id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
c0f7de2c-bf2d-45e8-bf2b-62b76353793d | Why do electronegativities decrease from top to bottom? | [
"larger electric pull",
"larger atomic variation",
"larger atomic size",
"smaller atomic size"
] | larger atomic size | sciq |
59eac659-9608-402b-a688-53819aefafa4 | What are the three types of symbiosis? | [
"commensalism, osmosis, internalization",
"internalization , parasitism , commensalism",
"connectionism , parasitism , commensalism",
"mutualism, parasitism, commensalism"
] | mutualism, parasitism, commensalism | sciq |
fc820a70-4ec5-4b5c-81f1-ca89d6df8105 | What term is used to describe the ability to change or move matter? | [
"mass",
"energy",
"inertia",
"speed"
] | energy | sciq |
f1566666-a9f3-4857-8455-4ca42c77d78a | What measures exactly how much gravity is pulling on something? | [
"matter",
"dimension",
"size",
"weight"
] | weight | sciq |
004e5318-b124-4a3f-a794-14237d97e8c5 | Where do producers in an ecosystem generally get their energy from? | [
"predators",
"consumers",
"the sun",
"chlorophyll"
] | the sun | sciq |
7ae2a90b-93ef-434c-b583-4ed42b4b8634 | Generators usually transform kinetic energy into what kind of energy? | [
"nuclear energy",
"potential energy",
"electrical energy",
"subsequent energy"
] | electrical energy | sciq |
ddc8fdaf-6040-4390-8318-c1669a2045f7 | Most modern seed plants are angiosperms that produce seeds in the what of flowers? | [
"ovaries",
"kidneys",
"stems",
"lungs"
] | ovaries | sciq |
1b5f30ff-10ff-466e-956f-dd4a1287ffd1 | Most enzymes are classified as what? | [
"lipids",
"hormones",
"proteins",
"acids"
] | proteins | sciq |
dee6579a-5835-4367-8ce3-e9aaa271783c | Each hemisphere of the brain contains regions called what that are involved in different functions? | [
"nodes",
"chambers",
"lobes",
"folds"
] | lobes | sciq |
b8742e23-a172-4d77-ba79-ef093eb6eb15 | Emphysema is a chronic disease caused by the breakdown of the what tissue? | [
"lung",
"liver",
"brain",
"heart"
] | lung | sciq |
f165c530-59a8-407c-a73b-ffbfbef614bf | Lactose is a disaccharide consisting of the monomers glucose and what? | [
"sucrose",
"glycerol",
"fructose",
"galactose"
] | galactose | sciq |
3751604f-5f8b-4c57-ac89-570ab5ebd970 | Why does photosynthesis not occur in the deep-water zone? | [
"it is dark",
"it is cold",
"it is pressurized",
"it is stagnant"
] | it is dark | sciq |
2af8f04b-9b21-4184-95b5-e5fdb134be82 | What, now former, planet is small, icy, and rocky? | [
"neptune",
"jupiter",
"mercury",
"pluto"
] | pluto | sciq |
4e791e3d-4860-4ce3-bcc8-1aa59b9d24ea | What process allows plants to convert light energy into sugars and energy for food? | [
"glycolysis",
"photosynthesis",
"digestion",
"respiration"
] | photosynthesis | sciq |
12ca6c4e-e466-4173-b551-5f798aa9dcd9 | What is the equation of power released? | [
"detonation x current",
"amplitude x current",
"uptake x current",
"voltage x current"
] | voltage x current | sciq |
5f3434f0-3270-4682-9896-4a02f0ed447d | Silencing genes through epigenetic mechanisms is commonly practiced on what type of uncontrolled cells? | [
"cancer cells",
"neutral cells",
"giving cells",
"innoculous cells"
] | cancer cells | sciq |
8d24bb23-d90a-4713-b172-eebeb90a6388 | Along with muscles, what helps the body move with relatively little force? | [
"glands",
"nerves",
"joints",
"limbs"
] | joints | sciq |
5b97653e-08a0-4ef6-a571-2b8cb192ad68 | What process do all species use to make the next generation? | [
"separation",
"differentiation",
"reproduction",
"variation"
] | reproduction | sciq |
f0a34a9e-fc8b-45cb-817c-72732423d984 | According to one of einstein's theory, while light consists of particles, it behaves like this. | [
"tides",
"waves",
"molecules",
"thermodynamics"
] | waves | sciq |
4e398a99-383f-4a4b-b824-deb06d71bfcc | Soil forms where land areas are what? | [
"flat",
"cool",
"merging",
"solid"
] | flat | sciq |
5c24bf9d-da11-4827-871a-f26a47920f49 | An estimated 99 percent of the species that have ever lived on earth no longer exist, showing that what event is common? | [
"accumulation",
"pollution",
"over fishing",
"extinction"
] | extinction | sciq |
b8127b56-5693-4bfa-8c4b-8608d433dca5 | What type of energy is the energy of moving matter? | [
"kinetic energy",
"potential energy",
"residual energy",
"dynamic energy"
] | kinetic energy | sciq |
7db03d8b-23b0-4eab-9ba7-000819d70cc3 | What does bile help to digest ? | [
"fat",
"nuts",
"food",
"protein"
] | fat | sciq |
6597887f-87eb-4a8f-a89c-e962769c5a73 | A gene may have different versions called what? | [
"genomes",
"alleles",
"peptides",
"locus"
] | alleles | sciq |
4e7adb2b-7000-4460-8311-184583a2f395 | Nonvascular plants lack vascular tissue and what? | [
"cells",
"cytoplasm",
"chlorophyll",
"seeds"
] | seeds | sciq |
0c34e211-44a0-4c0b-b62f-b130eafe5165 | What is a mixture of metal with one or more other elements? | [
"a metalloid",
"a halloid",
"an alkali metal",
"an alloy"
] | an alloy | sciq |
341ee2c4-7bdf-4f3d-84fe-fc7edb720a22 | Pheromones enable what, which is vital for organisms like ants that live in a large community? | [
"adaptation",
"communication",
"asexual reproduction",
"migration"
] | communication | sciq |
02a9c806-2673-4135-9ef1-2d6b215c4dc4 | What is the part of the shadow that is partially lit called? | [
"eclipse",
"pleura",
"penumbra",
"pentila"
] | penumbra | sciq |
13f44359-087f-4725-a339-9a49d7c95bd7 | When a mountain stream flows onto flatter land and comes to a stop rapidly, what do the deposits form? | [
"upstream fan",
"vertical fan",
"conical fan",
"alluvial fan"
] | alluvial fan | sciq |
7c73e277-1b35-422f-b0a2-26346fd4209b | The processes of homeostasis and temperature control are centered in the hypothalamus of the advanced animal brain, thus thermoregulation depends on what organ system? | [
"nervous system",
"digestive system",
"cardiovascular system",
"circulatory system"
] | nervous system | sciq |
931e0667-fda3-4b09-8d8f-94b8a9efe89c | Light from objects at different distances is focused by what part of the eye? | [
"iris",
"lens",
"pupil",
"meniscus"
] | lens | sciq |
63add26e-8810-41cd-a08e-fa50069f396d | Breaking a window with a baseball is an example of what kind of change in matter? | [
"sudden",
"unusual",
"chemical",
"physical"
] | physical | sciq |
8738b3fa-1d99-4397-a0cb-7702b66a04cb | Scientists will often observe and then what the reason why a phenomenon occurred? | [
"normalize",
"theorize",
"hypothesize",
"realize"
] | hypothesize | sciq |
8a480201-0269-4bd4-a375-7401de3ae2bd | Similar to the coil on a stove, changes in what reflect an increase in the temperature of a star? | [
"color",
"rotation",
"direction",
"texture"
] | color | sciq |
e29dd2c8-8b04-4307-9f41-1022ec38b9b5 | Proto-oncogenes are positive cell-cycle regulators but when mutated, they can become what? | [
"cultigens and cause cancer",
"bacteria and cause cancer",
"microbes and cause cancer",
"oncogenes and cause cancer"
] | oncogenes and cause cancer | sciq |
14d9dbe4-1b4b-478f-8b2e-968f649b9d63 | When the maximum amount of solute has been dissolved in a given amount of solvent, we say that the solution is what? | [
"blended",
"empty",
"saturated",
"used"
] | saturated | sciq |
4e02f35e-c42f-42e9-bd69-67ab52e95171 | What is the movement of substances across the membrane without the expenditure of cellular energy called? | [
"passive transport",
"active transport",
"immune transport",
"inner cell transport"
] | passive transport | sciq |
eb5c4c60-72b9-480a-8cc0-28f99dd5b364 | What energy, produced by vibrations, cannot travel through empty space? | [
"heat",
"plasma",
"sound",
"light"
] | sound | sciq |
307c3acd-8464-49e7-9e2e-1246ce33c962 | According to rutherford, where is the vast majority of the mass of an atom located? | [
"the electrons",
"the nucleus",
"the cytoplasm",
"the shell"
] | the nucleus | sciq |
a80024a3-c9e8-4465-a569-c3b3e01fad3f | What is the term for organisms that make their own food? | [
"autotrophs",
"plastids",
"monocots",
"omnivores"
] | autotrophs | sciq |
3df0337d-425a-46d1-a37e-d97b7eb109b7 | What happens to neutral matter when electrons are transferred between objects? | [
"osmosis",
"it stays neutral",
"it dissolves itself",
"it becomes charged"
] | it becomes charged | sciq |
69c93034-f372-4c27-9bf2-62b250edd008 | Seawalls and breakwaters are built parallel to what? | [
"ocean base",
"the deep",
"center-point",
"shore"
] | shore | sciq |
504af0b6-4491-49f9-a0b6-a47511e3c280 | What is the term for the loss of one or more electrons by an atom? | [
"decomposition",
"evaporation",
"oxidation",
"half-life"
] | oxidation | sciq |
1fc5283a-1d95-4f18-ae64-e86f2f51cfce | What are the lipids containing phosphorus? | [
"phospholipids",
"alkaloids",
"eukaryotes",
"hemoglobin"
] | phospholipids | sciq |
523d37d9-4d87-4c1c-8e83-a568c4a8b6bc | Ethers readily dissolve what type of molecules? | [
"lipids",
"proteins",
"polar",
"non-polar"
] | non-polar | sciq |
52631275-3043-46ad-ad91-ca4aa3c50038 | What are bones made up of? | [
"muscles",
"tissues",
"molecules",
"platelets"
] | tissues | sciq |
0a217601-9335-4f87-a668-2bcc9e66bd4d | When it is winter in the northern hemisphere the southern hemisphere experiences which season? | [
"winter",
"autumn",
"spring",
"summer"
] | summer | sciq |
3e15f51f-acfb-4c33-b220-b9ec1380584c | What happens when liquid water evaporates? | [
"snow",
"humidity happens",
"condensation",
"seawater happens"
] | humidity happens | sciq |
f6926094-738f-496f-b7e4-d6f174f579df | What vision defect occurs because the eye is too long? | [
"myopia",
"hyperopia",
"astigmatism",
"blindness"
] | myopia | sciq |
4cb2a7f3-9f64-4662-af2c-7dbe20f3c3e4 | What happens when a neutral atom gains or loses electrons? | [
"it gains protons",
"it becomes an ion",
"it loses protons",
"it loses neutrons"
] | it becomes an ion | sciq |
8b06eb6a-9ff2-4694-9b00-57f72e91d122 | Why are goose feathers preferred for stuffing by manufacturers? | [
"smoothness",
"softness",
"multi layers build up",
"thickness"
] | softness | sciq |
f73e84fc-89e5-4077-81d7-d6986ae17bef | What is the outermost part of the sun's atmosphere called? | [
"rays",
"ultraviolet",
"particles",
"corona"
] | corona | sciq |
d33c8679-5d89-4622-a3dc-4a31e338b410 | What is the series of changes in the life of an organism? | [
"insect metamorphosis",
"evolution",
"life cycle",
"circle of life"
] | life cycle | sciq |
fa5e6fe3-e761-4f29-8312-0efd60ddcc05 | The outer planets are made of hydrogen and helium, so they are termed what? | [
"light giants",
"gas giants",
"helium giants",
"hydrogen giants"
] | gas giants | sciq |
da275bf5-1dc5-47e2-a80f-212931647a63 | When a liquid is heated, molecules with enough kinetic energy escape the liquid and become what? | [
"vapor",
"atoms",
"invisible",
"solid"
] | vapor | sciq |
56b224d4-4dad-4c10-a073-c94463ea0eff | What property of an object is obtained by multiplying its mass and its velocity? | [
"fluid",
"momentum",
"component",
"movement"
] | momentum | sciq |
a04ae40c-32c2-4794-b9e9-8e88b6cb00c2 | Solutions that are prepared in which a solute concentration exceeds its solubility are called what? | [
"instantiated",
"solidified",
"supersaturated",
"mineralized"
] | supersaturated | sciq |
cb8730e0-2ba9-475b-a116-d73d1117205a | The word fungus comes from the latin word for what? | [
"mushroom",
"vegetable",
"spore",
"mold"
] | mushroom | sciq |
5cc66720-71bf-4380-aef7-5006dbe2f6b9 | The part of a plant that is responsible for reproduction is the? | [
"flower",
"leaf",
"stem",
"root"
] | flower | sciq |
317cb51e-612f-4e54-bc28-0557bcac6d49 | Isotopes have the same number of protons and electrons, but a different number of what? | [
"impurities",
"atoms",
"reactions",
"neutrons"
] | neutrons | sciq |
ab1157aa-c65b-4859-9331-84bce168b545 | Shivering and adipose tissue called brown fat are used by mammals in particular to produce what? | [
"nutrition",
"heat",
"energy",
"blood"
] | heat | sciq |
912593d3-4f16-4181-bb2e-ef1a356d9985 | Where are the somas of sensory neurons located in the spinal cord? | [
"penetration root ganglia",
"frontal head ganglia",
"dorsal root ganglia",
"frontal root ganglia"
] | dorsal root ganglia | sciq |
6d3695f6-a8aa-4fed-8fb3-911ef2c1213b | The thick tunica media allows muscular arteries to play a leading role in what? | [
"vasodilation",
"accumulation",
"inhibition",
"vasoconstriction"
] | vasoconstriction | sciq |
4f7a1547-2d28-44ee-a2d2-de56c88b22d3 | Why do crystals have relatively sharp and well-defined melting points? | [
"particular intermolecular forces",
"angular intermolecular forces",
"uniform intermolecular forces",
"variable intermolecular forces"
] | uniform intermolecular forces | sciq |
72cc0d35-1ba5-4698-908f-dcfeedbfce01 | In which area does conduction mainly happen? | [
"higher atmosphere",
"mesosphere",
"lower atmosphere",
"thermosphere"
] | lower atmosphere | sciq |
c37ad0bb-06b3-4932-9809-bbd16204e74a | What is secreted by the cells surrounding spermatogonia to help sperm production? | [
"estrogen",
"dihydrotestosterone",
"testosterone",
"follicle stimulating hormone"
] | testosterone | sciq |
c90a6105-bfad-4f42-b4fd-3a39fb3511fa | Chemical reactions either require or release what? | [
"energy",
"electricity",
"enzymes",
"light"
] | energy | sciq |
b55862b1-516b-4dcd-9a4b-8ad011766691 | Energy that is released when a chemical reaction takes place is known as what? | [
"consequence energy",
"chemical energy",
"thermal energy",
"liquid energy"
] | chemical energy | sciq |
59477f81-8baf-4bec-9038-c1c1fd2b0a07 | What is the largest object in the solar system? | [
"the earth",
"the sun",
"the orbit",
"jupiter"
] | the sun | sciq |
d82639f0-6ef7-4454-9503-9f543de44184 | In ovoviviparous fish like shark, what develops inside the mother’s body but without nourishment from the mother? | [
"eggs",
"genes",
"molecules",
"spores"
] | eggs | sciq |
246c820f-b115-46a7-9871-06371d24f9df | What is the term for a technique used to separate out homogeneous mixtures in which one or more solids are dissolved in a liquid? | [
"evaporation",
"distillation",
"absorption",
"transpiration"
] | evaporation | sciq |
0da99f65-40bb-4972-8dfd-1f834ee073dd | How do basal mammals like monotreme reproduce? | [
"budding",
"live birth",
"by laying eggs",
"cloning"
] | by laying eggs | sciq |
6121ebac-88b5-4665-8dbf-b1e64e0687be | Abundant in unpolluted ponds and streams, planarians prey on smaller animals or feed on? | [
"algae",
"dead animals",
"unidentified animals",
"fungi"
] | dead animals | sciq |
2b17295a-2c1c-47ff-a0b0-5907a2bef3d3 | What does parasitic mean? | [
"mutual benefit",
"welcome guest",
"lives in host",
"symbiotic"
] | lives in host | sciq |
a92fb79a-88a9-4a13-bf76-a54c9ef397e4 | What scientist constructed a tree diagram, separating living organisms into three domains? | [
"Gibbs",
"carl woese",
"Mendel",
"CT Fletcher"
] | carl woese | sciq |
b1334cd0-6aaf-4d9c-abe6-68c50b3cca53 | Most of the genes in the eukaryotic cell are found where? | [
"the mitochondria",
"the nucleus",
"the cell wall",
"the vacuoles"
] | the nucleus | sciq |
279e7b44-9483-48d5-b466-7e4f028cad36 | What are known as the building blocks of proteins? | [
"bases",
"amino acids",
"protein acids",
"organism acids"
] | amino acids | sciq |
7717d76b-335b-46e6-bde5-634d46dcfeea | What are the three types of muscle tissue in the body? | [
"spongy, cardiac, skeletal",
"skeletal, cardiac, smooth",
"topography , cardiac , smooth",
"proliferating , cardiac , smooth"
] | skeletal, cardiac, smooth | sciq |
37e48eeb-1a65-42c1-9b1c-0f2a45365d1f | The white mountains in new hampshire are part of what province? | [
"montreal",
"geologic",
"antarctic",
"appalachian"
] | appalachian | sciq |
cf61b060-a9e8-48ad-8949-c0f91f126032 | What is the ratio of the uncertainty to the measured value, multiplied by one-hundred called? | [
"percent inconsistency",
"percent uncertainty",
"amount uncertainty",
"variable uncertainty"
] | percent uncertainty | sciq |
4e5246db-96a2-4ecd-b493-2d5644ff9492 | What is produced by the sebaceous glands? | [
"progesterone",
"sperm",
"sebum",
"pheromone"
] | sebum | sciq |
686dd06a-3b45-4a7a-a29c-39e255510779 | What do you call vesicle transport into the cell? | [
"passive transport",
"dialysis",
"endocytosis",
"metastasis"
] | endocytosis | sciq |
4aff8e55-d2ae-43c5-b406-dd9b84d0bd0f | What are daily changes in the level of ocean water called? | [
"floods",
"tides",
"waves",
"currents"
] | tides | sciq |
c2e75ceb-38e7-414e-8e49-f1e49e7650bb | What is the name of the narrow tube that begins at the stomach and ends at the large intestine? | [
"pancreas",
"small intestine",
"small stomach",
"small tissues"
] | small intestine | sciq |
0eeacadc-2f08-452e-b71a-23310a3c63ec | What is the term for how close a measurement is to the true value? | [
"correctness",
"frequency",
"accuracy",
"validity"
] | accuracy | sciq |
7b664e14-004e-4590-92e3-901b9addd2b7 | What are the two most abundant elements in the universe? | [
"hydrogen and oxygen",
"nitrogen and carbon",
"oxygen and carbon",
"hydrogen and helium"
] | hydrogen and helium | sciq |
a119dd7d-0dd2-47c1-ad4e-1e75ca49a2fc | What is the term for a close relationship between two species in which at least one species benefits. | [
"endosymbiosis",
"extosis",
"symbiosis",
"candiasis"
] | symbiosis | sciq |
329dadf4-ce6e-4650-9b79-5c4e9831b142 | Atomic emission spectra are produced when excited electrons return to what state? | [
"orbital state",
"ground state",
"work state",
"side state"
] | ground state | sciq |
9940073a-0dad-4ae9-9a34-ba721b647fb5 | The lungs perform gas exchange using air and what fluid, which is coming and going from the heart? | [
"water",
"saliva",
"mucus",
"blood"
] | blood | sciq |
508b9bcc-d662-42d9-a270-25b0ae57d068 | In addition to glucose, what gas is used during cellular respiration? | [
"methane",
"hydrogen",
"oxygen",
"nitrogen"
] | oxygen | sciq |
3d8ba6ce-b34c-4e0a-9105-93478fb602d4 | Which germ layers are essential for animal embryos to grow and develop into a body? | [
"keratinocytes , ectoderm , mesoderm",
"endoderm, ectoderm, mesoderm",
"histone and melatonin",
"cytoplasm and chloroplasm"
] | endoderm, ectoderm, mesoderm | sciq |
11669d8e-0f38-4db4-b1df-12caa20fa852 | Scrubbers and catalytic converters are examples of technologies that change what into harmless compounds? | [
"toxins",
"pollutants",
"mutations",
"contaminants"
] | pollutants | sciq |
5afe3537-7845-44c5-8b4e-8600c9767b39 | What is the weighted average of the masses of all isotopes of an element called? | [
"light mass",
"atomic mass",
"weight mass",
"cell mass"
] | atomic mass | sciq |
34bd6471-b8e3-4010-ba27-0cb28303977e | The ability of a water spider to walk across a body of water is an example of what? | [
"low gravity",
"surface tension",
"magnetism",
"high density"
] | surface tension | sciq |
5cc2f174-25b3-483d-9186-bdb01ac941f3 | What are compounds with the same molecular formula but different structures and properties called? | [
"isomers",
"polymers",
"monomers",
"substrates"
] | isomers | sciq |
4683618e-f9db-427a-b7ee-4c8e5ae1fb74 | What happens when the blood cannot reach the heart because a blood vessel is blocked? | [
"fast heart beat",
"heart attack",
"heart burn",
"pass out"
] | heart attack | sciq |
9d957ba4-6709-46a3-98bd-e7022b539946 | What kind of solid is characterized by an unorganized and unpredictable structure? | [
"amorphous",
"porous",
"magnetic",
"aqueous"
] | amorphous | sciq |
5a9a3921-9d0c-4ad2-9db0-d026f55a3369 | An object with more mass has greater thermal energy than an object with less mass because it has more what? | [
"gravity",
"ions",
"atoms",
"molecules"
] | atoms | sciq |
8e0f4433-29fb-4aa1-9f84-6316fccac61d | Ether molecules have an oxygen atom and can engage in hydrogen bonding with which other molecules? | [
"water",
"carbon dioxides",
"proteins",
"lipids"
] | water | sciq |
a1b8573d-f2df-4e46-8a27-4d4feabc6a18 | What basic structures of the nervous system innervate the muscles of the respiratory system and are responsible for controlling and regulating pulmonary ventilation? | [
"toxins",
"neurons",
"ions",
"enzymes"
] | neurons | sciq |
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