface? | [
"ocean floor",
"water table",
"bedrock",
"groundwater"
] | bedrock | sciq |
ed998f13-d47f-4c14-b0fe-9c6e3ee88193 | When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in what? | [
"surface",
"weight",
"diameter",
"height"
] | diameter | sciq |
f30a768d-f88a-41b1-880c-88e3ef9d1a38 | Ingestion and propulsion are the first two steps in which process that describes how humans process and consume food? | [
"digestion",
"regeneration",
"absorption",
"respiration"
] | digestion | sciq |
7c8a77b1-ee86-4cbe-99e3-7663e79720e9 | Which fish has a round sucker used to suck the blood of other fish? | [
"abalone",
"lamprey",
"shark",
"moray"
] | lamprey | sciq |
91bf9431-8897-4552-a82a-e12bcf9d51e9 | What type of change is undergone when the physical properties of a substance are changed? | [
"genetic",
"atmospheric",
"thermal",
"physical"
] | physical | sciq |
0a99e650-e745-4e9e-8578-324365b709a8 | Digestive enzymes are released, or secreted, by the organs of which body system? | [
"endocrine system",
"nervous system",
"digestive system",
"urinary system"
] | digestive system | sciq |
e0032823-f339-4be9-a8b0-ccd25720c03b | When water is aerated it can provide a plant's roots with what gas for cellular respiration? | [
"carbon dioxide",
"carbon",
"oxygen",
"nitrogen"
] | oxygen | sciq |
63c9d311-1244-4b79-a0ff-d51d16a28f7c | Where on a jellyfish is the mouth opening located? | [
"top",
"left side",
"underside",
"right side"
] | underside | sciq |
5f7392da-8483-4675-a700-6e53a44d34ce | Calcium ion is an example of what kind of messenger? | [
"first",
"fourth",
"third",
"second"
] | second | sciq |
965dbfee-54f6-4ca6-bde2-fc516d936840 | Aspirin and ibuprofen reduce pain by inhibiting the synthesis of what? | [
"lipids",
"hormones",
"triglycerides",
"prostaglandins"
] | prostaglandins | sciq |
b1100d34-1337-43fb-9c4d-5cbd6aade8cd | What unit do astronomers use to describe distances in space? | [
"gravity years",
"light months",
"quantum years",
"light years"
] | light years | sciq |
ee5a6adc-57a9-4c98-a62f-37492b7a533f | What is the process by which water moves through semi-permeable membranes from one part of the body to another? | [
"diffusion",
"osmosis",
"mitosis",
"electrolysis"
] | osmosis | sciq |
98c95cfe-4a15-4eb0-9513-a19d19424fcf | What is the phenotypic range of a particular genotype called? | [
"natural selection",
"norm of reaction",
"range of motion",
"diversity"
] | norm of reaction | sciq |
920bab60-e0a3-459d-be61-1950cbfb121e | What cells are the basis of nervous tissue? | [
"lipocytes",
"neurons",
"erythrocytes",
"osteoclasts"
] | neurons | sciq |
968d55d2-6174-44bd-9158-1330da5d6600 | Pure carbon can exist in different forms, depending on how its atoms are arranged. the forms include diamond, graphite, and what else? | [
"calcites",
"lead",
"ligands",
"fullerenes"
] | fullerenes | sciq |
ba482461-98b0-42ae-ba24-4e55b00373c9 | Which cavity, filled with lubricating serous fluid, lies between the epicardium and the pericardium? | [
"pericardial cavity",
"thoracic cavity",
"cranial cavity",
"oral cavity"
] | pericardial cavity | sciq |
cfbd331c-da02-4e80-9c0a-6b9251b83bec | What part of the male reproductive system is involved with the most common disorders? | [
"the testes",
"the ureter",
"the glans",
"the penis"
] | the testes | sciq |
d7251eb8-86ae-4750-a6b1-5fd3b8d6474a | Layers of what create a volcano? | [
"crust",
"limestone",
"lava",
"rock"
] | lava | sciq |
876351b4-3a9f-46c0-9985-b7c96cdf8e0d | In amphibians, reptiles, birds, and mammals, blood flow is directed in two circuits: one through the lungs and back to the heart, which is called what? | [
"pulmonary circulation",
"systemic circulation",
"sensory circulation",
"metabolic circulation"
] | pulmonary circulation | sciq |
ecf1c3a7-7bcf-4509-8f8c-9b7048f2e0f9 | Non-human organisms that mainly consume plants/other primary producers are known as what? | [
"herbivores",
"omnivores",
"carnivores",
"amphibians"
] | herbivores | sciq |
71eb95fe-15f4-4ac8-83c0-7ee2c4a73402 | In the microbiology lab, what technique refers to the procedures that are carried out under sterile conditions? | [
"ionization",
"personal hygiene",
"experimental control",
"aseptic"
] | aseptic | sciq |
6158f45d-7c31-4187-a7b7-761d45c623bf | Connecting a magnesium rod to an underground steel pipeline protects the pipeline from corrosion. because magnesium (e° = −2.37 v) is much more easily oxidized than iron (e° = −0.45 v), the mg rod acts as the anode in a what? | [
"voltaic cell",
"anode cell",
"stimulation cell",
"galvanic cell"
] | galvanic cell | sciq |
e5141e7d-8ada-4855-9453-249ac8777c73 | Matrix is the term for the fluid-filled interior of what structure, where most of the cell’s atp is made? | [
"nucleus",
"enzyme",
"Golgi apparatus",
"mitochondria"
] | mitochondria | sciq |
b8696ae1-2912-4993-8462-1262a99e903f | Chitin, also found in the exoskeleton of insects, gives structural strength to the cell walls of fungi. the cell wall protects the cell from what? | [
"fermentation and predators",
"starvation and predators",
"desiccation and predators",
"entrainment and predators"
] | desiccation and predators | sciq |
66caaed9-a971-44b4-ae59-bb4610ed5a4f | What is the term for air moving over earth’s surface? | [
"humidity",
"spin cycle",
"wind",
"tidal"
] | wind | sciq |
a0e1e8f2-40ee-4402-9d87-5cee8abf2693 | Each of what paired organs is enclosed within a cavity surrounded by the pleura? | [
"ovaries",
"heart",
"lungs",
"bones"
] | lungs | sciq |
671ab5f9-1488-49fb-aeb1-e4b108c0ebfa | What are the best-known extinct vertebrates? | [
"snakes",
"dinosaurs",
"trilobites",
"trees"
] | dinosaurs | sciq |
54270731-9eca-47ee-af0f-caeac94b7f04 | Centrioles help organize the chromosomes before cell division so that each daughter cell has the correct number of what? | [
"cells",
"ribosomes",
"chromosomes",
"receptors"
] | chromosomes | sciq |
76f44b14-2f97-4ceb-9aa2-a3a296341347 | What development is less risky for the mother? | [
"marsupial",
"atypical",
"gastrointestinal",
"mutation"
] | marsupial | sciq |
d5f7fc78-19a6-47fe-a846-6b72c204e356 | What does the term decay in chemistry refer to with regards to atoms? | [
"destruction of nuclei",
"separation of nuclei",
"changes in nuclei",
"pressures in nuclei"
] | changes in nuclei | sciq |
9feac634-46bb-42ef-ab03-75e0e040b5d9 | How does increasing the temperature of reactants affect the rate of their reaction? | [
"it increases it",
"it is unchanged",
"it patterns it",
"it decreases it"
] | it increases it | sciq |
5a91c390-432c-4f32-8fe4-3c2a3c038842 | What type of eclipse happens when a full moon moves through earth's shadow? | [
"lunar",
"cycle",
"solar",
"planetary"
] | lunar | sciq |
0af7ef02-b38f-456d-909e-8ecf3fd8a5c1 | Dynamite is an example of what type of potential energy? | [
"mineral",
"thermal",
"carbon",
"chemical"
] | chemical | sciq |
c5f3d883-1def-480f-99b9-a1745d60eb33 | All the atoms of a given element have the same number what? | [
"neutrons and protons",
"cells and electrons",
"neutrons and electrons",
"protons and electrons"
] | protons and electrons | sciq |
4d7ffddc-89e9-468b-8ebc-79bd462e5ecf | What structures located on chromosomes control characteristics of life and are passed from parents to offspring? | [
"cells",
"axons",
"eggs",
"genes"
] | genes | sciq |
0d1cc917-6e7e-4fe7-b7d0-d5b1d5eaee8b | The lattice energy is usually the most important energy factor in determining the stability of what? | [
"saline compound",
"magnetic compound",
"harmonic compound",
"ionic compound"
] | ionic compound | sciq |
e5a4e65b-b3c6-448e-8350-7c332ca6c7e4 | What kind of organisms helps hold soil in place to slow erosion? | [
"bacteria",
"animals",
"flowers",
"plants"
] | plants | sciq |
5913ea62-030d-42ab-933d-1e4a78cf0f8b | Water found on the surface of the earth is referred to as what? | [
"reservoir water",
"surface water",
"groundwater",
"runoff"
] | surface water | sciq |
90f6691b-ba26-482b-9784-202853adfc43 | Which planet is named after the roman goddess of love? | [
"Mercury",
"venus",
"Neptune",
"Jupiter"
] | venus | sciq |
8c6eb25d-1620-4f30-890b-cd604a28c328 | In astronomy, what are so dense that not even light can escape their gravity? | [
"dwarf stars",
"black holes",
"black rods",
"red holes"
] | black holes | sciq |
950aea03-6283-44b6-a84f-7e9061f73413 | What are the simplest organic compounds? | [
"carbohydrates",
"hydrocarbons",
"proteins",
"enzymes"
] | hydrocarbons | sciq |
59f9db17-dba6-4b7b-acb8-a77a339fb6a3 | Animals are classified according to morphological and developmental characteristics, such as a body plan. with the exception of sponges, the animal body plan is symmetrical. this means that their distribution of body parts is balanced along this? | [
"skull",
"axis",
"radius",
"ulna"
] | axis | sciq |
3f0f285f-7550-4fc5-8db2-e34fbc837cfb | Competition that occurs between members of the same species, which improves the species’ adaptations, is called what? | [
"adaptive behavior",
"interspecies competition",
"commensalism",
"intraspecific competition"
] | intraspecific competition | sciq |
929c9e67-ee54-45d5-b3ad-b3cc174402c0 | When we were dealing with electrical effects, it was very useful to speak of an electric field that surrounded what? | [
"electrical charge",
"stellar charge",
"liquid charge",
"sunlight charge"
] | electrical charge | sciq |
5f500edd-eb1a-48d6-88c7-f7740f50d1c6 | Plants require air, water, nutrients, and what in order to live and survive? | [
"gravity",
"entertainment",
"money",
"light"
] | light | sciq |
073b9e3d-f2f3-4a9b-8011-9f553ebe18a9 | Exothermic reactions, like all chemical reactions, require what to get started? | [
"activation energy",
"surface energy",
"specific energy",
"membrane energy"
] | activation energy | sciq |
b59b20f1-cd4a-460c-a118-9b33d38cd0e5 | What broad group of animals are the first true tetrapods, vertebrates with four limbs? | [
"mammals",
"reptiles",
"fish",
"amphibians"
] | amphibians | sciq |
f1af5564-183a-4dcd-b17d-ea46fa96b683 | In most fungi, the haploid nuclei contributed by each parent do not do what right away? | [
"disperse",
"vaporize",
"fuse",
"filter"
] | fuse | sciq |
6e04b284-e1a7-4587-acc4-85fb192605fd | What is telomere shortening associated with? | [
"aging",
"sleeping",
"reducing",
"changing"
] | aging | sciq |
a532748a-8231-4e73-a908-3c962faa2012 | What gas is released when dead organisms and other organic materials decompose? | [
"carbon dioxide",
"nitrous oxide",
"carbon monoxide",
"hydrogen peroxide"
] | carbon dioxide | sciq |
98191284-937c-4353-8524-013c1798243d | What type of lens is thicker at the edges than it is in the middle? | [
"glass lens",
"concave lens",
"surface lens",
"convex lens"
] | concave lens | sciq |
420e2894-04e2-460c-885e-736605df0e1f | A collapsing nebula leads to what process? | [
"chemical reaction",
"destructive fusion",
"nuclear reaction",
"nuclear fusion"
] | nuclear fusion | sciq |
e87dc160-bd22-4c5f-8d5f-7115e8f56b07 | Lenses that focus light are called what? | [
"sensing lenses",
"active lenses",
"converging lenses",
"powering lenses"
] | converging lenses | sciq |
f05fd943-5571-46e4-8f35-2e1b7a843b2e | What happens to the pressure when more gas is added to a rigid container? | [
"occurs",
"increases",
"changes",
"Higher"
] | increases | sciq |
f75ecb54-cbc2-4b9e-af23-e79d2c293c83 | Often represented by an arrow, a vector is a measurement that has both size and what? | [
"pressure",
"location",
"direction",
"reason"
] | direction | sciq |
ae565ecd-8a5f-44ca-99f6-98bbbe22541b | A solenoid wrapped around a bar of iron or other ferromagnetic material forms what? | [
"electromagnet",
"compress",
"compass",
"impoundment"
] | electromagnet | sciq |
6954475f-faee-4312-a4a5-ce5219da9d7d | Enzymes can catalyze up to several million reactions per what? | [
"hour",
"day",
"second",
"minute"
] | second | sciq |
848cf7c1-7866-4205-afb3-a5c93178ee70 | Unipolar, bipolar, multipolar, and pseudounipolar are the four basic types of what? | [
"electrons",
"neurons",
"ions",
"protons"
] | neurons | sciq |
f36393dd-a2eb-46c6-800a-cebd0349801f | How many families are known quarks divided into? | [
"three",
"five",
"two",
"four"
] | three | sciq |
6ffe1b7c-be90-459e-8df0-c9ecc8afa7d2 | The nervous system has two main parts, called the central nervous system and the what? | [
"functional nervious system",
"obsolete nervous system",
"useful nervous system",
"peripheral nervous system"
] | peripheral nervous system | sciq |
a6ce865b-0657-4b42-a2de-4baec2a8061c | What makes up the dense outer layer of bones? | [
"adipose tissue",
"plasma",
"compact bone",
"ligaments"
] | compact bone | sciq |
8ff4b4b3-6187-4c4b-be93-2e8ec52b1ce0 | What type of behaviors are rigid and predictable, and usually involve basic life functions? | [
"diverse behaviors",
"impulsive behaviors",
"innate behaviors",
"protective behaviors"
] | innate behaviors | sciq |
0f07b338-ae51-44c4-8453-34357949bac8 | Yeasts, molds, and mushrooms are all different kinds of what? | [
"bacteria",
"pollen",
"fossil",
"fungi"
] | fungi | sciq |
2e4f515b-5a23-4a85-aad3-ae8b1a3a6b3f | What is the term for the preserved remains or traces of organisms that lived in the past? | [
"corals",
"fossils",
"bones",
"detritis"
] | fossils | sciq |
1764ee69-abb1-4632-a3b7-17d234583a41 | What process, which is analogous to mitosis, is a series of events that arrange and separate chromosomes and chromatids into daughter cells? | [
"apoptosis",
"inhibition",
"meiosis",
"digestion"
] | meiosis | sciq |
ebf5170e-e5d9-45fd-bd4e-de6ac197ba09 | All of the elements in group 9 have nine of which electrons? | [
"valence",
"gradient",
"shell",
"ionic"
] | valence | sciq |
2dd074c3-8260-476a-ab3f-0a15176bf4c6 | The force of attraction between a positively charged metal ion and the valence electrons it shares with other ions of the metal is called? | [
"ionic bond",
"metallic bond",
"temporal bond",
"metallic yield"
] | metallic bond | sciq |
2dbf7a6a-5bb0-4cfa-a464-196ce92f0f50 | When a car is brought to a stop by friction on level ground, it loses what? | [
"mass energy",
"exhibit energy",
"kinetic energy",
"residual energy"
] | kinetic energy | sciq |
6ae001b4-1f67-4544-8193-e952c15f8981 | What system of the body is responsible for transmitting, processing, and responding to most of the sensory information that is created by various stimuli? | [
"nervous system",
"attentive system",
"respiratory system",
"circulatory system"
] | nervous system | sciq |
7d65a520-633d-40bb-96ef-a872eaad399f | Do vascular or nonvascular plants lack tracheids? | [
"vascular",
"nonvascular",
"both do",
"neither do"
] | nonvascular | sciq |
4d7b293d-025d-4346-91fb-ed1e8b44470c | When the earth is between the moon and the sun, what type of moon shows? | [
"waning moon",
"a full moon",
"crescent moon",
"half moon"
] | a full moon | sciq |
6768c8ef-07dc-4024-8bee-30c2dfdc142a | The stored chemical energy of trees and other plants is called what? | [
"biocomposte energy",
"biomass energy",
"decomposition energy",
"byproduct energy"
] | biomass energy | sciq |
a10196cc-6e05-4cb7-8c59-e0204a080ec0 | What is the star nearest the earth named? | [
"proxima centauri",
"andromeda centauri",
"apollinaris centauri",
"alpha centauri"
] | proxima centauri | sciq |
c8a631ca-7adf-46ba-9f6f-6208658273bb | What are the majority of solution properties dependent upon? | [
"acid state of solute",
"chemical state of solute",
"similar state of solute",
"gas state of solute"
] | chemical state of solute | sciq |
6ef4930a-beac-4721-a205-693eb49b2a67 | What must be combined with a halogen to give it a positive oxidation number? | [
"carbon",
"oxygen",
"calcium",
"nitrogen"
] | oxygen | sciq |
1d391b30-02fa-4752-8d60-8b6d9a087c04 | Hormones are often regulated through what? | [
"alternating loops",
"response loops",
"feedback loops",
"intensity loops"
] | feedback loops | sciq |
d794d73f-413d-4969-b1bc-a04e04ba26a9 | Surging hormones will cause adolescents to have what? | [
"mood swings",
"growth spurts",
"bulging muscles",
"blackouts"
] | mood swings | sciq |
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