id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
43693971-a02c-4633-a89c-509fc4481a20 | What is the unit of evolution? | [
"population",
"species",
"community",
"biome"
] | population | sciq |
aca1fec3-9fd1-4af4-93e7-be4b6cf19460 | The boiling points of liquid also correlate to the strength of which forces? | [
"supramolecular",
"gravitational",
"intermolecular",
"centrifugal"
] | intermolecular | sciq |
548fd7ef-11ed-456f-8e47-467a425e106f | Vitamin d is made in the skin when it is exposed to what? | [
"water",
"sunlight",
"dirt",
"darkness"
] | sunlight | sciq |
796260a6-ccfd-46b7-8d56-12f7a407304c | Of the three basic types of radioactive emissions, what particle is the most penetrating? | [
"beta",
"neutron",
"alpha",
"gamma"
] | gamma | sciq |
4b739cce-d1e4-483c-8e27-302e31c4d4f4 | Which ocean zone is the narrow strip along a coastline that is covered by water at high tide and exposed to air at low tide? | [
"intertidal zone",
"miniscule zone",
"deep zone",
"calcareous zone"
] | intertidal zone | sciq |
bad295d7-dcc0-4c3c-9922-4ba1f5f0728d | Elongation is the addition of what to the mrna strand? | [
"nucleotides",
"glycine",
"codons",
"filaments"
] | nucleotides | sciq |
63df8024-ada3-47e9-b535-9845cd367a53 | What is the distance north or south of the equator called? | [
"latitude",
"longitude",
"inclination",
"Prime Meridian"
] | latitude | sciq |
a253693a-c0da-4d10-83d2-c339032fee79 | The force exerted by a diving board is conservative, provided the internal friction is this? | [
"significant",
"static",
"negligible",
"intrinsic"
] | negligible | sciq |
a2dc62c1-6078-47f0-b695-81f34e1987f8 | Along with other elements, most ores are made of what? | [
"sodium",
"coal",
"metal",
"crystals"
] | metal | sciq |
af8e2594-adb1-435d-8985-5dc6effbd6e0 | The bottoms—but not the tops—of the wave slow down because of what? | [
"temperature",
"vibration",
"friction",
"size"
] | friction | sciq |
95195689-83a3-4658-834d-ebdb45708509 | Molecular geometry is the three-dimensional arrangement of atoms in a what? | [
"nucleus",
"molecule",
"genes",
"DNA"
] | molecule | sciq |
c328d025-ec00-4b79-ade2-1b3f443b9313 | What mineral is used to produce glass? | [
"quartz",
"feldspar",
"lead",
"pyrite"
] | quartz | sciq |
897e1fd9-bae7-4ed0-a7e0-1c840b3a3e6f | What is caused by atoms or ions when they share or transfer valance electrons? | [
"gain of charge",
"force of repulsion",
"force of attraction",
"loss of charge"
] | force of attraction | sciq |
e0675e9e-cff7-429e-bf46-6b6f430bee73 | Due to the time it takes for light to reach us, galaxies at the edge of the universe are distant in terms of space and what else? | [
"time",
"temperature",
"energy",
"gravity"
] | time | sciq |
8c43c724-bea5-4914-8f7d-83987158949b | Some membrane proteins that actively transport ions contribute to what? | [
"cellular potential",
"protein potential",
"organism potential",
"membrane potential"
] | membrane potential | sciq |
2931946a-a5b3-43dc-a531-f49b8f8383b5 | In which human organ do the juveniles develop into sexually mature adults? | [
"muscles",
"liver",
"tissues",
"intestines"
] | intestines | sciq |
b8b34c32-9591-4fef-b30b-dfcf28c1347f | Both sexes of sockeye salmon turn red with green heads just prior to what? | [
"spawning",
"feeding",
"migrating",
"dying"
] | spawning | sciq |
69431a8b-fb35-410b-8ce7-8da42e640d7f | While the numerical aperture can be used to compare resolutions of various objectives, it does not indicate how far the lens could be from the what? | [
"specimen",
"focal point",
"diameter",
"microscope"
] | specimen | sciq |
ab259b83-fcb3-4763-a818-c51858f8eaf6 | Energy from the sun has a wide range of wavelengths.what is the total range of energy called? | [
"heat spectrum",
"thermal spectrum",
"electromagnetic spectrum",
"light spectrum"
] | electromagnetic spectrum | sciq |
3fb95bb0-6c11-48f3-ae85-6bd10f13ced7 | When something loses electrons, it must also? | [
"slow down",
"gain protons",
"gain electrons",
"reduce protons"
] | gain electrons | sciq |
cd41a182-abd3-4af6-85fe-8659c5b258b8 | Water and chemical elements that organisms need keep recycling through biogeochemical what? | [
"levels",
"cycles",
"effects",
"mutations"
] | cycles | sciq |
721e5019-859b-4d87-9aa6-19e99386aeee | What is the most abundant biochemical compound, making up the cell walls of plants? | [
"cytoplasm",
"cellulose",
"mitochondria",
"magnesium"
] | cellulose | sciq |
ccf1273f-ae19-41e2-9c2b-5c893336c172 | What organisms use cilia, pseudopods, or flagella to move? | [
"bacteria",
"arthropods",
"protists",
"prokaryotes"
] | protists | sciq |
60878528-dac0-461d-a2df-2b4033c9bf5a | During which phase do sister chromatids separate and the centromeres divide? | [
"cell phase",
"gap cycle",
"anaphase",
"passivation"
] | anaphase | sciq |
46d26c6a-8b62-49ea-9a73-f11996560d3f | What term describes a type of redox reaction in which the same substance is both oxidized and reduced? | [
"misappropriation",
"disapprobation",
"disproportion",
"interposition"
] | disproportion | sciq |
fbe3ab02-d436-4878-86c4-4a76a6223f4d | Each organism inherits one of what item for each gene from each parent? | [
"cell",
"molecule",
"allele",
"phenotype"
] | allele | sciq |
1ca9a30f-d885-4cde-9e29-91d691e16674 | What term is used to refer to the external female reproductive structures collectively? | [
"cervix",
"vagina",
"vulva",
"uterus"
] | vulva | sciq |
5219dc80-a3a1-4adf-8627-7f9377515255 | Which state of matter has the lowest density? | [
"gases",
"fluids",
"solids",
"liquids"
] | gases | sciq |
69ba78a1-bacf-44c9-a494-2c3edb3107e6 | Skeletal, cardiac, and smooth are the three types of what cells and possess morphologies correlated with their functions? | [
"muscle",
"bone",
"organ",
"cartilage tissue"
] | muscle | sciq |
f6368453-2631-45ce-82eb-4bde467735ed | What do glands in the skin produce to cool down the body? | [
"saliva",
"sweat",
"mucus",
"lactic acid"
] | sweat | sciq |
380a416a-beca-4a6d-82fe-267af254a157 | The only obvious difference between boys and girls at birth is what type of organs? | [
"nervous",
"respiratory",
"reproductive",
"digestive"
] | reproductive | sciq |
78ed42ac-992f-45ad-96e4-e8db1e284f61 | Mammals have a number of kinds of thermoreceptors, each specific for a particular what? | [
"weight range",
"temperature range",
"electrical range",
"oxygen range"
] | temperature range | sciq |
69451db8-efc8-4348-9c48-f28942acfa31 | With a shape that specially suits its function of sending nerve signals to other cells, the human nerve cell is an example of what? | [
"specialization",
"adaptation",
"evolution",
"maturation"
] | specialization | sciq |
f1e74d92-e1f7-475a-a74b-b97433317ce3 | What is defined as the mass per unit volume of a substance? | [
"density",
"height",
"diameter",
"weight"
] | density | sciq |
6afe0ef2-1915-4738-b5f6-2dbae3f653b0 | What reaction means, literally, “splitting with water"? | [
"fission",
"hydrolysis",
"aqueous",
"hydroxis"
] | hydrolysis | sciq |
ce99fe17-4e49-4ece-ae2f-4cf6aae02594 | Approximately how much larger is the radius of an atom than that of its nucleus? | [
"1000 times",
"100 times",
"1 times",
"10 times"
] | 10 times | sciq |
b8201228-99ed-4538-b97c-3537754e53bf | What can be worn to protect hands and skin from harm? | [
"splints",
"gloves",
"masks",
"filters"
] | gloves | sciq |
bddfc0f7-3819-4556-a29d-64a369b2c029 | What type of movements are produced when the angle between the bones of a joint changes? | [
"microscopic",
"circular",
"angular",
"oblong"
] | angular | sciq |
ff9155b5-180d-4bd7-868e-941488a8177e | What senses the movement of liquid in ear canals? | [
"hair cells",
"Brain Cells",
"muscle cells",
"Ear Drum"
] | hair cells | sciq |
8194d636-2777-46a8-8efa-4d0f99cf1695 | What part of the brain regulates certain hormones associated with reproduction during breeding seasons? | [
"hippocampus",
"thalamus",
"frontal lobe",
"hypothalamus"
] | hypothalamus | sciq |
f0e616a8-b31a-4e4b-bd8f-8a569976081f | What is any nonmetallic, inorganic solid that is strong enough for use in structural applications called? | [
"tissue",
"glass",
"metallic",
"ceramic"
] | ceramic | sciq |
2fa8c3c3-f1c2-421b-a182-79a06c4026aa | What is the outer layer of the sun made up of? | [
"plasma",
"oxygen",
"gas",
"nitrogen"
] | plasma | sciq |
ad02d8a9-be9a-4228-ac5e-d7fe72db88c7 | Viruses may damage or kill cells by causing the release of hydrolytic enzymes from where? | [
"lysosomes",
"glands",
"lipids",
"capillaries"
] | lysosomes | sciq |
0fd1185f-2ceb-412b-84e2-88b034259851 | Species that have diverged from their common ancestors have greater differences in what? | [
"immunology",
"dna sequence",
"life span",
"cell structure"
] | dna sequence | sciq |
97b624ef-c32d-44db-ad7e-5eeecc4fa097 | In a fuel cell, energy is not stored; electrical energy is provided by what? | [
"chemical reaction",
"consumption reaction",
"fusion reaction",
"carbon reaction"
] | chemical reaction | sciq |
0ae94c23-47b1-4142-9215-cba959c28b2d | What substance comes toward earth's crust through mantle plumes? | [
"water",
"rocks",
"magma",
"gas"
] | magma | sciq |
78bf7835-fa7a-4786-91f1-d67fd3c00e02 | A plant is composed of two main types of tissue: meristematic tissue and what other kind of tissue? | [
"synovial tissue",
"permanent tissue",
"muscle tissue",
"nonvascular tissue"
] | permanent tissue | sciq |
4efecaa0-09e4-45a1-9233-7363f7d15600 | The smallest and lightest alcohols (methanol, ethanol, propanol) are completely soluble in? | [
"water",
"argon",
"gasoline",
"oil"
] | water | sciq |
5308bb59-8a2e-4194-9d82-fe066b22aeb2 | In which stage do chromosomes line up one on top of each other along the middle of the cell, similar to how they line up in mitosis? | [
"metaphase ii",
"cyclohexane ii",
"hectase ii",
"chromosome ii"
] | metaphase ii | sciq |
77e908ca-5778-4871-bf23-d665a57e7f96 | If the frequency of the electromagnetic wave is the same as the natural frequencies of the system, the transfer of what is much more efficient? | [
"heat",
"energy",
"sound",
"light"
] | energy | sciq |
a3c6e6c2-66a9-4834-85a3-6cb7c97d4ebf | When are nutrients absorbed into the body? | [
"after excretion",
"before digestion",
"during digestion",
"after digestion"
] | during digestion | sciq |
3cbb7fcf-6420-4bf5-aca4-7838071d8769 | What happens to the length of the days in the fall? | [
"they change randomly",
"they stay the same",
"they get longer",
"they get shorter"
] | they get shorter | sciq |
fbb0235a-ca0c-46b1-949f-08ab3142663b | Of the nine classes of vertebrates, how many are fish? | [
"three",
"five",
"one",
"four"
] | five | sciq |
8c804660-de99-4df0-9477-146b78ae2ae5 | After fertilization is complete, no other sperm can enter. the fertilized ovule forms the seed, whereas the tissues of the ovary become this? | [
"plant",
"vegetables",
"fruit",
"wheat"
] | fruit | sciq |
8ad33908-fe21-41cf-828f-c273b24170df | What is a fluid-filled body cavity that is completely enclosed by mesoderm called? | [
"coelom",
"hymenium",
"pseudocoelom",
"choroid"
] | coelom | sciq |
048f4db4-e879-4f54-bf7c-c896f2f694a8 | Which is the least massive outer planet? | [
"uranus",
"venus",
"jupiter",
"mars"
] | uranus | sciq |
e1545047-ff46-4d65-8d1a-897b8cc465a7 | The nervous system is characterized by electrical signals that are sent from one area to another. whether those areas are close or very far apart, the signal must travel along this? | [
"axon",
"axial",
"tendons",
"hairs"
] | axon | sciq |
a87df30b-235c-4556-8a68-7304c83d1b09 | What occurs when light reflects off a very smooth surface and forms a clear image? | [
"projection",
"refraction",
"absorption",
"regular reflection"
] | regular reflection | sciq |
fde8d177-f129-4345-819e-954040088812 | The head of the sperm contains what, which holds the chromosomes? | [
"nucleus",
"eggs",
"fiber",
"nerve cells"
] | nucleus | sciq |
ea69d619-68d5-414d-aa83-cb08b79e5100 | What system is responsible for defending your body against sickness? | [
"nervous system",
"digestion system",
"circulatory system",
"immune system"
] | immune system | sciq |
378e5ddb-e152-4f53-ab26-d730a0436d48 | What effect occurs when a few individuals start, or found, a new population? | [
"divergent",
"founder",
"pioneer",
"convergent"
] | founder | sciq |
f92fb3d8-671e-4c3c-b269-0da836348556 | Each kidney is supplied by a renal artery and what else? | [
"brain vein",
"renal vein",
"spinal cord",
"coronary artery"
] | renal vein | sciq |
5facddd3-1dff-4c5c-b63f-0487203e8ca8 | What cell structures capture light energy from the sun and use it with water and carbon dioxide to produce sugars for food? | [
"chloroplasts",
"ribosomes",
"nuclei",
"fibroblasts"
] | chloroplasts | sciq |
f7d08601-756d-4142-9a42-3da5c5aea86a | What is released when catabolic pathways break down complex molecules? | [
"food",
"energy",
"hydrogen",
"oxygen"
] | energy | sciq |
f696853a-4a0b-4827-9a8c-d9b96e4a290b | Mass and volume are examples of what kind of properties? | [
"varied properties",
"dynamic properties",
"extensive properties",
"exclusive properties"
] | extensive properties | sciq |
453677dd-72e3-4915-9ebe-9345cf5b7960 | What technique is used by insects and birds to find food, mates, and safety from predators? | [
"sleeping",
"flying",
"mating",
"playing"
] | flying | sciq |
bba6c86b-3d57-4179-bb9f-24d4e2a7f30c | What property of food is determined by burning the food and measuring the heat released? | [
"nutrients",
"calories",
"acidity",
"additives"
] | calories | sciq |
92b52d5a-9cb9-498f-9fec-e1d9d963007e | What simple machine works with a wheel and axle in a wheelbarrow? | [
"pulley",
"hammer",
"blade",
"lever"
] | lever | sciq |
e2281f5c-75e0-40da-93d0-f4e39f241d49 | What type of joint has the greatest range of motion? | [
"Pivot",
"ball-and-socket",
"Gliding",
"Hinge"
] | ball-and-socket | sciq |
9cc712d8-043e-4acf-b00b-3e9069ed431c | What is the movement of molecules from an area of high concentration of the molecules to an area with a lower concentration? | [
"diffusion",
"condensation",
"absorption",
"secretion"
] | diffusion | sciq |
7e995479-717b-4f21-a6c6-bfddb5688cf4 | Light-weight air-filled bones and a large four-chambered heart helps a bird do what? | [
"digest",
"swim",
"run",
"fly"
] | fly | sciq |
736ccf63-a13a-4316-8f2b-dd3eea11253c | The myod protein deserves its designation as a master regulatory what? | [
"enzyme",
"hormone",
"protein",
"gene"
] | gene | sciq |
ab308362-84b5-460f-b24f-78f745a511a1 | When flagellated sperm must swim to the egg, sexual reproduction requires the presence of what substance? | [
"water",
"sunshine",
"air",
"nitrogen"
] | water | sciq |
4e966109-9768-419d-852e-4b96897c9186 | What consists of these five stages: prophase, prometaphase, metaphase, anaphase, and telophase? | [
"evolution",
"meiosis",
"mitosis",
"germination"
] | mitosis | sciq |
6c70d1a8-bd3b-43e7-983b-89ed7721681c | What is the name of the muscle at the end of the esophagus? | [
"throat",
"neck",
"sphincter",
"intestine"
] | sphincter | sciq |
84e0fa80-a505-4713-91fd-6f6fc77675d5 | What do you call the high and low points of transverse waves? | [
"waves and troughs",
"crests and troughs",
"bands and troughs",
"echos and troughs"
] | crests and troughs | sciq |
58b4efcb-ce3c-41ec-8354-e1539317fc45 | For each initial glucose molecules, two pyruvate molecules will enter where? | [
"Golgi apparatus",
"the nucleus",
"the mitochondria",
"the plasma"
] | the mitochondria | sciq |
252fc460-0c5b-41a3-a9ab-b56437dace0b | Through which artery does blood enter the kidneys? | [
"renal artery",
"cerebral artery",
"thoracic artery",
"jugular"
] | renal artery | sciq |
2ab5c6c1-3197-4f8b-96e0-6f962512c600 | Where do radio waves lie on the electromagnetic spectrum? | [
"far left",
"middle",
"top",
"far right"
] | far left | sciq |
4f968b01-c08b-49d6-a223-b7d334cb9ec5 | What links the trophic levels from producers to top carnivores? | [
"food chains",
"ecosystems",
"environments",
"fuel chains"
] | food chains | sciq |
fb2cd7db-877e-4a65-a013-12f655d16b9c | The waste of cows releases a lot of which type of gas? | [
"carbon dioxide",
"methane",
"oxygen",
"sulphur"
] | methane | sciq |
dd0bfbe0-7db9-4750-8a96-43a0b0591b57 | What allows giraffes to reach leaves that other ground animals cannot? | [
"long necks",
"long tongue",
"camouflage pattern",
"long horns"
] | long necks | sciq |
f625f0e6-caa2-4f5e-bed2-57f606963384 | Chemical formulas for ionic compounds are called what? | [
"magnetic formulas",
"velocity formulas",
"electronic formulas",
"ionic formulas"
] | ionic formulas | sciq |
0ca6cdfc-f119-416b-a5a6-601f8543a6f3 | What term is used to describe the full range of electromagnetic waves? | [
"electromagnetic scale",
"electromagnetic series",
"mechanical spectrum",
"electromagnetic spectrum"
] | electromagnetic spectrum | sciq |
c3df1c1a-11a0-456d-8e09-18aaf93519a4 | How many lobes is each hemisphere of the cerebrum divided into? | [
"4",
"5",
"9",
"2"
] | 4 | sciq |
cc4e9b7e-0055-40db-bf8e-bb35a6c8df47 | Varicose veins are veins that become enlarged because the valves no longer do this? | [
"close properly",
"open properly",
"enlarge properly",
"shrink properly"
] | close properly | sciq |
e169cfa8-3542-4dc4-acec-cab0a795496a | Liquids with strong intermolecular forces have higher what than liquids with weaker forces? | [
"temperature",
"surface tension",
"melting point",
"freezing point"
] | surface tension | sciq |
398a7db2-ea97-4aca-85a1-d3d8b94efcbd | What kind of volcanoes often form along divergent plate boundaries? | [
"dome",
"composite",
"shield",
"crest"
] | shield | sciq |
9230d827-f27c-4868-ab20-34e732174cd1 | An element symbol without a charge written next to it is assumed to be what? | [
"dead atom",
"surfactants atom",
"uncharged atom",
"corroborate atom"
] | uncharged atom | sciq |
848faa38-21e1-466b-8d54-cf45a852eefc | What is the fundamental unit of structure and function in all living organisms? | [
"the cell",
"the spinal cord",
"the vessels",
"the backbone"
] | the cell | sciq |
93efc188-b044-4fd6-9e3d-e70bc3ce2c8c | What characteristic of particles determines how they are carried by flowing water? | [
"color",
"density",
"size",
"texture"
] | size | sciq |
85f551b7-b6d6-4bfe-a1e5-79fc82e70488 | What term refers to something supplied by nature that helps support life? | [
"simple resource",
"natural resource",
"existing resource",
"free resource"
] | natural resource | sciq |
fc8994d9-59a7-4f86-9a04-2979c52e12be | What is the shape of the orbits that planets make around the sun? | [
"elongated",
"variable",
"conical",
"elliptical"
] | elliptical | sciq |
8bec1113-cd1b-4cc0-8f11-9cf647bbfb0b | What are chlamydia, gonorrhea, and syphilis an example of? | [
"viral stis",
"bacterial stis",
"genetic diseases",
"metabolic disorders"
] | bacterial stis | sciq |
39099313-4540-4989-9683-dd1351e9a35f | What organism are resistant to freezing and drying and also are metabolically inactive? | [
"giardia",
"trichina",
"zygosporangia",
"spirogyra"
] | zygosporangia | sciq |
16a296d5-4b60-4266-8518-09eab1470ca1 | What is produced during a condensation reaction? | [
"water",
"rain",
"wind",
"fire"
] | water | sciq |
d0d2bd5c-d052-4a34-8d3e-f9243b718e4c | What force pulls objects toward the center of the earth? | [
"gravity",
"kinetic energy",
"momentum",
"centrifugal force"
] | gravity | sciq |
b14b39b3-b4b2-4c56-802a-ae735ee88601 | Where are protons and neutrons located? | [
"orbitals",
"secondary nucleus",
"outside the nucleus",
"central nucleus"
] | central nucleus | sciq |
ed1963fa-ef69-4206-8bb4-cceda764033a | What is a measurement of the amount of variation of the species in a given area called? | [
"population",
"degradation",
"biodiversity",
"ecosystem"
] | biodiversity | sciq |
77e963ee-b492-40e7-a6f0-56cb31bd7f17 | Deleting or inserting a nitrogen base causes what? | [
"a placentation mutation",
"a photoinhibition mutation",
"a frameshift mutation",
"a degenerative mutation"
] | a frameshift mutation | sciq |
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