id
string
question
string
choices
list
answer_key
string
source
string
1b7a270d-9275-4aa4-aa87-9075353d6606
Pollutants in surface water can filter into the ground and enter a what?
[ "hydro plant", "groundwater aquifer", "combustion aquifer", "turbine" ]
groundwater aquifer
sciq
d867a52c-9bc3-43a4-b2c2-c698c541ee67
What is the most common cause of dwarfism?
[ "achondroplasia", "hypothyroidism", "deformity", "retinopathy" ]
achondroplasia
sciq
c811e6c7-96c6-45bd-8611-72f7336a2478
What describes how much matter is in a certain amount of space?
[ "density", "volume", "viscosity", "mass" ]
density
sciq
4a6aa3ba-c3bb-43b9-8226-25936eca97fb
Axons pass what on to other cells?
[ "synthesis impulses", "calcium impulses", "myelin impulses", "nerve impulses" ]
nerve impulses
sciq
c52ad21f-5e7f-4afd-9146-b87008da0a4c
Sister chromatids separate and move to opposite poles of the cell in the third phase of what process?
[ "mitosis", "epistasis", "cytokinesis", "meiosis" ]
mitosis
sciq
01ac6b2a-fede-4931-ab29-0251322a337c
What is the distance that sound waves travel in a given amount of time called?
[ "force of sound", "speed of sound", "momentum of sound", "velocity of sound" ]
speed of sound
sciq
6099c2a0-e944-4d2c-b645-61ca93825f52
What would you call a relationship where the bacteria benefit and and the other organism is harmed?
[ "symbiotic", "parasitism", "fungi", "pathology" ]
parasitism
sciq
6163e1b2-6954-4711-bdab-a19ab54cb1d5
What is the supply of water to land or crops to help growth called?
[ "precipitation", "absorbtion", "irrigation", "drainage" ]
irrigation
sciq
5632136b-660e-4911-93d5-6647233936c8
What form of matter has neither a definite shape nor a definite volume?
[ "plasma", "liquid", "gas", "solid" ]
gas
sciq
c7085aca-b275-48e7-8d3e-e8e37950fb8e
Which stage has already been completed by the time sea urchin eggs are released from the female?
[ "fetus", "mitoses", "secondary", "meiosis" ]
meiosis
sciq
faf43bee-0608-4c30-8a58-5151d85d8fbc
Unlike pure substances, mixtures have a what?
[ "efficient composition", "unique composition", "variable composition", "complex composition" ]
variable composition
sciq
0b0cc105-e765-4ce5-a7eb-1893d9e5774e
What process does not cause a rock to melt completely, instead causing the minerals to change by heat or pressure?
[ "igneous extrusion", "metamorphism", "oxidation", "sedimentation" ]
metamorphism
sciq
df66e955-bbe9-410e-9533-c89eb64a86c5
A disaccharide is a pair of monosaccharides. disaccharides are formed via dehydration synthesis, and the bond linking them is referred to as a glycosidic bond (glyco- = “sugar”). three disaccharides (shown in figure 2.19) are important to humans. these are sucrose, commonly referred to as table sugar; lactose, or milk ...
[ "fruit sugar", "malt sugar", "saccharin", "sucralose" ]
malt sugar
sciq
c02e9b0d-b67a-451a-8fc0-e0e966353cbe
At what age is skeletal maturity reached by humans?
[ "20", "15", "40", "30" ]
20
sciq
696943ca-0898-4104-b33b-426622266d6e
What is most of earth's surface covered with?
[ "water", "sand", "insects", "silicon" ]
water
sciq
a5b662cc-ef35-419f-a446-10d9aaa414c8
What is the sac-like organ of the body that is important for both mechanical and chemical digestion?
[ "kidney", "stomach", "gall bladder", "spleen" ]
stomach
sciq
091822c0-eac3-45ea-a558-77e7b685a74d
All chemical reactions require what to get started?
[ "primary energy", "activation energy", "conductivity energy", "spiked energy" ]
activation energy
sciq
f05f61a9-3793-4270-9171-6b0e28bb86cf
Mitosis is nuclear division during which duplicated chromosomes are segregated and distributed into what?
[ "daughter nuclei", "long nuclei", "father nuclei", "woman nuclei" ]
daughter nuclei
sciq
3f07c6c2-2a3b-4210-be6c-8337148538ad
Movement of water and minerals in the xylem solutes, pressure, gravity, and matric potential are all important for what?
[ "Moving Water Transport", "increase water transport", "produce water transport", "plant water transport" ]
plant water transport
sciq
582e6af3-0be6-4b6d-8d97-2ef35395a75e
The temperature of the box is related to the average speed of what?
[ "air", "earth", "molecules", "light" ]
molecules
sciq
402819a5-b5d9-4114-b8a7-e831b9036fc5
What are organisms that eat just one type of food?
[ "gluttons", "specialists", "devotees", "hedonists" ]
specialists
sciq
d7f6415b-954c-43b6-b7fd-c7352e039485
Mechanisms for establishing cellular asymmetries include morphogen gradients, localized determinants, and what other type of interactions?
[ "conductive", "inductive", "reductive", "electromagnetic" ]
inductive
sciq
db97dee2-c14e-4a0b-87b1-bdb4b2353efe
Biodiversity hot spots are prime candidates for protection because they are prone to what species fate?
[ "accumulation", "reduction", "extinction", "mutation" ]
extinction
sciq
5764eaf9-4bd3-4e24-86b2-65cfbc0e4d50
What are single-celled or colonial organisms that do not have membranebound nuclei?
[ "arthropods", "eukaryotes", "viruses", "prokaryotes" ]
prokaryotes
sciq
2e563f7e-83d9-49bc-b054-b0c3b96e9629
Differences in density between water and air lead to differences in what?
[ "energy", "pressure", "resistance", "sound" ]
pressure
sciq
90211e3b-351a-4b7f-9c9e-5f10b2580368
What organizational tool, arguably the best in all of science, lists all the known chemical elements, arranged by atomic number?
[ "logic table", "spreadsheet", "periodic table", "tide table" ]
periodic table
sciq
6890f1b1-87de-4ae8-8ba8-fb8edb89f560
Solvation involves surrounding ions with what?
[ "passive particles", "proteins", "solvent particles", "molecules" ]
solvent particles
sciq
702af295-1bc7-4394-84bc-9f9ec82b7cdc
The appendicular skeleton includes all bones of the upper and lower limbs, plus the bones that attach each limb to the what?
[ "literal skeleton", "axial skeleton", "dynamic skeleton", "compressed skeleton" ]
axial skeleton
sciq
7aff2dd5-a79f-45f3-8603-d15c487b66e1
Cow manure can have a second life as a source of what gas?
[ "ethanol", "methane", "hydrogen", "freon" ]
methane
sciq
1ca5e93a-ad63-4d94-a07c-2d4c65845fd5
Eggs reside in the mesohyl, but sperm are carried out of the sponge by what?
[ "phloem", "ion channels", "air current", "water current" ]
water current
sciq
d362e5ea-59d3-4dc2-989b-f088bb9ae153
Population size influences the chances of a species surviving, with very small populations generally at greatest risk of what fate?
[ "accumulation", "adaptation", "extinction", "mutation" ]
extinction
sciq
f2d26786-1d59-4154-bf98-9a0425e9786f
Sound is the transfer of energy from a vibrating object in waves that travel through what?
[ "matter", "water", "time", "light" ]
matter
sciq
de5c1ab1-7e06-4f32-becc-fd594dde7c3b
Sterols are a subgroup of what?
[ "nuclides", "nutrients", "antibiotics", "steroids" ]
steroids
sciq
2a2f0885-7852-4a41-8316-4d0d23c12dfd
Cardiac muscle is only found where?
[ "lung", "abdomen", "brain", "heart" ]
heart
sciq
9179c1da-3928-45b8-8a09-f55e660f2deb
What process provides over 99 percent of the energy for life on earth?
[ "glycolysis", "photosynthesis", "farming", "fracking" ]
photosynthesis
sciq
0d296936-6632-4236-97e1-413d43009107
Unlike energy, what doesn’t need to be constantly added to ecosystems because it is recycled through ecosystems?
[ "matter", "nutrients", "water", "vapor" ]
matter
sciq
e963c8ba-4790-47e2-8a59-ac31bb9bc6b6
A colloid is a homogeneous mixture with medium-sized what?
[ "solutions", "atoms", "molecules", "particles" ]
particles
sciq
96397aee-6137-479e-b1f6-c32460dc0088
What causes rivers to always flow downhill?
[ "gravity", "pressure", "diffusion", "slope" ]
gravity
sciq
895a925b-5700-4c32-bab6-b4dbef7db029
What elements do water and hydrogen peroxide consist of?
[ "carbon and oxygen", "hydrogen and oxygen", "hydrogen and helium", "calcium and oxygen" ]
hydrogen and oxygen
sciq
11c6d5d8-96b2-4d10-a73d-1bf1063f18c4
Name the virus that causes cold sores.
[ "Epstein-Barr", "herpes virus", "eboli", "AIDS" ]
herpes virus
sciq
b5292987-114d-4291-8312-9a5a486c57c1
Cardiac veins parallel the small cardiac arteries and generally drain into what sinus?
[ "lungs", "Veins", "heart", "coronary" ]
coronary
sciq
67e8706d-bb28-47ae-8ce8-e9062b6ceef9
What is a dip slip fault where the dip of the fault plane is vertical?
[ "incline slip", "strike-slip", "strike - theory", "reverse slip" ]
strike-slip
sciq
0973e593-70ad-42e1-9243-8f331ae89d8f
The major entrance and exit for the respiratory system is which facial orifice?
[ "mouth", "ear", "nose", "pore" ]
nose
sciq
2e0024c4-014e-42f2-9414-f95bbbcaec2e
Sexual reproduction is the combination of (usually haploid) reproductive cells from two individuals to form a third (usually diploid) unique offspring. sexual reproduction produces offspring with novel combinations of what?
[ "cells", "features", "genes", "phenotypes" ]
genes
sciq
54223a9a-3cad-4ea8-9ace-8e4a080063f0
What kind of reproduction involves just one parent and produces offspring genetically identical to each other and to the parent?
[ "asexual reproduction", "sexual reproduction", "organic reproduction", "microscopic reproduction" ]
asexual reproduction
sciq
a544ad7d-8c67-4366-914a-ae7837740b23
What do you call the hard case that surrounds the soft parts of some animals?
[ "muscles", "shell", "membrane", "exoskeleton" ]
exoskeleton
sciq
2112c337-8018-497a-933e-48fdcbaff410
Choosing to not smoke and using sunscreen are examples of lifestyle choices that help prevent forms of what disease?
[ "cancer", "pnemonia", "viral disease", "bacterial disease" ]
cancer
sciq
d4010bc7-c158-4024-b51b-18dc4a8c6c79
What is said about the speed of rotation in systems that create tornadoes?
[ "it is unchanged", "it is fast", "it is slow", "it is magnetic" ]
it is slow
sciq
bf1f7679-e662-40de-af68-8ca72e06ceb0
In gas exchange, oxygen flows into the blood, and what flows out?
[ "carbon dioxide", "liquid dioxide", "carbon monoxide", "naturally dioxide" ]
carbon dioxide
sciq
3cbdad71-2baf-43ac-a9cb-ab645c14dd63
What happens during the process of digestion?
[ "excretion of food", "regurgitation", "cell division", "breakdown of food" ]
breakdown of food
sciq
7bceaf3a-8266-4283-b607-a255513fb058
What do you call the folded layers of rock where geologists look for oil?
[ "synclines", "oscillations", "crests", "anticlines" ]
anticlines
sciq
1bfff576-6dc7-4b34-ae48-6d7bc6098edc
Cutting forests and clearing land has also increased the amount of what in the atmosphere?
[ "carbon dioxide", "smog", "pesticides", "oxygen" ]
carbon dioxide
sciq
c3f334d3-a6b7-4842-87cd-dfd51cf2d774
Microevolution occurs in a population when what frequencies change over time?
[ "eukaryote", "molecule", "allele", "antenna" ]
allele
sciq
03bfce2d-e4bf-4938-8600-d3b1b0b6362a
What is the alkaline hydrolysis reaction of an ester called?
[ "resorption", "saponification", "instantiation", "fermentation" ]
saponification
sciq
438f2c76-8ad0-482b-89b9-d18b05274434
What is the time interval required for one complete wave to pass a point called?
[ "period", "half-life", "cycle", "minute" ]
period
sciq
24625a07-086d-4178-8c19-b0a3d02ebbfa
Plant-like protists are autotrophs, meaning they make their own what?
[ "molds", "food", "flowers", "spores" ]
food
sciq
981675c7-bae3-4a63-a0c5-4370c6ae60ce
In what form do plants and animals store sugar for later use?
[ "management polysaccharides", "storage polysaccharides", "processing polysaccharides", "carrying polysaccharides" ]
storage polysaccharides
sciq
fd3b54e1-00dd-48e9-99f5-17df6a73cb57
What forces the fetus out of the uterus?
[ "biological clock", "delayed childbirth", "deep breathing", "continuous strong contractions" ]
continuous strong contractions
sciq
995928ae-bc03-4ab8-a0f1-9776214e61b1
The large and small intestine are both divided into how many parts?
[ "6", "3", "8", "2" ]
3
sciq
a5855313-95c0-45b0-8dda-cac92a062c06
If everything in a system stays the same but the pressure deceases, gas bubbles will change in what way?
[ "they get smaller", "they multiply", "they pop", "they get bigger" ]
they get bigger
sciq
58099a30-2cae-49ae-a843-05387258ce54
What do you call the transfer of thermal energy?
[ "humidity", "formation", "heat", "precipitation" ]
heat
sciq
65ba1180-e545-4a63-802c-01237b0d6acc
The outer layer of what anatomical structure is so tough that it keeps out most pathogens?
[ "bark", "liver", "skin", "steel" ]
skin
sciq
d355fa8b-2df7-4aef-ae8b-ef39796233f5
The process of a liquid becoming a gas is called boiling, while the process of a solid becoming a gas is called what?
[ "Boiling", "Melting", "sublimation", "vaporization" ]
sublimation
sciq
f38fbf69-860a-44d4-8cdd-c43fe2620af1
How does the nucleus divide during nuclear fission?
[ "evenly", "equally", "asymmetrically", "biochemically" ]
asymmetrically
sciq
9f16ad7f-e41c-42e1-813c-c2f81e8e800d
How do heavy alkanes affect the skin?
[ "damage the skin", "form a protective layer", "they do not affect the skin", "color the skin" ]
form a protective layer
sciq
89f8d76b-9c9a-460c-ab93-9b13d3312c5b
If an electric current passes through water, water molecules break down into molecules of what?
[ "hydrogen and carbon", "carbon and oxygen", "hydrogen and oxygen", "oxygen and methane" ]
hydrogen and oxygen
sciq
6dc5cebd-196b-4fb8-8688-e8cc718c4168
What makes luminous dials glow in the dark?
[ "phosphorescent substances", "devil substances", "eerie substances", "polymer substances" ]
phosphorescent substances
sciq
863dc18e-2628-49b5-801b-85df21bd22d8
What liquid is referred to as the "universal solvent"?
[ "water", "blood", "gasoline", "bromine" ]
water
sciq
91b3614f-966c-4fd3-bd45-3d71044a51d3
What is the active ingredient in cloves?
[ "eugenol", "methyl", "nicotine", "thiamine" ]
eugenol
sciq
00deff98-db70-4f36-9182-a19fb094ad79
What term means the adjusting of systems within a cell in order to restore balance or maintain equilibrium?
[ "systemic regulation", "homeostatic regulation", "gaseous regulation", "aftertouch regulation" ]
homeostatic regulation
sciq
d2ec7261-5af5-4c2e-b654-7799fab0ac4a
What is the name of the formation that regulates sleep and arousal?
[ "sleep-arousal formation", "gelechioidea formation", "reticular formation", "epithelial formation" ]
reticular formation
sciq
42c35248-80bd-43b1-aee2-d2f98df7130e
What do the gonadotropins regulate?
[ "temperature", "epigenesis", "gametogenesis", "mitosis" ]
gametogenesis
sciq
7e181697-2cfd-4e66-8437-a2475a825bda
Valence electrons also determine how well—if at all—the atoms of an element conduct what?
[ "water", "electricity", "pollution", "light" ]
electricity
sciq
5a7b46d3-3b8e-4f4c-aa3b-4a95fb7579a1
What celestial bodies are born in clouds of gas and dust called nebulas?
[ "stars", "comets", "planets", "galaxies" ]
stars
sciq
c17431d7-28a1-49c1-8674-78056953f03a
What does a hydrolase use to split molecules?
[ "water", "momentum", "gas", "air" ]
water
sciq
378dc3c6-7352-4f39-909e-25737549d3de
What term is used to describe the transfer of thermal energy by particles moving through a fluid?
[ "diffusion", "evaporation", "condensation", "convection" ]
convection
sciq
5a7f5a4d-eb9f-4e9e-9ddc-0639fe5c6f34
What is the source of precipitation?
[ "the sea", "clouds", "the atmosphere", "pollution" ]
the atmosphere
sciq
d31fbca9-576e-4d66-be4c-fb698b4d296f
How does bacteria reproduce?
[ "budding", "sexual reproduction", "binary fission", "pollination" ]
binary fission
sciq
d266be26-1695-4c6a-b170-4e85e9c4992a
What causes holes in bread?
[ "moisture", "heat", "yeast fermentation", "alcohol fermentation" ]
yeast fermentation
sciq
aa9d82ea-8d41-4d41-b6cd-635479129737
Which bone is derived from the fusion of four very small coccygeal vertebrae?
[ "clavicle", "cranium", "femur", "coccyx" ]
coccyx
sciq
6c7ec03a-71c6-407d-84a7-403ee639e146
Researchers have long based their hypotheses about animal phylogeny on what?
[ "manipulative data", "longitudinal data", "distinctive data", "morphological data" ]
morphological data
sciq
62d31445-8592-405b-8083-24c3623446fa
The body does not exist in isolation. there is a constant input of water and electrolytes into the system. while osmoregulation is achieved across membranes within the body, excess electrolytes and wastes are transported to the kidneys and excreted, helping to maintain this?
[ "vacuum balance", "physical balance", "nucleic balance", "osmotic balance" ]
osmotic balance
sciq
cef82a3c-3bb5-435f-a5d0-9ce9e3fdeeb7
If a sperm fertilizes an egg of a seed plant, the zygote grows into what?
[ "pulsation embryo", "homostatic embyro", "sporophyte embryo", "progeny embryo" ]
sporophyte embryo
sciq
0c8a01fc-705c-4227-8ab3-f5f9161adf52
Metabolism produces waste energy in the form of heat, which helps what type of animal conserve and maintain heat at a relatively constant body temperature?
[ "amphibian", "cold-blooded (ectotherm)", "lizard", "warm-blooded (endotherm)" ]
warm-blooded (endotherm)
sciq
49eb0225-6ef7-4d81-894e-89a46299c6b9
Electromagnets can be turned on or off and their strength can be changed by controlling what?
[ "electric current", "powered current", "steady current", "inducing current" ]
electric current
sciq
bf67b976-8e85-4e48-b548-60f3c32694b1
In which part of a bird stomach is food stored, soaked and mechanically ground?
[ "Gall bladder", "pancreas", "digestion", "gizzard" ]
gizzard
sciq
c66b04e4-d65b-4cd8-98e5-ae56d4e32c1e
Physical science can be defined as the study of matter and what?
[ "time", "space", "energy", "natural forces" ]
energy
sciq
caa1e254-f861-4d4b-b06a-0daeed5fa265
What is the term for animals that defend their area?
[ "territorial", "Grazing", "predatory", "contain" ]
territorial
sciq
ff9debf4-f285-4805-8b7b-67cd5de6fab6
What is the main reason for weather change?
[ "climate change", "seasons", "moving air masses", "moving energy masses" ]
moving air masses
sciq
039bbefd-f303-411c-bda8-c005d87cc14f
Most lipids in your diet should be what type, found mainly in plant sources and also in fish?
[ "fat", "unsaturated", "aromatic", "saturated" ]
unsaturated
sciq
8811580f-e5dd-4dc9-a170-f07f0113af8d
Crude oil is a mixture of different types of what?
[ "fats", "hydrocarbons", "greenhouse gases", "contaminants" ]
hydrocarbons
sciq
1dc1c777-3ff8-4246-a937-43a8d3cd2250
What is the representative particle in pure metals?
[ "electron", "the atom", "neutron", "quark" ]
the atom
sciq
cafc8646-0950-471a-b70e-d494a1080db9
What takes place in the organelle known as the chloroplast, which distinguishes animal from plant cells?
[ "photosynthesis", "digestion", "reproduction", "perspiration" ]
photosynthesis
sciq
b4179d44-3ba8-4d70-8e6e-212379fb03c3
Organic and biochemical equations show the initial and final products of the equation, respectively known as the reactants and what else?
[ "dividends", "consumers", "products", "reactors" ]
products
sciq
754cbbbe-259b-4c58-83a3-e078d8b4c315
What is used during every step of oil production, from exploration to distribution?
[ "water", "coal", "energy", "robots" ]
energy
sciq
f65cd399-b8ff-4c17-b1bf-db7e6ceef1e0
When do the eggs in a female's ovaries start to mature?
[ "adulthood", "maturity", "puberty", "adolescence" ]
puberty
sciq
8f69772e-19bf-44d0-ac94-d75b4773c428
Drilling wells into hot rocks to release hot water or steam is an example of what kind of power plant?
[ "fossil fuel", "geothermal", "solar", "hydroelectric" ]
geothermal
sciq
f31898d0-ffaa-40bc-a233-f5495aa161a2
What is the state of matter that resembles a gas but has certain properties that a gas does not have called?
[ "fluid", "liquid", "plasma", "solid" ]
plasma
sciq
6a5c3161-455a-413f-bb94-e0f04c8d154f
What enthalpy change is observed in an exothermic reaction?
[ "positive", "negative", "entropy", "no change" ]
negative
sciq
9726b8fb-f8d2-4069-b57d-f5aa71e6abe5
What does hypoxic mean?
[ "standard oxygen level", "Oxygen rate", "low oxygen", "higher oxygen" ]
low oxygen
sciq