id
string
question
string
choices
list
answer_key
string
source
string
7a4e675f-e69d-46f6-b69d-40b99322173e
What is the change of state from a gas to a liquid?
[ "condensation", "combustion", "fermentation", "vaporation" ]
condensation
sciq
b0bf3fc1-5425-47a6-9a82-949fc8da867d
The steropodon may have been an ancestor of which animal?
[ "lioness", "wooly mammoth", "platypus", "geckos" ]
platypus
sciq
a1080648-0a93-44e7-a756-8170747bf140
Closely associated with "work", what is characterized by its many forms and the fact that it is conserved?
[ "matter", "fuel", "energy", "heating" ]
energy
sciq
ae0685bb-3ef0-4c65-8eab-8ba849295d73
What is the time it takes for radioactive substance to decay?
[ "full-life", "deterioration rate", "half-life", "decay rate" ]
half-life
sciq
f2efa814-f559-43a8-9960-99fe836b9f1d
What type of biomes are found in the salt water of the ocean?
[ "active", "major", "marine", "surreal" ]
marine
sciq
f06421f6-b0aa-4a92-922a-f23a29a8129f
What is formed when an enzyme binds its substrate?
[ "vessel - substrate complex", "nucleus - substrate complex", "enzyme - substrate complex", "lock and key model" ]
enzyme - substrate complex
sciq
bac5f0ff-d3f3-4de1-8f19-fbc4ac1c9ed2
What type of rock is a sandstone?
[ "landform rocks", "sedimentary rocks", "limestone rocks", "igneous rocks" ]
sedimentary rocks
sciq
927a7394-8ec3-4840-b92e-0b25e425e97d
Which acids provide the molecular blueprints for all proteins produced in living systems?
[ "periodic acids", "nucleic acids", "nitrous acids", "amino acids" ]
nucleic acids
sciq
2f01ec32-fa0e-4a33-950f-ff106033f65d
Cephalopods have three hearts that pump blood of what color?
[ "Green", "Red", "blue", "purple" ]
blue
sciq
9978c656-f983-4bae-8fcf-a63ce3fb88bf
Influenza is a type of what, where glycoproteins attach to a host epithelial cell?
[ "atoms disease", "recent disease", "viral disease", "nucleus disease" ]
viral disease
sciq
8acd5d73-8c85-464b-bb61-7f64d2943d92
What is the smallest aromatic hydrocarbon?
[ "benzene", "anthracene", "naphthalene", "phenanthrene" ]
benzene
sciq
e7a3b144-92a3-4a5b-a800-19a6e2f4ff92
A hypothesis is scientific only if it can be tested by what?
[ "making a conclusion", "making observations", "carbon dating", "independent variable" ]
making observations
sciq
ca6def8a-8c35-4247-bd03-6324fbbb1d88
Aging occurs as cells lose their ability to do what?
[ "split", "divide", "fold", "duplicate" ]
divide
sciq
88b3e0d0-0e14-42a2-9a1a-ee3c8302f2a6
The tyndall effect refers to the scattering of what by colloidal particles?
[ "primary colors", "visible light", "dust mites", "dark matter" ]
visible light
sciq
5685abaf-3117-489e-a9cc-e684c111a296
Acids are associated with a low number on which scale?
[ "ph", "metric", "acidic", "ionic" ]
ph
sciq
852a273b-9d3f-4e99-93a6-2a991dafa822
Said to go hand-in-hand with science, what evolves as new materials, designs, and processes are invented?
[ "invention", "technology", "industry", "biology" ]
technology
sciq
d80b160d-311e-476f-ae99-014e0cc76495
What are the poles labeled?
[ "west and south", "east and west", "southwest and south", "north and south" ]
north and south
sciq
5cb532a0-a4e0-4f84-a9b1-6a9d6b73b3e2
What is considered to be the "fundamental unit" of life?
[ "cell", "organ", "bacteria", "proton" ]
cell
sciq
0f0b816f-9df8-4afb-8ab1-a1c7f8031d88
What two states of matter are included in the category "fluids"?
[ "liquids and soilds", "liquids and gases", "bacteria and gases", "solids and gases" ]
liquids and gases
sciq
b9928ca6-07ab-41d2-9236-6ec69778bd77
When matter changes into an entirely different substance with different chemical properties, what has occurred?
[ "gaseous change", "mechanical change", "chemical change", "physical change" ]
chemical change
sciq
f0c18e08-f8e6-45fd-9c8f-ed6f76f3bb0a
Phospholipids are unable to mix with what?
[ "water", "solids", "air", "nitrogen" ]
water
sciq
36e9807d-2d02-4605-9abc-58dc20b37c34
What are molecules that the immune system recognize as foreign to the body?
[ "viruses", "peptides", "antigens", "tumors" ]
antigens
sciq
91f51e30-5a37-4aa4-85f1-29aa2f61285e
The end result of diffusion is an equal concentration, or equilibrium , of molecules on both sides of what?
[ "the organism", "the cell", "the membrane", "the organelle" ]
the membrane
sciq
defe9487-abd8-4b47-a304-2631fe4deba6
What paired organs that are part of the urinary system play the prime role in excretion?
[ "ovaries", "liver", "kidneys", "lungs" ]
kidneys
sciq
dc6ee2e7-e991-4372-ae87-1c481f65cb82
The fungus benefits from the constant supply of food produced by what?
[ "the phytoflagellate", "the spermatophyte", "the host", "the photosynthesizer" ]
the photosynthesizer
sciq
ade2e515-007e-4645-a4ee-b6f7e6d640c0
Gases can be classifed as real or what?
[ "dense", "ideal", "noble", "shape" ]
ideal
sciq
cda77e54-c677-4542-9df1-c72230dcc659
What is a mutation?
[ "change in the swetha sequence of dna", "change in the distinct sequence of dna", "change in the nucleotide sequence of dna", "change in the rna sequence of dna​" ]
change in the nucleotide sequence of dna
sciq
227a1bac-b34e-44c6-9e68-8a72863ff863
What are biological catalysts that speeds up biochemical reactions?
[ "carbohydrates", "proteins", "hormones", "enzymes" ]
enzymes
sciq
49a980d6-bb8d-4b01-b453-ecc5e7da0a94
What type of reaction is a transfer of a proton from one molecule or ion to another?
[ "ionization", "thermal reaction", "acid-base", "ionic bonding" ]
acid-base
sciq
a16175c9-d843-4ac0-8045-dd843030914e
What part of the plant, in general, is responsible for transport and storage of water and minerals?
[ "petals", "leaves", "stems", "pistil" ]
stems
sciq
ca72cadf-d791-411c-9c89-8f3884373cd1
One gram of carbohydrates provides how many calories of energy?
[ "two", "one", "four", "eight" ]
four
sciq
0031c097-7773-4c8e-8c96-29708b426e08
Mushrooms and other fungi obtain energy from what?
[ "the soil", "other organisms", "the air", "the sun" ]
other organisms
sciq
534e4e0f-a0c6-4918-a836-911d8fb48afa
How are protozoa that cause giardiasis spread?
[ "food and water", "lakes and rivers", "insects", "starch and water" ]
food and water
sciq
4ac3221f-2f88-4544-989d-274a5fd69be5
What can prevent the passage of molecules and ions between cells, such as in the blood-brain barrier?
[ "solid junctions", "tight junctions", "special junctions", "fatty junctions" ]
tight junctions
sciq
e9fd03cc-ad6b-4304-aeff-4ac096bad689
Give an example of air pollution while painting indoors.
[ "gas fumes", "paint fumes", "variety fumes", "fuel fumes" ]
paint fumes
sciq
7d6ca11a-1815-4c5a-9878-f09effb7bfcb
What plays a variety of important roles in biochemical systems?
[ "bacteria", "reactants", "protein", "mutation" ]
protein
sciq
bd57fab3-1982-4853-afb3-9c04e9e4691f
What type of plants grow on other plants?
[ "epiphytes", "parasites", "legumes", "bryophytes" ]
epiphytes
sciq
c0172668-0ad9-409a-a2e0-d762b135a1f1
What provides a protective covering for the body and helps maintain homeostasis?
[ "integumentary system", "endorcrine system", "unadorned system", "lysogenic system" ]
integumentary system
sciq
5cfad1b9-b516-434b-a52a-1c945d182ade
Uranium is an important part of the process used to harness which type of power?
[ "gravitational", "wind", "solar", "nuclear" ]
nuclear
sciq
2e5d81ff-dfaf-4c93-b685-f8baaecf3434
Budding and fission in annelids are examples of what type of reproduction?
[ "byproduct", "sexual", "asexual", "hybrid" ]
asexual
sciq
213338ed-af17-4ff0-96c5-42ce20f80d56
What is the process by which plants make their own food?
[ "ATP cycle", "photosynthesis", "mitochondrial process", "respiration" ]
photosynthesis
sciq
34cf2960-1f74-4400-b198-298a22a1672b
In what part of the carbon cycle does carbon move between living things and the air?
[ "envelop cycle", "endothermic cycle", "biotic cycle", "abdaspac cycle" ]
biotic cycle
sciq
8faf350d-41b7-4eee-a1e7-4dfa5dbc7d9c
Herbivores and the bacteria that live in their intestines demonstrate a two-way beneficial relationship called what?
[ "parasitism", "mutualism", "syncretism", "pragmatism" ]
mutualism
sciq
19a99c8a-3ca5-4e56-b3a5-abc5c139b767
What joins within each testis to form the epididymis?
[ "hypodermic tubules", "seminiferous tubules", "viviparous tubules", "interstitial tubules" ]
seminiferous tubules
sciq
e2afeaa4-4b90-4a29-add2-b63cb20a6449
How many layers of phospholipids does the cell membrane contain?
[ "two", "five", "four", "three" ]
two
sciq
86aba4b5-d148-4917-97c5-aec5f9169629
What process within cells makes sure that every gamete receives a copy of every chromosome?
[ "genomes", "fission", "mutations", "meiosis" ]
meiosis
sciq
a2d5959b-5670-415f-a774-65cdc4af1795
Do amphibians and reptiles maintain a constant body temperature?
[ "no, they have about the same body temperature as their surroundings", "no, they have a lower body temperature than their surroundings", "no, they have a higher body temperature than their surroundings", "yes" ]
no, they have about the same body temperature as their surroundings
sciq
97c11353-b91f-4bab-9460-97bbd3b357a8
Most vascular plants are seed plants, also known as?
[ "bacteria", "spermatophytes", "fungus", "sporozoans" ]
spermatophytes
sciq
a439a5c4-2e31-4765-b32b-702effbcef8b
Centrifuges use what to perform their task?
[ "jets", "magnetism", "inertia", "absorption" ]
inertia
sciq
186a20bb-7bcf-48cb-8d75-5dd99f613510
What are the two unique features of mollusks?
[ "antennae and pseudopod", "mantle and radula", "pseudopod and mantle", "radula and antennae" ]
mantle and radula
sciq
711ca2f0-b538-45b4-abd9-c84ccdad8432
Name the two types of water turtles live in.
[ "ocean water and fresh water", "arctic water and ice water", "ocean water and sea water", "river water and lake water" ]
ocean water and fresh water
sciq
a044e4f1-887f-4bc2-ade8-e1185f73a044
What structures are located on roof of the nasopharynx and on each side of the pharynx?
[ "tongues", "tonsils", "uvula", "testicles" ]
tonsils
sciq
d4cd2614-81e8-4b6d-bdd4-ea265280bf1d
What colorful arc-shaped atmospheric phenomena are produced by a combination of refraction and reflection?
[ "sunsets", "shadows", "lightning", "rainbows" ]
rainbows
sciq
fb3b5350-7691-45f1-8a43-9715c02e888f
Rabies transmission occurs when saliva from an infected mammal enters a wound. the virus travels through neurons in the peripheral nervous system to the central nervous system where it impairs this?
[ "lung function", "reproduction system", "skeletal system", "brain function" ]
brain function
sciq
e912fffe-51fb-4dfb-b0bc-e07390ae3288
Newton realized that the nature of gravity on earth that pulls an apple to the ground could explain the motion of these?
[ "moon and planets", "seasons", "molecules", "atoms and quarks" ]
moon and planets
sciq
14085d80-718f-4018-8540-56a7eaef33cc
Where do most of the steps of cellular respiration take place?
[ "nucleus", "cytoplasm", "ribosomes", "mitochondria" ]
mitochondria
sciq
9c38fb39-045b-4b70-8a06-44ad28fa1792
Which metal is not solid at room temperature?
[ "mercury", "aluminum", "titanium", "silver" ]
mercury
sciq
01ba4665-15a6-4c9e-ad4d-50a855a84a6d
Induced mutations are caused by environmental factors. what term is used to describe a mutation that has no environmental cause?
[ "cancerous mutation", "spontaneous mutation", "numerous mutation", "evident mutation" ]
spontaneous mutation
sciq
ba79738e-040f-48fd-8637-69144b0bbbaf
What part of the cell does cellular respiration occur?
[ "glucose", "mitochondria", "nuclei", "proton" ]
mitochondria
sciq
d9c45213-df57-424f-aed8-986e7688e569
How is the chance of survival affected when animals lack parental care?
[ "increased", "unaffected", "decreased", "variable" ]
decreased
sciq
ce484f4c-873a-4d79-998d-b394ead90625
Elements with magic numbers of what tend to have more stable isotopes?
[ "nucleus", "protons", "pressure", "molecules" ]
protons
sciq
b330cb13-dbca-49c4-80cb-13a8e7e53b0c
What is the term for the steep sloped side of a sand dune?
[ "break face", "slip face", "slide face", "front face" ]
slip face
sciq
ade35576-9c9c-4423-b075-bf5d997d5fa9
Pulleys are generally used to do what with objects?
[ "lift", "pack", "wrap", "clean" ]
lift
sciq
bb0d8518-4c78-4c37-aa58-ff61d1fc0fa5
What term describes how close estimates are to one another?
[ "precise", "precision", "efficiency", "Distant" ]
precision
sciq
747cd4e4-1061-40f0-a43c-080ea6d87328
What are membrane-bound organelles that can have secretory, excretory, and storage functions?
[ "vacuoles", "alleles", "nuclei", "prokaryotes" ]
vacuoles
sciq
b93f7850-da09-4c02-b0b3-b08d80a00f0a
The structural classification of joints divides them into bony, fibrous, cartilaginous, and synovial joints. the bones of fibrous joints are held together by fibrous connective tissue; the three types of fibrous joints are sutures, syndesomes, and what?
[ "gomphoses", "cartilaginous", "synchondrosis", "articular" ]
gomphoses
sciq
f511ada2-e16a-4556-a9da-496435d40390
A catalyst can increase the rate of what, in general?
[ "chemical reaction", "consumption reaction", "mechanicl reaction", "carbon reaction" ]
chemical reaction
sciq
69fefd3b-8367-409f-84bb-0544c70c284d
Which crust lies deep inside the ocean?
[ "youngest", "oldest", "shallowest", "thickest" ]
oldest
sciq
60d5293f-50b0-4793-bdfb-514dae783711
What is the most significant cause of respiratory disease as well as cardiovascular disease and cancer?
[ "sleeping", "driving", "running", "smoking" ]
smoking
sciq
4644e711-ce21-408c-8666-88160a3e9bd7
What type of light can you feel as heat but not see and has the longest wavelengths and lowest frequencies?
[ "ultraviolet light", "infrared light", "solar light", "thermal light" ]
infrared light
sciq
4ad7c41d-0acd-42fc-b680-dffeaa501179
Ionic, molecular, covalent, and metallic are major types of what state of matter?
[ "solids", "liquid", "gas", "plasma" ]
solids
sciq
dd8a2051-e9f1-48d2-ac28-8c4504f9bed7
What forces keep the moon orbiting the earth?
[ "gravitational", "magnetic", "polar", "cosmic" ]
gravitational
sciq
89dea999-f9d4-4749-87d8-5a04654a5089
Snow and ice may also undergo which process where there is intense sunlight, very cold temperatures, and dry winds?
[ "amplification", "crystalline", "increasefixation", "sublimation" ]
sublimation
sciq
396a01d3-5b74-463c-8a7f-d228f5b99136
Electromagnets can be controlled by controlling what type of current?
[ "positive", "electric", "negative", "magnetic" ]
electric
sciq
fcac4c47-8c00-4f0c-8b7b-b653de91d95b
The rate of evolution is influenced by the rate of changes to what?
[ "migration", "dna", "the environment", "the earth" ]
the environment
sciq
e93fd6c3-e04e-42f5-8624-b0f410b2b2c3
What do you call a device that produces a very focused beam of visible light of just one wavelength and color?
[ "fusion relay", "light meter", "laser", "optical diffuser" ]
laser
sciq
d6cc0e18-d583-4133-8e4f-a4d4b0cd421b
Bubbles in bread dough are created by what gas produced during alcoholic fermentation?
[ "carbon dioxide", "acid dioxide", "combustion dioxide", "yeast dioxide" ]
carbon dioxide
sciq
fe67afd8-5331-4601-b227-58eb968aefdf
What is the capacity to cause change?
[ "gravity", "mass", "energy", "temperature" ]
energy
sciq
a0166b8c-d851-4f61-b0a1-cb26c69a0e40
Ocean currents transfer heat from the equator towards what locations?
[ "continents", "poles", "tropical zones", "east and west" ]
poles
sciq
1c07d70d-8f49-4fdd-bdc8-d6d63380237d
In sexual reproduction, two of what unite to produce an offspring?
[ "DNA strands", "gametes", "chromosomes", "spores" ]
gametes
sciq
78ff9277-3c2a-4162-947c-addba9a28d98
What are the ends of long bones called?
[ "marrow extension", "epiphysis", "cartilage", "appendage" ]
epiphysis
sciq
e831c7ac-6e14-4e7b-bc06-98798c84afb6
Convection is the transfer of thermal energy by particles moving through what?
[ "tissue", "fluid", "Metal", "Solid" ]
fluid
sciq
151add8b-10e8-4c04-86a5-5055a5ddc049
What happens when waves reach the shore?
[ "topple and break", "diffuse and recede", "surge and drown", "repel and attract" ]
topple and break
sciq
ee20ff87-31ec-4675-8944-7281d2d2f4fe
What is an involuntary muscle contraction that moves rapidly along an organ like a wave called?
[ "esophagus", "peristalsis", "apoptosis", "ruptured nerve" ]
peristalsis
sciq
dc9692b9-0ec5-47be-8ee1-67fa37fad798
What is the purpose of water molds in fresh water environments?
[ "wave production", "decomposition", "oxygen production", "fish food" ]
decomposition
sciq
edfa2004-53e2-4352-85bf-d552ee409b66
What corrosive substances capable of dissolving many metals can cause contamination if spilled?
[ "acids", "ions", "bases", "salts" ]
acids
sciq
0f58b965-f4ca-4f5c-b879-0c4dec8d9499
What is always conserved in chemical reactions?
[ "force", "mass", "energy", "bonds" ]
mass
sciq
f084961d-eb12-46f3-a80b-ac2888bd8414
A polyatomic ion is an ion composed of more than one what?
[ "nucleus", "neutron", "atom", "pair bond" ]
atom
sciq
41f80e55-ea41-48d8-8325-150cb323c5ba
Mutualism is an interaction between individuals of two different species that has what effect on both of them?
[ "beneficial", "abnormal", "neutral", "harmful" ]
beneficial
sciq
fce55d81-ae95-43cd-8e83-211f296ee99b
What are the structural and functional units of the nervous system, which transmit nerve impulses to other cells?
[ "electrons", "neurons", "axions", "ions" ]
neurons
sciq
1a62692a-d021-4520-8971-0a52627eb9aa
If hot water becomes trapped, pressure may build up. when the water breaks free, it creates what?
[ "steam", "groundwater", "geyser", "glacier" ]
geyser
sciq
b157ec74-4dee-4bf4-b8d6-8666bd8bba37
What electrical force is responsible for fission?
[ "repulsion", "momentum", "velocity", "friction" ]
repulsion
sciq
4ddba70d-5e3a-4101-807d-7d5a70e338e6
Which law states that a pair of alleles is separated, or segregated, during the formation of gametes?
[ "de facto segregation", "separation anxiety", "law of equals", "law of segregation" ]
law of segregation
sciq
3be4ecbf-e7fa-4c15-99e7-78ab37628603
Sounds or pictures can be encoded in pulses of what, which are then sent through an optical fiber?
[ "quasars", "laser light", "kinetic energy", "microwaves" ]
laser light
sciq
9880ed0d-00e3-4e62-9584-0690536d4b7d
What substance are physical objects are made of?
[ "matter", "energy", "gravity", "friction" ]
matter
sciq
dbf3dbbd-905b-4937-9ed0-eaa87771df01
Why do mangrove trees rise high above the water? which characteristic help them to do so?
[ "fat roots", "heavy roots", "stilt like roots", "no roots" ]
stilt like roots
sciq
1ace4e2c-bce8-4d32-8dda-ccb3d0905083
What fertilizes an egg during sexual reproduction?
[ "sperm", "gametes", "cytoplasm", "mucus" ]
sperm
sciq
8accb283-556f-41c0-99b1-1437f72e46c7
How does the fungus benefit from the photosynthesizer?
[ "supply of food", "shade", "protection from chemicals", "supply of carbon dioxide" ]
supply of food
sciq
0b5404d3-fc93-4e8f-bd74-f3b24f8aa1b9
What is the name for unsaturated hydrocarbons that contain at least one double bond?
[ "alkenes", "acids", "lipids", "enzymes" ]
alkenes
sciq
78a93c68-e6da-4b19-8942-95ac4f8be7f4
What is the term for a loop in which a product feeds back to control its own production?
[ "feedback mechanism", "Recondition Mechanism", "load mechanism", "Adaptive Mechanism" ]
feedback mechanism
sciq