id
string
question
string
choices
list
answer_key
string
source
string
66a7979b-d36b-406d-92a9-9f8c9da77067
What term is used to describe a protein that acts as a biological catalyst?
[ "nucleus", "enzyme", "protein", "heterozygote" ]
enzyme
sciq
cbcebece-21f2-4c70-b15e-a40558b7ea0c
What is the transfer of energy by waves called?
[ "vibration", "evaporation", "radiation", "convection" ]
radiation
sciq
ac74c499-af44-41f0-8ebe-09208ecef967
What are the the individual protein subunits making up the capsid called?
[ "axons", "telomeres", "capsomeres", "pores" ]
capsomeres
sciq
606fac5d-4793-47cd-a34f-f51ad6066d4d
The eukaryotic cell cycle is regulated by a what?
[ "anti-lock control system", "protons control system", "molecular control system", "nucleus control system" ]
molecular control system
sciq
5a7f0708-8c1b-4631-8bda-15b2aa9d4f8b
How many identical daughter cells are created at the end of cytokinesis?
[ "two", "one", "four", "three" ]
two
sciq
6b986a6a-9f78-43cd-acb5-7f5d48462cc5
Which disease does the bacteria salmonella cause in humans?
[ "skin poisoning", "food poisoning", "water poisioning", "blood poisoning" ]
food poisoning
sciq
e81d61de-df61-440a-a624-a09492d6a6c1
What term describes the application of knowledge to real-world problems and is practiced by engineers?
[ "mechanisms", "invention", "technology", "science" ]
technology
sciq
e614e2bb-2a89-4697-b5f1-38d98e37311b
What surrounds the lungs in a thoracic cavity?
[ "water", "single membrane", "calcium", "double membrane" ]
double membrane
sciq
e075a4e8-9808-4d11-a5be-5eff5f92ebe2
When lactose is absent, a repressor protein binds to what?
[ "operator", "worker", "differential", "network" ]
operator
sciq
7308c096-9a56-4190-9ff6-00bd71a3795a
The four moons of jupiter are collectively named after what 17th century astronomer, who discovered them?
[ "galileo", "darwin", "Linnaeus", "copernicus" ]
galileo
sciq
34c60c30-e30e-42b8-8786-139f42662c3f
What is the term for the distance between two corresponding points on adjacent waves?
[ "bandwidth", "wavelength", "variation", "arc wave" ]
wavelength
sciq
0af4679d-db08-4fb5-a6ea-591747d98656
Which instruments are used to measure the angle of the slope of a volcano?
[ "tiltmeters", "calipers", "altimeter", "compass" ]
tiltmeters
sciq
37546d61-ce01-41a7-85cb-e297bfbc6ac6
What is the term for matter that does not let any light pass through?
[ "mirrored", "dark", "opaque", "reflective" ]
opaque
sciq
4aba6bfb-12c3-43f0-ba7e-6732f88427a4
Gain or loss of what causes an atom to become a negatively or positively charged ion?
[ "nucleus", "electrons", "protons", "neutrons" ]
electrons
sciq
1945cc77-508f-400c-8533-f780900af70e
The electrochemical potential across a membrane determines the tendency of an ion to do what?
[ "attach to the membrane", "move away from the membrane", "cross the membrane", "destroy the membrane" ]
cross the membrane
sciq
f7b95db2-7065-44d7-906f-ba3775b195a6
Nucleic acids are polymers made of monomers called what?
[ "nucleotides", "loops", "carotenoids", "peptides" ]
nucleotides
sciq
30f5d7b9-0395-4580-b857-6a90142a1dcb
Antibodies also mark pathogens for destruction by which cells?
[ "interferons", "platelets", "phagocytic", "leukocytes" ]
phagocytic
sciq
59e224ac-a67a-41cf-b361-f5051ae367df
What term is defined as the ability to locate objects in the dark by bouncing sound waves off them.
[ "morphology", "night vision", "echolocation", "thermodynamics" ]
echolocation
sciq
cb493010-2110-4d0b-97e2-8b6246d3dba3
Ringworm and athlete’s foot are common human diseases caused by types of what?
[ "acids", "multicellular bacteria", "viruses", "fungi" ]
fungi
sciq
7609601f-c065-4e68-a68c-66f5749e99ad
Vertical layering is an important feature of the terrestrial type of what kind of community?
[ "environment", "biome", "ecosystem", "habitat" ]
biome
sciq
a09713f2-268f-4b2d-88bd-694ca9cedc30
What do many cells depend on glucose for?
[ "osmosis", "energy", "food", "heating" ]
energy
sciq
b7f5a4f4-0092-4467-9a38-ac0e79d024fd
When continental crust is pulled apart, it breaks into blocks that are separated by what?
[ "layers", "levels", "holes", "faults" ]
faults
sciq
3e390111-c73f-49f0-ba76-87186d1a1161
What body part boasts three articulations and includes the patella?
[ "knee", "elbow", "hip", "ankle" ]
knee
sciq
7f7e6845-6cd7-48cf-943b-119514c1df55
The physical properties of gases are predictable using mathematical formulas known as what?
[ "air laws", "gas laws", "state laws", "vapor laws" ]
gas laws
sciq
318bf956-bb60-4225-af6e-f8b7c4fc5472
What is the disease where some alveoli of the lungs fill with fluid?
[ "leukemia", "lung cancer", "lyme disease", "pneumonia" ]
pneumonia
sciq
0ca7d18c-204a-410d-adc3-dcb15e3469a2
The primary function of leaves is to collect sunlight and make food by what process?
[ "nuclear fission", "photosynthesis", "osmosis", "duplicate process" ]
photosynthesis
sciq
4ca41be0-e2e7-41ed-b6ff-b7aeeb0f57c5
In which type of reaction are compounds formed?
[ "chemical reaction", "acid reaction", "balanced reaction", "gaseous reaction" ]
chemical reaction
sciq
e7b613b3-c6fc-4f18-bcaf-eef69f2c8c17
For feeding, the head contains one pair of mandibles and two pairs of what?
[ "tracheae", "antennae", "maxillae", "chelicerae" ]
maxillae
sciq
56876d28-df36-45ea-9bf5-c5e8bdfefdd5
What term given to animals like reptiles is a synonym for ectothermic, which means that their heat comes from their environment?
[ "hot-blooded", "cold-blooded", "warm-blooded", "thermal regulating" ]
cold-blooded
sciq
8f82f2d4-b2ea-4f74-bf49-c6f6f389b97b
What forms in the ocean from the seafloor spreading?
[ "new oceanic crust", "tsunamis", "earthquakes", "underwater volcanoes" ]
new oceanic crust
sciq
60d4f08d-0697-4db1-a47e-c20b4852c3c7
What does ozone in the stratosphere protect us from?
[ "solar traces", "solar rays", "comets", "acid rain" ]
solar rays
sciq
26ba427b-b0de-4a8e-a471-366d7f27dd45
What is the basic unit of matter?
[ "nucleus", "neutron", "atom", "dark material" ]
atom
sciq
2c16e252-152c-4b61-ab1a-01d2f44088ac
What is the name of the protein that is found in hairs and nails?
[ "cellulose", "keratin", "chromatin", "Skin" ]
keratin
sciq
71a517e5-271e-41c3-ac06-e680020ebc6d
When fuel is burned most of the energy is released as what?
[ "humidity", "heat", "condensation", "precipitation" ]
heat
sciq
7319ff04-e78d-4ea6-a255-654460a23b0d
A change in one or more physical properties of matter without any change in chemical properties is called what?
[ "atmospheric change", "positive change", "negative change", "physical change" ]
physical change
sciq
6a39b1a4-7c70-4b2b-9a2b-8059a6620d72
Particles with what type of electric charges attract each other?
[ "simple", "opposite", "same", "similar" ]
opposite
sciq
16516fde-8829-4ca2-bcd6-7d34ccae4337
Avoiding carcinogens helps lower the risk of what?
[ "cancer", "colds and flu", "radiation", "sunburn" ]
cancer
sciq
b05080d4-a2dd-4c29-99ca-c3f8d0102fb4
What is the mechanism that accounts for the drifting of continents?
[ "seafloor spreading", "volcanic spreading", "earth spreading", "ridges spreading" ]
seafloor spreading
sciq
5469c2f9-42a9-4f51-9c3f-41780474755c
In a dehydration reaction, what is removed as two monomers are joined together?
[ "water", "carbon", "air", "nitrogen" ]
water
sciq
09e7e451-8de1-4541-919a-cc21fc9721b5
What is the smallest unit of structure and function of all living organisms?
[ "organ", "organelle", "the cell", "chromosome" ]
the cell
sciq
865e7a5c-28b5-434e-9627-2f1ce765b278
The dual character is critical for the formation of the what?
[ "muscle bilayer", "carbon bilayer", "lipid bilayer", "tissues bilayer" ]
lipid bilayer
sciq
76477106-b071-4ba8-a142-7e36c3bb8426
In humans, a zygote has how many chromosomes?
[ "42", "36", "23", "46" ]
46
sciq
f9897345-ff5a-4c0e-b7bf-be4d0a29c4ab
The elements are arranged in rows, each representing the filling of what shell?
[ "electron", "neutron", "proton", "plasma membrane" ]
electron
sciq
b4693295-687d-4c1f-9ee2-242acac15e77
The water cycle is powered by energy from where?
[ "atmosphere", "sun", "living things", "earth" ]
sun
sciq
f501695d-598e-4de8-ab57-489fc37ba74a
When lactose is present in the cell, what allows the lac genes to be expressed?
[ "concentration of repressor protein", "the addition of water", "nonbinding of repressor protein", "binding of expressor protein" ]
nonbinding of repressor protein
sciq
afbb44c8-c802-4bcf-947c-7c75c08e862a
What class of animals, translated as “head foot”, includes octopuses, squids, cuttlefish, and nautilus?
[ "cephalopods", "bivalves", "mollusks", "crustaceans" ]
cephalopods
sciq
17fb91e9-cec9-439c-9a39-671a38d2af72
What can be calculated by solving the average speed formula?
[ "accelaration", "distance or time", "distance or mass", "mass or time" ]
distance or time
sciq
71e67855-cb80-4464-9282-5ebd2f18efc6
Transverse divisions are associated with leaf elongation, and longitudinal divisions are associated with what?
[ "leaf multiplying", "leaf shedding", "leaf coloring", "leaf broadening" ]
leaf broadening
sciq
d2adcbc5-3842-4718-8607-ac9ce502c913
Of the four nerve plexuses, two are found at the cervical level, one at the lumbar level, and one at which level ?
[ "vascular", "cranial", "peripheral", "sacral" ]
sacral
sciq
995b3bac-da7d-4837-82a9-5217e6837e67
When does sublimation occur?
[ "when the wind changes direction", "when the ice and sand change directly into water vapors", "when the snow melts the ice caps", "when the ice and snow change directly into water vapors" ]
when the ice and snow change directly into water vapors
sciq
380ff5aa-c24b-41f0-a45d-bb8736d1deec
What organism is responsible for most decomposition in forest?
[ "bacteria", "yeast", "coral", "fungi" ]
fungi
sciq
abba5270-1dc5-498b-bf2b-a060e5578345
Cancer of the testes is most common in males between what ages?
[ "10 and 20", "15 and 35", "70 and 90", "50 and 60" ]
15 and 35
sciq
5b6fedd7-6a5a-4f8d-83c2-6aa018b152c7
Prions are slow-acting, virtually indestructible infectious proteins that cause diseases of what vital organ in mammals?
[ "lung", "liver", "brain", "heart" ]
brain
sciq
ae1b0543-ce0b-4bd4-83e3-179d97e24e58
What does the male reproductive system consist of?
[ "organs that produce estrogen", "structures that collect urine", "structures that produce ova", "structures that produce sperm and secrete testosterone" ]
structures that produce sperm and secrete testosterone
sciq
27055e2d-45b8-480f-a492-a12a44cdd0cf
What causes genetic disorders in humans?
[ "pollutants of chromosome", "alterations of chromosome", "variations of chromosome", "alterations of genes" ]
alterations of chromosome
sciq
93532dc4-f4fe-4f62-bb90-1909a95f7fc2
What can lead to a loss of genetic variation within populations?
[ "adaptation", "migration", "genetic drift", "natural selection" ]
genetic drift
sciq
1c57a8fa-d50b-4941-af33-9d1831ec5b3a
Four electron groups orient themselves into what shape that has four faces?
[ "spherical", "multicellular", "tetrahedron", "circular" ]
tetrahedron
sciq
46fc8fad-9a68-42f6-b447-4b412208a3e3
The primary hormones derived from lipids are what?
[ "antibiotics", "amino acids", "steroids", "melatonins" ]
steroids
sciq
fd8cda92-3d93-42d9-ba2a-c2d28d9e4b45
What are most metal objects made of?
[ "metal alloys", "bronze", "tin", "aluminum" ]
metal alloys
sciq
9fc19b76-70b1-4afa-ac78-47165c0bf7c9
What law explains how the change in direction of the light ray depends on how the speed of light changes, which in turn is related to the indices of refraction of the media involved?
[ "Born's law", "Boyle's law", "law of refraction", "Newton's first law" ]
law of refraction
sciq
5065c907-755d-45ad-b3d6-56167da6ec35
What limits the growth or development of an organism, population, or process?
[ "limiting factor", "limiting membrane", "mutation factor", "decreasing factor" ]
limiting factor
sciq
4c76c402-eb44-47d0-abe4-b00a99aa1308
The primary application of biotechnology is in what field?
[ "physics", "psychology", "chemistry", "medicine" ]
medicine
sciq
3f6364d1-8eea-496e-9f76-30df7edd5550
In naming ternary compounds, which type of particle is stated first?
[ "molecule", "anion", "cation", "subatomic" ]
cation
sciq
3775c8df-838d-48a9-897c-8bef2883448f
The pollen grain absorbs water and does what after it adheres to the stigma of a carpel?
[ "germinates", "blooms", "reproduces", "dissolves" ]
germinates
sciq
5c065927-6aeb-4819-a7be-42ba75d28595
What term refers to change in position over time?
[ "acceleration", "velocity", "Position Replacement", "Direction Replacement" ]
velocity
sciq
8b49d6fc-fbd9-47f2-9b66-58d49907c84f
Ice ages, continental drift, and giant meteorites striking earth have caused what phenomenon?
[ "gravity", "waves", "extinction", "depletion" ]
extinction
sciq
69db40d9-be58-4fb5-af2e-f32d15db16cf
What can all living things sense and respond to in their environment?
[ "sunlight", "wind", "stimuli", "warmth" ]
stimuli
sciq
29d1bd82-e666-4594-9f3b-449056e2a50c
What do we call use of electric current to encode information?
[ "ferious", "electronics", "products", "metals" ]
electronics
sciq
6bc32ad4-351a-4406-b3e0-2f25614fc987
How many additional pairs of appendages do arachnids have?
[ "4", "6", "0", "2" ]
2
sciq
4c27acff-973f-43d5-aab6-a38bc009ce7b
Melting points are temperatures that are high enough to separate liquids from which substances?
[ "solids", "gases", "oils", "seeds" ]
solids
sciq
28fddf1c-0716-4d3f-930d-958f2a46d02e
Strong, stable bonds between carbon atoms produce complex molecules containing chains, branches, and rings; the chemistry of these compounds is called what?
[ "inorganic chemistry", "organic chemistry", "nuclear chemistry", "animal chemistry" ]
organic chemistry
sciq
ca1ad896-66dc-416f-9d66-ac2b7b25cede
What are the blood vessels that carry blood toward the heart and tend to have thinner walls?
[ "veins", "glands", "clots", "capillaries" ]
veins
sciq
1b895bf0-fb66-489a-a825-29cb95c418df
What is a measure of the amount of space a substance or an object takes up?
[ "speed", "volume", "density", "mass" ]
volume
sciq
e3971813-53e1-4b4f-a934-e1e26c9d94ba
Potassium, calcium, and magnesium are considered what kind of nutrients?
[ "minor nutrients", "macronutrients", "major nutrients", "micronutrients" ]
macronutrients
sciq
d62f3610-b15c-4a9a-ad90-f88e8828930b
What normally prevent a positively charged particle from colliding and reacting with a positively charged nucleus, but may be overcome by kinetic energy?.
[ "toxic repulsion", "electrostatic repulsions", "evaporation repulsions", "kinetic repulsions" ]
electrostatic repulsions
sciq
6d722a15-976e-4b04-a009-a9efbf68f9d2
Sometimes two or more distinct phenotypes can each have their advantages and be selected for by natural selection; this is known as what?
[ "extra selection", "diversifying selection", "multiplying selection", "shedding selection" ]
diversifying selection
sciq
b53103c0-3011-4bae-8b84-36c5b131cc43
Management programs based on population-regulating factors have helped prevent the extinction of many?
[ "keystone species", "endangered species", "abundant species", "omnivores" ]
endangered species
sciq
c7e5ea8e-65d1-4365-a608-f8e26c4bc833
What basic plant structure is the site of photosynthesis?
[ "nucleus", "leaves", "roots", "spores" ]
leaves
sciq
5c88889f-957d-4c79-9d90-36dff448bc00
What provides the identities of the reactants and products involved in the chemical change?
[ "genome sequence", "electron shells", "chemical formulas", "atomic numbers" ]
chemical formulas
sciq
0c17f36c-f971-49fe-a853-4727e4aa3864
What process creates sperm?
[ "hypothalamus", "spermatogensis", "genesis", "altostratus" ]
spermatogensis
sciq
dc7e73ed-ca00-40a0-a30e-132ff58cd96d
Both fluorine and lithium are highly reactive elements because of their number of what?
[ "covalence electrons", "positrons", "valence electrons", "shell electrons" ]
valence electrons
sciq
74f6a7a5-e626-4e49-82a4-29cc72c546df
Earth acts like a giant version of what device, with angular momentum along its axis and pointing at polaris, the north star?
[ "accelerator", "telescope", "gyroscope", "compass" ]
gyroscope
sciq
3db9917d-9d21-4891-b8c4-20e06931b196
Ovulation takes place in what organ and is part of the menstrual cycle?
[ "ovary", "uterus", "fallopian tube", "testes" ]
ovary
sciq
de5b5cec-beb6-4c71-91d7-e5a068a3df23
Instead of a nervous system, plant responses are generally controlled by what type of molecules, which serves as chemical messengers?
[ "receptors", "sugars", "hormones", "enzymes" ]
hormones
sciq
32f23bbd-a4e1-4d29-8ca4-41c8c7e53e3f
Asexual reproduction occurs by what process?
[ "budding", "balancing", "mating", "ripening" ]
budding
sciq
be64cae6-9829-4864-81a8-bce3ef3884d5
What do all respiratory diseases affect?
[ "helium exchange process", "gas exchange process", "liquid exchange process", "transit exchange process" ]
gas exchange process
sciq
181b1ca7-1146-49d6-8900-d4f6ee79523b
What is one trait that the sponge and tarantula share?
[ "lack of a backbone", "lack of a emerge", "lack of a cycle", "lack of ogranic" ]
lack of a backbone
sciq
d0173a44-fbc0-4325-9ca8-368343279cc7
What bonds form when pairs of electrons are shared?
[ "neutron bonds", "covalent bonds", "ionized bonds", "dissonance bonds" ]
covalent bonds
sciq
f5ba1cc5-5727-4fd7-8964-2b4df2c108eb
Hydrocarbons in which all carbons are connected by single bonds are called?
[ "acids", "lipids", "enzymes", "alkanes" ]
alkanes
sciq
53ff1e73-a310-4bed-9bcf-d3b5dc389912
What occurs when two wave crests overlap?
[ "constructive dissonance", "constructive overlap", "forth interference", "constructive interference" ]
constructive interference
sciq
67cfe99d-3564-4dc0-8318-596ec474c504
The length of a rectangular surface multiplied by its width is equal to what?
[ "circumference", "volume", "height", "area" ]
area
sciq
838efe01-00e5-49d5-860a-b40e08019e6a
What is the testing for disease in a fetus or embryo?
[ "prenatal screening", "placental screening", "complete screening", "dynamic screening" ]
prenatal screening
sciq
0e06a4c1-b8b3-4e46-95f3-07d82b22624b
The two adrenal glands are glands located just above the what?
[ "esophagus", "kidneys", "lungs", "intestines" ]
kidneys
sciq
344a6bfa-9d64-408b-8829-d1d1c393f933
What is the term for the number of waves that pass a fixed point in a given amount of time?
[ "wave frequency", "wave speed", "wave velocity", "wave distance" ]
wave frequency
sciq
4d92b6bd-b2a4-403e-9b3c-1e1668e3744a
The migration of what familiar coastal landform involves saltation and gravity?
[ "lakes", "rivers", "sand dunes", "volcanos" ]
sand dunes
sciq
c0843024-bac6-4289-b6fa-f0f1c025cf3a
The procedure known as angioplasty is used when what part of the circulatory system is clogged?
[ "the heart", "blood vessel", "the spinal cord", "lungs" ]
blood vessel
sciq
189bedec-cac4-4764-8f76-bcd2c0492079
What type of maps detail detail the types and locations of rocks found in an area?
[ "gnomic maps", "geologic maps", "polar maps", "contour maps" ]
geologic maps
sciq
214e475c-b1cd-488c-9693-16ffa31b656b
What is another term for the voice box?
[ "larynx", "pancreas", "optical nerve", "pharynx" ]
larynx
sciq
2579eff2-30f0-42c8-a556-b52d5872fdad
The proximity of the axillary buds to the apical bud is partly responsible for their what?
[ "growth", "development", "dormancy", "germination" ]
dormancy
sciq
5036121b-d72a-43fb-b102-4d007c22236f
How do the vast majority of fish reproduce?
[ "by budding", "asexually", "cloning", "sexually" ]
sexually
sciq