id
string
question
string
choices
list
answer_key
string
source
string
57c65891-b69d-4115-afcb-35dee4a07669
What is the largest planet in our solar system?
[ "uranus", "jupiter", "mars", "earth" ]
jupiter
sciq
3e039ebf-f1e7-4852-bf08-45deb339db5f
What does the ubiquitous generator use to generate currents?
[ "magnetism", "inertia", "water", "gravity" ]
magnetism
sciq
dfdc25be-692c-4c99-8e58-0f7c4c9c5464
What prevents soil erosion on a hillside that is being farmed?
[ "terracing", "no-till farming", "irrigation", "slash-and-burn" ]
terracing
sciq
d94ea72c-f0e7-439e-9d96-3fd7606036c9
What do the external female reproductive structures are collectively referred to?
[ "Clitoris", "cervix", "vulva", "endometrium" ]
vulva
sciq
300dc2da-039d-4779-aa9e-4159c5d9863f
What is another name for collar cells?
[ "clutches", "choanocytes", "enzymes", "sporozoans" ]
choanocytes
sciq
40bae0bb-d3fb-4dba-a2e8-cda0368bcdaf
What involuntary muscle is found only in the heart?
[ "cardiac muscle", "respiratory muscle", "physiological muscle", "digestive muscle" ]
cardiac muscle
sciq
4a08b450-b27f-4804-b81d-d74295c6e935
Most sedimentary rocks form from what?
[ "glaciers", "sediments", "erosion", "volcanic activity" ]
sediments
sciq
43780e4f-ec86-49f7-9b7c-a6243d8403e0
What system serves as the relay between the cns and the internal organs?
[ "autonomic nervous system", "cellular nervous system", "limbic nervous system", "central nervous system" ]
autonomic nervous system
sciq
15cf7bcd-ad41-4c14-9311-638e1ecf836f
When pumping blood, the hearts of animals with very long necks must overcome what force?
[ "gravity", "evolution", "erosion", "friction" ]
gravity
sciq
419cd445-a478-456d-943d-25942118dd2d
The seasonal movements of animals from one area to another is referred to as?
[ "mitigation", "migration", "echolocation", "hybernation" ]
migration
sciq
69f01d04-63eb-4778-988d-46efaab9875a
Falling onto what joint can fracture the distal humerus?
[ "knee", "elbow", "thumb", "Foot" ]
elbow
sciq
a67b695b-47b5-4bed-a8db-0132cefcc796
What term is used to describe the energy reserve carbohydrate of animals?
[ "sucrose", "glycogen", "lactose", "fructose" ]
glycogen
sciq
6b6e6b01-6d70-4e81-a318-650def7d0386
What is used to measure current through a resistor?
[ "thermometers", "microscopes", "spectrographs", "ammeters" ]
ammeters
sciq
2120f931-0d96-4f2e-8111-e927a4dd6398
When struck, how are the rigid crystals of ionic compounds likely to react?
[ "grow", "bend", "break", "shrink" ]
break
sciq
01cb7829-332c-4e22-b7f8-550b31115c6b
What type of matter transmits light without scattering it?
[ "smooth", "transparent", "opaque", "reflective" ]
transparent
sciq
52e1f8d1-17ef-4881-ab8c-2407351a21a6
What is the term for the unconscious movements controlled by the somatic nervous system?
[ "mechanisms", "reflexes", "senses", "tremors" ]
reflexes
sciq
2943cfa7-a0d0-41a4-bd5f-65e58b374f84
What organism captures light energy and converts it to chemical energy inside its cell?
[ "autotrophs", "insects", "plants", "phototrophs" ]
phototrophs
sciq
127a6ff9-a5f4-4573-8e0f-67029aca6560
By applying salt to an icy road, the melting point of the ice is what?
[ "compounded", "concentrated", "increased", "decreased" ]
decreased
sciq
f4b5dcd8-61fd-4ed7-b0a6-7f7c4db200f2
How many pairs of chromosomes do human have ?
[ "23 pairs", "12 pairs", "19 pairs", "31 pairs" ]
23 pairs
sciq
498094fb-e328-40a3-855d-da1acd612929
Where do polychaetes live?
[ "lakes", "ocean floor", "great plains", "the tundra" ]
ocean floor
sciq
d14444ee-b642-4879-aba5-ecbaa7cbf252
What term describes a gene or sequence on a chromosome that co-segregates (shows genetic linkage) with a specific trait?
[ "autosomal", "nucleic acid chain", "genetic marker", "analogous effect" ]
genetic marker
sciq
757d885b-c4d1-4344-8a87-a354f98a136d
What type of blood vessels carry blood away from the heart?
[ "Heart", "tubes", "arteries", "Viens" ]
arteries
sciq
1e76007d-ee81-4397-b925-57ce60e2a287
How many millions of years ago did pangaea begin breaking apart?
[ "250", "400", "500", "600" ]
250
sciq
a1d1ce6b-b724-40ff-9fd5-4b621c9232e0
Continental drift also promotes what speciation?
[ "macroevolution", "mutualistic", "allopatric", "obligate" ]
allopatric
sciq
1ab8b108-f000-4de4-b3a1-f2425c1b3b7a
Which kind of mutations have the most dramatic effect on proteins?
[ "arbitrary mutations", "nonsense mutations", "cancerous mutations", "sight mutations" ]
nonsense mutations
sciq
64a6826e-e714-48dc-bc75-a70758ffcee3
When skunks are in danger what do they give off?
[ "foul smell", "ejected quills", "warning howls", "sweet odor" ]
foul smell
sciq
7cf27825-e9c4-4814-a9d1-ab7f60e2363a
What kind of reproduction produces genetically identical organisms or clones?
[ "Sexual", "Prophase I", "Meiosis", "asexual" ]
asexual
sciq
31f7a3b1-33e0-4e00-960e-8a05d356afdb
Oceans help control global warming by absorbing what?
[ "carbon dioxide", "ozone", "hydrogen", "methane" ]
carbon dioxide
sciq
6b425439-564c-43ce-b321-6403052c6936
A phase diagram plots temperature and what else?
[ "power", "friction", "pressure", "movement" ]
pressure
sciq
7eb3b9d0-e3b1-4922-866f-54c2a0e2d824
What kind of hormones are derived from cholesterol?
[ "steroid", "germs", "Antibiotic", "synthesis" ]
steroid
sciq
b588207d-d3bd-47c6-bde8-83c2ad25767f
Eukaryotic cell division involves mitosis and what?
[ "electrolysis", "cytokinesis", "meiosis", "spermatogenesis" ]
cytokinesis
sciq
0968c32b-6e7a-4cf6-b6f7-a0435a4a46dc
Why do sodium and chloride ions attract each other?
[ "magnetism", "opposites attract", "like attracts like", "sulfides attract" ]
opposites attract
sciq
835e08eb-fc85-4bde-9084-548e5badcd5d
What layer of soil, essential for farming, has the highest proportion of organic material?
[ "subsoil", "humus", "bedrock", "topsoil" ]
topsoil
sciq
848e0caa-f916-467a-b7a2-223d7646a40b
What are the organized instructions within dna for making proteins called?
[ "replicants", "genomes", "genes", "clones" ]
genes
sciq
ca8b9ab6-0277-4343-b859-90af81244b7f
Macrophages, which can swallow and destroy old and dying cells, bacteria, or viruses, are large types of what cells?
[ "white brain cells", "white blood cells", "red blood cells", "dendritic cells" ]
white blood cells
sciq
06a8cb81-aeca-40d0-810a-8bc638e20db4
What is the distance between the nuclei of two identical atoms bonded together called?
[ "bond radius", "sleep radius", "atomic radius", "cycle radius" ]
atomic radius
sciq
637861f7-5b02-49ba-af26-a68a8894ebfa
What is the term for water that contains one or more dissolved substances?
[ "aqueous solution", "dilute solution", "sediment solution", "evaporation solution" ]
aqueous solution
sciq
0534f0ad-dfa7-41c4-8351-1d29c9a3ba4e
Gall bladder removal surgery does not seriously affect digestion because ______ is still being produced.
[ "saliva", "plasma", "bile", "blood" ]
bile
sciq
91849263-a512-4aec-8434-c6cbba304601
The hepatitis virus attacks only cells of what organ?
[ "kidney", "liver", "brain", "lungs" ]
liver
sciq
5406615f-6253-44f7-89ed-95ea470da46a
A rusty bike has been left outside in damp weather too many times, so the iron in the metal parts have?
[ "eroded", "melted", "decayed", "rusted" ]
rusted
sciq
4132d7b4-8cb9-48a9-a9b0-fb096c3bc7c8
What two layers is the skin made of?
[ "layers and dermis", "respiration and dermis", "epidermis and dermis", "Blood and dermis" ]
epidermis and dermis
sciq
fb4b1b4f-5c22-4230-90ab-9bb3bd31cbbd
What are the three major types of blood vessels?
[ "arteries , pups , capillaries", "arteries, veins, capillaries", "sculptures , veins , capillaries", "arteries, capilaries, tubes" ]
arteries, veins, capillaries
sciq
e5e803ae-6dea-47a4-8705-f53b5f78690e
What is the name of the protective layer of gases that surrounds the earth and blocks harmful rays from the sun?
[ "the corona", "the protector", "the atmosphere", "the coma" ]
the atmosphere
sciq
bedf44fe-d81d-416f-ad70-450ddcf8eb33
Trichomoniasis is cause by what type of pathogen?
[ "bacteria", "protozoa", "virus", "worm" ]
protozoa
sciq
84b0d993-8e0a-4047-b23e-4a3e67f8e59d
An increase in what, across the periodic table, explains why elements go from metals to metalloids and then to nonmetals?
[ "temperature", "electrons", "protons", "neutrons" ]
electrons
sciq
30198ccf-c17c-4564-834e-42bf5c81bd76
How many pairs of chromosomes are in the human genome?
[ "24", "21", "13", "23" ]
23
sciq
8b21f083-cf5a-4868-b077-3759a9c3c1a3
What measure is resorted to by people who wish to screen out genetic abnormalities in the fetus?
[ "stem cell therapy", "in vitro fertilization", "contraceptive use", "prenatal testing" ]
prenatal testing
sciq
6ee9ff17-16eb-4bf4-b330-c219c941d3ce
Who built the first telescope?
[ "galileo", "newton", "brahe", "copernicus" ]
galileo
sciq
ef4355de-05af-4030-bd95-76296dc061e8
Water can be boiled to kill giardia and most other what?
[ "bacteria", "parasites", "germs", "pathogens" ]
pathogens
sciq
fd100885-9c65-4b36-8834-53c72be2afea
What do you call mixtures of ash and water that travel down river valleys?
[ "pollutants", "lahars", "debris", "mud slides" ]
lahars
sciq
b71175fb-b37b-4fd3-98ff-9d5473816224
Why do homonuclear diatomic molecules have zero dipole moment?
[ "no difference in electronegativity", "no activation energy", "no electrical attraction", "at homeostasis" ]
no difference in electronegativity
sciq
f099c787-ad59-4391-b27d-d4a652fe707b
The types of white blood cells that arrive at an inflamed site depend on the nature of what?
[ "injury or infection", "blood type", "skin color", "genes" ]
injury or infection
sciq
4d853839-d654-423a-a973-c7f5aa352de9
In what season are temperature inversions more common?
[ "winter", "autumn", "spring", "summer" ]
winter
sciq
e6bf4559-f3fb-4790-b34c-6e4e0b3edbb5
Are thunderstorms more likely where the ground temperatures are extremely high or extremely low?
[ "extremely high", "somewhat low", "somewhat high", "extremely low" ]
extremely high
sciq
f98d7b54-9b3c-460c-a19c-0f8b404c6da1
What type of diseases in humans are caused by protozoa?
[ "diarrhea", "dysentery", "protozoa diseases", "protist diseases" ]
protist diseases
sciq
adcd880c-f3dc-4ce6-8407-cc2b89efb5ba
Shark teeth likely evolved from the jagged scales that cover their skin, called what?
[ "hook scales", "pinworm scales", "heterotroph scales", "placoid scales" ]
placoid scales
sciq
59980598-d46f-4979-b40a-380bfc53c307
In the human ear, sound waves cause the stapes to press against what?
[ "Idea Window", "yellow window", "oval window", "shaped window" ]
oval window
sciq
1f6d925e-2135-43f1-8e3e-5507987e6b35
What is the term for proportion of amount of product actually produced in a chemical reaction versus predicted amount ?
[ "calculus yield", "percent yield", "percent impact", "decrease yield" ]
percent yield
sciq
7bdb5225-cb34-41cb-b7d1-09b844241360
What creates wet and dry zones at different latitudes?
[ "global air currents", "jet stream", "trade winds", "horse latitudes" ]
global air currents
sciq
656d6ec2-83bc-4905-9e15-4070adf37a77
What term is used to describe the total spread of values in a sample?
[ "range", "variety", "scale", "axis" ]
range
sciq
1a6b1c2e-35c5-41f6-abba-3097fc5a9b99
Fermentation—of grains to produce beer, and of fruits to produce wine—is an ancient art that humans in most cultures have practiced for how long?
[ "decades", "eons", "years", "millennia" ]
millennia
sciq
31a7e240-af5a-4947-a093-f3c29ac63260
In which direction does water travel?
[ "uphill", "backwards", "northwest", "downhill" ]
downhill
sciq
29b02392-2e33-4d83-80df-55358b29e7c8
The largest population size that can be supported in an area without harming the environment is referred to as what?
[ "carrying capacity", "containing capacity", "population shift", "population density" ]
carrying capacity
sciq
9cf583be-d33f-4fba-a8f2-a3055c933f1b
What are the smallest particles of elements that maintain their unique properties?
[ "electrons", "atoms", "protons", "molecules" ]
atoms
sciq
2e5c1698-7586-4f69-80cf-461b60185f2c
Where does the christmas tree worm live?
[ "rainforests", "northeast coral reefs", "tropical coral reefs", "Atlantic shoreline" ]
tropical coral reefs
sciq
fe346567-056b-4df2-ad40-c966a77f5cab
What are biomes that occur where a river, a source of fresh water, meets the ocean called?
[ "sediments", "waterways", "estuaries", "rapids" ]
estuaries
sciq
bd1ba0a0-e8bd-4c24-9059-aa092aece398
What continuously monitors and repairs its genetic material?
[ "cells", "proteins", "ova", "nucleolus" ]
cells
sciq
b089a156-3f72-4bf1-af43-377bb498749d
What are the large segments of the earth’s crust that ordinarily move very slowly?
[ "lava plates", "ocean plates", "tectonic plates", "distinct plates" ]
tectonic plates
sciq
7d523ccc-b7d9-4547-90a6-3ddee4c6d20c
Which process causes rocks at the earth's surface to change form?
[ "weathering", "bleaching", "remodeling", "eroding" ]
weathering
sciq
22183d80-5ca0-4c39-89b5-0f467178a55a
Chemical reactions always involve energy. when methane burns, for example, it releases energy in the form of what?
[ "movement and light", "heat and movement", "heat and light", "light and sound" ]
heat and light
sciq
67ed1df7-c2ca-460b-b722-41c7c9df6f8d
Alzheimers disease is associated with memory loss in what group of people?
[ "immigrants", "elderly", "prehistoric", "juveniles" ]
elderly
sciq
a7a97c15-0938-46a2-8fbe-988398ba6553
What global cycle takes place on, above, and below earth’s surface?
[ "water cycle", "aqua cycle", "water wheel", "water flow" ]
water cycle
sciq
aaa86cd7-3d94-402c-936b-679c830b5579
Why are two different minerals considered different though they have the same chemical composition?
[ "different crystal structures", "different linear structures", "different rods structures", "different molecular structures" ]
different crystal structures
sciq
c57aa9d8-b797-4806-827c-122676b83076
What type of mapping is critical for identifying the location of genes that cause genetic diseases?
[ "interaction mapping", "diagnostic mapping", "linkage mapping", "chemical mapping" ]
linkage mapping
sciq
74bba128-543c-4377-8369-1e3cf6849e3d
When menstrual periods become less frequent and finally cease; this is called?
[ "menopause", "metabolic", "hormonal imbalance", "climax" ]
menopause
sciq
0aabc1e9-1e86-49d7-afe3-42b25380b652
What blood protein carries oxygen from the lungs to cells throughout the body?
[ "plasma", "hemoglobin", "dopamine", "platelets" ]
hemoglobin
sciq
65b775bb-96b6-4cc3-8607-818d8c1e3d91
What is the most abundant element in the universe?
[ "fluoride", "helium", "hydrogen", "oxygen" ]
hydrogen
sciq
60df8154-762b-4724-b877-75ac53ff7190
The product of a system’s mass multiplied by its velocity is called what?
[ "horizontal momentum", "linear momentum", "magnetic momentum", "variation momentum" ]
linear momentum
sciq
472526c1-29ea-4b98-a414-20541697654a
In response to changing environmental conditions, prokaryotic populations can undergo what process in short periods of time?
[ "evolution", "fusion", "reproduction", "extinction" ]
evolution
sciq
cc909025-e140-4cd6-b11e-03f147ae5642
What term means the time in which half of the original number of radioactive nuclei in a sample decay?
[ "half-life", "partial-life", "quarter-life", "reduced life" ]
half-life
sciq
8478f5a3-ec56-463f-9aa3-e0b6f2e24309
What is a shortage of water that causes the soil to dry from the surface down called?
[ "overflowage", "tidal wave", "flood", "drought" ]
drought
sciq
1c32b795-a0c8-47c5-8515-dfc6b88037be
What are are segmented invertebrates in phylum annelida called?
[ "corals", "flatworms", "fungi", "annelids" ]
annelids
sciq
5fc9147e-2ccd-4fc9-b0a3-dddf07cd84df
What is the connection between the two hemispheres of the brain called?
[ "cerebral cortex", "corpus callosum", "cranial septum", "spinal cord" ]
corpus callosum
sciq
7b7f7831-77e8-4eaf-a0b5-975198e0c991
Banging on a drum is an example of which type of energy?
[ "molecular", "potential", "solar.", "mechanical" ]
mechanical
sciq
19e139e2-2502-42cb-a11f-94cc57aae3a3
What do microbes use to make food?
[ "chemicals", "sunlight", "plants", "nitrogen" ]
chemicals
sciq
31bf30ea-b23b-484c-92dc-5ee2adfecfd3
Space telescopes avoid such problems completely since they orbit outside the what?
[ "atmosphere", "ozone layer", "galaxy", "earth's crust" ]
atmosphere
sciq
a51d0a00-41f1-42ae-996c-fefe257f6dba
Tendons connecting the scapula to the humerus form what, which is the circle of tendons around the shoulder joint?
[ "thigh cuff", "wrist cuff", "rotator cuff", "knee cuff" ]
rotator cuff
sciq
fb67c0b9-43ef-4d6e-b63b-83cbb6212a6e
The number of particles of a substance in a given volume is known as?
[ "mass", "range", "frequency", "concentration" ]
concentration
sciq
71058437-af1b-46c5-ac86-a551035a9aa2
Potential differences from various voltage sources are necessary in order to create electrical fields, which result in what flow of charge?
[ "current", "voltage", "wattage", "output" ]
current
sciq
64906e7e-41e9-46a2-95c6-0da023133d41
What effect is caused by air moving over the earth's surface as it spins?
[ "pruett effect", "dopple effect", "coriolis effect", "mazinho effect" ]
coriolis effect
sciq
22e19a87-008a-4340-ab67-d9f72d7f2128
The separation of compounds on the basis of their solubilities in a given solvent is known as what?
[ "nuclei crystallization", "fractional crystallization", "separate crystallization", "simplest crystallization" ]
fractional crystallization
sciq
86b5ab3a-c6d0-4473-9971-a8b128f20ed7
What is the process by which wind blows to make the ground surface gets lower and rockier ?
[ "inflation", "deflation", "stagnation", "layering" ]
deflation
sciq
caa98ac4-456b-488f-8774-febd4e391e56
Because trees add water vapor to air, cutting down forests leads to longer periods of what?
[ "flooding", "ice", "harvest", "drought" ]
drought
sciq
ecf54136-f9a3-4929-8735-c9d5550ffc0b
Some sea anemones establish what kind of relationship with hermit crabs by attaching to the crab’s shell?
[ "parasitic", "pathogenic", "mutualistic", "predatory" ]
mutualistic
sciq
3af3a488-09ca-4c6e-97e9-e1b23d0d091f
Prokaryotic cells do not have a nucleus but instead generally have a single chromosome, a piece of double-stranded dna located in an area of the cell called the what?
[ "cytoplasm", "spicule", "lysosome", "nucleoid" ]
nucleoid
sciq
76d0ae86-4473-43cf-a92b-6e6a5cd040a8
What measures a fluid’s resistance to flow?
[ "density", "elasticity", "viscosity", "surface tension" ]
viscosity
sciq
e3dcaa7f-eefe-4264-bfb7-b3a8e7051fae
What happens to the wire in a fuse if it's current rating is exceed?
[ "disappears", "ignites", "it melts", "sparks" ]
it melts
sciq
ac045561-53a1-4484-98ba-150e56ee398c
Polar climates include polar and which other kind of tundra?
[ "alpine", "arid", "tropic", "mountains" ]
alpine
sciq
14870a09-bc26-46db-8d7d-b381c6060e38
What disease is given as an example of a sex-linked trait?
[ "emphysema", "hypertension", "hemophilia", "arthritis" ]
hemophilia
sciq
3dff0ac9-940d-42a1-9fdf-bba19bdbb6fb
What type of feeders are earthworms?
[ "deposit", "middle", "top", "oil" ]
deposit
sciq