id
string
question
string
choices
list
answer_key
string
source
string
aaa05e2f-8788-4cb8-a156-0955542f87c3
Where is chlorine gas produced?
[ "in the nucleus", "carbon cycle", "epidermis", "at the anode" ]
at the anode
sciq
532b449f-d771-4d06-ba66-71ad1a337053
What is the study of energy and how it interacts with matter?
[ "quantum mechanics", "physics", "cosmology", "kinetics" ]
physics
sciq
bbc129d6-cad6-4924-a4fb-e16054d670c6
What structure of the body falls between cells and organs in complexity?
[ "muscles", "proteins", "tissues", "molecules" ]
tissues
sciq
5a03bd97-3675-41fa-b9bc-a634951a12eb
The relationships between groups of different species makes up a ___________.
[ "community", "family", "species", "food chain" ]
community
sciq
357ceaaf-4daa-4723-9867-2ab332f9d35f
An offspring that inherits a mutation in a gamete will have the mutation in all of its?
[ "cells", "proteins", "eggs", "seeds" ]
cells
sciq
494cea66-0339-4938-8b01-ffe5d126c080
How do organisms grow and repair themselves?
[ "cell death", "cell division", "symbosis", "mutation" ]
cell division
sciq
519ce225-e32b-4e9b-a585-d48e6fb23c32
What do halogens require electrons to achieve?
[ "fusion", "formation", "coupling", "octet" ]
octet
sciq
533947d3-5c42-430b-a689-d1a8402f1204
What is the percentage of earthquakes that take place within a plate, away from plate boundaries?
[ "5%", "6%", "4 %", "3 %" ]
5%
sciq
0791d24c-c065-4a71-9b2d-4fe0b7f3128f
Despite their name, what scientists study the atmosphere rather than colliding space rocks?
[ "forecasters", "astronauts", "meteorologists", "astronomers" ]
meteorologists
sciq
5546c2f7-9594-49df-bff1-c85f4fdb3dbb
What is an insect's hard outer exoskeleton made out of?
[ "lectin", "melanin", "chitin", "casein" ]
chitin
sciq
e5930bbe-e556-44b7-a4e4-7c367fa20ba1
What illnesses are caused by damage to the alveoli of the lungs?
[ "smoking and emphysema", "chronic and emphysema", "avian and emphysema", "pneumonia and emphysema" ]
pneumonia and emphysema
sciq
9690186d-6063-401a-abf6-09fd5039ca24
What do you call a group of organisms of the same species that live in the same area?
[ "population", "biosphere", "ecosystem", "system" ]
population
sciq
2886caa2-5334-43c6-9f15-02e8a3f1284e
All the genes in all the members of a population make up its what?
[ "diversity", "longevity", "gene pool", "phenotype" ]
gene pool
sciq
75fcb11a-0b9a-47e1-861b-0bd33468874b
Although some have suggested that the uvula is what type of organ, it actually serves an important purpose?
[ "parietal", "essential", "vestigial", "remnant" ]
vestigial
sciq
fd44f3a4-94b9-44f4-9d09-6f68e9b505cc
The differences in the biomes is due to differences in the what factors?
[ "temperature", "air quality", "biological", "abiotic" ]
abiotic
sciq
76b9340d-b93a-4ad4-9883-a3f2e7cccffd
What increases the chances of someone inheriting a mitochondrial disease?
[ "presence of defect transgenic and defect mtdna", "presence of defect ornithopods and undefected mtdna", "presence of defect transgenic and undefected mtdna", "presence of defect mtdna and undefected mtdna" ]
presence of defect mtdna and undefected mtdna
sciq
1e98b47d-e2e2-4b91-8a8e-ea98cbabe995
What is often the cause of phenotypic differences between identical twins?
[ "environment", "genetics", "learned behavior", "natural selection" ]
environment
sciq
afd1b529-49e9-448b-a1ca-fa3f2c1e6715
What kind of equal and opposite forces cancel one another out when they act on the same object?
[ "balanced", "solid", "combined", "exact" ]
balanced
sciq
493bd6ac-9fe8-4fed-8a52-ac302ed9eb57
What are two other terms for dizygotic twins, which make good study subjects because they share many environmental conditions, but only about half of their polymorphisms?
[ "interdependant twins", "identical twins", "fractional", "fraternal, non-identical" ]
fraternal, non-identical
sciq
2b8ac712-7a45-448d-91a8-f73e6a35f156
Many diseases arise from genetic mutations that prevent the synthesis of critical what?
[ "acids", "proteins", "oils", "lipids" ]
proteins
sciq
3a02a843-0f3f-4c23-a31b-123bc15df87d
Pseudohypertrophic muscular dystrophy is an inherited disorder that causes gradual deterioration of what?
[ "muscles", "fluids", "nerves", "brain" ]
muscles
sciq
7947c3ff-772e-4171-b9c1-ea2160cf86be
Plants obtain their energy from the sun through photosynthesis , what do animals obtain their energy from?
[ "proteins", "tissues", "ultraviolet rays", "organisms" ]
organisms
sciq
a75679a7-ee9f-47ad-907b-6d8c2dfc4dd9
What type of fibrous joint is found between most bones of the skull?
[ "aperture", "lobiture", "suture", "trecature" ]
suture
sciq
7c14ca99-60f2-4184-8e49-0c920d0a1c6a
Innate behaviors occur in all animals. however, they are less common in species with higher levels of what?
[ "interdependence", "nonverbal communication", "intelligence", "hormones" ]
intelligence
sciq
e7180b0a-a090-432f-adff-5c94bcd068c7
The periodic table is an arrangement of the elements in order of increasing what?
[ "negative numbers", "metallic numbers", "gravity numbers", "atomic numbers" ]
atomic numbers
sciq
3e969d93-4f48-456e-ad44-ba432c097b5c
What type of ions play critical roles in light-dependent reactions?
[ "silicon", "hydrogen", "calcium", "helium" ]
hydrogen
sciq
3969fe53-3415-4c53-9d53-b1aaec2fb13b
What moves nitrogen back and forth between the atmosphere and organisms?
[ "the nitrogen cycle", "the Krebs cycle", "the leakage cycle", "the calcium cycle" ]
the nitrogen cycle
sciq
4ca6e9fc-0485-4578-8788-b69debc42ea7
What is caused by human actions that releases chemical substances and particles into the air?
[ "heavy pollution", "CFO pollution", "Improper Emissions", "air pollution" ]
air pollution
sciq
02d6234a-aed4-47d2-8463-3aac79aa6047
The human body has as many as two trillion lymphocytes, and lymphocytes make up about 25% of all of what?
[ "glands", "red blood cells", "leukocytes", "pathogens" ]
leukocytes
sciq
3012bfe0-e7fe-4455-9bcd-6f92afa6f673
What chemical substances are secreted by animals that communicate by odor or taste?
[ "acids", "alaki", "hormones", "pheromones" ]
pheromones
sciq
613ea202-20ef-4e6b-8459-f5633ed307ae
Hydropower is generated with what natural resource?
[ "water", "fire", "air", "light" ]
water
sciq
c4b78012-6dde-49f4-bd7b-d70ed284645c
What are the three types of rocks?
[ "igneous, sedimentary, metamorphic", "igneous, orbital, metamorphic", "opaque , sedimentary , metamorphic", "igneous, sedimentary, mixed" ]
igneous, sedimentary, metamorphic
sciq
fe5cded0-a138-4a32-a3d3-b06eb3bd3a36
How do yeasts reproduce asexually?
[ "by merging", "by synchronizing", "by outcropping", "by budding" ]
by budding
sciq
bbec25b9-a26a-42bc-8308-19624a4e3166
How many chromosomes are in each set?
[ "13", "22", "21", "23" ]
23
sciq
7d7f75b3-f463-498b-84f9-4ee3bd53b18d
Iron is oxidized to fe2+(aq) at an anodic site on the surface of the iron, which is often an impurity or this?
[ "spontaneous mutation", "displacement defect", "lattice defect", "ladder complex" ]
lattice defect
sciq
1a70d9a9-2bbf-4b39-b7ff-ef3863f127e8
Each species has a characteristic number of what coiled structures made of dna and proteins?
[ "ribosomes", "genes", "chromosomes", "prokaryotes" ]
chromosomes
sciq
1c34a5b9-ce00-4048-8a57-d5b9eea76257
What is the name for tiny animals that feed on phytoplankton?
[ "larvae", "krill", "jellyfish", "zooplankton" ]
zooplankton
sciq
f3eeaf78-16a0-4fce-bb97-39eadfe95e21
What do marine autotrophs acquire in carbonic acid, its dissolved form?
[ "carbon dioxide", "chlorine dioxide", "carbon monoxide", "silicon dioxide" ]
carbon dioxide
sciq
be576932-5cb1-4adf-a4e1-aeeecbe06711
Asexual, sexual, budding, and parthenogenesis are all forms of what?
[ "photosynthesis", "hibernation", "reproduction", "absorption" ]
reproduction
sciq
0004d60a-3cb2-4c38-ab37-6036c332d64b
For an exothermic chemical reaction, energy is given off as reactants are converted to what?
[ "forms", "imports", "exports", "products" ]
products
sciq
5ce94e83-2de8-40b2-af0e-60fc9f83fc7a
Which is the ultimate energy source in a bear's food chain?
[ "heat", "sun", "decomposers", "plants" ]
sun
sciq
64ef86ab-7607-496b-9240-989f83be0e45
Insect's antennae are useful for sensing what?
[ "chemicals", "microorganisms", "sunlight", "contaminants" ]
chemicals
sciq
45f25337-1ae4-4cae-91fc-c659acaa65fa
"endocrine" and "exocrine" are two types of what?
[ "cells", "glands", "fluids", "organs" ]
glands
sciq
52cf28bc-1349-4133-945d-e0c47c81f14f
What is the term for the movement of molecules from an area of high concentration to an area of low concentration?
[ "diffusion", "Osmosis", "concentration", "passive transport" ]
diffusion
sciq
da1a34c1-a473-48a2-8f7a-e9c3bc748713
What factors determine the effect of a gene?
[ "genomes", "metabolites", "alleles", "ribosomes" ]
alleles
sciq
fd4cabf7-1906-4785-93ee-d8185a5fb8f6
What type of craniates have backbones?
[ "invertebrates", "vertebrates", "larva", "juveniles" ]
vertebrates
sciq
2817ccea-b635-4f90-941c-b0f576838fb3
What are the most numerous blood cells?
[ "white blood cells", "red blood cells", "neutrophils", "platelets" ]
red blood cells
sciq
a3a57ced-4f77-48db-a8d9-32363402dcea
How do autotrophs get food?
[ "From Water", "Soak up from host cell", "From Plant matter", "make their own" ]
make their own
sciq
b51ef5f5-8e91-4858-ad26-140b09bcaba0
In boys, what hormone stimulates the growth of the larynx and thickening and lengthening of the vocal folds, which causes the voice to drop in pitch during puberty?
[ "testosterone", "Sexual", "Petuitary", "Endocrine" ]
testosterone
sciq
0e43f468-d383-4e19-9dea-93ab331b6690
What is an ionic compound that produces negative hydroxide ions when dissolved in water
[ "acid", "catalyst", "isomer", "base" ]
base
sciq
b7096a57-1e25-4fb0-baa9-cc460772b3a6
What is the name for the disease in which cells divide out of control?
[ "cancer", "angina", "diabetes", "mutation" ]
cancer
sciq
2cea3e15-a98b-4998-afc5-6b12dcc11228
The period immediately following the transmission of an impulse in a nerve or muscle, in which a neuron or muscle cell regains its ability to transmit another impulse, is called the ______ period.
[ "interstitial", "refractory", "activation", "extraction" ]
refractory
sciq
6557b78e-0cf4-4b09-9ce2-6285a3395ead
What kinds of neutron stars emit radiation in pulses?
[ "pulsars", "quasars", "dwarf stars", "red giants" ]
pulsars
sciq
02e3de82-818f-43c6-b520-a7340a626535
What is the change in behavior based on experience?
[ "observing", "applying", "analyzing", "learning" ]
learning
sciq
5274c7a0-0de0-449b-927e-cec9efd302d8
Competition with what emerging animal group may have led to extinction of cynodonts about 200 million years ago?
[ "mammals", "insects", "reptiles", "amphibians" ]
mammals
sciq
269f1765-9410-497c-a781-6a96f3f622a7
Within a bud, what is spaced close together because the internodes are very short?
[ "chordae", "leaves", "roots", "stems" ]
leaves
sciq
7080bebb-9e4e-468f-aff0-e61078a921e8
What controls the opening to the airway and gut?
[ "mandible", "teeth", "electrons", "tongue" ]
mandible
sciq
33b9aff3-84ea-4000-93f1-6676a5ddd878
When there is no mass in a volume of space, the space is not what?
[ "flat", "timed", "straight", "curved" ]
curved
sciq
ef03b8a1-a16b-4197-b9cd-aa584c6cca16
Cells selective for different odorants are interspersed in what anatomical cavity?
[ "facial", "abdominal", "mucus", "nasal" ]
nasal
sciq
a8b63f6d-9c73-4c06-9552-9721b597579e
What has revolutionized human society over the past several decades?
[ "computer technology", "food technology", "flight technology", "travel technology" ]
computer technology
sciq
f5e5d426-1080-47cf-b5ee-37e7aaff7951
What do you call the set of seventeen chemical elements possessing particular importance for a variety of industrial processes, used frequently in modern technology?
[ "rare earth metals", "base chemicals", "reactive elements", "fossil fuel" ]
rare earth metals
sciq
d0c79e9a-d296-4b80-8d3e-194e295a6b73
Broca’s area, responsible for the production of language or controlling movements responsible for speech, is nearly always located on what side of the brain?
[ "half", "Hand", "left", "back" ]
left
sciq
e3e55db4-cdde-459a-b5ff-32cab9337b47
Which theory is the idea that the characteristics of living organisms are controlled by genes, which are passed from parents to their offspring?
[ "gene theory", "species theory", "fossil theory", "evolution theory" ]
gene theory
sciq
823dbf32-4402-4712-a6e6-2cbecf1ada03
Phylum chordata consists of two subphyla of invertebrates, as well as the hagfishes and what else?
[ "lipids", "vertebrates", "organs", "cells" ]
vertebrates
sciq
20973ee6-eff7-4214-a427-fa8b15e638a5
What forms when nitrogen and oxygen combine at high temperatures?
[ "carbon dioxide", "ammonia oxide", "nitrogen oxide", "oxygen oxide" ]
nitrogen oxide
sciq
cda698e9-5918-4b63-8013-e102ec7a8be0
The posterior end of a typical rib is called what?
[ "chest", "neck", "head", "bottom" ]
head
sciq
c7e00a73-3baf-4c10-80cc-6135db86d652
What is the name of the process in which solid food waste is passed out of the body?
[ "regurgitation", "evaporation", "extinction", "elimination" ]
elimination
sciq
7fa6168a-8818-4962-b0e3-cff93745656b
The epidermis consists mainly of what type of cells?
[ "crystalline", "cytoplasm", "blood cells", "epithelial" ]
epithelial
sciq
6c6644af-39cf-4d52-9c5d-8cf8dd48bbe5
What is the microtubule-organizing center found near the nuclei of animal cells?
[ "centrosome", "spliceosome", "lysosome", "entrosome" ]
centrosome
sciq
e554a686-eecd-465d-91e3-d6ae93b00a32
Glucose and fructose are considered this type of sugar?
[ "alcohols", "polysaccharides", "complex carbohydrates", "monosaccharides, or simple" ]
monosaccharides, or simple
sciq
74646226-af40-40e4-bef8-5ce041546f6a
How many orders can flying birds be divided into?
[ "29", "19", "31", "44" ]
29
sciq
60f75385-eff6-482e-bb71-142fef6774f4
Two types of interference found in waves are constructive and what else?
[ "conductive", "destructive", "primitive", "osmotic" ]
destructive
sciq
f7014a6e-2cf4-448a-82e0-596ab693cfa0
What is the name of the tube that carries sperm from the epididymis to the urethra?
[ "ureter", "fallopian tube", "vas deferens", "prostate gland" ]
vas deferens
sciq
088b021d-b64c-49ac-a51a-486fcf7ff0f1
What effect occurs when a population suddenly gets much smaller, due to natural disaster or other cause?
[ "bottleneck effect", "extinction effect", "limitation effect", "convergence effect" ]
bottleneck effect
sciq
fecadb28-0a36-4d68-ab36-5c293f22577d
Matching donor and recipient blood types is important because different blood types have different types of what?
[ "coagulants", "charges", "antibodies", "antigens" ]
antibodies
sciq
01c7c0b5-7a07-42c9-a6f4-234adaa65c5b
Heavily vegetated lands are less likely to experience what?
[ "rains", "expansion", "flooding", "drought" ]
flooding
sciq
d4738c69-98ad-487e-a86a-dafed6dc6a1d
Unlike fibrous or cartilaginous joints, the articulating bone surfaces at what joint type are not directly connected to each other with fibrous connective tissue or cartilage?
[ "knee joint", "polymeric joint", "synovial joint", "proximal joint" ]
synovial joint
sciq
78810e78-0cb3-4c2d-9786-43370ba20c0f
What do you call the relationship in which members of one species consume members of another species?
[ "exploitation", "parasitism", "predation", "competition" ]
predation
sciq
67ae95ef-5b49-4202-8ab7-9b0e2b3dc3b9
In vertebrates, a system of what structures attached to the endoskeleton enables movement?
[ "tendons", "muscles", "tissues", "nerves" ]
muscles
sciq
e3703f3a-146d-409c-95ad-9794cb7b3833
What does the central cell develop into after double fertilization?
[ "xygote", "endosperm", "exosperm", "endocell" ]
endosperm
sciq
6e15fa85-409e-41cf-988f-166b1dbf0785
What device is an electrochemical cell or series of cells that produces an electric current?
[ "reactor", "battery", "generator", "magnet" ]
battery
sciq
3828ac82-775b-402f-876a-5a51004da1fe
Where does digestion begin?
[ "mouth", "stomach", "esophogus", "tongue" ]
mouth
sciq
11ab1d52-f953-429f-803a-caa50642fa7a
What kind of joints are capable of a wide range of movements, classified as gliding, angular, rotational, or special?
[ "synovial", "glandular", "fibrous", "locking" ]
synovial
sciq
8df69546-9173-4ad9-bbc5-f101270935eb
Hormones vary widely in molecular size and type as well as?
[ "foreign regulators", "simple regulators", "strange regulators", "local regulators" ]
local regulators
sciq
3b35e4f6-52be-4aa9-b670-70fb9ff6b022
What kingdom of organisms constitutes up to 20 percent of all living things on earth in mass?
[ "vertebrates", "archaeans", "protists", "sporozoans" ]
archaeans
sciq
95a4989e-ff44-486e-9d01-7bdf87fff095
Scientists often classify or organize different objects based on their what?
[ "behavioral traits", "physical properties", "experimental properties", "independent variables" ]
physical properties
sciq
13719c74-da0a-4109-86d9-6b11d319e9c3
The primary substance that human cells, and ultimately human beings, are made up of is what?
[ "water", "oil", "air", "gas" ]
water
sciq
9beb71c5-5447-4ea8-b314-fc34e4f3a703
The genetic code is universal, unambiguous, and what else?
[ "efficient", "functional", "redundant", "novel" ]
redundant
sciq
79a724b5-c41d-4f0f-afd6-e43cdedeca9b
An electromagnetic wave begins with what movement by an electrically charged particle?
[ "acceleration", "diffusion", "momentum", "vibration" ]
vibration
sciq
78f76b57-124d-4200-a494-f3b20b1b2ee1
What are the sharp projections that specialized cells grow called?
[ "cilia", "spicules", "ossicles", "antlers" ]
spicules
sciq
f195eee6-9983-40a5-94e1-5b21004f82dd
What is formed when water vapor in the air condenses into tiny droplets?
[ "fog", "hail", "rain", "smoke" ]
fog
sciq
ec3f785b-ec00-4724-a940-6ce85e41b411
The main components of the circulatory system are the heart, blood vessels, and what else?
[ "nerves", "brain", "lungs", "blood" ]
blood
sciq
511b709e-6f63-457c-8b3c-a557f54fce6c
From what do tubeworms found deep in the galapagos rift get their energy from?
[ "chemosynthetic bacteria", "chemosynthetic viruses", "chemosynthetic plants", "chemosynthetic fish" ]
chemosynthetic bacteria
sciq
92e49110-070c-405f-b4b4-52684ca432a6
What is water falling from the sky called?
[ "temperature", "snow", "precipitation", "acid" ]
precipitation
sciq
b1e694ec-4859-46af-b86b-bc732b41c4d1
Coal, oil and natural gas are types of what formed from the remains of once living organisms?
[ "crop fuels", "fossil compounds", "living fossils", "fossil fuels" ]
fossil fuels
sciq
4d90f527-92d9-445c-97e8-86e5cd7300fd
In a hot water heater, burning fuel causes the water to get hot because combustion is what type of reaction?
[ "geothermal", "exothermic", "endothermic", "biochemical" ]
exothermic
sciq
71e68d77-21e6-4c81-9b35-82cedb7557e1
What is a force that opposes motion?
[ "friction", "momentum", "tension", "thrust" ]
friction
sciq
a644d000-1401-4c22-8148-8cc02bbc58f8
What is another term for a hand lens?
[ "seeing glass", "traversing glass", "projecting glass", "magnifying glass" ]
magnifying glass
sciq
ac4759bc-a700-4788-83ee-5561dbb5ec63
What adjective describes the movements that propel the feces during elimination?
[ "hyperplastic", "convulsive", "enzymatic", "peristaltic" ]
peristaltic
sciq
04d57497-2e76-4627-94b9-5c3d54b15c93
What is transferred in an acid-base reaction
[ "hydrogen ion", "calcium ion", "bonding ion", "friendly ion" ]
hydrogen ion
sciq