id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
ad62ec86-bd35-468c-963c-5ac2f8671236 | What is the ph of pure water? | [
"4",
"7",
"5",
"2"
] | 7 | sciq |
6714da75-7989-4e23-98a8-710991322f42 | The volume of a gas is comprised of about 10% matter. what is the rest? | [
"normal space",
"instead space",
"open space",
"empty space"
] | empty space | sciq |
6cd9065d-04f4-419a-bed2-70c4a2ff7213 | Heterotrophs is another name for what group? | [
"autotrophs",
"consumers",
"producers",
"omnivores"
] | consumers | sciq |
eebbaee4-b4e7-47f6-9f67-c7733b7e89fb | What is dna transcribed into after being replicated? | [
"diploid chromosomes",
"rna",
"protein",
"gene"
] | rna | sciq |
8edd95d7-4739-43e2-8360-911785f537f6 | What is name of the phenomenon where similar traits evolve independently in species that do not share a common ancestry? | [
"equation evolution",
"divergent evolution",
"coalescence evolution",
"convergent evolution"
] | convergent evolution | sciq |
d30c19b0-4341-4d49-a070-64aea0c00d4a | The flow of water through the sponge is unidirectional, driven by the beating of what? | [
"flagella",
"cilia",
"antennae",
"fin"
] | flagella | sciq |
e38c4d4d-11f1-4399-966e-1e2dd3bda3d9 | What is the process for developing knowledge called? | [
"evolution",
"theory",
"science",
"creationism"
] | science | sciq |
22af4ff9-f68e-405a-85e1-f0adb9f81d26 | Arteries, veins, and capillaries are the three main types of what? | [
"blood vessels",
"cell structures",
"blood pathways",
"blood shapes"
] | blood vessels | sciq |
a63cae20-8ec7-47c9-a569-4ac172c3aa23 | Amphibians may attract mates with what? | [
"only scents",
"calls or scents",
"neither",
"only calls"
] | calls or scents | sciq |
95d10daf-e7c6-47b1-a3a5-30ba70aa564a | What type of bounded nucleus do protists have? | [
"Ribosomes",
"membrane",
"Mitochondrion",
"Endoplasmic reticulum"
] | membrane | sciq |
3d1eefc4-d4a1-45e9-b34e-6d778778afb2 | Which body part is unsuitable for animals living on land? | [
"feet",
"lungs",
"hands",
"gills"
] | gills | sciq |
c728b946-c52d-4b9e-a705-44f63a94b91f | Which inducer turns on the expression of the lac genes? | [
"xerophyte",
"glucose",
"allolactose",
"galactose"
] | allolactose | sciq |
73e2cf28-b9bd-4586-aa60-2a9a1272aec0 | What is the most common type of brain injury? | [
"Diffuse Axonal",
"Contusion",
"Anoxic Event",
"concussion"
] | concussion | sciq |
9009c8bb-d81e-4734-b108-d89dfdfdde61 | Changing the shape of an elastic material gives it what type of energy? | [
"potential",
"practical",
"initial",
"thermal"
] | potential | sciq |
91af05fe-089a-4a1d-8d06-4cc22b6d63d6 | What type of traits are features that are passed from one generation to the next called? | [
"familial traits",
"genetic traits",
"generational traits",
"inherited traits"
] | inherited traits | sciq |
4dba290e-15cf-4307-a6f1-7e12264b22a2 | What is your body made up of? | [
"energy",
"skin",
"trillions of cells",
"millions of elements"
] | trillions of cells | sciq |
9a50b683-78d6-4901-a0d5-c71ab3fe6651 | Hemoglobin is responsible for transporting what within our blood? | [
"water",
"dioxide",
"oxygen",
"nitrogen"
] | oxygen | sciq |
bac21994-0c4e-425d-ba05-f1c5a9ae8778 | How do bipedal creatures walk? | [
"on six legs",
"on two legs",
"on four legs",
"on twelve legs"
] | on two legs | sciq |
019669a1-7169-4469-8ce3-e72642b4f440 | Any sample of matter that has the same physical and chemical properties throughout the sample is called what? | [
"type",
"molecule",
"element",
"substance"
] | substance | sciq |
e0a1cbac-dce1-4648-ac7a-a8d2bb64ea6e | What is a measure of both speed and direction of motion? | [
"distance",
"velocity",
"intensity",
"acceleration"
] | velocity | sciq |
b50f2d33-6ae5-4b8c-9790-3369effa8b6c | What do fish eggs hatch to form? | [
"fish eggs hatch to form larvae",
"unfertilized eggs",
"tadpoles",
"adolescent fish"
] | fish eggs hatch to form larvae | sciq |
ec011462-538d-49bd-ba90-ae8c98cc56fb | Commensalism, mutualism, and parasitism are known as what type of relationships? | [
"simple",
"symbiotic",
"peculiar",
"various"
] | symbiotic | sciq |
94021d19-a31d-4337-bcd9-7ceb7c646ffd | The modern model of the atom, which scientists call the quantum mechanical model, is based on what scientist's work on orbitals? | [
"schrödinger",
"Newton",
"Sagan",
"Bohr"
] | schrödinger | sciq |
e4f51f77-04e6-46ad-b43e-7c18f148e99b | Time, mass, length, and temperature are considered to be what kinds of units? | [
"unitary",
"support",
"measurement",
"base"
] | base | sciq |
a3c238b1-e878-4c70-b548-46cfa1663de3 | What does the heat energy affect in the atmosphere? | [
"gravity and precipitation",
"density and humidity",
"winds and weather",
"erosion and condensation"
] | winds and weather | sciq |
9e9c5dd3-e6be-482d-87b7-780555c5f64f | What are the taste receptors found as tiny bumps on the tongue called? | [
"hard buds",
"ear buds",
"fat buds",
"taste buds"
] | taste buds | sciq |
dc49b6bb-571f-47c3-b332-2bab420d5faa | What is the chemical formula for a glucose molecule? | [
"a5 h12 o6",
"d5 h12 o6",
"H2 C3 NA6",
"c6 h12 o6"
] | c6 h12 o6 | sciq |
7993f992-41f4-45c1-a45b-d90b24ac5d1d | In physics, the number of waves that pass a fixed point in a given amount time is referred to as what ? | [
"wave frequency",
"wave count",
"creation frequency",
"combination frequency"
] | wave frequency | sciq |
c8fc2412-7f96-4e08-ae66-3563dbd31c99 | The reactions between alkali metals and water are particularly vigorous and include the rapid production of large quantities of what gas? | [
"helium",
"hydrogen",
"oxygen",
"carbon"
] | hydrogen | sciq |
47edfd88-6ad0-4429-8d21-863db51cbc48 | Batteries produce voltage through what type of reaction? | [
"magnetic",
"thermal",
"radiation",
"chemical"
] | chemical | sciq |
6ab29fe3-1d05-42c3-942f-ce7436771696 | The speed of a particle in what state is directly proportional to the temperature of the system? | [
"frozen",
"liquid",
"gas",
"solid"
] | gas | sciq |
fdb83404-e6ec-4bf4-96a3-d3156eaa8da3 | Acne results from a blockage of sebaceous glands by what? | [
"progesterone",
"fat",
"sebum",
"mucous"
] | sebum | sciq |
a8a767eb-71c1-41e3-bfd1-4ac6e20990d7 | Just as millions of different words are spelled with our 26-letter english alphabet, millions of different proteins are made with the 20 common what? | [
"amino acids",
"peptides",
"mutation acids",
"enzymes"
] | amino acids | sciq |
898679bb-2eff-4bc8-b2f1-0f51d9ac4796 | Anaerobic respiration takes place without what? | [
"movement",
"carbon",
"oxygen",
"nitrogen"
] | oxygen | sciq |
9eb2187b-e970-4dd9-a43c-2483c7e3cebf | Which other planet in the solar system is the easiest to observe from earth? | [
"Pluto",
"mars",
"Jupiter",
"Mercury"
] | mars | sciq |
4050c733-9a56-4b8b-bed6-ca83d3e3ff17 | What is in the inside of your mouth and nose instead of skin? | [
"scales",
"mucous membranes",
"cuticle layer",
"gums"
] | mucous membranes | sciq |
6145d06a-0736-4977-8ced-6984ba2c94ae | While matter is recycled, ecosystems need a constant input of what? | [
"energy",
"food",
"heating",
"light"
] | energy | sciq |
582d3ea5-0267-4c53-b393-141b4b6ab1e9 | What is term for the smallest particle of an element that still has the properties of said element? | [
"nucleus",
"atom",
"molecule",
"proton"
] | atom | sciq |
f7806713-c69e-45a1-b378-a6eb9d3919b4 | What is the protein that carries iron that binds with oxygen in red blood cells? | [
"potassium",
"keratin",
"hemoglobin",
"insulin"
] | hemoglobin | sciq |
66911943-a67e-472d-b507-aae8fb42cd3d | What branch of science is based on the modern atomic theory, which states that all matter is composed of atoms? | [
"physics",
"psychology",
"chemistry",
"biology"
] | chemistry | sciq |
995ca9a1-1f94-4b62-8047-1ec5daea474d | Why do sharks sense low levels of electricity? | [
"to locate mates",
"to reproduce",
"to sleep",
"to locate prey"
] | to locate prey | sciq |
3c388c84-7026-4bc8-99af-295144d913da | What membrane is populated by two types of photosystems that cooperate in the light reactions of photosynthesis? | [
"chloroplasts",
"subcutaneous",
"thylakoid",
"choroid"
] | thylakoid | sciq |
6785fcd6-61a6-4b29-a073-392e658d69dc | At what point can nutrients enter or exit an ecosystem? | [
"Longest Point",
"Largest Population Point",
"any point",
"Hottest Point"
] | any point | sciq |
1bed37b0-b163-457e-a44c-a05e36164bd2 | B cells and t cells are examples of what type of cells? | [
"cancer cells",
"skin cells",
"white blood cells",
"heart cells"
] | white blood cells | sciq |
2ba028ef-0fdd-40b2-bdba-499f347207f5 | There are three different types of rna. all three types are needed to make what? | [
"acids",
"proteins",
"lipids",
"Blood"
] | proteins | sciq |
35dd3e78-c6e0-48a8-b7d0-445c9fb6f9a7 | Niche and habitat are concepts related to what broader term? | [
"population",
"community",
"ecosystem",
"biome"
] | ecosystem | sciq |
40e4fb7a-09e9-4fef-a1c3-8fda4de7ae99 | What do opposite charges do to one another? | [
"weaken",
"attract",
"strengthen",
"repel"
] | attract | sciq |
6b19518d-599a-4a4a-b2cd-51756bf2944c | What is the name for the sinking of the dense, salty seawater in cold climates? | [
"jet stream",
"downwelling",
"cyclones",
"tidal activity"
] | downwelling | sciq |
f943aa79-d754-4a83-b2b9-0860a751ce4e | When gas particles heat up and gain energy, what do they do? | [
"go up",
"stop",
"move slower",
"move faster"
] | move faster | sciq |
add84283-358f-4ccf-96c5-2fde1b6485c3 | Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what? | [
"cells",
"proteins",
"acids",
"minerals"
] | proteins | sciq |
f6e24f17-0930-4862-9be1-41f41385a004 | Lack of proper food over a period of time can lead to what condition, where the body is not getting enough nutrients to grow and stay healthy? | [
"malnutrition",
"mortality",
"anemia",
"bulimia"
] | malnutrition | sciq |
0e59a02b-c872-4de7-8ef9-fee6db784f86 | Two water molecules contain 4 hydrogen atoms and how many oxygen atoms? | [
"1",
"6",
"4",
"2"
] | 2 | sciq |
bfaeacb6-c35e-4a29-a3fd-29c247be4379 | The carrying angle is larger in females to accommodate their what? | [
"narrower pelvis",
"cranium",
"broader shoulders",
"wider pelvis"
] | wider pelvis | sciq |
a52d6036-9e2e-4946-b4ca-9125da55fe12 | Examples of organ systems in a human include the skeletal, nervous, and what? | [
"reproductive systems",
"immune systems",
"affecting systems",
"nervous systems"
] | reproductive systems | sciq |
bc44443f-c865-4dd7-a77f-be27b860e4b0 | Most hormones are controlled by what type of feedback, which causes the hormone to decrease its own production? | [
"positive",
"unusual",
"negative",
"neutral"
] | negative | sciq |
3d8019e3-e90b-4389-bb1a-a44c70a574e4 | What is the stage called for babies that are in the first year of life after birth? | [
"primary stage",
"infancy",
"adolescence",
"original stage"
] | infancy | sciq |
15773a2d-ca62-4f08-b4ee-6122bfdf0e55 | What forms a barrier between the cytoplasm and the environment outside the cell? | [
"epidermis",
"cuticle",
"cell wall",
"plasma membrane"
] | plasma membrane | sciq |
80b7a538-5940-4b32-8c2e-30680eae6481 | Over time, what changes solid rock into pieces? | [
"weathering",
"leaching",
"creep",
"metamorphosis"
] | weathering | sciq |
d5360a63-61e0-4fe2-8890-8e314da005e7 | Eukaryotic cells undergo what kinds of divisions that more primitive cells do not? | [
"budding",
"mitosis",
"meiosis",
"homologous"
] | mitosis | sciq |
8ca3892f-e2ba-4fb4-a82c-a2fce8cfa86b | The orbicularis oris is a circular muscle that moves the lips, and the orbicularis oculi is a circular muscle that does what? | [
"opens the eye",
"pressure the eye",
"closes the eye",
"moisturizes the eye"
] | closes the eye | sciq |
2d7780a2-78e8-40f2-a9a1-6e1047016270 | What may have developed to help our ancestors distinguish between ripe and unripe fruits? | [
"acute hearing",
"fine motor skills",
"night vision",
"color vision"
] | color vision | sciq |
889db0b9-6059-4ce8-8f5d-a13fca204fe4 | Which stage is specialized for dispersal & reproduction? | [
"cocoon stage",
"larval stage",
"adult stage",
"fetal stage"
] | adult stage | sciq |
dd6ec2fb-44ba-42c0-8f4c-26c62c583640 | What three parameters do seismographs measure? | [
"trouble , length and distance",
"strength, length and distance",
"aging , length and distance",
"height, width and distance"
] | strength, length and distance | sciq |
c9e0e858-b216-4f97-a58a-993d393b5770 | What topographic feature does a circle with inward hatches represent on a contour map? | [
"vegetation",
"a mountain",
"a depression",
"a lake"
] | a depression | sciq |
00aebf9c-4c8d-49d1-bf75-5e6dacd11fba | Which temperatures cause particles of reactants to have more energy? | [
"lower",
"non-existant",
"higher",
"reducing"
] | higher | sciq |
79ddc8be-709a-488d-948f-00405a64efcd | Not all cells of a leaf carry out photosynthesis. cells within the middle layer of a leaf have chloroplasts, which contain the photosynthetic what? | [
"apparatus",
"structure",
"pipes",
"wires"
] | apparatus | sciq |
7b639ff9-e360-45ec-bbfa-34764a9fad51 | What is the advantage of selecting for certain genetic traits for crops? | [
"protection from pests",
"Faster growth",
"promotes productivity",
"improves taste"
] | promotes productivity | sciq |
d31fd133-32fb-4abb-a660-d612627e49f3 | What is given off from plants and taken in by animals? | [
"methane",
"sulfur",
"oxygen",
"nitrogen"
] | oxygen | sciq |
94621649-b067-4561-95d2-727e72486338 | What is the simplest unit that has the fundamental chemical properties of an element? | [
"nucleus",
"cell",
"neutron",
"atom"
] | atom | sciq |
c0b184e7-64ad-4b67-84e0-61ae01500490 | Bacteria are what kind of cell? | [
"eukaryotes",
"protists",
"blood",
"prokaryotes"
] | prokaryotes | sciq |
aeace009-f65c-4c38-88a5-55dcd4062fa3 | What is the first stage of cellular respiration? | [
"glycolysis",
"Krebs cycle",
"decarboxylation",
"gluconeogenesis"
] | glycolysis | sciq |
cf33cd81-e9d5-4222-82b1-196f2d8c2162 | Who study volcanoes to be able to predict when a volcano will erupt? | [
"volcanologists",
"virologists",
"vocologists",
"ornithologists"
] | volcanologists | sciq |
34639cda-ac8c-43b1-91a6-e64a9f911fdc | What is the term for electric current that keeps reversing direction? | [
"magnetic current",
"AC/DC",
"alternating current",
"direct current"
] | alternating current | sciq |
37451eb9-5c07-4242-81e3-b84226136321 | How many alleles comes from each parent? | [
"two",
"one",
"none",
"three"
] | one | sciq |
8b6ee4a3-a76a-42d5-a31d-35737c01c449 | How close a measurement is to the correct value for that measurement is known as what? | [
"temperature",
"rate",
"frequency",
"accuracy"
] | accuracy | sciq |
383da073-f585-415a-85f9-ec850a7aa5ee | What pigment is required for photosynthesis to occur? | [
"chroma",
"chlorophyll",
"carotene",
"xanthophyll"
] | chlorophyll | sciq |
9426e9de-60d6-4a0b-a8a8-df3694a6f128 | What begins approximately six weeks after fertilization in an embryo? | [
"incubation",
"calcification",
"ossification",
"elongation"
] | ossification | sciq |
afaf8dbf-f678-4d6b-854a-fff4ca0bbe1f | What do you call the energy that must be overcome in order for a chemical reaction to occur, or the minimum energy required to start a chemical reaction? | [
"activation energy",
"phase energy",
"kinetic energy",
"expression energy"
] | activation energy | sciq |
0a4edae9-8f9d-45b2-9d61-0b34ddca2191 | Frogs and toads, salamanders and newts, and caecilians are the three orders of what group of animals? | [
"mammals",
"marsupials",
"reptiles",
"amphibians"
] | amphibians | sciq |
f214b870-3c3d-424b-a5d5-8db1f46c1552 | What are vesicles made of? | [
"phospholipids",
"filaments",
"membranes",
"cells"
] | phospholipids | sciq |
aaff1244-5058-4149-af1c-d61bae0d788d | Deoxyribonucleic acid (dna) is nucleotide that stores what type of information? | [
"variation",
"mononucleus",
"genetic",
"mutation"
] | genetic | sciq |
1c6403bd-ebc7-41be-a7a2-35d7de71fe43 | What two basic types of feather does a bird have? | [
"carrying and down",
"up and down",
"flight and landing",
"flight and down"
] | flight and down | sciq |
52f5ef4f-b713-4e2d-b068-d8ab2cba8dea | Which fuels provide most of the world’s energy? | [
"artificial fuels",
"coal fuels",
"fossil fuels",
"pattern fuels"
] | fossil fuels | sciq |
7faee14c-cdf0-43a0-9357-e906dbe264e7 | The cathode and anode collectively are the electrodes of what? | [
"switch cell",
"photo cell",
"circuit cell",
"voltaic cell"
] | voltaic cell | sciq |
eb415d61-15c4-4e55-97ec-2274c1a766b6 | What part of the sweet potato store sugar from photosynthesis as starch? | [
"roots",
"shrubs",
"skin",
"plants"
] | roots | sciq |
6270dc95-dc1a-449f-b153-1087115d44e0 | What is the ratio of charge on a capacitor to potential difference across it called? | [
"velocity",
"electromagnetism",
"resonance",
"capacitance"
] | capacitance | sciq |
26d60526-85f6-41b7-8b16-d0cc26ad49c0 | What substances that primarily comprise plasma membranes form a bilayer? | [
"phospholipids",
"amino acids",
"steroids",
"enzymes"
] | phospholipids | sciq |
7ccdaa56-ca65-45c4-86a3-d9c6b51ee059 | What type of friction is friction that acts on objects when they are sliding over a surface? | [
"spreading friction",
"rolling friction",
"sliding friction",
"static friction"
] | sliding friction | sciq |
ed89d15c-f51b-43a2-b397-b15788aa3fde | Billions of what inside the human digestive tract help us digest food, make vitamins and play other important roles? | [
"bacteria",
"neurons",
"viruses",
"red blood cells"
] | bacteria | sciq |
56629abb-9427-4d49-810d-5d0103f73cb4 | In a controlled scientific study, what do you call a factor that can take on different values? | [
"vector",
"input",
"variable",
"output"
] | variable | sciq |
42144aff-3e02-4d59-9572-fc6b4c4af14f | What is a group of similar ecosystems with the same general abiotic factors and primary producers called? | [
"ecological environment",
"biome",
"population",
"ecoculture"
] | biome | sciq |
210ffd0f-b001-4c11-831c-0dc0ecb43e4c | Since 1900, four of the five earthquakes of the greatest magnitude occurred near what appropriately nicknamed pacific location? | [
"quake epicenter",
"ring of fire",
"seismic zone",
"shower of fire"
] | ring of fire | sciq |
0a7f870a-3ade-4e02-bb21-ab616ef7c79a | All chemical changes involve a transfer of what? | [
"fuel",
"energy",
"pressure",
"oxygen"
] | energy | sciq |
3c60a5cd-8e5f-48a4-ba69-57b286977093 | What is the most common type of capillary? | [
"continuous",
"channels",
"large",
"ending"
] | continuous | sciq |
aefaf0c6-397c-484e-b502-a79cde63dd6e | What is the bending of waves around a corner called? | [
"propulsion",
"reflection",
"absorption",
"diffraction"
] | diffraction | sciq |
69d1492c-c6c6-40cb-8782-9068c0e1d757 | In what kind of bond does one atom contribute both of the electrons in the shared pair? | [
"a valence bond",
"a metallic bond",
"an ionic bond",
"a covalent bond"
] | a covalent bond | sciq |
2632b218-0e76-450f-8993-742a87cedf1d | Mirrors and lenses are used in optical instruments to reflect and refract what? | [
"gravity",
"mass",
"electricity",
"light"
] | light | sciq |
715a5cdc-d600-43cd-8093-8372b7e663c4 | The zygote undergoes many cell divisions before it implants in the lining of what? | [
"ovaries",
"pelvis",
"vagina",
"uterus"
] | uterus | sciq |
08110d3b-d44b-4f9c-a34d-f831e22ad222 | What are carbonated beverages pressurized with? | [
"dioxide",
"helium",
"hydrogen",
"co2"
] | co2 | sciq |
8c824842-c268-4bed-939d-1ee2e16ba555 | Which principle states that two species cannot occupy the same niche in a habitat? | [
"produce exclusion",
"complete exclusion",
"tough exclusion",
"competitive exclusion"
] | competitive exclusion | sciq |
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