id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
5261d35a-72d2-4afa-b262-2f06eb4bdbdb | Molecules of gas are rare in what outermost region of the planet's atmosphere? | [
"ionosphere",
"ozone layer",
"exosphere",
"thermosphere"
] | exosphere | sciq |
e8890680-f94d-4f6d-81a2-d43ce1e0b7cd | Why is there very little evaporation in the boreal forests? | [
"temperature is too cold",
"too humid",
"too hot",
"high elevation"
] | temperature is too cold | sciq |
71b5da9b-1c7d-481b-a3f9-f25f94793a1f | Maltose, lactose, and sucrose are common types of what, which are distinguished by their monosaccharide constituents? | [
"precipitates",
"silicates",
"oxides",
"disaccharides"
] | disaccharides | sciq |
54575784-b9b6-4514-9828-258538d78fde | Amplitude describes what about the wave's crest and trough? | [
"the maximum parts",
"How frequently the parts occur",
"The minimum parts",
"The width of the parts"
] | the maximum parts | sciq |
9e1931d8-af13-4ffb-8eec-481ba2c72bad | Overproduction of offspring, combined with limited resources, results in what? | [
"continuation",
"concentration",
"contention",
"competition"
] | competition | sciq |
637f8755-02b6-4e82-801a-dc30dc026878 | What laws regulate radiation doses to which people can be exposed? | [
"medical regulation laws",
"dose regulation laws",
"voltage protection laws",
"radiation protection laws"
] | radiation protection laws | sciq |
a8e3f9f7-f04f-4a7a-97a6-86c5bbe869a2 | Digestive enzymes, including which enzyme, start breaking down starches into sugars? | [
"triglyceride",
"amylase",
"cortisol",
"melatonin"
] | amylase | sciq |
0fb03d1a-f88e-47b9-bf4b-463a33289143 | In prokaryotes, what is composed of a single, double-stranded dna molecule in the form of a loop or circle? | [
"genome",
"rNA",
"allele",
"chromosomes"
] | genome | sciq |
d8151599-dfca-4230-b5d1-66899b1d3104 | What is formed when nitrogen and sulfur oxides dissolve in rain? | [
"hail",
"ozone",
"acid rain",
"toxic rain"
] | acid rain | sciq |
c6a3e82e-656e-4d6a-a21a-a40347aff1c5 | Hydroelectric power harnesses the energy of what? | [
"water",
"heat",
"weather",
"air"
] | water | sciq |
104ec0d1-ecfb-4feb-bb99-54566593f09d | Hydras and sea anemones are examples of what form? | [
"polyp",
"lesions",
"anemone",
"node"
] | polyp | sciq |
7a459d9f-bf14-49ab-8a2b-6eff0eb1e922 | Tropical, temperate, continental, and polar are all examples of what? | [
"climates",
"deserts",
"lakes",
"land formations"
] | climates | sciq |
319ea464-a4ca-438d-9cdb-5c54a0f8404e | What is a longitudinal, flexible rod located between the digestive tube and the nerve cord? | [
"the oscillatory",
"the underlain",
"tubular gland",
"the notochord"
] | the notochord | sciq |
ecb64648-eff9-4efd-a330-ee246c39ca70 | At high altitudes, acclimatization increases red blood cells, so there is more what to help transport the available oxygen? | [
"plasma",
"hemoglobin",
"leukocytes",
"platelets"
] | hemoglobin | sciq |
0bb0175d-7382-4c97-9f45-1439d82dc10d | What type of systemic response involves lymphocytes? | [
"chronic",
"immune",
"inflammation",
"natural"
] | immune | sciq |
cb0c93ad-5dda-4b07-8042-e15b97c82bed | What was the first object to form in the solar system? | [
"moon",
"jupiter",
"sun",
"earth"
] | sun | sciq |
5087fa10-15e0-4a84-adfe-3c6101e605b6 | Some materials have negative heats of solution; the dissolution of one of these solutes in water is called? | [
"exothermic process",
"endothermic process",
"ionized process",
"acetylene process"
] | exothermic process | sciq |
feec57d7-6cce-4320-bfe6-9f880f810505 | Where are most white blood cells made? | [
"plasma",
"the bone marrow",
"lungs",
"heart tissue"
] | the bone marrow | sciq |
9c8e0cfc-483d-4633-aa86-4f28460841f3 | Blood flows from the right atrium to the right ventricle, where it is pumped into the what? | [
"bronchial circulation",
"kidneys",
"respiratory system",
"pulmonary circuit"
] | pulmonary circuit | sciq |
c178f94d-e5b3-43ab-9a78-d227299c0b8d | What are the male gametes called? | [
"sperm",
"pollen",
"cytoplasm",
"urea"
] | sperm | sciq |
2a0a3d47-f491-4a51-8854-c1118985ba20 | What in hemoglobin gives red blood cells their red color? | [
"barium",
"calcium",
"lead",
"iron"
] | iron | sciq |
a3435ac2-34a8-40de-a4c2-56d4dca5b277 | Alpha, beta and gamma are three types of what? | [
"directions",
"radiation",
"convection",
"mutation"
] | radiation | sciq |
d22190f9-3b73-482a-9b93-d0a9a8dadbd7 | Red-green colorblindness is an example of what kind of trait? | [
"dominant",
"adaptive",
"sex-linked",
"fatal"
] | sex-linked | sciq |
a99cfc26-0640-476a-9179-9dc63f233ed7 | What kind of radiation is greatest at the equator and lessens toward the poles? | [
"small radiation",
"large radiation",
"solar radiation",
"lunar raditation"
] | solar radiation | sciq |
d568437e-b61a-4dc2-81f7-4402708acd5c | What are atoms or groups of atoms called which carry and electrical charge? | [
"electrons",
"ions",
"protons",
"molecules"
] | ions | sciq |
e3906c6a-c605-43bf-af93-2412c5c46acd | What are the salts of fatty acids called? | [
"dyes",
"creams",
"soaps",
"malts"
] | soaps | sciq |
4335d433-c918-487f-bf3e-838896b0267b | What type of numbers specify the arrangement of electrons in orbitals? | [
"stream numbers",
"ionic numbers",
"fusion numbers",
"quantum numbers"
] | quantum numbers | sciq |
f59e7d67-5eb4-4705-bc4f-f6734c36a125 | What do atoms become if they lose or gain electrons? | [
"toxins",
"ions",
"particulates",
"particles"
] | ions | sciq |
e17ff624-bcd7-4010-9f65-cda81ac2315c | What is the breakdown of unstable elements into stable elements called? | [
"thermal decay",
"initial decay",
"radioactive decay",
"radioactive decrease"
] | radioactive decay | sciq |
7c0b40b3-e779-4283-8d60-3018d12bdb77 | Observations suggest that a force applied to an object is always applied by what? | [
"gravity",
"dark matter",
"itself",
"another object"
] | another object | sciq |
8dd234dc-bfbd-433a-bd57-1d946826f3b9 | How much exercise should a person ideally get during a single day? | [
"hour",
"six hours",
"three hours",
"fifteen minutes"
] | hour | sciq |
7a32d573-4ea6-4852-8c31-d796110734f0 | The electrolysis of what substance produces hydrogen and oxygen gases | [
"water",
"cholesterol",
"hydrocarbon",
"carbon dioxide"
] | water | sciq |
e3885b40-1eae-42e6-bf71-90d6777fa448 | What is the shorter loop of the cardiovascular system? | [
"pulmonary circulation",
"metabolic circulation",
"pulmonary edema",
"venous circulation"
] | pulmonary circulation | sciq |
a03221e1-90d3-470d-a613-4d3b44f3aafb | What is the first classification of igneous rocks? | [
"color",
"size",
"weight",
"composition"
] | composition | sciq |
e8d10111-03f3-497c-83b4-4882d284f237 | What is the very slow movement of rock and soil down a hillside? | [
"creep",
"drop",
"landslide",
"evaporate"
] | creep | sciq |
27de249a-cc9d-4bea-8da3-4ba04539258c | Which type of pressure forces fluid out of the capillary? | [
"hydrostatic",
"combustion",
"gas",
"air"
] | hydrostatic | sciq |
65ea9716-b66f-4ae0-a4e7-8c1d718bee42 | What hits the eardrum and causes it to vibrate? | [
"cilia",
"sound waves",
"decibels",
"microwaves"
] | sound waves | sciq |
d88764a6-84cd-402e-bd1f-422ac6c9fbcf | What type of ecologists work to identify and manipulate the processes that most limit recovery of ecosystems from disturbances? | [
"conservation ecologists",
"environmental",
"restoration ecologists",
"quality ecologists"
] | restoration ecologists | sciq |
5bf0454b-5d14-421f-88f7-718d6fda947d | Name the two types of nucleic acids. | [
"lysine and methionine",
"dna ( trigraph acid ) and rna ( ribonucleic acid )",
"dna (deoxyribonucleic acid) and rna (ribonucleic acid)",
"isoleucin and leucine"
] | dna (deoxyribonucleic acid) and rna (ribonucleic acid) | sciq |
39640a3c-f1c7-4478-9d42-9d313a3c9e55 | Interactions between plants and other organisms result in cycling of chemical nutrients within what? | [
"air",
"habitat",
"water",
"ecosystem"
] | ecosystem | sciq |
8c137a90-fcfa-4698-afda-bc26159f02df | In places where crops grow only during part of the year, the land may be bare for a few? | [
"weeks",
"minutes",
"months",
"days"
] | months | sciq |
a5e9ab4f-a7c9-407c-b1e0-d32338f3d67f | What does bowman's capsule form by surrounding the glomerulus? | [
"lipids",
"lumen",
"ions",
"pores"
] | lumen | sciq |
d9d68d40-5ca6-4d73-86fb-1a5503c12f93 | What do scientists use to help explain objects or systems in simpler ways? | [
"models",
"measurements",
"plants",
"theories"
] | models | sciq |
946b0a11-0015-4c25-a4ab-0ca0254316d6 | Burning trees produces most of the same pollutants as burning what? | [
"coal fuels",
"fossil compounds",
"carbon",
"fossil fuels"
] | fossil fuels | sciq |
7dc60813-bba9-408f-95f3-7a74875745ae | During which process in bacteria do the chromosome replicates and the two daughter chromosomes actively move apart? | [
"function fission",
"matter fission",
"binary fission",
"secondary fission"
] | binary fission | sciq |
0e022d0b-9b88-4fa0-a017-e67b23e29556 | What is emitted by atoms that have been excited by thermal excitation, electron collision, or collisions with photons of exactly the right frequency? | [
"gravity",
"radioactivity",
"electricity",
"light"
] | light | sciq |
a75fab97-a169-4969-8678-f9f6ec8d8e10 | Translation is the process of ordering the amino acids in the assembly of a? | [
"lipid",
"vitamin",
"protein",
"carbohydrate"
] | protein | sciq |
9f228b12-2eea-4ce2-90b3-63b6c85e3b5f | What is the name of the group that rats are apart of called? | [
"rodents",
"Mammels",
"primates",
"Animals"
] | rodents | sciq |
299d04e5-95bc-46e5-8016-f8cc350fa6ff | Fertilization occurs when what material from one flower reaches the female gametes in the same or a different flower? | [
"sperm",
"pollen",
"ova",
"nitrogen"
] | pollen | sciq |
376d0272-4b49-4068-a44c-c08155690477 | What are the tiny packets of energy the sun gives off called? | [
"neutrons",
"ions",
"electrons",
"photons"
] | photons | sciq |
129d48a5-638c-4e19-8254-d50cbf7ad43b | In humans, each set of chromosomes contains 22 of these and 1 sex chromosome? | [
"centrosomes",
"genes",
"autosomes",
"chromatids"
] | autosomes | sciq |
6479ac21-c9ed-44ca-acbf-2a2ebc3f923b | What eukaryotic organisms cannot make their own food and do not technically eat? | [
"cells",
"proteins",
"plankton",
"fungi"
] | fungi | sciq |
cdac06fb-98e0-473e-ad7f-ad18ea4cac5b | What do ants and termites eat to help them digest wood and leaves? | [
"berries",
"yeast",
"pollen",
"fungi"
] | fungi | sciq |
1e9a031e-231c-49a9-877c-408cec49bc80 | How many types of glands does the dermis contain? | [
"two",
"six",
"ten",
"three"
] | two | sciq |
4dc59f08-fdbc-4c10-b0b7-567c9e06050e | What is an upward force that fluids exert on any object that is placed in them? | [
"efficient force",
"gravity force",
"buoyant force",
"warm force"
] | buoyant force | sciq |
f778d014-9dc4-4236-be03-6329bc3ab7ba | Atmospheric pressure is increased, causing a greater amount of oxygen than normal to diffuse into the bloodstream of the patient, in what type of therapy? | [
"politic chamber therapy",
"hyperbaric chamber therapy",
"Distinct Chamber Therapy",
"ventilation chamber therapy"
] | hyperbaric chamber therapy | sciq |
36a0d776-b09c-44bb-b096-9ae5e597f7e8 | An axe head and a doorstop are types of what simple machine? | [
"pulley",
"wedge",
"blade",
"lever"
] | wedge | sciq |
651ac38c-aa33-4365-8d48-5aa1207981cb | Dna encodes instructions for what kind of molecules? | [
"acids",
"fats",
"proteins",
"cells"
] | proteins | sciq |
58a5d4bc-33f3-419d-85d3-3f08d282dce9 | Who coined the term natural selection? | [
"shaw",
"darwin",
"Mendel",
"Pasteur"
] | darwin | sciq |
2845b738-f24e-4e03-b497-0fb15d2dfa05 | When sand is deposited along a shoreline, what is created? | [
"beach",
"island",
"bay",
"dunes"
] | beach | sciq |
a278895b-fa8d-4a7f-940d-42d9c4a59f91 | Prosimians are thought to be more similar to the earliest of these? | [
"rodents",
"primates",
"insects",
"fish"
] | primates | sciq |
de330e9e-8aa6-4f89-b7de-63a46a6c2653 | What arteries carry oxygen-poor blood away from the heart to the lungs? | [
"pulmonary",
"subclavian",
"femoral",
"aorta"
] | pulmonary | sciq |
48551a72-0feb-4a2d-8bb7-8f180b2a810d | What are the mass of threadlike filaments on the body of a fungus called? | [
"cytoplasm",
"cuticle",
"dendrites",
"hyphae"
] | hyphae | sciq |
23528556-66b5-4267-b40f-9b841e9802bc | Ionic bonds between two atoms require one metal and one what? | [
"nonmetal",
"metallic",
"liquid",
"gas"
] | nonmetal | sciq |
3610d06e-d58d-4efe-964f-13892bf6e902 | The pressurized gas of earth's atmosphere is contained by what force? | [
"gravity",
"plasma",
"variation",
"light"
] | gravity | sciq |
9da6d0d5-b08d-4a0b-bec4-8eb0edd85060 | Cytokinins promote cell division and prevent what? | [
"senescence",
"deficiency",
"apoptosis",
"mutations"
] | senescence | sciq |
4297cb86-0cb7-4d1c-8da1-8f44d03a4d76 | Dna transcription is controlled by what type of proteins? | [
"digested",
"essential",
"regulatory",
"genetic"
] | regulatory | sciq |
4a719b83-aefd-4b2e-add6-a95473a81638 | Tubeworms deep in the galapagos rift get their energy from what type of bacteria? | [
"sprillia",
"chemosynthetic",
"asexual",
"filamentous"
] | chemosynthetic | sciq |
0a1232c4-5850-44d9-89d2-bd90e49774d0 | When female mammalian embryos consist of just a few thousand cells, one x chromosome in each cell inactivates by condensing into a structure called what? | [
"barr body",
"baker body",
"morton body",
"lewy's body"
] | barr body | sciq |
74033174-51a5-4839-8f58-beb08b829ce4 | Oceans are divided into zones bases on distance from shore and what other factor? | [
"temperature",
"water depth",
"animal species",
"salinity"
] | water depth | sciq |
2b1946c3-1b42-44a2-9f62-612f17fbd910 | If a mistake is made by dna polymerase while adding nucleotides, incorrect bases are removed and replaced by the correct base, and the process of what continues? | [
"digestion",
"hybridization",
"polymerization",
"fermentation"
] | polymerization | sciq |
3ad4a699-5925-480e-af50-b7618302b775 | The common earthworm and leeches are examples of what type of worm? | [
"castrated",
"segmented",
"elongated",
"encapsulated"
] | segmented | sciq |
23910e13-475b-44ae-8e95-85b124102073 | Elements involved in nuclear reactions are what? | [
"inert",
"static",
"radioactive",
"detectable"
] | radioactive | sciq |
a407ce30-e53d-43f6-a77e-9c013c517db7 | Circadian rhythms and migration are examples of what kind of behaviors in animals? | [
"fluid",
"continual",
"cyclic",
"finite"
] | cyclic | sciq |
eb385c82-4c48-4b34-a681-7c1b35121e1c | The articular cartilage is thickest in the upper and back part of the acetabulum, the socket portion of what? | [
"hip joint",
"elbow",
"shoulder joint",
"kneecap"
] | hip joint | sciq |
b4474701-27e6-44a7-9e43-8848e26a6382 | What are decomposers that feed on the organic matter left over from other decomposers? | [
"algae",
"protozoa",
"saprotrophs",
"fungi"
] | saprotrophs | sciq |
227a8b80-6a1b-4970-851d-7e1ffda97866 | Heavier isotopes of plutonium are also produced when lighter plutonium nuclei capture what? | [
"electrons",
"protons",
"molecules",
"neutrons"
] | neutrons | sciq |
d9aa6d07-4245-4e64-be3f-c80b6a46306b | What parts of the cell does cell differentiation involve changes in? | [
"cell membrane and nucleus",
"endoderm and epidermis",
"cystine and cell wall",
"cytoplasm and cell wall"
] | cytoplasm and cell wall | sciq |
585a9d03-e433-464c-8118-d9c97321e917 | The head, thorax, and abdomen comprise what type of body structure, possessed by arthropods? | [
"permeable",
"segmented",
"elongated",
"vertebrate"
] | segmented | sciq |
53db9fb1-9157-4c05-aa9c-e051c0208fda | The renal hilum is the entry and exit site for structures servicing which organs? | [
"ovaries",
"kidneys",
"lungs",
"brains"
] | kidneys | sciq |
6b488908-f46c-4a55-9480-7274f3536055 | Photosynthesis changes light energy to what type of energy? | [
"potential",
"radiation",
"chemical",
"solar"
] | chemical | sciq |
7ecc7452-b301-46c8-ae70-70fbb56f2611 | Fructose and lactose are types of sugars broken down by the body to form what, which is the simplest sugar of all? | [
"glutamate",
"sucrose",
"glucose",
"carbohydrate"
] | glucose | sciq |
fbd66340-b423-4dd2-9826-2577bbeb9b47 | A complementary pair of chromosomes have genes for the same characteristics in the same location on the chromosome are known as? | [
"endroctyne chromosomes",
"symbiotic chromosomes",
"analogous chromosomes",
"homologous chromosomes"
] | homologous chromosomes | sciq |
39f930ac-61e8-4d29-aaee-1bc7e6fb0dc0 | What dangerous oxygen compound is found in ground level smog? | [
"argon",
"ozone",
"neon",
"sulfur dioxide"
] | ozone | sciq |
e68d1ca7-af4c-434b-9408-14fec82a8e4b | Large increases in the diversity of life have resulted from adaptive radiations that followed what? | [
"mass extinctions",
"mass mutations",
"glaciers",
"mass migrations"
] | mass extinctions | sciq |
15f526f0-b8ad-43ee-b272-30d05a5e0a95 | What is the source of most electricity? | [
"methane",
"coal",
"the Sun",
"air"
] | coal | sciq |
ed84a8ee-f8ea-405f-aaae-5c571e54f8df | What kind of motion characterizes waves? | [
"repetitive",
"round",
"bending",
"breathing"
] | repetitive | sciq |
a7d08f11-85f1-42c7-bda1-c64ac5d21232 | Light reactions occur during which stage of photosynthesis? | [
"third stage",
"final stage",
"first stage",
"intermediate stage"
] | first stage | sciq |
cee6d2ce-4670-4827-885e-5218437ad7bb | What is used to measure, in degrees, the distance north or south of the equater? | [
"latitude",
"equator",
"elevation",
"magnitude"
] | latitude | sciq |
ee7ed011-5c15-4959-8d08-438217c1bd1b | Radiation can be absorbed or shielded by materials, particularly what material used to make protective aprons worn by x-ray administrators? | [
"steel",
"lead",
"carbon",
"cotton"
] | lead | sciq |
80457148-43b3-4a04-a272-986c03e0507a | What is the name for something that consists of all the population in a given area together with the nonliving environment? | [
"habitat",
"totality",
"web",
"ecosystem"
] | ecosystem | sciq |
81869483-f41f-449b-8d03-f6acb4845ca5 | The amniotic egg first evolved in what species? | [
"mammals",
"reptiles",
"amphibians",
"birds"
] | reptiles | sciq |
ea34844a-b3d5-42ca-bb14-da8bfeffe5f0 | A largemouth bass is an example of a cold-blooded animal that conforms to what aspect of the lake it inhabits? | [
"temperature",
"precipitation",
"oxygen",
"depth"
] | temperature | sciq |
400c25cb-2231-4544-8d91-ba0df42e10f9 | What makes up the mass number of an atom? | [
"electrons and neutrons",
"molecules and electrons",
"protons and neutrons",
"atoms and neutrons"
] | protons and neutrons | sciq |
cca98016-4357-4d0c-a748-16a83e06317a | Clubmosses are not true mosses, though, because they have what? | [
"hydrothermal tissue",
"vascular tissue",
"smooth tissue",
"cambrium"
] | vascular tissue | sciq |
ecf29bfc-58dc-4ae6-b074-fe8616eb4cc8 | Europa and titan are names of what kind of celestial objects? | [
"stars",
"asteroids",
"moons",
"galaxies"
] | moons | sciq |
eaf29e3b-589e-4635-998c-7442423dd0cd | What develops in depressions where water flow is low or nonexistent? | [
"bogs",
"sinkholes",
"swamps",
"ponds"
] | bogs | sciq |
5f018a0f-51f6-40f1-a1c6-1ecce6e2eadd | All prokaryotic and some eukaryotic organisms reproduce through what method, where a parent passes all of its genetic material to the next generation? | [
"asexual reproduction",
"microscopic reproduction",
"organic reproduction",
"sexual reproduction"
] | asexual reproduction | sciq |
cb003461-5e67-4645-959a-9024a73c7df5 | Where does photosynthesis occur in plants? | [
"in chloroplasts",
"golgi bodies",
"cell membrane",
"nucleus"
] | in chloroplasts | sciq |
78b3b2d6-7d76-4c30-9c98-13c257218322 | What is defined as force per unit area? | [
"energy",
"momentum",
"pressure",
"resistance"
] | pressure | sciq |
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