id
string
question
string
choices
list
answer_key
string
source
string
5f23c913-6a7f-400a-b004-9ddda6bf36ee
What causes lightning during a thunderstorm?
[ "difference in wind", "difference in charge", "difference in temperature", "difference in elevation" ]
difference in charge
sciq
cfa1d012-cf86-42df-9c10-3b68f3b4a5e6
The human heart is located within what cavity?
[ "spinal", "thoracic", "abdominal", "pelvic" ]
thoracic
sciq
f4d0d5a0-4788-4020-95fd-138e32d0e48b
What is the name of the symbiotic relationship in which one species benefits while the other species is not affected?
[ "differentiation", "commensalism", "mutualism", "pollenation" ]
commensalism
sciq
e4f87bde-97de-4210-a9f8-575f7bd7e045
Living things need to take in nutrients so that they can grow and create what?
[ "hydrogen", "energy", "plasma", "protein" ]
energy
sciq
7eb99603-7e84-4d07-ad9b-73f2dd78de04
Common forms of what include light, chemical and heat, along with kinetic and potential?
[ "fuel", "energy", "reactions", "pressure" ]
energy
sciq
fde1c8db-2ecb-47ae-bfa1-4814955ba3b3
What is the job of hemoglobin in the body?
[ "transports oxygen", "infects oxygen", "transports neurons", "become scabs" ]
transports oxygen
sciq
3a1e3513-152f-4452-9f97-157c9f987489
What are the most numerous and diverse biochemical compounds?
[ "lipids", "proteins", "acids", "vitamins" ]
proteins
sciq
d715a23b-72a8-49f1-83cd-21852394324f
Loss of what eventually threatens other species not impacted directly, because of their interconnectedness; as species disappear from an ecosystem others are threatened by changes in available resources?
[ "technology", "biodiversity", "oxygen", "climate" ]
biodiversity
sciq
0d9ec29d-e799-418a-b3a7-91b24aa14fd2
How many centimeters are in a meter?
[ "100", "50", "1000", "200" ]
100
sciq
b9de0d93-1862-45e8-887c-311423a41b9a
What is the term of a phase change if solid water has it's average kinetic energy increased to change it to liquid water?
[ "boiling", "melting", "evaporation", "freezing" ]
melting
sciq
18fb1bca-2892-40d7-a4ad-886087402cad
What type of animals are known for being playful and frisky?
[ "snakes", "cows", "giant tortoises", "sea otters" ]
sea otters
sciq
49ee42fc-a01e-4092-85f3-efc67b40d388
Virtually all of the effects of pregnancy can be attributed in some way to the influence of what?
[ "acids", "proteins", "hormones", "enzymes" ]
hormones
sciq
fbd081e7-71cd-486e-bc83-a18a8934af3d
A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees?
[ "pendulum", "weight", "gravity", "variation" ]
pendulum
sciq
83581233-aadf-46da-8f88-7d471ef69236
The structure of the gas carbon dioxide consists of one atom of carbon and two atoms of what?
[ "methane", "sulfur", "oxygen", "Helium" ]
oxygen
sciq
6536beac-13d2-4942-beba-856761d09a5b
What type of numerical figure is important in considering the precision and accuracy of a number?
[ "significant", "exponent", "insignificant", "component" ]
significant
sciq
3ec25da9-5a23-44ae-9e15-f90065758361
What rod provides stiffness to counterbalance the pull of muscles?
[ "notochord", "vertebrae", "mesoderm", "spinal cord" ]
notochord
sciq
10185ae6-6cb6-422c-b9f1-3040fc7434b4
What type of cell does the sperm cell fertilize?
[ "bacteria", "fat", "protein", "egg" ]
egg
sciq
6283edb0-48ed-4c8f-94f9-a05a50084863
Where does the most important monsoon in the world occur?
[ "eastern aisa", "the atlantic ocean", "northern africa", "southern asia" ]
southern asia
sciq
8641d838-72a3-45f5-8b6e-447c047aaed6
What is the earliest reptile?
[ "pliosaur", "hylonomus", "staurikosaurus", "sporozoans" ]
hylonomus
sciq
87384056-067d-4a05-8ea8-36a82706766f
Which side of the heart does blood from the lungs enter into?
[ "left ventricle", "right ventricle", "left atrium", "right atrium" ]
left atrium
sciq
3550f9cc-06dc-48b0-bb96-5206ec98d6fd
Smog is a visible form of what?
[ "condensation", "water pollution", "air pollution", "oxidation" ]
air pollution
sciq
2c3a21e4-671e-4c95-8633-f8837d6a5c2d
Which therapy uses viruses to genetically modify diseased cells and tissues?
[ "chemotherapy", "digestive therapy", "oxygen therapy", "viral therapy" ]
viral therapy
sciq
5e5ff32c-da20-4d42-a7fd-e156f4d7c7e0
Radiotherapy is effective against cancer because cancer cells reproduce rapidly and, consequently, are more sensitive to this?
[ "separation", "radiation", "UV light", "destruction" ]
radiation
sciq
54231f11-ddb4-46eb-bf61-b56c6d93feb3
What type of cells are multiple small spaces located in the right and left sides of the ethmoid bone?
[ "amniotic sacs", "alveoli", "ethmoid air cells", "ethmoid vacuoles" ]
ethmoid air cells
sciq
c0efaf95-398d-469f-8e34-f30ee855b118
When what element - whose name means "light bringing" - was first isolated, scientists noted that it glowed in the dark and burned when exposed to air?
[ "neon", "mercury", "phosphorus", "oxygen" ]
phosphorus
sciq
35e7db19-310c-4fdb-a95d-84e8c6795a67
Digestive enzymes secreted in the acidic environment (low ph) of the stomach help break down what?
[ "cells", "proteins", "particles", "molecules" ]
proteins
sciq
09eed7e3-0c81-4b7f-8e63-d91b52c7cd68
The majority of solids are what in nature?
[ "gases", "crystalline", "complex", "liquids" ]
crystalline
sciq
8a66c0fd-3463-49ca-9ce7-39bff356e2bd
What are the most abundant unicellular algae in the oceans?
[ "staurikosaurus", "sporozoans", "chryosophytes", "chlorella" ]
chryosophytes
sciq
452242c9-0365-4ed6-9886-74716bfcc282
What term is used to describe the cellular structures responsible for protein synthesis?
[ "chloroplasts", "ribosomes", "nuclei", "chromosomes" ]
ribosomes
sciq
74f9bcc0-f5b6-45d8-b9f4-1255660cb537
What is the sun classified as on the main sequence?
[ "red dwarf", "gas giant", "yellow dwarf", "shrinking star" ]
yellow dwarf
sciq
29518629-f587-4e62-8dbe-80c5a4611395
The term science comes from a latin word that means?
[ "were knowledge", "having information", "having knowledge", "only knowledge" ]
having knowledge
sciq
9e455902-ee3a-41bb-a05d-6f9c99438b0f
Lymph vessels, like veins, have what objects that prevent the backflow of fluid?
[ "pumps", "fibers", "valves", "pores" ]
valves
sciq
32d7ac5b-269e-44f1-8654-589817053a19
Veins subdivide repeatedly and branch throughout what?
[ "periosteum", "mesophyll", "stroma", "epidermis" ]
mesophyll
sciq
383fb3fc-29ab-4eb0-9d8c-fa259c2be6fc
What is the term for heat being transferred from molecule to molecule?
[ "decomposition", "oxidation", "conduction", "convection" ]
conduction
sciq
96374518-560c-480c-b0bb-4d7c95833636
What is a group of organs that work together to do the same job?
[ "an organ system", "an organ colony", "an organ battery", "an organ assembly" ]
an organ system
sciq
9b67c958-0190-44e6-bea2-ed0567b372aa
What are specialized cells that are capable of sending electrical as well as chemical signals?
[ "neurons", "ions", "hormones", "enzymes" ]
neurons
sciq
0f449170-b2a5-4655-bc5a-4d680f3fe5f1
What did sir isaac newton's famous law help people understand?
[ "gravity", "radio waves", "motion", "light" ]
gravity
sciq
5a5289ba-1d8f-40d0-aac6-65379077f0d1
Compounds containing an atom of what element, bonded in a hydrocarbon framework, are classified as amines?
[ "hydrogen", "oxygen", "ammonia", "nitrogen" ]
nitrogen
sciq
f08fb5ee-257a-432d-8c91-b86b7b53041e
What line of latitude is an equal distance from both the north and south poles?
[ "meridian", "equator", "mid-part", "divider" ]
equator
sciq
9cc4a469-62cc-4477-a1b9-db92ff917e83
What type of graph is useful for showing percents of a whole?
[ "circle graphs", "bar graphs", "shift graphs", "gnomic graphs" ]
circle graphs
sciq
da72dae9-86b8-4688-8ab8-a2713ae639ec
What substances affect the brain and influence how a person feels, thinks, or acts?
[ "H2 blockers", "primeval drugs or drugs", "psychoactive drugs or drugs", "amphetamines" ]
psychoactive drugs or drugs
sciq
fed3e5a8-4d54-44a3-8f2b-a36f7177bd25
The reaction rate usually increases as the concentration of what increases?
[ "complexes", "mutations", "reactants", "generators" ]
reactants
sciq
ada00a22-2752-47ba-be01-88a2c272b29c
Atoms are composed of negatively charged electrons and a positively charged what?
[ "nucleus", "neutron", "DNA segment", "bond" ]
nucleus
sciq
091636c2-acd2-489d-83c2-a51868456edc
Communication is any way that animals share what?
[ "water", "genes", "food", "information" ]
information
sciq
f7837aa7-dd50-47b2-b91c-caa739199c6e
What do the muscles of the gastrointestinal tract do?
[ "break down food", "stop digestion", "keep food moving", "secrete stomach acid" ]
keep food moving
sciq
c6d52cef-3819-4226-bb3f-05597eaf4310
What is the fan-like superior region that forms the largest part of the hip bone and is united to the sacrum at the largely immobile sacroiliac joint?
[ "ilium", "pica", "spine", "septum" ]
ilium
sciq
81c75237-5d94-4291-88e6-3b243fcf03d1
What do jellyfish lack in their nervous system?
[ "Cortex", "Response", "stimulus", "true brain" ]
true brain
sciq
e62603de-204c-4b45-8e53-b405307b8462
Ingestive protists extend their cell wall and cell membrane around the food item, forming a what?
[ "protective bubble", "food pocket", "food vacuole", "fuel vacuole" ]
food vacuole
sciq
cf1239ca-c40b-4471-97e3-21853585215b
What type of flowers offer no reward, such as nectar, to a male wasp?
[ "roses", "vines", "ophrys", "perennials" ]
ophrys
sciq
c7dd0e84-1d6b-4ec7-9e30-ec0e34c66a36
If an abnormal cell is not prevented from dividing and it divides uncontrollably, what forms?
[ "edema", "cyst", "tumor", "inflammation" ]
tumor
sciq
e0fc3349-26cb-4d1c-8658-4b77b9e801d9
Vertebrates have evolved more complex digestive systems, with some species having multi-chambered types of what organ?
[ "heart", "stomach", "respiratory", "skin" ]
stomach
sciq
966f85ca-1880-4bf3-9270-a0df8042e876
A trait controlled by a single gene that has two alleles is given what name, after the scientist who studied inheritance?
[ "mendelian trait", "darwinian trait", "carlinian trait", "rosilin trait" ]
mendelian trait
sciq
4f67a228-7d48-4e16-9ebf-ea76f856eabb
What law states that energy cannot be created or destroyed?
[ "deposit of energy", "conservation of energy", "conservation of force", "difference of energy" ]
conservation of energy
sciq
85c0a367-938f-40e1-9870-50a51468b8eb
How do mammals generate heat?
[ "running around fast", "eating spicy foods", "maintaning low metabolism", "maintaining high metabolism" ]
maintaining high metabolism
sciq
fbbac6ba-100e-431d-ac25-63c1bbf23898
What are small, icy objects that have very elliptical orbits around the sun?
[ "asteroids", "craters", "meteors", "comets" ]
comets
sciq
f6f0ffae-2af9-46b1-84ac-b9d4912db52f
Is the most basic what is the most basic of the sciences, concerning itself with energy, matter, space and time, and their interactions?
[ "physics", "genetics", "experiments", "biology" ]
physics
sciq
65f8843c-2777-4114-8a80-372098ae267c
Which is the active ingredient of cereal crop disease, ergot?
[ "amino acid", "pixelation acid", "byblis acid", "lysergic acid" ]
lysergic acid
sciq
564bbd4b-6573-4bb6-bad4-a3140dc656cb
What type of structures evolved to do the same job by unrelated organisms?
[ "symmetrical structures", "primal structures", "dioxide structures", "analogous structures" ]
analogous structures
sciq
35c6eeee-4b40-471b-8355-ea36d535fec5
What explains the spherical shape of ceres, once thought to be the largest asteroid?
[ "low gravity", "orbital plane", "high gravity", "space debris" ]
high gravity
sciq
ba3e933b-a3fb-4be5-a3f9-98de887f5b36
What measures the height of the largest seismic wave or earth quakes?
[ "tremor scale", "magnitude scale", "The EF Scale", "richter scale" ]
richter scale
sciq
53b132db-57f8-4c04-b374-5cf10f5f174d
What type of winds are created when more solar energy strikes the equator than the polar regions?
[ "arctic winds", "global winds", "domestic winds", "equatorial winds" ]
global winds
sciq
cc9f6747-44f3-46d8-a6d5-4b54e16d1a91
Reptiles and birds are the only known living descendants of what?
[ "dinosaurs", "mammals", "fossils", "dragons" ]
dinosaurs
sciq
c428be41-9e4d-416f-87b5-348f9d42cd18
Organism's changing over time is called?
[ "evolution", "generation", "variation", "heterogenicity" ]
evolution
sciq
abb3a16e-2dda-4686-b6b1-4894d5420175
The law of conservation mass states that matter cannot be created or what?
[ "changed", "moved", "destroyed", "observed" ]
destroyed
sciq
b7baa9c5-ac17-4b7a-b834-39874d134d7f
What help should you use for disposing hazardous products?
[ "biohazard unit", "first aid kit", "guidelines on label", "call poison control" ]
guidelines on label
sciq
f94d6770-d700-4696-9deb-5d0f374182a0
Although surface waves are slowest, they do most of the damage of what event?
[ "hurricane", "earthquake", "tsunami", "volcano" ]
earthquake
sciq
38a66a74-4bd1-4063-90f5-9381d9c65b58
Fruit begins to ripen because what gas is released?
[ "chloride", "sulfur", "hydrogen", "ethylene" ]
ethylene
sciq
ff8dd818-56c2-4ade-97c5-f54c1beb3013
Winter storms develop from what, which form at high altitudes and are associated with hurricanes as well?
[ "currents", "fronts", "droughts", "cyclones" ]
cyclones
sciq
b4a5049c-42fb-4de1-94f4-ecc89dcc1a7e
Fungi absorb nutrients from the environment through what?
[ "mycelia", "apothecia", "spores", "hymenium" ]
mycelia
sciq
e19afb99-a016-426e-8c00-6257a87cdfc2
What do you call any process in which excess water or wastes are removed from the body?
[ "diffusion", "digestion", "excretion", "depletion" ]
excretion
sciq
4c99110d-5919-49c4-b325-f678c46419d9
Earth's temperature will increase further as more of what colorfully nicknamed gases are put into the atmosphere?
[ "green dioxide gases", "blue dioxide gases", "bluehouse gases", "greenhouse gases" ]
greenhouse gases
sciq
3b78a571-23b2-44b7-9de4-64935e7bca30
What happens to cells in a hypertonic solution as water leaves the cell via osmosis?
[ "shrinkage", "get larger", "evaporation", "self destruction" ]
shrinkage
sciq
041cbc3a-35ca-45c2-b3ad-f55ddee24c02
Digestion and respiration are both facilitated by the pharynx, more commonly called the what?
[ "esophagus", "throat", "nose", "sinus" ]
throat
sciq
74bfe51b-0a27-4ccd-8813-de21ab4221d8
What muscle is found only in the walls of the heart?
[ "abdominal muscle", "cardiac muscle", "respiratory muscle", "skeletal muscle" ]
cardiac muscle
sciq
6d771f1c-5fe7-4616-aff5-94260927280a
The wave on a guitar string is transverse. the sound wave rattles a sheet of paper in a direction that shows the sound wave is what?
[ "longitudinal", "lateral", "magnetic", "obtuse" ]
longitudinal
sciq
cd790d3b-6767-414d-8768-b69c443d79f3
How do leaves export sugar to roots and other nonphotosynthetic parts of the plant?
[ "veins", "glands", "stems", "chloroplasts" ]
veins
sciq
4c286503-741e-4198-82bd-49cce04270cd
Some metals, such as gold and platinum, do not corrode easily because they are very resistant to what?
[ "heat", "evaporation", "oxidation", "precipitation" ]
oxidation
sciq
c35a814e-8f11-47f1-817d-1ac06d4a2723
What are floods a source of on a floodplain?
[ "acids", "nutrients", "salt", "minerals" ]
nutrients
sciq
7eec5b81-1272-4986-895f-45564ddf8f31
Which process helps deaminate amino acids?
[ "bromination", "transamination", "deactivation", "caramelization" ]
transamination
sciq
ca4e2f46-968b-443b-bf34-7a4406553593
What is each half of the cerebrum called?
[ "a hemisphere", "a biplane", "a describe", "demisphere" ]
a hemisphere
sciq
b4fd8a40-97b8-41f2-8260-dd654ff11aa6
During interphase, the cell undergoes normal growth processes while also preparing for what, by accumulating energy and building blocks of dna?
[ "proteins division", "technology division", "cell division", "chromosome division" ]
cell division
sciq
0bab3d23-26d3-474e-be6e-e36bff6a5caf
What type of species have a large effect on the balance of organisms in an ecosystem?
[ "producers", "secondary consumers", "keystone", "decomposers" ]
keystone
sciq
c2d8f22b-0712-4feb-92f9-6ebfbb58ab6f
Which type of skeleton supports the animal, protects internal organs, and allows for movement?
[ "shell", "internal", "external", "mechanical" ]
internal
sciq
88b83778-410e-4b61-877e-64a03d782908
After cell division what are the two new cells called?
[ "step cells", "offspring cells", "daughter cells", "production cells" ]
daughter cells
sciq
85256795-2ff3-4406-9e30-8b9c363bceb5
What are bacteria and archaea examples of?
[ "eukaryotes", "fungi", "plants", "prokaryotes" ]
prokaryotes
sciq
174a97a4-386f-4ae4-ba0e-900c34bd4ea1
What gives a coil of copper wire the ability to conduct electricity well?
[ "metallic electrons", "metallic ions", "optical bonds", "metallic bonds" ]
metallic bonds
sciq
1eea6ad8-8635-4437-9bc1-f3341652954b
Blood helps maintain homeostasis by stabilizing ph, temperature, osmotic pressure, and by eliminating this?
[ "water", "acid", "toxins", "excess heat" ]
excess heat
sciq
0325dca4-2839-4b18-8f76-adec8c5ed779
During sexual reproduction, the macronucleus dissolves and is replaced by what?
[ "micronucleus", "fluctuations", "chromosomes", "sporozoans" ]
micronucleus
sciq
6f846eee-999f-4d20-8fcf-255d60f41239
When naming this type of ion the ending of the element’s name is dropped and replaced with the – ide suffix?
[ "anions", "oxides", "cations", "amines" ]
anions
sciq
19e77d20-8ed8-4161-8029-f2da0a9035cc
What is a random change in an organism's genes?
[ "accumulation", "infection", "meiosis", "mutation" ]
mutation
sciq
5f854fb0-724b-4937-b087-36b374d8bd20
Osseous tissue - the connective tissue that includes specialized cells, mineral salts, and collagen fibers - makes up what?
[ "ligaments", "muscles", "bone", "spine" ]
bone
sciq
3b79ade6-ef40-4e93-a5e0-7e55262ab201
What is the name of the hollow nerve cord along the back of chordates?
[ "notochord", "phloem", "mesoderm", "zetacord" ]
notochord
sciq
736fab3f-03cd-4b5e-80c7-0ad82ce87f11
What term is used to describe the amount of space occupied by a sample of matter?
[ "growth", "volume", "liquid", "mass" ]
volume
sciq
1b21f65a-b98b-4d8d-b546-bc856872439f
What are responsible for the bending movements of the organelle?
[ "muscles", "dyneins", "pores", "sporozoans" ]
dyneins
sciq
a8c6498a-bdd3-459c-8092-cccf95eaaff3
What are formed when primary pollutants interact with sunlight, air, or each other?
[ "secondary pollutants", "typical pollutants", "secondary contaminants", "cross pollutants" ]
secondary pollutants
sciq
e8d52ba7-efb4-47b9-bce0-d0d3e84e4989
The first reaction of the body to tissue damage or infection is called the what response?
[ "retaliatory", "harmful", "defensive", "inflammatory" ]
inflammatory
sciq
af11322c-4564-4740-8491-9a06e5b9246a
Because these components of the endocrine system are transported via blood, they get diluted and are present in low concentrations when they act on their target cells.
[ "antibodies", "hormones", "enzymes", "minerals" ]
hormones
sciq
9d901eb9-c655-40ba-9189-afb906c4645d
Which theory explains how populations of organisms can change over time?
[ "intelligent selection", "changes by natural selection", "evolution by natural selection", "free by natural selection" ]
evolution by natural selection
sciq
c8e5ca0f-b7ad-4cea-b86a-65031a92c930
What forms when the dna in the nucleus wraps around proteins?
[ "ribosomes", "rna", "genes", "chromosomes" ]
chromosomes
sciq
46b05906-1e22-435c-914d-6bb3fb09cfc5
What is the condition called where pimples form on the skin?
[ "dermatitis", "blushing", "cramping", "acne" ]
acne
sciq