id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
db7bdb84-6256-4b7e-baca-8231dd46ef87 | What kind of reproduction, in general, relies on sets of cells that are precursors for eggs and sperm? | [
"asexual",
"fusion",
"binary fission",
"sexual"
] | sexual | sciq |
68e1468a-1e01-4894-b259-56766f9d548f | A lens of what shape causes rays of light to diverge, or spread apart, as they pass through it? | [
"concave",
"flat",
"convex",
"elongated"
] | concave | sciq |
940c9fa8-e246-421d-be7c-fa86bab6d1cb | What is the complex network of nervous tissue that carries electrical messages throughout the body? | [
"nervous system",
"lymphatic system",
"respiratory system",
"circulatory system"
] | nervous system | sciq |
6c999877-d224-4baa-b579-5f7e11a2785f | Crowding and resource limitation can have a profound effect on the rate of what? | [
"population stagnation",
"cultural advances",
"technology advances",
"population growth"
] | population growth | sciq |
7e9eb64d-72a1-45a0-8905-66725a90ea93 | X and y are the labels of what specialized human chromosomes? | [
"exotic chromosomes",
"protein chromosomes",
"sex chromosomes",
"carb chromosomes"
] | sex chromosomes | sciq |
38c1f5c8-df7a-4abd-9158-e5f69c47717f | Isotopes are named for their number of ______ plus neutrons? | [
"atoms",
"electrons",
"protons",
"nuclei"
] | protons | sciq |
5e6a24ff-91f9-4f3a-8150-d3e316e53ea2 | Because fungi feed on decaying and dead matter, they play what important role by releasing essential elements into the environment? | [
"producers",
"carnivores",
"decomposers",
"consumers"
] | decomposers | sciq |
95abc804-bbce-4ec0-9a2e-1b52c89e054b | If the temperature of a gas sample is decreased, what happens to the volume? | [
"stays the same",
"increases",
"decreases",
"expands"
] | decreases | sciq |
18508a62-559c-4b0e-b8fa-1bdf274e1b39 | Most food chains and webs have a maximum of how many trophic levels? | [
"4",
"3",
"6",
"10"
] | 4 | sciq |
1e269d1f-51ba-4024-aebb-492354b30b90 | What refers to the development and nourishment of an embryo within the mother’s body but not inside an egg? | [
"adolescence",
"vivipary",
"birth",
"ovulation"
] | vivipary | sciq |
b767cd73-92fb-417a-b8cc-39ad7b2204ce | What kind of anaerobe is yeast? | [
"mutualistic",
"facultative",
"aerobic",
"obligate"
] | facultative | sciq |
3d9108ec-81ae-4fe8-896e-202b90336bc4 | Bones are far from static, or unchanging. instead, they are what? | [
"continuous",
"fluid",
"stable",
"dynamic"
] | dynamic | sciq |
53575d04-b8d2-49c7-b8e0-9a0a7ad6631f | After entering the circulation, approximately one-third of platelets migrate to what organ for storage, to be released in response to any blood vessel rupture? | [
"bladder",
"lungs",
"spleen",
"kidneys"
] | spleen | sciq |
aa047249-5c35-40d5-a27f-247fc37472ce | What causes a small scrap of paper placed on top of the water droplet to float , although the object is denser (heavier) than the water? | [
"diffusion",
"surface tension",
"van der waals force",
"transfusion"
] | surface tension | sciq |
978a9b98-ac8a-4b48-95b1-7519faf40540 | What is the term for a structure composed of more than one type of tissue? | [
"organ",
"system",
"cortex",
"marrow"
] | organ | sciq |
f289555d-45f1-422a-81b5-fe9605d80375 | What is the pair of bean-shaped organs situated just above the waist? | [
"aorta",
"pancreas",
"kidneys",
"lungs"
] | kidneys | sciq |
a97a38f7-3b31-44db-979b-6396e0208045 | What part of a bird is adapted for the food it eats? | [
"teeth",
"eye",
"beak",
"head"
] | beak | sciq |
aa25dac6-b14f-405e-8fed-417171b676c7 | What is the inner cell mass formed by the cells of the blastocyst called? | [
"embryoblast",
"xerophyte",
"amniotic cavity",
"ectoderm"
] | embryoblast | sciq |
99f48473-4bfe-4571-91ce-948a8fc62c65 | What does the distribution of darts on a dartboard shows the difference between? | [
"accuracy and precision",
"equilibrium and precision",
"Aim and precision",
"production and precision"
] | accuracy and precision | sciq |
c7ca6bd2-a7cc-47fc-9525-bd8536dab8b6 | What gas do the lungs give up as they take in oxygen? | [
"carbon dioxide",
"methane",
"carbon monoxide",
"nitrogen"
] | carbon dioxide | sciq |
71135dab-b417-4dfc-bcd6-2d75ac72dfc7 | What is the term for the last stage of life before adulthood? | [
"childhood",
"adolescence",
"old age",
"pre-pubescence"
] | adolescence | sciq |
535e020f-f6ce-43bb-bfb4-6352393e4940 | Breaking of weak bonds, which tend to form between positive and negative charges, does not require much what? | [
"time",
"heat",
"energy",
"catalyzation"
] | energy | sciq |
12155002-03f1-495d-b0c6-1cd1edc1dfd2 | What two organs secrete fluids that aid in digestion? | [
"pancreas and liver",
"kidney and gall bladder",
"spleen and bladder",
"stomach and lung"
] | pancreas and liver | sciq |
a53a5a7c-7ea0-438f-b602-b61e60a2018d | When light meets matter, it may be reflected, transmitted, or what? | [
"diffracted",
"reflected",
"diffuse",
"absorbed"
] | absorbed | sciq |
4f758550-d2ae-4f36-9e4f-c206e1f28b04 | When a sperm penetrates the egg, it triggers the egg to complete what? | [
"fertilization",
"lesions",
"mutations",
"meiosis"
] | meiosis | sciq |
4b6084a3-9605-485b-83a7-d8e19b321a75 | What chromosome determines the sex of an organism? | [
"autosome",
"S chromosome",
"ribosome",
"sex chromosome"
] | sex chromosome | sciq |
a8d8166e-8dde-40f1-aab6-8063096f5c30 | In contrast to precision, this term means how close a measurement is to the correct or accepted value of the quantity being measured? | [
"deviant",
"frequency",
"accuracy",
"diversity"
] | accuracy | sciq |
bbe9aedb-78a8-424f-8ac1-bc00baf6019a | Where is most of the cell's dna contained? | [
"nucleus",
"vacuole",
"cell membrane",
"epidermis"
] | nucleus | sciq |
8f8ab7f6-3424-434f-9c34-631d352c2a00 | The four major classes of biological macromolecules include carbohydrates, lipids, proteins, and what else? | [
"liquids",
"nucleic acids",
"structural acids",
"fats"
] | nucleic acids | sciq |
27c38e2c-59a2-4a03-a781-0fe789710808 | What protects you from pathogens and keeps you healthy? | [
"potent system",
"immunity system",
"health system",
"immune system"
] | immune system | sciq |
9e74fb9a-9897-430f-8e85-2a62f04dd86f | Although they differ vastly in hardness, pencil lead and diamonds both contain what element? | [
"graphite",
"hydrogen",
"carbon",
"oxygen"
] | carbon | sciq |
0a8f689e-bd2c-46ab-b079-81c68006619c | The majority of salamanders lack what organs, so respiration occurs through the skin or through external gills? | [
"noses",
"mouths",
"lungs",
"throats"
] | lungs | sciq |
1b5063f2-fdb3-43bb-a367-5827d95e74ed | Crabs, lobsters, shrimp, krill, and woodlice are all? | [
"arthropods",
"porifera",
"sponges",
"crustaceans"
] | crustaceans | sciq |
883783fc-a3a5-4a90-9929-5548a6e393ed | What makes water change to a different state? | [
"temperature",
"pressure",
"time",
"gravity"
] | temperature | sciq |
9e2a91c6-4c69-475e-8da9-9f847b35a3a3 | What is a hydrocarbon in which there are only single covalent bonds? | [
"alkane",
"combined",
"proline",
"fullerene"
] | alkane | sciq |
3de925b9-4ce8-469e-802e-29f70bad616b | What is the measure of the amount of space occupied by an object? | [
"growth",
"mass",
"volume",
"liquid"
] | volume | sciq |
e1227267-3126-4d58-8f0e-b39408483c7b | The energy that enters the chloroplasts as sunlight becomes stored as what type of energy in organic compounds? | [
"defect energy",
"radiation energy",
"chemical energy",
"thermal energy"
] | chemical energy | sciq |
ec96fe24-35ae-4a34-be7a-d0efe1fbb613 | Whose rules are too simple to explain the inheritance of human height? | [
"Darwin",
"mendel",
"Einstein",
"Pascal"
] | mendel | sciq |
966278de-49c1-41ff-bcbf-eb03fe48f752 | The fertilized egg that sexually reproducing organisms begin life as is known as what? | [
"fetus",
"zygote",
"infant",
"gamete"
] | zygote | sciq |
11c1e5b3-2c37-4f46-b75c-feee43f81dca | People with red hair usually have what type of skin? | [
"oily",
"dry",
"dark",
"light"
] | light | sciq |
8370aec9-58e2-490a-a7c0-8979c50d8f94 | What provides the shape of a cell? | [
"nucleus",
"cytoplasm",
"cytoskeleton",
"cellulose"
] | cytoskeleton | sciq |
3b4b7b57-c6b5-435c-be0a-bb0124da4eab | Competition between members of the same species is known as? | [
"interspecies competition",
"egregious competition",
"nuchal competition",
"intraspecific competition"
] | intraspecific competition | sciq |
ebb890b3-afe1-42c7-8703-d15fe0ba6336 | One molecule of carbon dioxide consists of 1 atom of carbon and 2 atoms of what element? | [
"methane",
"hydrogen",
"oxygen",
"nitrogen"
] | oxygen | sciq |
bf63991b-b2c1-4798-9bd8-7f537f865659 | What facilitates the diffusion of ions across a membrane? | [
"passive transport",
"ionic bonds",
"photon channels",
"ion channels"
] | ion channels | sciq |
d49e9d1e-fbb1-4eac-812d-c4436d1dc90a | What kind of fibers are used to transport telephone and television signals? | [
"touch fibers",
"hair fibers",
"process fibers",
"optical fibers"
] | optical fibers | sciq |
3151e9f7-a5d8-40cb-b7fa-89f237868b43 | In what century was the microscope invented? | [
"17th",
"16th",
"20th",
"15th"
] | 17th | sciq |
c4e6edfd-02b4-4100-aa5a-0fb1eab5f866 | What do the hair cells in the cochlea release when they bend? | [
"lipids",
"receptors",
"neurotransmitters",
"hormones"
] | neurotransmitters | sciq |
216def7d-a3e4-4187-9d27-0edaba1d15de | Receptor clustering happens when what binds to the receptors? | [
"lipid molecules",
"fas molecules",
"carbohydrates",
"enzymes"
] | fas molecules | sciq |
5fcda9e7-3a1d-4da4-a849-dfc4e5e18931 | What makes toenails and fingernails hard? | [
"guanine",
"cellulose",
"keratin",
"taurine"
] | keratin | sciq |
b74ab8c7-5922-47a1-8a0d-be2f70520d4a | Producing sperm and secreting testosterone are the main functions of what system? | [
"endocrine system",
"female reproductive system",
"pollination",
"male reproductive system"
] | male reproductive system | sciq |
d2bbf04d-dd04-4587-a60f-90c9bd9ffe70 | Biochemistry is the study of the chemistry of? | [
"living systems",
"inorganic matter",
"the Earth",
"abiotic factors"
] | living systems | sciq |
77de6668-37da-41e8-ac6e-71578e3a08a1 | Color, temperature, and solubility are examples of what type of property? | [
"intensive",
"minimal",
"severe",
"susceptible"
] | intensive | sciq |
36fda4e0-4146-4781-a301-c51de72891fb | What is the term for nutrients the body needs in relatively small amounts, including vitamins and minerals? | [
"insignificant nutrients",
"trace nutrients",
"minor nutrients",
"micronutrients"
] | micronutrients | sciq |
12669117-336d-4242-aee5-a6a36314fbd2 | What do corals secrete that builds up to become a coral reef? | [
"exoskeletons",
"tentacles",
"saliva",
"actuators"
] | exoskeletons | sciq |
85a94bf0-62f9-487c-b5f2-19f1d5fabf74 | Solid balls of water and dust falling from the sky are known as? | [
"hail",
"snow",
"rain",
"golf balls"
] | hail | sciq |
95b9a162-3c94-4300-ad7b-976cbce33ca3 | What brain structure is important in recognizing and recalling emotions? | [
"cerebral cortex",
"pituitary",
"amygdala",
"thalmus"
] | amygdala | sciq |
0ee32bf1-6801-4a39-a8c0-16a7b6dc8459 | Oils are liquid lipids that plants use for storage of what? | [
"fat",
"glucose",
"energy",
"oxygen"
] | energy | sciq |
71545dd3-e1a9-4b40-a51a-56b8fdfd458b | Where do the majority of arthropods live? | [
"in air",
"in water",
"on land",
"in hives"
] | on land | sciq |
89567363-7c0c-4788-8ac5-b2144a321baa | Protein chains containing 10 or fewer amino acids are usually referred to as what? | [
"polypeptides",
"carboxyl",
"peptides",
"protons"
] | peptides | sciq |
1c130e18-6688-4560-bb1e-5257b7d81594 | The primary site of carbohydrate digestion is in the? | [
"mouth",
"stomach",
"large intestine",
"small intestine"
] | small intestine | sciq |
a7b1d4b7-542c-4731-9021-15bcc5b5f70d | A potential cause of extinction, competition between different species is called what? | [
"parasitism",
"mutualism",
"interspecific competition",
"intraspecific competition"
] | interspecific competition | sciq |
5f930ec6-3f38-490d-a1bf-55500be3a93e | Within the microsporangium, the microspore mother cell divides by meiosis to give rise to four microspores, each of which will ultimately form this? | [
"pollen grain",
"zygote",
"ova",
"sperm cell"
] | pollen grain | sciq |
7ebaaaa9-a3c0-45f2-b939-36f960335528 | What is regulated by the reticular formation? | [
"anxiousness",
"sleepiness",
"wakefulness",
"awkwardness"
] | wakefulness | sciq |
56883ac8-10f4-477d-99c0-7c915665d06b | All living things are capable of what process whereby living things give rise to offspring? | [
"mitosis",
"differentiation",
"reproduction",
"cell division"
] | reproduction | sciq |
d8aa4bdc-94c7-4af1-8b11-4d32f4d1212a | What is the common name of mixtures of hydrocarbons that formed over millions of years from the remains of dead organisms? | [
"non-renewable fuel",
"fossil record",
"renewable resources",
"fossil fuels"
] | fossil fuels | sciq |
7f00f595-28a6-4e13-830b-bdaebdef4e4b | What branch of science is the study of the universe, not of cosmetics? | [
"epistemology",
"astronomy",
"cosmology",
"theology"
] | cosmology | sciq |
5d26e492-0b06-4318-83d6-8a8f02bc959b | Which blood leaves the placenta through veins leading back to the fetus? | [
"immunity",
"pelvic",
"fetal",
"molecular"
] | fetal | sciq |
61403bc8-1662-4722-8c52-db02b0e7af11 | Matter can be classified on the basis of how what interacts with it? | [
"gravity",
"water",
"air",
"light"
] | light | sciq |
88cbe98e-a6e5-4b49-865d-fcd9577e16b3 | What scale is used to succinctly communicate the acidity or basicity of a solution? | [
"Richter scale",
"ph",
"ions",
"solvent scale"
] | ph | sciq |
ec2156ab-5cfc-4fab-8974-1fa451509e1f | Hormones often regulate what through antagonistic functions? | [
"consciousness",
"hypothesis",
"homeostasis",
"breathing"
] | homeostasis | sciq |
ee154b8e-ce2e-4fb9-9545-2eb34240e101 | The potential of what can be used to measure the ph of a solution? | [
"electrodes cell",
"symbiotic cell",
"stimulation cell",
"galvanic cell"
] | galvanic cell | sciq |
24102328-ac2e-47f9-9ba8-8bb4892bb69f | What theory says atoms of matter are in constant random motion? | [
"modern kinetic theory",
"modern residual theory",
"the theory of relativity",
"sound kinetic theory"
] | modern kinetic theory | sciq |
ab646dfc-aaee-4481-84cb-23068884cb72 | The laws of what field of science apply to galaxies and atoms, an indication of the underlying unity in the universe? | [
"geology",
"physics",
"anthropology",
"astronomy"
] | physics | sciq |
d41f69e5-55c2-42a8-8ad8-a05a33875903 | What makes soil and rock particles move gradually down the slope during each thaw? | [
"gravity",
"rain",
"heat",
"wind"
] | gravity | sciq |
fa426314-1432-45d9-b29d-e9f0137e43a8 | What is the protist kingdom sometimes called as? | [
"trash can kingdom",
"fossil can kingdom",
"flora can system",
"plant can kingdom"
] | trash can kingdom | sciq |
07bc7f63-9e3c-4c52-a009-059a54cbf116 | The constant "c" can be specifically used to represent the (extremely fast) speed of what? | [
"gravity",
"electricity",
"sound",
"light"
] | light | sciq |
8a008be7-0514-49e6-b760-956801480a78 | What are non-renewable sources of energy that produce environmental damage? | [
"wind",
"crop fuels",
"sunlight",
"fossil fuels"
] | fossil fuels | sciq |
a4833dac-5fdc-4216-a5a1-d73fc46661f2 | What causes cancer cells to avoid elimination and continue to multiply? | [
"continuous cell division",
"chronic cell division",
"persistent cell division",
"uncontrolled cell division"
] | uncontrolled cell division | sciq |
009e5caa-ace6-4257-81ec-efc38bb0b5c8 | Electronegativity is a qualitative measure of how much an atom attracts what in a covalent bond? | [
"isotopes",
"electrons",
"protons",
"neutrons"
] | electrons | sciq |
16f288cd-94f3-4a79-a745-bdd2f14b638d | Depending on how matter interacts with light, it can be classified as transparent, translucent, or what? | [
"reactive",
"protective",
"opaque",
"reflective"
] | opaque | sciq |
51cfaf92-2fcf-45bc-8e5a-0e58cda827eb | Kidneys, large intestine, liver, skin, and lungs comprise which system? | [
"Lymphatic system",
"Muscular system",
"Digestive system",
"excretory system"
] | excretory system | sciq |
29efa876-3587-4bca-ba0d-8e9e33b0839d | What group of single-celled organisms lacking a nucleus comprises the most numerous organisms on earth? | [
"eukaryotes",
"fungi",
"carbohydrates",
"prokaryotes"
] | prokaryotes | sciq |
facf59ce-7e31-450b-af89-0deae40c21c8 | Diamond, graphite and fullerene are examples of what form of carbon? | [
"crystalline",
"zirconia",
"magnesium",
"faceted"
] | crystalline | sciq |
a2ba2bea-4d64-4045-acc8-076875e9d3f6 | A hot-water heating system uses what type of energy to heat water? | [
"atmospheric energy",
"negative energy",
"potential energy",
"thermal energy"
] | thermal energy | sciq |
bc8f0268-9cf6-4a28-930a-a261ffb1a72f | What captures carbon dioxide as it is emitted by a power plant before it enters the atmosphere? | [
"carbon sequestration",
"chemical sequestration",
"nitrogen sequestration",
"oxide sequestration"
] | carbon sequestration | sciq |
ffd9a99e-5f93-48c5-8961-fb5df7d5fa0f | What type of oil is being explored to replace petroleum products in lubricants? | [
"diesel",
"vegetable",
"essential oil",
"whale oil"
] | vegetable | sciq |
2eecfda1-ef59-4399-871f-3e7c1516dc91 | What advantage equals the distance of effort divided by the distance the object moves and is also equal to the output force divided by the input force? | [
"potential",
"constant",
"atomic",
"mechanical"
] | mechanical | sciq |
36d11917-8460-4c4b-aa9a-0224cda90fa4 | What is the outer layer of skin, consisting almost entirely of epithelial cells? | [
"connective tissue",
"epidermis",
"hypodermis",
"dermis"
] | epidermis | sciq |
dec592b4-6a8a-48bf-9759-9cf07171d2bf | What is the accumulated total of all the biochemical reactions occurring in a cell or organism called? | [
"circulation",
"metabolism",
"expansion",
"respiration"
] | metabolism | sciq |
ef201cdf-66f2-4228-9461-1059896859fe | When fertilizer ends up in bodies of water, the added nutrients cause excessive growth referred to as what, which can render the water unfit for human consumption or recreation? | [
"agricultural bloom",
"chemical bloom",
"algal bloom",
"caustic bloom"
] | algal bloom | sciq |
fb4d3345-def8-454a-a496-23aaad26ccb5 | What part of the cell controls what enters and leaves? | [
"nucleus",
"membrane",
"protein",
"organism"
] | membrane | sciq |
6244e8af-f968-4494-9180-efe35072622e | Where does the development of a fetus take place? | [
"The bladder",
"the female reproductive system",
"The vagina",
"The kidney"
] | the female reproductive system | sciq |
a2704b09-9ed8-4ddf-a69b-b36d788c935c | What is the critical factor for the survival of segmented worms? | [
"humidity and sunlight",
"sunlight and warmth",
"water and humidity",
"sunlight and water"
] | water and humidity | sciq |
2c5b9f2c-e4db-47b1-bb09-bda37b734c18 | During sexual arousal what does the clitoris, vagina, and labia minora all engorge with? | [
"bacteria",
"urine",
"fluid",
"blood"
] | blood | sciq |
a9fbbd53-ee0d-4d2c-93a4-20801648095a | What is another term for joules per second? | [
"jacobs",
"watts",
"jiffies",
"parsons"
] | watts | sciq |
5564b234-1f35-4e93-806a-5607da75c002 | What is extracted from rock by heap leaching, flotation, or smelting? | [
"methane",
"copper",
"fuel",
"ore"
] | ore | sciq |
9ba69dbd-525e-47af-ae71-90350d156568 | What tool is useful for studying the ocean floor because the environment is remote and underwater? | [
"sonar",
"telescope",
"microscope",
"scale"
] | sonar | sciq |
1ed83d47-6e63-4384-b98d-f45463fe2549 | What is the functional unit of the kidney which actively filters blood and generates urine? | [
"nephron",
"mecrophron",
"epithelial",
"sechron"
] | nephron | sciq |
c57c8eaa-66ff-46f3-8b6c-535067a10e5a | Name two candidates for the original sources of viral genomes. | [
"ediacara and transposons",
"chloroplasts and transposons",
"macrophages and transposons",
"plasmids and transposons"
] | plasmids and transposons | sciq |
c8319043-8fc0-4593-a2d8-0ad42b312f92 | What do you call a substance that is not an acid or a base? | [
"equivalent",
"oxidic",
"neutral",
"toxic"
] | neutral | sciq |
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