id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
f0a5869e-8714-4b6e-b8f1-6203b6c4d2a4 | How do parathyroid hormones react as a body ages? | [
"decrease with age",
"use with age",
"increase with age",
"help with age"
] | increase with age | sciq |
6ad5db7a-958f-473b-b353-03c9b71f8241 | What describe the fraction or percentage of a mixture that is made up of a particular substance. | [
"molecular scale",
"solute level",
"mole fractions",
"atomic weight"
] | mole fractions | sciq |
8b5c92b4-5347-4250-8ba1-d26aa1890af9 | What are the most numerous organisms in the world? | [
"primates",
"jellyfish",
"insects",
"reptiles"
] | insects | sciq |
7683f6c4-6c8f-4693-a7bb-f6031d7f8501 | What helps push the fetus from the uterus during birth? | [
"Shaking",
"glands",
"contractions",
"tremors"
] | contractions | sciq |
c57b88ab-04b7-49ca-9a3a-bb19534bc0a0 | Telescopes use which kind of lenses to enlarge images? | [
"concave",
"crystalline",
"convex",
"spherical"
] | convex | sciq |
c04c19f2-23bd-4ecd-bd8d-801b594c9589 | How does uric acid react to water? | [
"does not form",
"mixes",
"does not dissolve",
"explodes"
] | does not dissolve | sciq |
1b580010-ae84-476d-b2ca-24987dd11bca | Which kingdom are mosses and trees included in? | [
"gymnosperm",
"plant",
"fungus",
"protista"
] | plant | sciq |
2a22ff46-f7d4-4073-9484-e19e2e47c7c5 | What is the developing human organism referred to as from the end of the eighth week until birth? | [
"fetus",
"egg",
"babies",
"nucleus"
] | fetus | sciq |
fbb3aa1f-97ba-4803-95bd-93966f574f25 | In an acidic medium, add which ions to balance? | [
"magnesium",
"helium",
"hydrogen",
"calcium"
] | hydrogen | sciq |
85e35696-2ec7-4c24-95d9-60580b9f949e | Which type of plankton make food via photosynthesis? | [
"common plankton",
"phytoplankton",
"dinoflagellates",
"zooplankton"
] | phytoplankton | sciq |
f6eb2c36-b39e-44a7-abfa-c3c1870fe4d4 | What is capable of altering the rate of time passing? | [
"strong planetary fields",
"strong gravitational fields",
"strong magnetic fields",
"weak gravitational fields"
] | strong gravitational fields | sciq |
4a940460-3bea-47ce-9428-6fba6fced27e | Damages and deaths are directly affected by what in an earthquake? | [
"construction",
"natural",
"shaking",
"structures"
] | construction | sciq |
86d27edc-d044-4a41-b229-f18e24b79702 | What is the the basic si unit for mass? | [
"density",
"volume",
"kilogram (kg)",
"pound"
] | kilogram (kg) | sciq |
431a77f1-7fbf-4d5d-befe-dc19b39a1443 | What are objects that are launched into the air called? | [
"stones",
"booms",
"shoots",
"projectiles"
] | projectiles | sciq |
48eb281f-be21-4a7d-9c8c-a6f5863ef487 | What are hydrocarbons with double bonds called? | [
"alkenes",
"amines",
"alcohols",
"aldehydes"
] | alkenes | sciq |
3ca4432a-87a0-4d09-84eb-2e0ef4159315 | What is the liquid component in blood? | [
"aqueous humor",
"plasma",
"hemoglobin",
"respiration"
] | plasma | sciq |
9262f259-6a16-4cd8-b0bb-2d9ca38ec6af | Functional groups are groups of atoms that occur within molecules and confer specific chemical properties to those molecules. they are found along the “carbon backbone” of what? | [
"macromolecules",
"inorganic molecules",
"functional molecules",
"micromolecules"
] | macromolecules | sciq |
61cac2fa-9cde-4eaa-812c-b7ec30f9e6a3 | Predators can replace what tool in agriculture. | [
"harvesters",
"fertilizer",
"pesticides",
"irrigators"
] | pesticides | sciq |
5d9b2c2d-858f-4d3d-b50a-167a04ac3c05 | What is a mixture of eroded rock, minerals, partly decomposed organic matter, and other materials called? | [
"sand",
"loam",
"sediment",
"soil"
] | soil | sciq |
a907454c-c122-4a68-9229-dcda9d37dfc3 | All cells need what for energy? | [
"glucose",
"oxygen",
"insulin",
"light"
] | glucose | sciq |
7edf1a8b-844b-4e6f-8c9e-bc3795adf719 | In an experiment, what is the affected variable called? | [
"dependent variable",
"form variable",
"control variable",
"independent variable"
] | dependent variable | sciq |
58b52225-ade5-463b-b415-09347684b6a6 | Does the stream-lined body featured on most fish increase or decrease water resistance? | [
"precipitates",
"decrease",
"increases",
"quickens"
] | decrease | sciq |
a6f63ac6-ac62-4d45-a9ee-633a26c84025 | What is the role of the sodium ion in the neutralization reaction of sodium flouride? | [
"circuit ion",
"team ion",
"spectator ion",
"reflection ion"
] | spectator ion | sciq |
f7a2d900-9f58-4960-905e-b09503185b30 | What is the name of the line used in topographic maps that shows different elevations? | [
"a crater line",
"a contour line",
"a curve line",
"a patch line"
] | a contour line | sciq |
fe01d9ca-7d2c-40e2-b1a6-add949e2c5b8 | Sporangia produce spores that develop into tiny, heart-shaped what? | [
"cells",
"tubules",
"gametophytes",
"filaments"
] | gametophytes | sciq |
7f4835ee-320c-4a27-8910-4ad288857776 | A long chain of mountains that rises up high above the deep seafloor is called? | [
"mid-ocean ridges",
"sea mounds",
"blue ridge mountains",
"oceanic alps"
] | mid-ocean ridges | sciq |
c7f6ae6d-d5d1-4a40-bed8-51ca46707c80 | When bacteria are destroyed by leukocytes, what are released into the blood? | [
"carcinogens",
"proteins",
"pyrogens",
"sporozoans"
] | pyrogens | sciq |
984ef132-48c9-4b43-960f-cbeaaade50c7 | Hierarchical classification can reflect the branching patterns of phylogenetic? | [
"fruits",
"trees",
"animals",
"birds"
] | trees | sciq |
8b0e1605-5a45-4602-a513-2b30ee534d56 | Unstable isotopes give off particles and energy as what? | [
"radiation",
"radioactivity",
"ultraviolet light",
"electricity"
] | radioactivity | sciq |
a312fa22-1ed0-42c4-93f6-a5c4106287fe | What structure is an organelle that contains enzymes that break down and digest unneeded cellular components? | [
"tissue",
"centrosome",
"peroxisome",
"lysosome"
] | lysosome | sciq |
45a14d7b-43bd-4b1d-bab3-f1321c76a146 | What is the unit used to measure voltage? | [
"volts",
"watt",
"ohm",
"ampere"
] | volts | sciq |
d4949058-cac5-47ff-bd33-0720d1147282 | What type of gases are used for balloons, light bulbs and lighted signs? | [
"heavy",
"helium",
"noble",
"ignoble"
] | noble | sciq |
1132696c-edb3-4c3e-a87a-00f747070214 | Some living things on the ocean floor are sources of what human necessity? | [
"hormones",
"pesticides",
"steroids",
"medicines"
] | medicines | sciq |
b9a459a5-0458-462b-aaf0-dbe205bea021 | Many protists form what kind of beneficial association with other species? | [
"symbiotic",
"Facultative",
"evolved",
"Opportunistic"
] | symbiotic | sciq |
22a42c9c-2db6-473d-a372-7fd8594842f3 | When two of these meet, the result is often a storm? | [
"air pockets",
"tectonic plates",
"electromagnetic waves",
"air masses"
] | air masses | sciq |
09b11d28-ab67-4fd4-a3aa-b2a3df4b3d5b | What causes food to move through the esophagus? | [
"peristalsis",
"photosynthesis",
"apoptosis",
"proteolysis"
] | peristalsis | sciq |
2c803258-4c6e-43a0-a18b-31b7bad3f6ce | What do we call the solid form of hydrocarbons? | [
"shale",
"methane",
"coal",
"bauxite"
] | coal | sciq |
ecd6e8a4-8d94-4da4-876f-cc3012e3ce46 | What is needed to create muscles, regulate chemical reactions, and transport oxygen? | [
"lipids",
"cytoplasm",
"proteins",
"enzymes"
] | proteins | sciq |
c5b2d9c7-7140-45b8-8c16-f420e339ad9e | What does the vertebral column , or backbone, protect? | [
"axons",
"neurons",
"disks",
"spinal cord"
] | spinal cord | sciq |
53594d1e-b7d7-4c2b-b1d3-45b3f082a57e | X rays and what other type of electromagnetic wave has the shortest wavelengths and the highest frequencies? | [
"X-rays",
"plasma rays",
"gamma rays",
"ultraviolet rays"
] | gamma rays | sciq |
72dc3f97-1866-423e-80c6-ea025cf4d1d6 | The anterior pituitary produces seven different what, each with a special function? | [
"proteins",
"neurotransmitters",
"hormones",
"enzymes"
] | hormones | sciq |
44f722bd-a072-4b94-8249-3342104cca8c | What is the term for the measure of the average kinetic energy of the particles in matter? | [
"temperature",
"precipitation",
"voltage",
"friction"
] | temperature | sciq |
6ed11a42-fc85-494f-be4e-d9da64e31509 | Pepsin and trypsin are examples of enzymes involved in what bodily process? | [
"digestion",
"regeneration",
"filtration",
"perspiration"
] | digestion | sciq |
22bb4ccb-7135-4af4-a535-1c43470afa59 | What is the only metalloid in group 13? | [
"gallium",
"phosphorus",
"alluminum",
"boron"
] | boron | sciq |
7a2d1269-3540-4b1e-9e38-64319b3f42e3 | How is a mammal developed if not inside of a placenta or a pouch? | [
"spawning or budding",
"hatched from eggs",
"mitosis",
"cloning"
] | hatched from eggs | sciq |
22e57d6c-36f3-43b8-ba0b-385a298c9066 | Slime molds have several morphological similarities to fungi, including spore-generation, that are thought to be the result of convergent what? | [
"evolution",
"generation",
"phenomenon",
"emergence"
] | evolution | sciq |
701c689b-8223-48c3-885c-4572c007f077 | What do willow trees produce to kill bacteria? | [
"cytoplasmic acid",
"salicylic acid",
"chlorophyll",
"enzymes"
] | salicylic acid | sciq |
0e810fcc-eed9-41bc-8c50-82a9bc33e58f | The ph scale is a scale used to express the concentration of hydrogen ions in solution. a neutral solution, neither acidic nor basic, has a ph of what? | [
"6",
"7",
"8",
"0"
] | 7 | sciq |
36d36105-c441-4cc1-bf19-330a7a776626 | What is the term for something left behind by once-living organisms? | [
"fossils",
"deposits",
"decay",
"waste matter"
] | fossils | sciq |
79f3fe30-be87-460d-8578-020280186cee | What connects the peripheral nervous system to the central nervous system? | [
"veins",
"nerves",
"fibers",
"wires"
] | nerves | sciq |
604f521f-0cd6-4219-84fd-a57864445cca | In which supergroup are red algae and green algae included? | [
"archaeplastida",
"xerophyte",
"troglodyte",
"spirogyra"
] | archaeplastida | sciq |
a265f2e5-857b-4196-9dcb-3f4f7f264ecf | If a machine only changes the direction of a force without changing the ratio of the output/input forces, then what is its associated mechanical advantage? | [
"1",
"1.5",
"4",
"2"
] | 1 | sciq |
6327f43a-5eb1-4b1d-9ab3-2b5026020a59 | What is an advantage of brightly colored fruits? | [
"attract animals to disperse their seeds",
"warning of poisons",
"make pretty paintings",
"dyes for clothing"
] | attract animals to disperse their seeds | sciq |
f159199e-5456-4f6f-b41f-2508d48d256f | What is the apt term for the very slow movement of rock and soil down a hillside? | [
"creep",
"drop",
"landslide",
"glide"
] | creep | sciq |
8f83238a-2624-4b8c-a8f5-fb79e8e84328 | The zeros at the end of a number are known as what? | [
"remaining zeros",
"trailing zeros",
"rest zeros",
"edge zeros"
] | trailing zeros | sciq |
a1e3cb22-2d20-4b2a-ad0e-bdd65cd82143 | Does water get colder or warmer the deeper you go? | [
"warmer",
"colder",
"colder, than warmer",
"neither"
] | colder | sciq |
d9629869-a74a-4584-97bf-468a83f2a324 | Many transition metals and their compounds are used as what? | [
"insulators",
"bases",
"sealants",
"catalysts"
] | catalysts | sciq |
ed1aebce-6256-4dbe-a2a9-28edd3db499d | What do willow trees produce to kill bacteria? | [
"Posion",
"salicylic acid",
"bacterial acid",
"facultative acid"
] | salicylic acid | sciq |
01b5c642-6146-40ff-aa40-f6c2d681a97b | What do decomposers release once they have broken down the dead organisms? | [
"inorganic molecules",
"unusable molecules",
"organic molecules",
"essential molecules"
] | inorganic molecules | sciq |
3cb5c447-418d-48e9-8096-bc59a971281e | Often determining the strength or intensity of a wave, this term is the distance from the equilibrium point of motion to either its lowest or highest point? | [
"density",
"frequency",
"peak",
"amplitude"
] | amplitude | sciq |
2f8b4fa1-863f-4d67-ad18-b7ed8354b94a | Which type of muscle fiber can sustain long contractions? | [
"slow fibers",
"direct fibers",
"intense fibers",
"fast fibres"
] | slow fibers | sciq |
b25ef6da-3824-478b-bad3-7e644425c08f | We would genetically be all the same if genes did not have different what? | [
"bases",
"alleles",
"atoms",
"antigens"
] | alleles | sciq |
1973ba27-d058-4ac5-a585-a5826a181b6f | Thylakoid membranes contain molecules of what green pigment used in photosynthesis? | [
"sodium",
"copper",
"chlorophyll",
"carbonate"
] | chlorophyll | sciq |
a004c387-e1a4-4ef2-9a46-4d7db223a313 | What is the name for a way of learning that involves reward or punishment? | [
"subjective",
"instinct",
"objective",
"conditioning"
] | conditioning | sciq |
23bfba27-9df8-4c60-8641-d69c50947d7f | What scale measures the total energy released by an earthquake? | [
"direct magnitude scale",
"moment magnitude scale",
"moment identification scale",
"moment radiation scale"
] | moment magnitude scale | sciq |
153e6c5e-1b87-4c39-90af-514b3c3708a3 | All enzymes have an optimal temperature and what? | [
"ph",
"ions",
"shapes",
"weight"
] | ph | sciq |
03e0e282-008b-402f-a239-003ca090b3b1 | When do homologous chromosomes form pairs? | [
"metathesis",
"mitosis",
"transcripton",
"meiosis"
] | meiosis | sciq |
79cc3ec3-3ea5-45a0-a0e0-f39fe14cdd78 | What forms when the metal sodium gives up an electron to the nonmetal chlorine? | [
"van der waals force",
"hydrogen bond",
"an ionic bond",
"covalent bond"
] | an ionic bond | sciq |
2bcf2537-9202-4d0b-a6d8-e2506023a324 | What type of gas is produced by alcoholic fermentation of the glucose in corn or other plants? | [
"ethanol",
"ethyl",
"methanol",
"isopropyl"
] | ethanol | sciq |
e32d959a-64b3-4504-9b66-8692f776e482 | What type of transport is vesicle transport considered to be? | [
"passive transport",
"intercellular transport",
"catalyst",
"active transport"
] | active transport | sciq |
13816423-f556-4ce5-88e7-9f003009de71 | Strong bands of dense, regular connective tissue that connect muscles to bones are called what? | [
"veins",
"membranes",
"tendons",
"cartilage"
] | tendons | sciq |
709fcfe2-ff46-4871-b954-ad277960df62 | Homes and transportation use what percent of all energy in the u.s.? | [
"fifteen",
"twenty five",
"half (fifty)",
"forty"
] | half (fifty) | sciq |
d31d4dc2-cbf8-4455-a235-a5dd84dfccf1 | What falls roughly in the middle of the electromagnetic spectrum, having shorter wavelengths and higher frequencies than microwaves, but not as short and high as x rays? | [
"radio waves",
"ultraviolet light",
"gamma rays",
"light"
] | light | sciq |
0f5a2a8c-f443-4106-ac07-098235429f16 | What are models good for? | [
"they are identical to the real thing",
"they are independent variables",
"they give us an idea of what the real thing is like",
"they are expensive to make"
] | they give us an idea of what the real thing is like | sciq |
4646e347-5a03-4f00-a0c1-c8f87fc404fd | Explanations of some aspect of the natural world based on repeated observations are termed what? | [
"scientific insights",
"scientific thoughts",
"scientific theories",
"scientific guesses"
] | scientific theories | sciq |
155e1258-2083-4cee-80ac-000e0396555e | What is found in abundance in the polar ice caps and under the surface of mars? | [
"water",
"fossils",
"carbon",
"bacteria"
] | water | sciq |
99b8dc6f-b1da-4a78-ad35-518b3b7d8892 | What do nerve impulses travel along? | [
"axons",
"membranes",
"arteries",
"pores"
] | axons | sciq |
066284c7-05b3-44a4-ab31-0fb88c4faeea | Cyanobacteria are bluish green in color because they contain what? | [
"chloroplasts",
"microbial",
"chlorophyll",
"carbonate"
] | chlorophyll | sciq |
49536f24-6009-4add-8eb5-f764bafd2651 | How many miles is the distance between the earth and sun? | [
"82",
"91",
"93",
"78"
] | 93 | sciq |
42d44b9d-2723-473c-9d60-7ad0f092444a | What is the dominant form of plant life in most terrestrial ecosystems, comprising about 90 percent of all plant species? | [
"gymnosperms",
"bryophytes",
"pteridophytes",
"angiosperms"
] | angiosperms | sciq |
a7ec0ae8-8ef5-4201-a6f5-ff1abfe8c380 | What is the largest mammal on earth? | [
"giraffe",
"blue whale",
"tiger shark",
"water buffalo"
] | blue whale | sciq |
97e76f2c-9a92-4fea-b798-3eac56267aa3 | What are elements that generally do not conduct electricity? | [
"nonmetals",
"copper",
"metal",
"iron"
] | nonmetals | sciq |
648bced2-5f8d-4b87-90bd-872b95c547b6 | Superconductors expel a magnetic field from their interior. what is this phenomenon known as? | [
"meissner effect",
"weissenberg effect",
"lauer effect",
"eibner effect"
] | meissner effect | sciq |
b6ea3ae9-42fa-4f86-bda9-3ba75e47ac8b | Continually increasing the pressure on the liquid will eventually cause the substance to do what? | [
"transform",
"explode",
"solidify",
"erode"
] | solidify | sciq |
0ed22739-4b8e-41d6-9011-a1a22766d5a6 | Hypersensitivity may refer to a maladaptive response of what system toward a harmless foreign substance? | [
"System",
"immune",
"brain",
"oxygen"
] | immune | sciq |
a0441100-eb81-4b66-8a8a-55ac9ce04274 | Similarity that results from common ancestry is known as what? | [
"duality",
"heterogeny",
"homology",
"affinity"
] | homology | sciq |
4b26b07d-c841-41cb-b7cd-300e2f56b37b | We all start as a single cell and soon grow into what? | [
"nucleus",
"embryo",
"egg",
"uterus"
] | embryo | sciq |
c203250a-e826-4e6a-860c-cd26f9f2eb15 | Which acid contains only one ionizable hydrogen? | [
"amino acid",
"monoprotic acid",
"citric acid",
"lactic acid"
] | monoprotic acid | sciq |
c02cb54d-37d8-4671-b267-a433197629fb | The epidermis is made of which closely packed cells? | [
"epithelial cells",
"cancer cells",
"muscle cells",
"nerve cells"
] | epithelial cells | sciq |
13bb1b62-e147-457c-92e7-934927bb0086 | What is a double membrane of the nucleus that encloses the genetic material? | [
"cell membrane",
"cell wall",
"nuclear wall",
"nuclear enevelope"
] | nuclear enevelope | sciq |
dec9490e-f8e5-4241-8ab4-9f8f4922764c | What effect does changing temperature have on a system at equilibrium? | [
"the height",
"energy",
"stress",
"movement"
] | stress | sciq |
733970fd-58a3-4be6-ae47-5761b8d3f971 | What type of cancer can the use of tanning beds lead to? | [
"skin cancer",
"breast cancer",
"tissue cancer",
"brain cancer"
] | skin cancer | sciq |
acd06f3a-610e-4358-ab02-ce9758633f1d | Organisms tend to be larger in size at higher what levels? | [
"benthic",
"proteolytic",
"trophic",
"Secondary Layer"
] | trophic | sciq |
80922dc6-e970-4d73-b0a9-44296c77344f | A major step in animal evolution was the evolution of what rigid rod that runs the length of the body? | [
"notochord",
"mitochondria",
"limbic system",
"endoderm"
] | notochord | sciq |
5c012979-011c-4a25-ba5d-7850eebf2568 | What is the name of the process that refers to the balance or equilibrium within the cell or a body? | [
"static",
"hypothesis",
"determinants",
"homeostasis"
] | homeostasis | sciq |
f8936a91-ba9f-4b84-8a2c-9478a502ac8d | What is the clear, protective covering on the outside of the eye? | [
"retina",
"cornea",
"vitreous fluid",
"iris"
] | cornea | sciq |
775c7bdd-15d6-4825-a6bc-f1c20032a8a1 | Deeper layers of rock must be older than layers closer to the surface, this is the law of what? | [
"erosion",
"diffraction",
"flux",
"superposition"
] | superposition | sciq |
9d0e49bc-cee0-44eb-bae1-82ca3565178a | Dentists occasionally use metallic mixtures called amalgams for what? | [
"fillings",
"braces",
"tools",
"anesthesia"
] | fillings | sciq |
1673d93c-9bff-437b-9ed7-0d1f2c8cccf8 | Which infection turns ant's abdomen red and fruit-like and an easy prey for birds? | [
"trichina",
"cocklebur",
"yeast",
"neotropicum"
] | neotropicum | sciq |
22739bec-7ffc-42b1-86af-4aa05955c377 | What do mitochondrions have an inner and outer version of? | [
"Molecule",
"membrane",
"protein",
"Fatty Acids"
] | membrane | sciq |
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