id
string
question
string
choices
list
answer_key
string
source
string
3848730b-8eb0-407c-badf-02527623f7c5
All the blood in the human body is filtered about 60 times a day by what?
[ "liver", "kidneys", "lungs", "heart" ]
kidneys
sciq
7a00770d-2289-4a37-b0c2-af450a76f2d2
What happens to the energy levels of electrons as they are closer to the nucleus?
[ "they are higher", "they are lower", "they divide", "they balance" ]
they are lower
sciq
61761cfc-c5ba-4f5c-8565-94f4b2901c2f
What is the term for the blockage of an artery by the buildup of fatty plaques?
[ "atherosclerosis", "clumps", "fibrosis", "cancers" ]
atherosclerosis
sciq
5711c60d-5a65-4fa5-bb92-b040e1d8f3e3
In what type of reproduction do parents of different sexes mate to produce offspring?
[ "dual reproduction", "sexual reproduction", "subject reproduction", "parallel reproduction" ]
sexual reproduction
sciq
397b0d4a-c3e8-403b-a8f6-95fcbe5880e6
Insulin and glucagon help keep blood glucose levels in the normal range because of what type of effects?
[ "opportunistic", "ABNORMALISTIC", "antagonistic", "sympathetic" ]
antagonistic
sciq
e3fec388-3d27-4540-b10c-d92e8d42b11f
What phenomenon has severe consequences on both natural and man-made objects, including killing trees and degrading marble statues?
[ "carbon rain", "natural rain", "oxygen rain", "acid rain" ]
acid rain
sciq
cc2fb582-d157-46a4-b1e5-6c1be8100eec
What alloy is made from copper and zinc?
[ "stele", "manganate", "brass", "iron" ]
brass
sciq
1d3a45b9-3456-412a-8357-305b8d81366b
The accumulation of what cells begin the development of the vertebral column and thoracic cage?
[ "hindbrain cells", "False cells", "mesenchyme cells", "semiosis cells" ]
mesenchyme cells
sciq
07ec38c5-c90b-4861-b0c5-361e18a7f77b
What are terrestrial biomes determined by?
[ "moisture and elevation", "temperature and moisture", "time and temperature", "pressure and temperature" ]
temperature and moisture
sciq
a2a89432-2a27-4148-a662-6de14183c9af
What protects reptiles from injury and loss of water?
[ "scales", "tail", "pores", "hairs" ]
scales
sciq
a8037a86-6bdd-4a58-8680-8ee7b42da1e7
What are the different feeding positions in a food chain or web called?
[ "neural levels", "convoluted levels", "trophic levels", "Primary Level" ]
trophic levels
sciq
e16efb30-63c5-4b52-a60f-1659edbf6a65
What is the joint where the pelvic girdle and leg come together?
[ "hip joint", "meniscus", "hip socket", "femur joint" ]
hip joint
sciq
a3643304-45db-44f6-8409-086bb712fd60
Snails, scallops, and squids are examples of invertebrates called what?
[ "gastropods", "clams", "mollusks", "orthopods" ]
mollusks
sciq
f7d03ffb-cdb6-421c-a841-6298dd935a3b
Synthesis, decomposition, replacement, and combustion are all types of what reaction?
[ "natural", "mineral", "chemical", "toxic" ]
chemical
sciq
ad8883ec-fc57-46a4-aea1-ec09d2c851b1
What are the devices placed in electric circuits where charge can build up, which store energy when charged and release it when they discharge?
[ "antennas", "capacitors", "resistors", "generators" ]
capacitors
sciq
57ef4718-6aa2-4be3-b34e-efdeb30668b0
What is the hinged structure attached to the cranium that allows an animal to grasp and tear its food?
[ "neck", "throat", "jaw", "tooth" ]
jaw
sciq
6d34cf10-f950-407b-984b-5e8689a747ce
The svedberg unit is a measure of the rate of what, which is tested in a centrifuge?
[ "temperature", "sedimentation", "secretion", "precipitation" ]
sedimentation
sciq
919bbdef-aec7-4951-88ab-d4b46cd42ea8
Muscles and skin are examples of what, consisting of specialized cells?
[ "layers", "tissues", "molecules", "ligaments" ]
tissues
sciq
bf185fe1-9e49-4626-a4a9-bb801690a9bd
When do cells acquire different identities in an ordered spatial arrangement?
[ "before morphogenesis", "larval stage", "during morphogenesis", "during mitosis" ]
during morphogenesis
sciq
68b82de9-41a6-4e67-9006-82f48c9a54d5
What structures sweep laterally, hugging the pelvic walls, then turn medially and pierce the bladder wall obliquely?
[ "catheters", "tubules", "fallopian tube", "ureters" ]
ureters
sciq
7f58ddc0-73f0-47d2-8158-8c059cdccb33
What was the last supercontinent on earth?
[ "laurasia", "pangaea", "rodinia", "eurasia" ]
pangaea
sciq
e70e7453-bd4a-4e01-b04b-ea2161002502
When conditions deteriorate, hydras can reproduce sexually, forming resistant zygotes that remain dormant until when?
[ "Temperature rise", "Spring", "Hydras choose", "conditions improve" ]
conditions improve
sciq
8fd7badd-42d9-4019-8f90-9591c7702170
Because collisions are ______, energy can be transferred between molecules during them.
[ "conductive", "preservative", "elastic", "inelastic" ]
elastic
sciq
7a3d3268-d4f5-486f-8715-3b501e5e7132
What is the tendency of an object to remain at rest or remain in motion called?
[ "magnetism", "flow", "inertia", "impetus" ]
inertia
sciq
8cf0ab40-eba8-44e9-a31d-5ac9b51198cc
The pituitary gland is called the “master gland” of what system?
[ "hormonal", "endocrine", "nervous", "digestive" ]
endocrine
sciq
b924efe5-d7db-444f-a511-2874bffee73b
What links together to form long polymeric chains?
[ "nucleotides", "peptides", "genes", "lipids" ]
nucleotides
sciq
9bf5e6be-a315-4607-967b-88f0ef6a3cd8
What type of electrons does carbon have?
[ "valence", "gradient", "shell", "ionic" ]
valence
sciq
cc525707-4576-42b4-ac19-ccb49bbfbb8b
What do doctors call farsightedness or the inability to see close objects clearly?
[ "hyperopia", "myopia", "hypopia", "dysarthria" ]
hyperopia
sciq
8df8668a-c499-4187-97b4-ea77c606c292
What type of simple inheritance is too simplified to explain most human traits?
[ "spontaneous mutation", "mitosis", "mendelian", "etiology" ]
mendelian
sciq
71166ef0-609e-4ffa-822f-fc63af479627
The sun emits energy in the form of what?
[ "microwave radiation", "electromagnetic radiation", "particles radiation", "mechanical radiation" ]
electromagnetic radiation
sciq
6ea7d5ab-151c-4019-b86b-d4a13a8393f3
The number of electrons in the outer energy level determines what property of nonmetals?
[ "permeability", "density", "vibration", "reactivity" ]
reactivity
sciq
d7dbe53d-daf1-490d-b681-0c764a8f5dd8
Acids are the opposites of what?
[ "water", "bases", "solids", "gas" ]
bases
sciq
205c5cde-2a78-4ff7-9456-4215165642da
What is the process in which gases are exchanged between the body and the outside air?
[ "precipitation", "ingestion", "metabolism", "respiration" ]
respiration
sciq
4bf10ac2-8e99-4bfc-ae6c-a6daba5347f2
Steam consists of what common and essential element in its gaseous phase?
[ "water", "plasma", "air", "carbon dioxide" ]
water
sciq
0175fbbf-f94a-40f9-8441-17741ad7ad74
The capsid is made from the what that are encoded by viral genes within their genome?
[ "lipids", "hormones", "proteins", "acids" ]
proteins
sciq
9855b9c1-c3ce-4495-81c1-f758c561b2f4
Methane, ethane, and propane are three of the smallest what?
[ "microorganisms", "atoms", "organisms", "alkanes" ]
alkanes
sciq
9f588b8e-e379-47ca-a452-ae9d5792c73b
The number of neutrons and electrons may vary or change in an atom. what happens to the number of protons?
[ "remains the same", "depends", "increases", "decreases" ]
remains the same
sciq
52dbe2b8-ee28-47c2-a19d-cd4bb5870703
In biological augmentation, ecologists use what to add essential materials to ecosystems?
[ "fluids", "stem cells", "sediments", "organisms" ]
organisms
sciq
a033cddb-35ab-48ac-b360-47efe5e121ce
What kind of interference is observed when the paths differ by a whole wavelength, and the waves arrive in phase?
[ "spontaneous interference", "necessary interference", "constructive interference", "non-interference" ]
constructive interference
sciq
368dc30a-4746-4f08-9ece-8d6357ed5bd9
What are mudskipper fish able to do in short distances?
[ "walk", "tumble", "run", "spit" ]
walk
sciq
1110f668-4ba0-46b5-910a-5701898c843a
What is the major cause of disease in agricultural crops?
[ "bacteria", "pollution", "drought", "fungi" ]
fungi
sciq
9e4fc96a-3c24-43e5-b07f-054a6a467ab7
What type of reproduction occurs in almost all fungi?
[ "budding", "asexual", "fragmentation", "sexual" ]
sexual
sciq
8d26fd38-a62d-4537-86e9-1c1258b6964f
What protists absorb food molecules across their cell membranes?
[ "dielectric", "absorptive", "solid", "fibrous" ]
absorptive
sciq
7f902004-353d-4e43-9e90-c2a74cdc106f
How do dogs lose body heat?
[ "eating", "barking", "panting", "sweating" ]
panting
sciq
2b447dad-42ce-4994-bf49-7745afcb2da3
The electron transport chains are located on the inner membrane of which organelle?
[ "axon", "chloroplast", "mitochondrion", "lysosome" ]
mitochondrion
sciq
a1ef5ffa-72d3-49d3-b738-895fe49131e3
What happens to growth of plants and bacteria in warmer regions?
[ "they grow faster", "they mutate", "they grow slower", "they are stunted" ]
they grow faster
sciq
ae03bcd7-1da3-49cf-a91b-8e867cbc21a2
Electromagnetic waves are generally caused by magnetic fields doing what (or moving in what way)?
[ "vibrating", "revolving", "folding", "rippling" ]
vibrating
sciq
4cefa79e-3e15-4df8-8bba-882c1df008b2
Exposure to what can increase the amount of pigment in the skin and make it appear darker?
[ "ultraviolet radiation", "sunlight", "gamma rays", "nuclear radiation" ]
ultraviolet radiation
sciq
70287416-4c35-4e1a-b4bd-570c861c1b54
Most of the trash in the ocean is made of what material?
[ "wood", "hydrocarbons", "styrofoam", "plastic" ]
plastic
sciq
67dc8aa8-6979-4a3d-b0f2-896ba3994490
What is the name of the glands that produce milk in female mammals ?
[ "recombinant glands", "sebaceous glands", "fetal glands", "mammary glands" ]
mammary glands
sciq
62ce11ca-79f3-4be7-a40d-ab04eb167e0b
The conductive cells within the heart establish the heart rate and transmit it through the what?
[ "neurons", "myocardium", "conduction", "meiosis" ]
myocardium
sciq
85b025ad-add1-418b-86bc-af7a3fea2311
What is the opening in the front of the eye?
[ "the macula", "the pupil", "the iris", "the cornea" ]
the pupil
sciq
14bfc86b-615f-40a8-b124-2c8e577b9fd7
Binary transition-metal compounds, such as the oxides and sulfides, are usually written with idealized what?
[ "stoichiometries", "fluctuations", "noble gases", "speciation" ]
stoichiometries
sciq
20dde177-5494-4e63-8a2b-f2511126e096
What disease refers to the dangerous buildup of fatty materials in blood vessels?
[ "atherosclerosis", "fibrosis", "arthritis", "gout" ]
atherosclerosis
sciq
ac6df163-bddb-4f16-9ae9-fa4aa781eae5
Which nerve directly stimulates the contraction of skeletal muscles in the pharynx and larynx to contribute to the swallowing and speech functions?
[ "gland nerve", "larynx nerve", "vagus nerve", "glands nerve" ]
vagus nerve
sciq
36d22624-5b79-4529-8f31-ffa96c39d13a
What do we call coiled structures made of dna and proteins?
[ "nodes", "Molecules", "Organisms", "chromosomes" ]
chromosomes
sciq
e8d33712-0887-4ef9-913c-0b872eead105
Energy comes in discrete packages called what?
[ "quota", "quanta", "quasi", "quasar" ]
quanta
sciq
f8f88bba-5c2b-4630-8387-79b523c47640
Which type of cell can carry out more functions, eukaryotic cells or prokaryotic cells?
[ "chromosomal cells", "eukaryotic cells", "Prokaryotic Cells", "both" ]
eukaryotic cells
sciq
68cb8554-b8bf-4b70-b08d-62e3494c9007
When vascular disease causes stiffening of arteries, compliance is reduced and resistance to blood flow is increased. the result is more turbulence, higher pressure within the vessel, and reduced blood flow. this increases the work of this?
[ "lung", "muscles", "brain", "heart" ]
heart
sciq
939a38cb-4a7f-4140-9906-1dbe7794b154
Animals that do not have internal control of their body temperature are called what?
[ "athermal", "photophores", "cold-blooded", "ectotherms" ]
ectotherms
sciq
48f11ada-1f35-4282-a6c4-3ea2966a46ba
What do optical fibres look like?
[ "thin glass tubes", "flat paper", "square boxes", "big flashlights" ]
thin glass tubes
sciq
3c3ba85d-6bcb-4729-bd7a-1e6feeacbb9e
Genetics is the branch of biology that focuses on heredity in what?
[ "fruits", "vacuums", "schools", "organisms" ]
organisms
sciq
be4b8142-7c72-469d-8a6c-d33c8e796ae9
What type of protein is a protein molecule that is attached to, or associated with the membrane of a cell or an organelle?
[ "membrane protein", "conduction protein", "rod protein", "amino acid" ]
membrane protein
sciq
ddf44809-7ba2-4263-8823-31766a87463e
What is defined as the ability to cause changes in matter?
[ "evolution", "energy", "momentum", "nuclear" ]
energy
sciq
b30d4fb4-d348-4c8e-aa09-1d2b55b6be30
What group of animals has permeable skin that makes them vulnerable to pollution?
[ "mammals", "reptiles", "fish", "amphibians" ]
amphibians
sciq
05d40668-60c2-4580-9f11-0dd7ca77d6f5
A period is a horizontal row of the what?
[ "species table", "periodic table", "cycles table", "phases table" ]
periodic table
sciq
01a46dbf-9f8b-4eb2-9757-4efdde76a4bb
What term refers to any method of removing carbon dioxide from the atmosphere and storing it in another form?
[ "carbon sequestration", "carbon footprint", "carbon metamorphosis", "carbon transfer" ]
carbon sequestration
sciq
7f8082c8-a062-486c-83d3-ad7f05af2592
What system protects the body from worms, germs, and other agents of harm?
[ "immune", "lymph system", "hormones", "digestion" ]
immune
sciq
b63d75de-1015-4d70-8578-301a03bef332
Most members of the animal kingdom have differentiated tissues of four main classes—nervous, muscular, connective, and this?
[ "crystalline", "digestive", "neural", "epithelial" ]
epithelial
sciq
526b881a-7dfd-4e58-acb4-80466c706aee
Which ancient fish has just two living species and is at risk of extinction?
[ "latimeria", "hominids", "coelacanths", "squids" ]
coelacanths
sciq
837e13f0-f7cc-477c-b9e1-50f5b429e1f9
What common air pollutant is characterized by its sharp odor and often triggers asthma attacks?
[ "plant dioxide", "nitrogen dioxide", "pigment dioxide", "Carbon Dioxide" ]
nitrogen dioxide
sciq
514592de-0b19-4be0-96fe-0c3536a2929a
In addition to a nucleus what do eukaryotic cells have?
[ "protons", "nutrons", "electrons", "organelles" ]
organelles
sciq
a7f402a8-1c48-4194-b64b-c3d58b0ab2e2
What term is used to describe a cross between two individuals that have different traits?
[ "hybridization", "assimilation", "fraternization", "purebreed" ]
hybridization
sciq
4d94d3c1-27b7-41ce-b726-92bc4eedf7fe
What also happens when people feel anxious and breathe too fast?
[ "they become hostile", "they become lightheaded", "they become elated", "they become pettite" ]
they become lightheaded
sciq
19e6da90-17bd-49d6-bf86-95a2f3570044
Which two systems together provide support to the body and allow for movement?
[ "vascular and muscular", "muscular and nervous", "skeletal and digestive", "skeletal and muscular" ]
skeletal and muscular
sciq
85423060-0910-4cbd-8274-c4e33640cfc7
The chromosomes that have a mixture of maternal and paternal sequence are called what?
[ "antibodies", "DNA", "recombinant", "gene" ]
recombinant
sciq
8ceccb2b-fcc5-438f-87a2-e83068ebc04b
Different types of home heating systems all function by producing what type of energy?
[ "electron", "natural", "distinct", "thermal" ]
thermal
sciq
2d0b3b4c-f04c-4557-b708-8e9305eb025d
Nutrients the body needs in relatively large amounts are called what?
[ "minerals", "macronutrients", "micronutrients", "vitamins" ]
macronutrients
sciq
350e293b-c114-40fd-a1ff-11981d1819c2
Which property changes when a glass breaks?
[ "density", "Chemical", "its physical property", "State" ]
its physical property
sciq
ffe03867-4aeb-402e-b63e-a0f8cbc923a5
What do you call large, y-shaped proteins that recognize and bind to antigens?
[ "membranes", "antibodies", "proteins", "parasites" ]
antibodies
sciq
bcec57aa-82ad-4bb1-86dc-60f2fc3c935d
What is the process by which plants make their own food?
[ "glycolysis", "photosynthesis", "metabolism", "cellular respiration" ]
photosynthesis
sciq
18cc8248-1841-4b66-8566-d8a33862aa56
In amniotes that lay eggs, the shell of the egg provides protection for the developing embryo while being permeable enough to allow for the exchange of carbon dioxide and this?
[ "tissue", "Protein", "gas", "oxygen" ]
oxygen
sciq
a3fd7df7-2400-45ef-a6cb-946269af8755
What term is used to describe viruses that live in a dormant state inside the body?
[ "hidden", "potential", "latency", "dorment" ]
latency
sciq
baa34e69-48fb-4eb3-9ef3-d7c3f39448fd
What is the main component of phytoplankton?
[ "algae", "sponge", "coral", "seawater" ]
algae
sciq
5a47e9f2-94b0-4054-90a3-85723d0fe88a
Compounds that contain mainly the elements carbon and hydrogen are called what kind of compounds?
[ "reactive compounds", "microscopic compounds", "organic compounds", "natural compounds" ]
organic compounds
sciq
457fcfc6-4fb5-4cf2-967b-627b3c059ef6
What type of diagnosis happens before a baby is born?
[ "fetal", "prenatal", "maternal", "postnatal" ]
prenatal
sciq
842d0d64-3590-48ac-8caa-a09c5896259e
Unlike nuclear fission, which involves dangerous radioisotopes, nuclear fusion involves what two harmless elements?
[ "hydrogen and oxygen", "hydrogen and carbon", "hydrogen and helium", "magnesium and helium" ]
hydrogen and helium
sciq
5fd54b0b-bc13-4844-9663-1353458a8617
What is another environmental benefit of conserving resources?
[ "more jobs", "lower prices", "less trash", "warmer temperatures" ]
less trash
sciq
9d221112-2e49-406b-bd78-51d10237ab24
The bright color of poison dart frogs serves what purpose?
[ "no purpose", "attracting predators", "attracting mates", "warning predators" ]
warning predators
sciq
7cc7c7b1-6e26-4b51-abc6-eb3960478686
What consist of chains of small molecules called nucleotides?
[ "nucleic acids", "structural acids", "nitrous acids", "Atomic acids" ]
nucleic acids
sciq
e233a763-1028-4d0a-b9e7-f103fd692e04
Atmospheric pressure can be measured with what tool?
[ "barometer", "ruler", "thermometer", "scale" ]
barometer
sciq
b1c2958b-fdc1-42ec-b8ed-1993cd6d1822
What kind of charge do electrons have?
[ "positive", "negative", "effective", "unusual" ]
negative
sciq
410edf04-7804-4c30-aea5-ed24415e8a5f
What are lipids that contain phosphorus called?
[ "phospholipids", "alkaloids", "amino acids", "eukaryotes" ]
phospholipids
sciq
0e4c20b6-2d15-40ac-a308-867f38c38ffe
How many chambers does the stomach of a ruminant have?
[ "4", "5", "3", "1" ]
4
sciq
4a38c2c9-fffc-46e8-85c3-2b04c2ac1375
What states that chemical reactions occur when atoms, ions, or molecules collide?
[ "elemental theory", "collision theory", "reaction theory", "disturbance theory" ]
collision theory
sciq
9e6318bc-2a80-46b5-9779-e50bdb56d85d
Biological macromolecules are organic, which means that they must contain what?
[ "aluminum", "hydrogen", "carbon", "oxygen" ]
carbon
sciq
ac9c097a-7238-4cbd-b719-17204286d56c
What do you call the membrane lining the back of the eye?
[ "aperture", "retina", "cornea", "stimulation" ]
retina
sciq
77ecad6b-bfbf-4b76-9a2c-957f29cbd725
Lacking blood vessels, nerve endings, or glands, the epidermis is the outer layer of what?
[ "liver", "skin", "brain", "lungs" ]
skin
sciq
ac7ef8c1-393b-49b0-bfa6-3f7507575e3d
The deepest region of the adrenal cortex is the zona reticularis, which produces small amounts of a class of steroid sex hormones called what?
[ "testosterone", "estrogen", "dioxins", "androgens" ]
androgens
sciq
70cc0d7a-e95b-46db-b581-f2ed3e49eda3
All living things maintain a stable internal environment through what process?
[ "consciousness", "alertness", "homeostasis", "maintenance" ]
homeostasis
sciq