id
string
question
string
choices
list
answer_key
string
source
string
241a813d-5c1e-4bb3-8758-9788b37cbb6f
Whose laws of motion are the foundation of dynamics?
[ "einstein", "newton", "aristotle", "bell" ]
newton
sciq
71314a49-289b-425d-a278-467965f2c092
Mutualism is a symbiotic relationship in which both species do what?
[ "suffer", "reproduce", "benefit", "die" ]
benefit
sciq
2eabcea7-7e74-403e-8b0f-7371131b8112
What do you call a substance that cannot be broken down to other substances by chemical reactions.?
[ "a participate", "a compound", "an element", "a molecule" ]
an element
sciq
f8f99f2b-0f1e-43f8-a7a8-1bba3d3d1403
What weather term describes what the temperature feels like when the wind is taken into account?
[ "humidity", "windshield", "freezing point", "windchill" ]
windchill
sciq
d0a38078-1fc9-4f2e-95e6-31b7810c61e3
What device uses electromagnetic induction to change the voltage of electric current?
[ "electric combustion", "electric transformer", "convection device", "electric conductor" ]
electric transformer
sciq
2d89f898-7060-409b-9342-ed26ee57c1be
What layer of soil usually does not have very small particles like clay?
[ "sediment", "undersoil", "silt", "topsoil" ]
topsoil
sciq
c7be22f2-bb6f-44e1-bf89-4045965f9cf8
Which type of glaciers form in high mountains and travel through valleys?
[ "seaside glaciers", "altitude glaciers", "rocky glaciers", "alpine glaciers" ]
alpine glaciers
sciq
641ddbe5-9c93-47d6-b27a-8e57be2df73d
What two types of junctions do animal cells have?
[ "tight and gap", "loose and tight", "gap and solid", "standard and specialized" ]
tight and gap
sciq
83a198b4-46cc-4e17-b619-b30b1e3a60d6
Where does digestion take place within an incomplete digestive system?
[ "gastrovascular cavity", "abdomen", "central nervous system", "lumbar region" ]
gastrovascular cavity
sciq
b9191383-eb3e-408e-9018-fc490d88ac44
Natural selection cannot create new variations in organisms - these new variations must be created by what, which are usually associated with some sort of abnormality?
[ "infection", "radiation", "pollution", "mutation" ]
mutation
sciq
3781cb32-1fbe-47c0-9fa8-a222916f527e
Gene expression is regulated primarily at the what level?
[ "transcriptional", "translational", "binding", "manufacturing" ]
transcriptional
sciq
55f48bd2-2a97-4c15-9195-30d188efcb19
What nullified the idea that all biological catalysts are proteins?
[ "discovery of metabolites", "discovery of ribozymes", "discovery of enzymes", "amino acid theory" ]
discovery of ribozymes
sciq
1458c0f7-096e-4b07-bc58-228d3a9ec401
A tadpole turns into what land mammal?
[ "a frog", "a pod", "a morph", "A tortoise." ]
a frog
sciq
ed343d05-fe8d-495c-a352-5a9ddf77cfee
In physics, what do you call devices that make work easier?
[ "circuits", "machines", "tools", "levers" ]
machines
sciq
f6761961-4910-4880-a82e-7102c4b5f2c6
Mars appears red because of large amounts of which element in the soil?
[ "coal", "mercury", "carbon", "iron" ]
iron
sciq
070dbe5b-acba-4b92-b448-4c20805c3d99
What type of rocks are laid down horizontally with the oldest at the bottom?
[ "sedimentary", "crystalline", "igneous", "metamorphic" ]
sedimentary
sciq
aaffbb74-049a-4f38-9be0-621ba2b4d1c2
What are two types of frozen percipitation?
[ "ice and frost", "snow and hail", "icycles and icebergs", "rain and hail" ]
snow and hail
sciq
b6ad2990-effe-4f79-afa7-bebaa0742411
The bond between the two nitrogen atoms is a what?
[ "quadruple bond", "single bond", "triple bond", "double bond" ]
triple bond
sciq
2725a2bd-d8b5-49b6-9afc-73b6f87eb607
What are the two most common silicates?
[ "Analcime and Feldspar", "feldspar and quartz", "Petalite and Quartz", "Petalite and Analcime" ]
feldspar and quartz
sciq
f8ccbbc8-ed9b-4563-b3dd-699ee2547270
Starch is a large, complex carbohydrate made of thousands of _____ joined together?
[ "glucose partitions ( monomers )", "glucose orders ( monomers )", "glucose divisions ( monomers )", "glucose units (monomers)" ]
glucose units (monomers)
sciq
d83e90e3-2af4-49c6-b81f-2308d6bc8b3f
Newly duplicated chromosomes are divided into two daughter nuclei during what stage?
[ "symphysis", "mitosis", "prophase", "meiosis" ]
mitosis
sciq
3740d20f-d35a-4dcb-a5a8-a6f3aa4afc01
As an erythrocyte matures in the red bone marrow, it extrudes its nucleus and most of its other what?
[ "moisture", "energy", "electrons", "organelles" ]
organelles
sciq
83518a12-be49-43e9-90ac-2004d0a30690
What is the tube-like device used to reliably measure lower levels of radiation?
[ "Richter scale", "geiger counter", "MRI machine", "weber counter" ]
geiger counter
sciq
040746d1-022d-4ca5-afa4-5ca8fdc1d3ec
The conducting zone of the respiratory system includes the organs and structures not directly involved in what?
[ "copper exchange", "gold exchange", "gas exchange", "helium exchange" ]
gas exchange
sciq
45c3f18a-88bd-44cd-9d40-81006bf69243
Aflatoxins are toxic, carcinogenic compounds released by fungi of this?
[ "protist group", "genus aspergillus", "arthropod class", "genus sporozoa" ]
genus aspergillus
sciq
1c47b668-0eec-47b7-9ce7-820b2614656c
Four haploid spermatids form during meiosis from what?
[ "the zygote", "the primary spermatocyte", "the sister chromatic", "the ova" ]
the primary spermatocyte
sciq
c7c1de7a-3e49-4732-8f14-13b9d915316d
Like people with type 1 diabetes, people with type 2 diabetes must frequently check what level?
[ "heartbeat", "pulse", "glucose", "blood sugar" ]
blood sugar
sciq
48d07d23-1b3d-41ad-83c0-9b3f5949e21f
Many species in rhizaria are among the organisms referred to as what?
[ "protozoa", "amoebas", "prokaryotes", "fungi" ]
amoebas
sciq
11630e88-22a3-4748-bd67-13a9322647e4
What is the amount actually produced in a reaction called?
[ "maximum yield", "minimum yield", "individual yield", "actual yield" ]
actual yield
sciq
b75a6e80-d270-43ad-9822-120331af0908
Each group of organisms went through its own evolutionary journey, called what?
[ "phylogeny", "zoology", "anomalous", "superfamily" ]
phylogeny
sciq
11c06017-6e62-423d-81ed-ac3d6cb04778
What term refers to the emission of material or energy from an atom's nucleus?
[ "radioactivity", "microscopic", "smog", "stasis" ]
radioactivity
sciq
8227d87a-637f-43fb-98bd-8bafe3a7e927
Which feature in maps allows users to make corrections between magnetic north and true north?
[ "key", "double compass rose", "inset", "scale" ]
double compass rose
sciq
4200a68c-8420-48b1-afe2-5d317013fc5d
What is the term for the maintenance of a steady state despite internal and external changes?
[ "consciousness", "hypothesis", "homeostasis", "equilibrium" ]
homeostasis
sciq
21197d0b-5e6e-412a-9a6a-c5f99d573295
Any structure inside a cell that is enclosed by a membrane is called?
[ "an article", "an organelle", "an enclave", "a particle" ]
an organelle
sciq
46af811b-2b17-4c12-8882-a94a2922a5be
The earliest vertebrates were jawless what?
[ "dinosaurs", "mammals", "reptiles", "fish" ]
fish
sciq
fd21e991-deee-438b-b3ff-04a8e806d9be
In which kind of water can less carbon dioxide dissolve?
[ "tap water", "cool water", "warm water", "salt water" ]
warm water
sciq
51304049-3795-4d47-a03d-737d6a6a4339
The cochlea is a shell-like structure that is full of fluid and lined with nerve cells called what?
[ "hair cells", "brain cells", "sperm cells", "red cells" ]
hair cells
sciq
4aff0ffe-e1cf-4ccd-87a2-ecb9c4102c03
What is an electrically neutral compound with positive and negative ions?
[ "correlated compound", "isotope", "neutralized molecule", "ionic compound" ]
ionic compound
sciq
08a280af-bb3e-4e91-86f0-533c28a4e149
Which direction does the sun, moon, and stars appear to travel?
[ "south to north", "north to south", "east to west", "west to east" ]
east to west
sciq
58faee10-0d88-4383-b3bd-d98ce001b8f4
Sulfate is used as a cleaning agent because it is acidic and soluble in what substance?
[ "water", "oxygen", "salt", "air" ]
water
sciq
555da227-810a-4a0c-bc0c-ed3c2525dc77
Triceps and biceps muscles in the upper arm are an example of what type of muscle relationship?
[ "synchronized", "symbiotic", "competitive", "opposing" ]
opposing
sciq
c27cd96f-607c-4dfb-a2b0-089d26d54c38
Internal metabolism and the external environment are the sources of heat for what?
[ "hemeostasis", "thermoregulation", "bioaccumulation", "optimization" ]
thermoregulation
sciq
056261b6-90bd-4405-ae04-b18be7a47d18
What is another term for stored energy?
[ "potential energy", "inertia", "mechanical energy", "latency" ]
potential energy
sciq
f282690a-99c7-4bb2-9901-a05ec8f70177
What occur when elements switch places in compounds?
[ "chemical reaction", "chain reaction", "replacement reactions", "chemical interaction" ]
replacement reactions
sciq
04f4f42c-08b0-4660-bc91-5b356bee1e8e
What does the human heart do?
[ "pump blood", "make blood", "use blood", "destroy blood" ]
pump blood
sciq
1a4789fa-f8a8-4269-b3a1-47d23b6aab59
What bond is the force of attraction that holds together positive and negative ions?
[ "magnetic", "Electric", "ionic", "Protonic" ]
ionic
sciq
800b00dd-246d-4df7-84cf-6392a9f4f873
There are five primary tastes in humans: sweet, sour, bitter, salty, and what?
[ "umami", "aroma", "hot", "tangy" ]
umami
sciq
09d11134-c0c5-4cae-a051-8747fda404b9
Are birds and mammals mainly exothermic or endothermic?
[ "autotrophic", "exothermic", "hypothermic", "endothermic" ]
endothermic
sciq
634c6767-f84b-45f1-a594-601e78eee3b8
What are the high points in a transverse wave called?
[ "apex", "waves", "peaks", "crests" ]
crests
sciq
c1338f00-a959-4896-9040-a444e33befdd
Chemistry and physics are fields in what type of science?
[ "Biology", "Botany", "physical", "Meteorology" ]
physical
sciq
ed073a14-444c-4c72-98af-2ba13ce2e9a4
Pyramids of net production and biomass reflect what level of efficiency?
[ "low", "extreme", "medium", "high" ]
low
sciq
5e096cf7-7583-4482-83f0-7eea03e074b5
The rate of flow of charge in an electrical circuit is known as what?
[ "velocity", "current", "voltage", "output" ]
current
sciq
3e89f756-3bd7-47c0-8dbe-f0142fc6ede6
The vertebrate endoskeleton can also be called what?
[ "internal skeleton", "structural skeleton", "deep skeleton", "exoskeleton" ]
internal skeleton
sciq
ae2ac45b-9589-4643-a50a-9c7b24e0306d
What can be used to speed up biochemical reactions?
[ "carbohydrates", "proteins", "hormones", "enzymes" ]
enzymes
sciq
1bb18181-7a40-45d2-986a-51b071c605eb
The abundance of this substance in the atmosphere is what most scientist agree that is causing global warming?
[ "carbon dioxide", "argon", "liquid dioxide", "iron oxide" ]
carbon dioxide
sciq
705b00a2-69c1-40c8-8084-4935021afd25
Most cases of syphilis can be cured with what?
[ "antibiotics", "abstinence", "enzymes", "vitamins" ]
antibiotics
sciq
87f7f45b-4059-4451-b3b2-64327a403dc6
How can people access water in an aquifer that does not flow from a spring or a geyser?
[ "mound building", "evaporation", "dig a well", "generate electricity" ]
dig a well
sciq
a9faa0c8-468e-42b9-a492-2059619f8e6a
What is the term for animals that have a backbone?
[ "invertebrates", "herbivores", "vertebrates", "carnivores" ]
vertebrates
sciq
3b528a06-ecd1-4045-ad4d-602e1acf20ae
What type of animal that eats only or mainly insects?
[ "invertebrates", "herbivores", "anaerobic", "heterotrophic" ]
heterotrophic
sciq
cba44769-7278-4135-b0f7-dafc54057005
What do you call the zone in a body of water where there is too little sunlight for photosynthesis?
[ "semimetal zone", "Dark Zone", "aphotic zone", "observable zone" ]
aphotic zone
sciq
c7d84ae0-0636-468e-a944-4d3f6db3a2a0
The sweat glands of the armpit are classified as these?
[ "pineal glands", "adrenal glands", "mucus glands", "apocrine glands" ]
apocrine glands
sciq
b6ced24c-7bd3-449c-94c5-2d80abe93ae5
Chitin is a substance that is found in what part of animals like beetles and lobsters?
[ "eggs", "brains", "shell", "tails" ]
shell
sciq
429f4d09-b878-4f5e-aa92-b3398d4708c5
What kind of air does a continental polar air mass hold?
[ "frigid wet air", "warm dry air", "cold dry air", "cool moist air" ]
cold dry air
sciq
54f9ff5d-7d90-46c4-9e40-59004bda7683
What do you call taxes placed on products that produce carbon dioxide?
[ "emission tax", "carbon taxes", "chemical tax", "pollution tax" ]
carbon taxes
sciq
d9a0e83a-d7b6-49c2-a7cf-8d4d1a086071
What does the coefficient in front of an element in a formula indicate?
[ "time of the reaction", "number of atoms", "how much is involved in the reaction", "place on the Periodic Table" ]
how much is involved in the reaction
sciq
5f8c6de3-4f6c-45c2-a97c-214e398448a5
Behaviors that occur naturally and are not learned are called what?
[ "acquired", "intuitive", "adaptive", "innate" ]
innate
sciq
c04650a0-114b-4e34-97dc-10d2251cffeb
Which is the dominant stage of the lifecycle of a fern?
[ "larvae", "zygote", "sporophyte", "gametophyte" ]
sporophyte
sciq
06e50dbc-cb4e-42de-af32-da8f80c0d11f
What is a specific region in space within which a sensory receptor is responsive to stimuli?
[ "symmetrical field", "amplify field", "deceptive field", "receptive field" ]
receptive field
sciq
ecb1e859-f593-4c97-b009-a8b71e06879a
What changes from heat or pressure during metamorphism?
[ "carbohydrates", "fossils", "grains", "minerals" ]
minerals
sciq
656e8e4e-1fcd-4d13-8d53-565d7ca19051
Do most substances increase or decrease in size when they change from a liquid to a solid?
[ "increase", "decrease", "stay the same", "it is unable to be measured" ]
decrease
sciq
b539636d-238c-4e4b-898c-27f20ebea6fa
The highest point of a wave is called?
[ "threshold", "surge", "crest", "frequency" ]
crest
sciq
f0d693f7-a0c9-4a16-80c1-a14079d97634
What is the smallest part of an element called?
[ "nucleus", "neutron", "atom", "core" ]
atom
sciq
c06c90a5-07a9-4e70-b22d-a34e09509ea6
Dermal tissue covers the outside of a plant in a single layer of cells called what?
[ "scales", "the epidermis", "cambium layer", "cuticle" ]
the epidermis
sciq
f91582f1-f565-4090-9038-c0ebcae0d702
After fluid collects in nephron tubules in the kidney, where does it move to?
[ "the spleen", "the uterus", "the prostate", "the bladder" ]
the bladder
sciq
655f723e-5e72-416e-8d03-b8d3667a58c8
What are external skeletons known as?
[ "exoskeletons", "exoskins", "tentacles", "scales" ]
exoskeletons
sciq
4fb26fb4-31a1-4e33-a131-1726412ba54d
What is the name for the process where data in the genes is transferred to amino acids?
[ "translation", "generation", "transpiration", "mutation" ]
translation
sciq
b2666f1e-2ab6-45f6-8343-872502565eae
What play an important role in the modulation of the nuclear chain reaction?
[ "control neutrons", "radiation rods", "control rods", "particle rods" ]
control rods
sciq
5fb362d7-78c7-4394-b83f-2ae2b05f9e74
What preventative measure is often delivered by injection into the arm?
[ "medication", "infection", "vaccine", "anesthesia" ]
vaccine
sciq
77705c1a-19b9-4693-af59-585aec117872
From observations as simple as blowing up a balloon, it is clear that increasing the amount of gas increases what else?
[ "the volume", "every volume", "the shift", "area" ]
the volume
sciq
8f6c21c3-e261-41de-8873-75dc2412a9e3
What is the scientific term for the amount of light reflected by a surface?
[ "prism", "inversion", "albedo", "reactivity" ]
albedo
sciq
9f61c179-b8cf-4905-857f-cfc9b5819a0b
What part of the muscle fibers cause shortening and contraction?
[ "fasciae", "collagen", "myofibrils", "pores" ]
myofibrils
sciq
2d5f86a2-107d-493d-a35c-dba15b421243
How many electrons are in the hydrogen atom?
[ "two", "five", "one", "three" ]
one
sciq
e9113b7c-0213-4063-aa8c-73e4d13ad81e
If a solution contains so much solute that its solubility limit is reached, the solution is said to be what?
[ "carbohydrates", "temperatures", "saturated", "Over done" ]
saturated
sciq
b7320b33-48e2-4157-b6b9-a1bf89ad9895
What term describes waves that transfer energy through matter?
[ "mechanical currents", "mechanical waves", "energy currents", "temperature waves" ]
mechanical waves
sciq
238cdf8b-cf0f-43e1-8cd3-f10244b2291b
What is the name of the mechanism in which sounds are encoded in microwaves by changing their frequency?
[ "mechanical modulation", "molecular modulation", "shape modulation", "frequency modulation" ]
frequency modulation
sciq
83b430e4-bc71-4660-bd3d-e74ce731669e
Grasses such as wheat, rice, and corn are examples of fibrous root systems. fibrous root systems are found in monocots; tap root systems are found in these?
[ "mosses", "gymnosperms", "monocots", "dicots" ]
dicots
sciq
4eb1df21-712c-41a5-aa43-3309f63fa3e3
Humans have about 20,000 to 22,000 genes scattered among 23 of these?
[ "ribosomes", "atoms", "chromosomes", "neutrons" ]
chromosomes
sciq
0f9945b0-fe13-441b-828e-c7fc272c03be
What is the term for the use of radioactive decay to estimate the ages of fossils and rock?
[ "microwave theory", "radioactive illustrating", "isotope test", "radioactive dating" ]
radioactive dating
sciq
4d13c8c8-19f5-4354-b8af-b3dd90616846
On which ridge does iceland sit?
[ "mid-atlantic ridge", "Antarctic ridge", "Arctic circle", "Pacific rim" ]
mid-atlantic ridge
sciq
a86bbfa0-07ce-4be7-9775-8d0ebd82dabb
How are the major families of organic compounds characterized?
[ "their visual groups", "Their optic groups", "their functional groups", "their thermal groups" ]
their functional groups
sciq
dff095a0-1a52-4b03-94b6-7d5674735697
What do chemotrophs extract energy from?
[ "liquid compounds", "fatty compounds", "carbon compounds", "chemical compounds" ]
chemical compounds
sciq
bf3cefa2-6c4e-4e84-b481-c057c6cfa36a
Involved in balance, the semicircular canals are parts of what organs?
[ "ovaries", "lungs", "ears", "eyes" ]
ears
sciq
e30fec2c-f797-4f27-b04f-8741fa48f90d
Injuries can be prevented by getting proper what?
[ "exercise and training", "rest and recovery", "drugs and food", "water and clothing" ]
rest and recovery
sciq
ee7ca7ce-f84e-4ee2-953f-bf2bf99c2360
Some leaves are attached to the plant stem by a petiole. leaves that do not have a petiole and are directly attached to the plant stem are called this?
[ "sessile leaves", "transverse leaves", "sheath leaves", "globular leaves" ]
sessile leaves
sciq
487e41d7-e3b8-44a2-8e38-7364363870e7
What is water vapor density known as?
[ "humidity", "density", "ambiance", "thickness" ]
humidity
sciq
693eafbb-7340-4d5d-aa90-51b1ee2d02ac
What is the name for the transfer of thermal energy between particles of matter that are touching?
[ "induction", "convection", "conduction", "activation" ]
conduction
sciq
6bd0f54c-e579-4456-8177-70ce8845e03a
The mean free path for a gaseous molecule will be hundreds of times the what of the molecule?
[ "density", "weight", "diameter", "variation" ]
diameter
sciq
0ae67c95-a215-4a19-9550-baadc4007012
What is the most common fossil fuel?
[ "methane", "coal", "diesel oil", "uranium" ]
coal
sciq
453851cc-0a50-4515-83e1-e2cc37b35cdb
The weather conditions in an area over time is also called a what?
[ "biome", "landscape", "climate", "habitat" ]
climate
sciq
23d08551-c41c-49af-957c-64e0e27c3538
Chemical symbols are useful to concisely represent the elements present in a substance. the letters usually come from the name of what?
[ "month", "scientist", "discoverer", "element" ]
element
sciq