id
string
question
string
choices
list
answer_key
string
source
string
2d2d0d13-79c2-4482-9e44-93d56391976c
What is the arch called that forms when plasma of the sun flows along the loop that connects sunspots?
[ "solar prominence", "large prominence", "Energy prominence.", "vertical prominence" ]
solar prominence
sciq
96f63e81-77bd-4b11-bf71-ee96d2500e52
What does some amphibians have as juveniles but not as adults living on land?
[ "kinetic line system", "lateral line system", "microscopic line system", "vertical line system" ]
lateral line system
sciq
530a8418-b569-48ff-89be-f77888c10f17
Ejaculation occurs when muscle contractions propel sperm from where?
[ "urinary track", "cervix", "epididymes", "penis" ]
epididymes
sciq
562c890a-fcbb-4b7f-b0a4-a45667ce4829
Adult sea stars have what kind of symmetry?
[ "hydrological symmetry", "biological symmetry", "radial symmetry", "skeletal symmetry" ]
radial symmetry
sciq
7e1ab044-9f51-452e-a87f-f94b7d4d9c88
The four types of light receptors include different types of cones and what else?
[ "joints", "rods", "quarks", "neutrons" ]
rods
sciq
588f5657-0fb1-4125-a282-8477d5c6228d
In what do substances combine chemically to form a new substance?
[ "element", "compound", "suspension", "component" ]
compound
sciq
b1cea4ad-2890-4328-9618-4881f6478a2b
What is the colorless gas with a sharp, pungent odor used in smelling salts?
[ "helium", "hydrogen", "ammonia", "nitrogen" ]
ammonia
sciq
d35a3056-2c85-4ca7-82e8-a3941d51da56
Groupings of related organs in the human body are referred to as "organ" what?
[ "bodies", "functions", "systems", "conditions" ]
systems
sciq
4f021b59-96e5-4d29-a53c-3963dc9e1c7c
The enzymes that participate in fatty acid catabolism are located in what?
[ "carbohydrates", "atoms", "mitochondria", "nucleus" ]
mitochondria
sciq
580506fd-8e6d-4394-a380-8c2545b3f3fb
Which organ of the body do large tapeworms attack or block?
[ "liver", "kidneys", "heart", "intestines" ]
intestines
sciq
b8d093eb-2fca-47d7-b292-a60bbce4cb4c
The sternum and 12 pairs of ribs with their costal cartilages make up what?
[ "heart cage", "the core", "thoracic cage", "chest cage" ]
thoracic cage
sciq
686c4852-4ff7-414a-91a1-15a6e7615688
Which lipid is mainly responsible for narrowing arteries and causing the disease atherosclerosis?
[ "monoglyceride", "cholesterol", "unsaturated fat", "saturated fat" ]
cholesterol
sciq
340aaba0-53d5-412a-b944-c34c7ffe60ba
Physical or chemical changes are generally accompanied by a transfer of what?
[ "color", "pressure", "energy", "shape" ]
energy
sciq
27e405be-3585-4119-ae66-8e5cbc6fff5a
What is the term for a dynamic equilibrium that is maintained in body tissues and organs?
[ "homogeneity", "dormancy", "homeostasis", "metabolism" ]
homeostasis
sciq
648e91a6-51ef-4d48-9c51-7471866cfad2
What has a pseudocoelom and hydrostatic skeleton?
[ "vertebrates", "roundworms", "gymnosperms", "omnivores" ]
roundworms
sciq
55ce20b5-f73d-4494-a8a6-c2d038fac7e7
In what two ways are volcanic eruptions characterized?
[ "explosive and non-explosive", "non-explosive and serious", "minor and explosive", "localized and general" ]
explosive and non-explosive
sciq
38f0cd1e-b482-492e-a892-ceb5be5f37a6
Each enhancer is made up of short dna sequences called what?
[ "fibrous control elements", "distal control elements", "electrolysis control elements", "pisttal control elements" ]
distal control elements
sciq
b81b4b67-de3f-41b5-9517-6cb254a56b3d
For a star to form, what force pulls gas and dust into the center of the nebula?
[ "gravity", "motion", "centrifugal force", "weight" ]
gravity
sciq
b5265b4a-456f-426e-9569-fefcd5968338
What do you call elements that contain only atoms of one type of element?
[ "native elements", "typical elements", "reactive elements", "noble gases" ]
native elements
sciq
68bc7367-8a6c-432b-a55a-8a5e7ba47bfd
The organ systems of the body work together to carry out life processes and maintain what?
[ "consciousness", "freshness", "homeostasis", "movement" ]
homeostasis
sciq
1c880cb4-111f-4757-a87f-32956e017886
This process of combining the wave functions for atomic orbitals is called what?
[ "hydration", "hybridization", "assimilation", "activation" ]
hybridization
sciq
300e3c72-d230-44e7-ad78-3b590db41210
Carbon is a nonmetal with a significantly higher electronegativity; it is therefore more likely to accept electrons in what kind of reaction?
[ "reversable reaction", "redox reaction", "catalyst reaction", "isotope reaction" ]
redox reaction
sciq
4c20065a-8cf1-49a0-bafe-81ba5a8a81cc
What is denoted by the number above the chemical symbol of each element in a modern periodic table?
[ "metallic number", "electron count", "atomic number", "atomic weight" ]
atomic number
sciq
a54008f6-bc13-4b1f-8bf4-f0b01c2e1120
What does the tires meeting the road cause when a car accelerates?
[ "thrust", "friction", "vibration", "erosion" ]
friction
sciq
05ac2192-d71b-4ab4-a56c-d33037a9476d
What gas is contributing to the greenhouse effect?
[ "carbon dioxide", "sodium chloride", "oxygen", "nitrogen" ]
carbon dioxide
sciq
1c3f7c7d-9971-4d63-b75e-50fd098dc196
A complex interactions of hormones result in an edible fruit that entices animals that help disperse what?
[ "water", "rocks", "pests", "seeds" ]
seeds
sciq
bddd26e3-dc93-409a-8b0f-403e9aacacdc
What are the cells caused that parasites spread through their host?
[ "sporozoites", "fungi spores", "protists", "prokaryotes" ]
sporozoites
sciq
497e15be-7fb2-4c2f-ac31-9368a0cb0ae7
When can mutations occur in genes?
[ "during dna replication", "after dna replication", "after rna replication", "during rna replication" ]
during dna replication
sciq
be8f0b93-bb7b-445a-8b1b-b02950339ced
The sites of protein synthesis are tiny structures called?
[ "ribosomes", "protons", "prokaryotes", "crystals" ]
ribosomes
sciq
9570f592-9a08-468d-8c3e-cea8d2c4b63e
Mollusks, annelids, and arthropods are considered what?
[ "protostomes", "detritivores", "protisines", "micelles" ]
protostomes
sciq
ed606526-fd08-4ba5-9fb3-fd06d47aff34
One of the simplest machines is the lever, which is a rigid bar pivoted at a fixed place called what?
[ "fulcrum", "caliper", "wheel", "sling" ]
fulcrum
sciq
2ee10e7d-3ecc-415f-98ca-6c7c8a050a36
In essence, a virus is simply a nucleic acid surrounded by what?
[ "a polymer coat", "a polypeptide", "a protein coat", "a membrane coat" ]
a protein coat
sciq
a570a1e0-c8c9-4075-b2f9-a767c309b49f
How does the number of protons compare to the number of electrons in an electrically neutral atom?
[ "they are equal", "they are triple", "they are half", "they are double" ]
they are equal
sciq
02d5e0ef-71c4-423d-848d-f907153a1f94
The scientific method is a method of research with defined steps that include experiments and careful what?
[ "estimation", "consideration", "discovery", "observation" ]
observation
sciq
61f1e6eb-2d79-4689-9f93-32ed033c2a24
The protist life cycle benefits by including what forms of reproduction?
[ "ideal and sexual", "atypical and sexual", "asexual and sexual", "asexual and biological" ]
asexual and sexual
sciq
fe40a1b2-241f-4027-a726-21a4903a3534
With what does cytokinins act in concert to stimulate cell division and influence the pathway of differentiation?
[ "ribosomes", "hormone", "dna", "auxin" ]
auxin
sciq
a82b0d87-ef6d-46a1-b4d4-c89c88acd316
Puberty and other physical changes occurs during which stage of development?
[ "childhood", "infancy", "adolescence", "adulthood" ]
adolescence
sciq
f8309f18-a7df-4222-9ad0-0e3bc6080088
What makes organic compounds ubiquitous is the chemistry of their what?
[ "carbon core", "dioxide core", "dioxide shell", "carbon shell" ]
carbon core
sciq
93b9b86b-b8f8-4ee4-9aab-83432206956d
What type of drugs can increase water loss by interfering with the recapture of solutes and water from the forming urine?
[ "sedatives", "disassociates", "diuretics", "hallucinogens" ]
diuretics
sciq
d91d37fa-3170-41ae-86c0-f3cb1023ea76
This type of tissue consists of bundles of xylem and phloem and transports fluids throughout the plant.
[ "cytoplasm", "vascular tissue", "nonvascular tissue", "dermal tissue" ]
vascular tissue
sciq
492a2597-85a6-4d72-a32e-b6221943fd48
What is the scientific name of the thighbone, the longest, heaviest, and strongest bone in the body?
[ "fibula", "femur", "humerus", "tibia" ]
femur
sciq
c9be7d96-b5ac-4c94-ad44-b9c776d53414
What determines which type of precipitation falls?
[ "air currents", "air temperature", "air pressure", "ground temperature" ]
air temperature
sciq
c4d70119-7558-4e1a-b8b0-29629c560d06
Algae is a promising alternative to traditional crops for what type of fuels?
[ "fertilizer", "non-renewable", "biofuel", "fossil" ]
biofuel
sciq
29428654-ecf6-4ec4-9d0b-8667d527414c
Cancers derived from epithelial cells are referred to as what?
[ "caricatures", "carcinomas", "adenomas", "nodules" ]
carcinomas
sciq
c964f87b-ce11-4775-a5d1-dad9bd93819a
Vibrating objects such as drumheads produce what?
[ "heat", "negative ions", "sound energy", "light" ]
sound energy
sciq
fd7d94bc-de81-4c7d-b543-8f2e600faf16
What two element makes up a hyrdocarbon?
[ "carbon and hydrogen", "nitrogen and carbon", "helium and carbon", "hydrogen and carbonite" ]
carbon and hydrogen
sciq
70deadce-6ef6-40d1-a892-8ef2b2fe4885
What are monosaccharides and disaccharides also called?
[ "basic sugars", "complex sugars", "simple sugars", "simple chemicals" ]
simple sugars
sciq
b937fdc1-7044-45ab-be2e-2568e8d6badd
Terrestrial biomes are associated with land, while aquatic ones are associated with what?
[ "water", "blood", "air", "plants" ]
water
sciq
0b2cf4d6-cd17-48f8-9cdd-2731cddc2dfd
Different shapes often correlate with different what in cells?
[ "functions", "systems", "types", "enzymes" ]
functions
sciq
af09737f-1c82-4c3b-813a-2055fab40153
What structure is found at the top of the head of the sperm that helps it penetrate and fertilize the egg?
[ "terminal disc", "axial filament", "acrosome", "centriole" ]
acrosome
sciq
a989bb58-79ab-4a14-b53d-e0e263ca1901
What makes up most of biological tissues?
[ "water", "bone", "muscle", "air" ]
water
sciq
31322f73-6cfb-4f9e-aa53-f13ab9d5a311
What occurs when some substances change chemically to other substances?
[ "chemical reaction", "spontaneous mutation", "hormonal reaction", "toxic reaction" ]
chemical reaction
sciq
97d2ae2b-edcc-4c68-be42-f39577af7d7b
What type of butterfly do birds avoid eating since it makes them sick?
[ "monarch butterflies", "pyralidae", "noctuidae", "sphingidae" ]
monarch butterflies
sciq
3b5fdf65-84df-466e-8ed8-59d376932fac
Birds possess a cloaca, a structure that allows water to be reabsorbed from waste back into this?
[ "blood stream", "eggs", "skin", "intestines" ]
blood stream
sciq
f0f48bd6-b672-4bb0-80d7-b896c792b88d
What contain organelles common to other cells, such as a nucleus and mitochondria, and also have more specialized structures, including dendrites and axons?
[ "muscle cells", "neurons", "follicles", "blood cells" ]
neurons
sciq
4a8b889f-5543-4cbc-90d6-2e80563a4a19
Hurricanes and winter storms both develop from what, which often form when the jet stream dips south in the winter?
[ "typhoons", "tides", "waves", "cyclones" ]
cyclones
sciq
452c8198-0db4-4ab3-bea8-54d5c825fae2
Which body system controls all the others by sending electrical messages?
[ "the endocrine system", "the nervous system", "the specialized system", "the localized system" ]
the nervous system
sciq
93be8d48-da26-4b3c-a37a-aaf538e047ed
What occurs when water on the surface changes to water vapor?
[ "condensation", "evaporation", "oxidation", "photosynthesis" ]
evaporation
sciq
ca213f30-6cd3-4928-8ab2-76924faca8e5
What is the position of rock layers and the relative ages called?
[ "metamorphism", "diffraction", "superposition", "bifurcation" ]
superposition
sciq
f9fe23b5-62c3-4552-ae07-5d703f31af73
What is the field of biology that focuses on the study of inheritance in humans?
[ "generational biology", "relational biology", "computational biology", "human genetics" ]
human genetics
sciq
aeec8dae-ea72-444b-9eb0-e5727da43638
The acidity of a solution is typically assessed experimentally by measurement of its what?
[ "color", "ph", "density", "mass" ]
ph
sciq
884cbd5b-8eb6-42a8-a54c-7683474cd7b3
Where is chemical energy stored?
[ "nucleus", "ribosomes", "cell wall", "atom bonds" ]
atom bonds
sciq
5676350d-7b12-437b-90b4-af9a774e1a7b
What kind of fuels include coal, oil, and natural gas?
[ "sediment", "ancient", "fossil", "storage" ]
fossil
sciq
be3fa50e-9c38-42e5-af0f-cf63539d6270
What do you call the slope that forms the edge of the continent?
[ "the continental slope", "the cataclysmic slope", "the prevalent slope", "the land slope" ]
the continental slope
sciq
81578657-8c0b-40ca-a04a-afede5d194b3
What do contour lines that are close together indicate?
[ "flat slope", "steep slope", "close slope", "deep slope" ]
steep slope
sciq
c62fdbaf-0dfe-423d-9ff2-908f08f20ccd
What is the most common type of cancer developed in children?
[ "anemia", "lung cancer", "stomach cancer", "leukemia" ]
leukemia
sciq
d3a9a169-bd91-467a-bc71-f035c36a4e7e
How many chambers are in the heart?
[ "two", "five", "four", "eight" ]
four
sciq
0f794613-fa6d-4161-b947-8c2c3508ccfe
The central vacuole maintains turgor pressure against what?
[ "the cell wall", "the cell addition", "the cell multiplication", "the cell move" ]
the cell wall
sciq
b8f9db47-0584-4b09-9062-ee87017e32e3
In the small intestine, chyme mixes with bile, which emulsifies what substances?
[ "acids", "proteins", "sugars", "fats" ]
fats
sciq
1e488c0c-9727-4116-b447-232b335e4a79
Which electromagnetic waves are the most energetic of all electromagnetic waves?
[ "plasma rays", "gamma rays", "ultraviolet rays", "sunlight rays" ]
gamma rays
sciq
a4774779-c21c-41b8-ae48-4482cfe1939f
Glycolysis harvests chemical energy by oxidizing glucose to what?
[ "cellulose", "chlorophyll", "oxygen", "pyruvate" ]
pyruvate
sciq
7dcf1856-4f0a-4274-b741-47727e2238f0
What is the term for the most abundant species in a community, characterized by high competitive abilities?
[ "keystone species", "dominant species", "merging species", "carnivores" ]
dominant species
sciq
c194fc3b-1778-4391-8474-43362c27f177
Salt-water biomes in the ocean are called what?
[ "marine species", "ocean biomes", "marine biomes", "marine organelles" ]
marine biomes
sciq
1e9c98ec-269e-42bb-b4a8-99ab8828daa6
What occurs before the endometrium thickens in estrous cycles?
[ "fertilization", "pregnancy", "ovulation", "copulation" ]
ovulation
sciq
507d9c67-4fdf-4a5d-80cd-28ab3e30e314
Structures like the human tail bone and whale pelvis are called what?
[ "vestigial structures", "adaptations", "parasitic structures", "primordial structures" ]
vestigial structures
sciq
39ce2be9-2fbd-435b-b4da-90ca09a9f631
Hazardous waste is material that is toxic, chemically active, corrosive, or what?
[ "decomposed", "organic", "inactive", "flammable" ]
flammable
sciq
6fffc498-3563-40c0-9c9a-bdb37e3162f7
Which component of the electron transport chain does cyanide inhibit?
[ "cytochrome c oxidase", "succinate dehydrogenase", "adenosine diphosphate", "mitochondrial matrix" ]
cytochrome c oxidase
sciq
61fcd351-0eca-4faa-aa71-bfd67dc5cf41
Diseases of this system include epilepsy, strokes, and alzheimer’s disease
[ "endocrine system", "nervous system", "circulatory system", "infectious system" ]
nervous system
sciq
d66a158f-c601-46e0-8742-3d1f13931586
About how full is the outer energy level in metalloids?
[ "nearly empty", "half full", "a quarter full", "three-fourth full" ]
half full
sciq
ddf870c8-ec91-4287-a519-575efb183cc1
Which chemical element is the basis of all life on earth?
[ "hydrogen", "carbon", "oxygen", "nitrogen" ]
carbon
sciq
3b39705c-c6fe-46c0-b935-3391a9bd472f
What structures of the cardiovascular system help regulate body processes by either constricting or dilating?
[ "blood vessels", "muscles", "cartilage", "capillaries" ]
blood vessels
sciq
0b006452-143b-4df6-a8b6-63eb62ba3654
What is the term for the class of ectothermic, four-legged vertebrates that produce amniotic eggs?
[ "mammals", "Turtles", "reptiles", "amphibians" ]
reptiles
sciq
67a71a47-5e4a-48a7-93b3-ae2ef107492b
The goal of proteomics is to identify or compare what substances expressed from a given genome under specific conditions, study the interactions between them, and use the information to predict cell behavior or develop drug targets?
[ "cells", "proteins", "dna", "rna" ]
proteins
sciq
55bba29e-9a26-4818-9cc4-abca6ef3eea3
Radiometric dating methods, such as carbon-14 dating depend on what type of decay?
[ "microwave", "radioactive", "carbon", "nuclear" ]
radioactive
sciq
b67251d7-ef71-403e-8b88-70bd79ca21b7
What is the brightest star in the orion constellation?
[ "sol", "natel", "omicron", "rigel" ]
rigel
sciq
96365db8-4d5b-4d68-8582-698732e57d8c
Which organelle specific to plant cells is responsible for photosynthesis?
[ "the mitochondria", "the chloroplast", "the lipid", "the vacuole" ]
the chloroplast
sciq
07043274-070a-4949-a083-cf88561c7e5b
What is another word for thermal energy?
[ "humidity", "temperature", "heat", "solar" ]
heat
sciq
58715cbe-5397-43fb-9a35-a57ae2f6f238
Roots grow in length and width from the primary and secondary what?
[ "frill", "leaf", "meristem", "pistil" ]
meristem
sciq
aaf52c6f-8021-4608-9ede-f665fec63eca
What often form symbiotic associations with much larger organisms?
[ "eukaryotes", "viruses", "protists", "prokaryotes" ]
prokaryotes
sciq
1d61871b-7e67-4043-addf-798fd46a88a2
Name the fever that is caused by a virus that has antigens similar to molecules in human heart tissues.
[ "rheumatic fever", "Dengue fever", "chronic fever", "yellow fever" ]
rheumatic fever
sciq
281399a1-612e-4830-b2b1-a5d46d3e0133
What is the smallest planet in our solar system?
[ "Jupiter", "Mars", "mercury", "Earth" ]
mercury
sciq
134de995-d3f5-424d-95c8-b8b5272a0d25
What is the term for when a substance boils and changes to gas?
[ "activation point", "boiling point", "changing point", "reaction point" ]
boiling point
sciq
7211786b-0732-4363-9812-c196442aec8a
Where are hormones released?
[ "bloodstream", "liver", "brain", "lungs" ]
bloodstream
sciq
5856fd50-3f69-4067-b2ed-f70fcfadb9f3
The union of gametes is called?
[ "fertilization", "migration", "fusion", "pollination" ]
fertilization
sciq
22b185d8-e633-4359-8512-4dd3f0804aa6
What type of behavior occurs naturally in all animals of a given species?
[ "learned", "acquired", "innate", "stimulated" ]
innate
sciq
34929c48-a0b3-4aa5-be72-f44bfa2647c2
What parts of comets make them easy to see?
[ "comas and tails", "craters and tails", "novas and tails", "arcs and tails" ]
comas and tails
sciq
bb9a39b4-e49d-4343-a405-e48ae07a2286
What gives the body shape and support?
[ "gravity", "muscles", "organs", "skeleon" ]
skeleon
sciq
69604777-a533-48e6-b6ee-8be839d682d1
What do you call sound that has a wave frequency higher than the human ear can detect?
[ "supersonic sound", "dynamic sound", "ultrasound", "hypersonic sound" ]
ultrasound
sciq
9eee63f4-0834-4358-873d-697fd9e6fe40
Plants not only contribute food but what else for organisms?
[ "hydrogen", "oxygen", "carbon", "dioxide" ]
oxygen
sciq
57bf65ff-1f2d-4412-885d-01958c6ac82c
Substances that act as both weak acids and bases are said to be what?
[ "atmospheric", "amphoteric", "amphiphilic", "hygroscopic" ]
amphoteric
sciq