id
string
question
string
choices
list
answer_key
string
source
string
1914e2d6-cc53-485d-88ec-f5bb64a95f58
Where are the two tonsils located?
[ "sinus", "throat", "nose", "tooth" ]
throat
sciq
b4d68567-e759-44a2-a790-ecaafb5a60a7
The chemistry of each element is determined by its number of what?
[ "electrons and neutrons", "protons and neutrons", "protons and electrons", "nuclei and neutrons" ]
protons and electrons
sciq
5cc63b67-5c44-4fae-afd0-a1f7f6688525
What is defined as the amount of force acting on a given area?
[ "power", "density", "pressure", "resistance" ]
pressure
sciq
21559f85-e181-45e2-ad8f-7801898cf4fa
Which type of energy is the energy of anything in motion?
[ "residual engergy", "diffuse energy", "physiological engergy", "kinetic engergy" ]
kinetic engergy
sciq
0f4772b2-2ab4-472a-a235-f531950efc28
What are large sheets of ice that cover relatively flat ground called?
[ "rocky glaciers", "cellular glaciers", "continental glaciers", "land glaciers" ]
continental glaciers
sciq
37f58536-9545-42dd-8a72-8773409ff60c
What is the accelerating pattern of increasing population size called?
[ "induced growth", "reproducing growth", "exponential growth", "limited growth" ]
exponential growth
sciq
5bb981e0-1a22-4a32-96c4-288f3fa27be3
Ions can be formed when atoms lose what other particles?
[ "shells", "electrons", "protons", "neutrons" ]
electrons
sciq
178271d6-71ff-4fa9-a148-59856ee4d2c8
Deserts are generally dry ecosystems having very little what?
[ "rainfall", "heat", "snowfall", "mountains" ]
rainfall
sciq
8aa6372a-d58c-4374-b227-0567d83f5750
The average number of individuals per unit of area can be expressed as what?
[ "the percent of population", "total density", "population density", "percent density" ]
population density
sciq
98633a07-936b-4ba2-ab8f-7f06eb3bc890
The top 200 meters of water is called what zone?
[ "the stratosphere", "the photic zone", "the subterranean zone", "the biotic zone" ]
the photic zone
sciq
24a53026-96f9-44c8-ad06-70867784109f
A homogeneous mixture with tiny particles in it is known as what?
[ "plasmid", "structure", "solution", "element" ]
solution
sciq
2bed6dc4-7ab8-42a1-b744-f672370abbed
What is the term for decomposers that consume dead leaves, animal feces, and other organic debris collected on the ground or at the bottom of water?
[ "detritivores", "recyclers", "scavengers", "consumers" ]
detritivores
sciq
ac35af14-e549-4da0-8088-8ce1245bba49
If a gas in a closed area experiences increases in pressure and decreases in temperatures, what other attribute of the gas will be affected?
[ "gravity", "velocity", "volume", "temperature" ]
volume
sciq
0f853d05-9646-4dd9-b94e-a0c16ce70991
What is the term for the hard covering that protects insects, crustaceans, and spiders?
[ "endoskeleton", "exoplate", "exoskeleton", "endoplate" ]
exoskeleton
sciq
ba0bdc49-740d-445b-baa5-e89e0ac27534
What gas is expired out of the body during exhalation?
[ "carbon dioxide", "carbon monoxide", "hydrogen", "oxygen" ]
carbon dioxide
sciq
6b45d2de-d8ad-47d8-967e-4e781c19d934
Through this process, algae provide glucose for the ecosystem?
[ "glycolysis", "GLUCOPHAGE", "photosynthesis", "spermatogenesis" ]
photosynthesis
sciq
2ba487cb-9aa6-4578-9546-92b2d45a6e02
What determines your hair color trait?
[ "cells", "Heredity", "genes", "chromosomes" ]
genes
sciq
fdcb0b4f-b5e9-427b-b177-c79ec24aacdd
What layer of skin is directly under the epidermis?
[ "the dermis", "sweat glands", "hypodermis", "the aponeurosis" ]
the dermis
sciq
e3fa4ce3-d319-4263-beb0-bf9e5c10cc43
What is caused by bodies sliding over rough surfaces?
[ "vibration", "heat loss", "friction", "tension" ]
friction
sciq
c5a00500-1cd4-4cd4-bfc9-1dc55d283149
The electromagnetic spectrum represents the full range of frequency of what type of wave?
[ "seismic", "mechanical", "electromagnetic", "transverse wave" ]
electromagnetic
sciq
d96b0b84-6379-4071-a8ca-77709416bb2d
Distinguishing between homology and analogy is critical in reconstructing what?
[ "phylums", "residues", "phylogenies", "proteases" ]
phylogenies
sciq
5864ce62-5959-48c4-8abe-277ae24e4d01
What do many mollusks secrete for their protection?
[ "microscopic shell", "sedimentation shell", "mucus", "calcareous shell" ]
calcareous shell
sciq
30e39537-e74b-4293-9e2f-7d1b08385b15
What were the first particles with mass to be directly confirmed to have the wavelength proposed by de broglie?
[ "ions", "electrons", "protons", "negatrons" ]
electrons
sciq
0f8a217d-d77b-4563-82a3-c4a507e2dc71
What is a simple machine that consists of a rope wrapped around a grooved wheel?
[ "Inclined plane", "Lever", "a pulley", "Wheel and axle" ]
a pulley
sciq
ec59c39e-e433-440d-bd26-8b89bbe6f57b
What helps screen libraries for a gene of interest using nucleic acid hybridization?
[ "mitochondrial acid probe", "cellular acid probe", "proteins acid probe", "nucleic acid probe" ]
nucleic acid probe
sciq
6d3ee83f-1a69-48a8-83cb-df7b3510c299
What is one way of classifying organisms called?
[ "tuck", "clade", "spasm", "cluster" ]
clade
sciq
49c1340f-ca47-4d3f-b4d3-bce34de78517
The earliest stages of spermatogenesis occur closest to the lumen of the what?
[ "epithelium tubules", "seminiferous tubules", "interstitial tubules", "viviparous tubules" ]
seminiferous tubules
sciq
e577e100-71f9-4ac4-8b3e-e0b3733e1f20
Which of the electromagnetic waves have the shortest wavelengths and highest frequencies?
[ "ultraviolet", "beta", "plasma", "gamma" ]
gamma
sciq
2fea3ca1-7e34-475d-830e-94e9bf3d3009
The oxidation of an alcohol can produce either an aldehyde or what?
[ "enzyme", "ester", "ketone", "amine" ]
ketone
sciq
80b3e06d-abe5-44ac-bead-d1d84a1df1be
Change in momentum in an object is equivalent to what other measurement?
[ "gravity", "velocity", "impulse", "resistance" ]
impulse
sciq
5e00a605-dcfb-4c1b-b37a-e119520e89a6
Where does most water evaporate from?
[ "lakes", "oceans", "rivers", "seas" ]
oceans
sciq
ae22e123-acc2-4aa7-b4dc-c21fac3ab660
Which waves have the longest wavelengths but the least energy in the atmosphere?
[ "radio waves", "light waves", "microwaves", "channel waves" ]
radio waves
sciq
0a721b32-2dce-456b-b09a-bce4aa69e2e8
The effect of gravity on circulation means that it is harder to get blood up from the legs as the body takes on this?
[ "vertical orientation", "frontal orientation", "dorsal orientation", "horizontal orientation" ]
vertical orientation
sciq
3584353d-bb13-48ce-b53d-b470b5b3cdbb
Red blood cells, white blood cells and what other cell is found in blood?
[ "plasma cells", "hemoglobin", "antibodies", "platelets" ]
platelets
sciq
12822cbc-69e5-4337-8cef-36e9d63161ce
How many dimensions can humans see in?
[ "three", "five", "one", "two" ]
three
sciq
017473ac-5d43-4af2-9192-f0887c2575b0
What do you call the unhealthy synthetic lipids created when unsaturated fatty acids are artificially manufactured to have straight chains?
[ "trans fatty acids", "omega-3 fatty acids", "safflower acids", "polyunsaturated fats" ]
trans fatty acids
sciq
c43844d2-3ea4-4113-bcd4-0cd5d7a2a37b
In what type of climate might one find deciduous trees?
[ "thick continental", "Dry Continental", "humid continental", "moist continental" ]
humid continental
sciq
1055218e-8375-4998-9236-1783505f3d06
Cellular respiration involves forming atp from what type of sugar?
[ "glutamate", "sucrose", "glucose", "fructose" ]
glucose
sciq
a5f3b5fb-fd4b-4a37-810d-e291f9ea243a
The magnitude of the wave function at a particular point in space is proportional to what property of the wave at that point?
[ "Sounding", "frequency", "voltage", "amplitude" ]
amplitude
sciq
6db8dce7-5b02-4598-b4d6-d827c666fb20
Representing a leap in scientific understanding, einstein described what as a dent in the fabric of space and time?
[ "gravity", "motion", "energy", "light" ]
gravity
sciq
a78f8915-ddfe-447e-b419-31fffa1ad9d4
Green algae and land plants are closely what?
[ "foreign", "unrelated", "different", "related" ]
related
sciq
ae490733-eef1-4edb-9ba3-4cc18bde0f36
How many alleles control a characteristic?
[ "4", "3", "8", "2" ]
2
sciq
5c02a130-8cd5-4dd2-8809-3069be115f2e
All living things are able to produce what?
[ "tissue", "toxins", "offspring", "proteins" ]
offspring
sciq
bf81194a-793f-4231-8568-79599c317918
What is the smallest volcanic landform that is formed from accumulation of many small fragments of ejected material?
[ "log cones", "edifice cones", "cinder cones", "concave cones" ]
cinder cones
sciq
afecd8fd-c5ee-439b-85b9-5d1233d32608
What are surface currents mainly caused by?
[ "winds", "waves", "rains", "lightning" ]
winds
sciq
6e586b80-47fd-429c-8bba-6fe3034d9fe2
What kind of solids are generally classified by the forces that hold their particles together and include ionic, metallic, covalent network, and molecular types?
[ "flat solids", "distinct solids", "helium solids", "crystalline solids" ]
crystalline solids
sciq
1e052f85-3b0c-445d-8369-e5e87fc596eb
What can often be used to measure distance?
[ "models", "graphs", "maps", "histograms" ]
maps
sciq
315aa1bb-b976-4c50-977d-86caa7bea797
Which single most factor is responsible for the extinction of hundreds of species of birds?
[ "human actions", "animal actions", "diet", "habitat" ]
human actions
sciq
45d30a2a-c882-4074-a8e7-57ac442bb6c5
The differing glycosidic linkages in starch and cellulose give the two molecules what kind of distinct shapes?
[ "one-dimensional", "diamond", "three-dimensional", "square" ]
three-dimensional
sciq
7ee6c8c1-9e38-45f4-95ab-3c3776272c28
What is the angiosperm seed surrounded by?
[ "ovary", "cone", "egg", "uterus" ]
ovary
sciq
9694b0b0-a1ad-4cb6-bdbe-8f52289d5391
Which process helps bacteria in the gut break down the remains of the digested food?
[ "decomposition", "fermentation", "oxidation", "synthesis" ]
fermentation
sciq
689f38aa-84d8-4de0-8791-da328348d371
Unlike wild animals, what type of species are genetically uniform, making them more vulnerable to die-out from disease?
[ "free-range species", "domestic species", "mammals", "urbane species" ]
domestic species
sciq
3a3993ed-748b-4a2a-ad51-d971317ff2cd
The diapsids diverged into two groups, the archosauromorpha (“ancient lizard form”) and the lepidosauromorpha (“scaly lizard form”) during what time period?
[ "holocene", "mesozoic", "cenozoic", "paleozoic" ]
mesozoic
sciq
af136ec3-820a-4334-ba69-dfa8456e6d56
A few elements, called what, can conduct electricity, but not as well as metals?
[ "metalloids", "gases", "halogens", "synthetics" ]
metalloids
sciq
7ecb491a-3386-4817-8f9f-8dbbe40e06c9
Which type of eruptions created the entire ocean floor?
[ "fissure eruptions", "fault eruptions", "lava effusion", "formation eruptions" ]
fissure eruptions
sciq
71f58693-a4ec-4958-a117-481e447dba66
What is damaged in the inner ear by loud sounds that cause hearing loss?
[ "hair cells", "tympanic membrane", "hammer and anvil", "ear drum" ]
hair cells
sciq
49c0491d-3ed3-4aae-ab4b-cd62e47299c5
The energy in sunlight is also known as what kind of energy?
[ "solar energy", "geothermal energy", "kinetic energy", "potential energy" ]
solar energy
sciq
ea35de9f-4585-4002-9ce7-0370dd00eca8
In what form is the heat absorbed when you heat ice and it reaches a temperature of 0 c?
[ "geothermal energy", "potential energy", "radiation energy", "mechanical energy" ]
potential energy
sciq
dbd638d8-bca9-4a78-989a-90204417e7e8
The sugar of one nucleotide binds to what group of the next nucleotide?
[ "the phosphate", "the protein", "the chloride", "the alkaline" ]
the phosphate
sciq
6659b565-9891-46cf-85e6-855de940c108
How does the image focused by the eye travel to the brain?
[ "the sensory nerve", "the modulated nerve", "the optic nerve", "the secondary nerve" ]
the optic nerve
sciq
15565648-c696-43ec-9f91-fdb97deea9da
If a human only has 45 chromosomes it is most likely due to a mistake during what?
[ "plexus", "testis", "mitosis", "meiosis" ]
meiosis
sciq
e7ae4a8d-da50-4b3a-a724-5637ff9fcef2
The digestive organs within the abdominal cavity are held in place by the peritoneum, a broad serous membranous sac made up of squamous epithelial tissue surrounded by this?
[ "connective tissue", "skin", "bone", "mucus" ]
connective tissue
sciq
371fecdc-e519-4c1a-a6c7-6f75ed402d38
What season causes people to look forward to spring?
[ "winter", "autumn", "fall", "summer" ]
winter
sciq
b680c1ee-b032-4d06-b116-01d86fafeab2
What are the narrowest blood vessels, where oxygen is transferred into body cells?
[ "muscles", "viens", "arteries", "capillaries" ]
capillaries
sciq
71d60a89-5a94-4152-8619-f545fd3545ed
What is quantified by measuring the number of decay processes per unit time?
[ "temperature", "radioactivity", "fossil age", "microwave power" ]
radioactivity
sciq
049dc604-fbdd-4a18-a2f0-c5256bd84e67
What is a measure of the force of gravity pulling on an object of a given mass?
[ "effect", "scale", "solidity", "weight" ]
weight
sciq
7bb92fbb-0e42-4df6-a2a5-0631eab31547
What is the atomic number?
[ "Number of electrons", "number of protons", "Number of neutrons", "Speed of electrons" ]
number of protons
sciq
581fc9b3-a0df-44f7-a6b3-8b682908142c
Some isotopes are stable indefinitely, while others are radioactive and do what through a characteristic form of emission?
[ "bond", "replicate", "expand", "decay" ]
decay
sciq
a9351f2f-8f3c-4a1e-a2f2-1ba0c837d6b5
Cellular respiration uses oxygen to harvest what from organic molecules?
[ "water", "energy", "chlorophyll", "light" ]
energy
sciq
bca048b7-b88f-406b-9451-c4154cab67ca
A red blood cell will swell and burst when placed in a?
[ "acidic solution", "exothermic solution", "hypotonic solution", "dissolved solution" ]
hypotonic solution
sciq
1bc7f459-7f85-4cbc-acbf-4e49ae848cba
Which type of lava lavas are less viscous and erupt effusively?
[ "Ultramafic lava", "Felsic lava", "Intermediate lava", "mafic" ]
mafic
sciq
cf6a98ca-7e31-455c-87c0-4162693aa367
What are often formed biologically during the breakdown of proteins in animal cells, having the smell of death and decay?.
[ "acids", "ketones", "enzymes", "amines" ]
amines
sciq
6fa3d3aa-458e-4efe-bbaa-6eadef109089
What produces the centripetal force to keep the earth orbiting the sun?
[ "gravity", "heat", "weight", "motion" ]
gravity
sciq
f98365b1-c604-4e4e-abac-cc0d21329fc7
Group 13 of the periodic table is also called what?
[ "nitrogen group", "manganese group", "iron group", "the boron group" ]
the boron group
sciq
d7b59fff-9cc8-4549-a659-ce8bb128996b
What type of tissue transports water and minerals in a vascular plant?
[ "collagen", "xylem", "chlorophyll", "capillaries" ]
xylem
sciq
bc449371-ee41-4d08-8079-04334077dad5
What produces enzymes that digest carbohydrates in plant cell walls?
[ "bacteria", "algae", "protists", "pollen" ]
bacteria
sciq
4689b5bf-db84-4f74-865d-7894f862a730
At what temperature does solid water melt to a liquid?
[ "below 32 degrees c", "at temperatures above 0 degrees c", "below 0 degrees c", "above 32 degrees c" ]
at temperatures above 0 degrees c
sciq
81b0bec6-ee99-4bac-9a0c-b9984de62a58
How many more legs do spiders have compared to insects?
[ "two", "one", "six", "four" ]
two
sciq
9fee930d-05ab-4a05-929b-3beafb2dad3b
Almost all energy at earth's surface comes from where?
[ "oceans", "the sun", "wind", "another sun" ]
the sun
sciq
b593f273-904e-451b-984b-d53bfdd68b61
What is the first step in protein synthesis?
[ "transcription", "differentiation", "reproduction", "mutation" ]
transcription
sciq
f9a18672-413d-49b8-b187-e137afbf5fd7
What branch of biology focuses on heredity?
[ "genetics", "Epidemiology", "semiotics", "ontology" ]
genetics
sciq
48c1ee07-35dc-45ab-8dc9-c0b53c712981
Stars are born in clouds, and they form and grow dense due to what force?
[ "gravity", "Big Bang theory", "kinetic energy", "coreolis effect" ]
gravity
sciq
1e9cedf0-1328-4618-ba2e-f7602e030e45
What has atoms with unstable nuclei?
[ "microwaves", "radioisotope", "hydrocarbon", "radionuclide" ]
radioisotope
sciq
533cc766-a053-4859-8b87-33a0dd3cb612
What is the tissue beneath a mollusks' shell called?
[ "skin", "mucous", "cartilage", "mantle" ]
mantle
sciq
75e50cfd-aae3-47be-8663-106fa78e2a4d
What is formed from an alcohol that loses water?
[ "alkenes", "Bonds", "alcohols", "amines" ]
alkenes
sciq
0de698d9-c23f-4eb2-af7c-237a088c6d05
What is the division of the body into multiple parts called?
[ "compression", "transverse", "organ-level organization", "segmentation" ]
segmentation
sciq
08745f39-4d54-4730-9667-7887acc05d90
What reproductive method has two parents involved?
[ "budding", "pollination", "mitosis", "sexually" ]
sexually
sciq
fac1d69e-985b-4439-9262-01bb3c2ecac0
In many cases, the alkali metal amide salt (mnh2) is not very soluble in liquid ammonia and does what?
[ "precipitates", "evaporates", "isolates", "settles" ]
precipitates
sciq
1bf656d5-a2a2-4a42-b7ee-2ce81da70262
An example of beta decay is the emission of an electron by a carbon-14 what?
[ "nucleus", "protons", "ion", "molecules" ]
nucleus
sciq
cdd8941a-f98f-405a-80d1-752b3659ede1
Which theory describes the distribution of electrons in molecules in much the same way that the distribution of electrons in atoms is described using atomic orbitals?
[ "molecular orbital theory", "molecular distribution theory", "atomic orbital theory", "atomic distribution theory" ]
molecular orbital theory
sciq
2c2f625a-165b-4a94-9189-e4e073a30c4e
Oversecretion of insulin can cause what?
[ "hypoglycemia", "hypoxia", "hyperglycemia", "inflammation" ]
hypoglycemia
sciq
baa821ad-1859-41d1-93a6-b7e1f1cbbd77
The first few species to colonize a disturbed area are called what?
[ "producer species", "pioneer species", "original species", "colonization species" ]
pioneer species
sciq
d8e5acfe-011a-486d-8df4-2c8dff3d33a4
What are the two loops of blood flow in the cardiovascular system?
[ "aerobic and anaerobic", "systolic and diastolic", "pulmonary and systemic", "anabolic and metabolic" ]
pulmonary and systemic
sciq
f458cc63-056d-4f85-82e9-139ffb6e9c2e
What is the name of a group of hereditary diseases that affect the body's ability to control blood clotting?
[ "arithmya", "hypertension", "hemophilia", "anemia" ]
hemophilia
sciq
01ab52e7-f4a5-4907-92e5-e9e7af64af0c
Protists which use their tails to eat are called what?
[ "filter-feeders", "cycle - feeders", "swimmers", "flagellators" ]
filter-feeders
sciq
b3c488a5-5b54-4614-bcbe-707768fd0ae6
What term is used to describe foods containing active cultures of beneficial bacteria?
[ "sembiotic", "antibiotics", "carotenoids", "probiotic" ]
probiotic
sciq
3e8b2d63-2f92-4e69-9da0-7f20230dcb4d
What helps control the muscles and maintain balance?
[ "muscular system", "nervous system", "lymphatic system", "circulatory system" ]
nervous system
sciq
915d5af9-f533-4db4-a4ea-b1f63a2db9a8
What unit of power is equal to 1 joule of energy per second?
[ "volt", "watt", "hertz", "byte" ]
watt
sciq
3ed0ccde-1b0c-41a6-b514-a20366de0128
What is just below the cerebrum and coordinates body movements?
[ "cerebellum", "bloodstream", "spinal cord", "hypothalamus" ]
cerebellum
sciq
2fd3bd62-cde9-4568-ad0a-94ffbce49826
What part of blood releases clotting factors?
[ "white blood cells", "hemoglobin", "erythrocytes", "platelets" ]
platelets
sciq