id
string
question
string
choices
list
answer_key
string
source
string
6a5c7044-0f8b-4674-980d-efbe242bcf2b
An amide bond joining two amino acid units is called a what?
[ "carboxyl bond", "precipitate bond", "peptide bond", "ammonia bond" ]
peptide bond
sciq
6a2ea26d-83ed-48bf-a4ef-4be3298be595
What is the name for spherical groups of old stars held tightly together by gravity?
[ "globular clusters", "elliptical clusters", "nebula", "dark matter" ]
globular clusters
sciq
1bbf5b02-5494-4c66-98d4-2d4ae4f1f02a
What type of state do most fungi spend their lives in?
[ "diploid", "haploid", "triploid", "meiosis" ]
haploid
sciq
5fc46ad3-b128-4303-8d58-e24bae524f6c
What is the white solid that forms on corroded battery terminals?
[ "copper sulfate", "lead sulfate", "ammonia sulfate", "straight sulfate" ]
lead sulfate
sciq
9309c5b1-2786-4e8f-927f-c4b93890d8d0
What does the decomposition of dead organisms and organic waste release into the atmosphere, soil, or ocean?
[ "hydrogen", "carbon", "oxygen", "nitrogen" ]
carbon
sciq
ec6896d6-0f91-4fab-99bd-ebd08c5cb165
In which process do two light nuclei combine to produce a heavier nucleus and great energy?
[ "certain fusion", "general fusion", "light fusion", "nuclear fusion" ]
nuclear fusion
sciq
b1a0faa9-2833-47b4-b7b1-8b94b19364cf
What results from the consumption of pathogenic bacteria, viruses, or parasites that contaminate food?
[ "parabens diseases", "airborne diseases", "hidebound diseases", "foodborne diseases" ]
foodborne diseases
sciq
7a1b13dc-6a46-44c5-b837-ae3d87340305
What type of physical properties of a substance do not depend on amount?
[ "stable", "intensive", "inherent", "extensive" ]
intensive
sciq
f23717d7-8d8a-48f3-a648-ce4155cb6d89
A wave that consists of vibrating electric and magnetic fields is called what?
[ "electromagnetic wave", "thermal wave", "propagate wave", "mechanical wave" ]
electromagnetic wave
sciq
32a29024-26ad-446d-9281-e1a5eb79f857
Both endocytosis and ______ are active transport processes.
[ "exocytosis", "cellular respiration", "biosynthesis", "proteolysis" ]
exocytosis
sciq
4a4ccdde-cdd3-412f-8192-984bfbd90f40
What type of roads and parking lots prevent rainwater from soaking into the ground?
[ "gravel", "paved", "shaded", "dirt" ]
paved
sciq
b02ca91f-2581-4d5a-83ce-8b2e2b70e7c3
What type of acid is often used as a preservative for acidic foods such as fruit juices?
[ "sulfuric acid", "citric acid", "benzoic acid", "hydrochloric acid" ]
benzoic acid
sciq
aa1e36e6-0272-422a-ab6f-cee61135f065
Vascular plants evolved what basic structures to collect sunlight?
[ "roots", "leaves", "stems", "flowers" ]
leaves
sciq
7d7e40bd-f83a-44d1-b002-4e265e05cfa2
The entropy is decreasing because a gas is becoming a what?
[ "swirl", "liquid", "vapor cloud", "solid" ]
liquid
sciq
81bc240b-6cd5-41d1-afd4-178374312ebc
Sucrose does not undergo reactions that are typical of aldehydes and ketones, therefore it is a nonreducing what?
[ "sugar", "salt", "juice", "wheat" ]
sugar
sciq
0197cb04-956a-42a7-8dfd-3b308f05e4a0
An electric stove changes electric current to what form of energy?
[ "nuclear", "kinetic", "thermodynamic", "thermal" ]
thermal
sciq
f19206cf-7535-4b8f-983a-7cf73ec6e986
Mammals are endothermic vertebrates that have four limbs and produce what type of eggs?
[ "amniotic", "epithelial", "gymnoic", "umbilical" ]
amniotic
sciq
0b2be205-6315-49a2-8ed6-568ea9123ed4
Which group of metals in the periodic table include elements such as sodium and potassium?
[ "igneous metals", "lanthanides", "alkali metals", "actinides" ]
alkali metals
sciq
57a5fdb5-9818-45a3-a01a-6dc56ef7db82
What is the term for force that opposes motion between any touching surfaces?
[ "gravity", "friction", "tension", "stress" ]
friction
sciq
b9004902-6d60-47fc-b506-2ea6e4fe0333
Most animals are in which clade?
[ "bilateria", "metazoa", "eutheria", "synapsids" ]
bilateria
sciq
46398769-bcb7-4283-ad53-d097aa218e6c
What system carries nerve impulses to internal organs, controlling activities that are not under your control, such as sweating and digesting food?
[ "autonomic nervous system", "hormonal nervous system", "limbic nervous system", "circulatory nervous system" ]
autonomic nervous system
sciq
61e23142-f809-4b83-bd6a-d81dbbc71243
What are invertebrate chordates that retain all four defining chordate traits as adults called?
[ "tunicates", "lancelets", "vertebrates", "sporozoans" ]
lancelets
sciq
693ee54c-f5c4-4c7e-9d08-50ad82b3fd55
What has traditionally been defined as a force of attraction between two masses?
[ "gravity", "mass", "volume", "motion" ]
gravity
sciq
af09a717-0c12-4225-acc4-b93c40b6f054
What members of an ecosystem food chain take in food by eating producers or other living things?
[ "consumers", "primary producers", "decomposers", "insectivores" ]
consumers
sciq
f7c5ce4a-5933-44b9-9538-e1836928c2df
What are small organelles and are the site of protein synthesis?
[ "nucleus", "vacuoles", "ribosomes", "chloroplasts" ]
ribosomes
sciq
ad2d5f00-cc64-4a93-9729-4317fc2ce0ae
Lungs, pharynx, larynx, trachea, and bronchi are part of which system?
[ "nervous", "neural", "respiratory", "digestive" ]
respiratory
sciq
da361f83-e5bb-4045-9cf0-b592f0ea42f4
What is necessary for growth and energy?
[ "nutrients", "warmth", "determination", "breeding" ]
nutrients
sciq
f5f07afb-154e-4714-94a9-516524f40f94
Bryophyta is the formal taxonomic name for the phylum that consists solely of what?
[ "mosses", "trees", "lichens", "grasses" ]
mosses
sciq
9377a03a-f7d3-49d7-b17e-de797b6e6155
In humans, how many chromosomes does each somatic cell have?
[ "36", "51", "46", "48" ]
46
sciq
f44c2113-22ba-4ddb-b8bb-7be4f1b48704
Like mitochondria, plastids contain their own what?
[ "riboflavin", "dna", "bacteria", "molecule" ]
dna
sciq
21aab351-c1f9-48ce-b4e3-54001cb4cd37
Terrestrial and aquatic are the two basic categories of what, on earth?
[ "biomes", "atmospheres", "dendrites", "substrates" ]
biomes
sciq
e132ad72-2247-44f0-9610-5ff99bcd73f2
When dissolved in water, what do strong acids transfer to the solvent completely?
[ "acidic protons", "acidic neutrons", "acidic electrons", "acidic proteins" ]
acidic protons
sciq
c0a27da9-3ccc-4617-bb6b-b010112d43d7
On the atomic level, the dissolution of an ionic compound occurs when water interacts with the what in the crystal lattice?
[ "fractals", "ions", "atoms", "particles" ]
ions
sciq
18b4285a-d01f-4f44-bd80-9c7b51ef1419
What is one method to observe nebulae?
[ "telescope", "mirror", "microscope", "kaleidoscope" ]
telescope
sciq
32562521-ceb5-488c-a7c7-b4af2e71a780
When alternating primary current passes through coil p, it does what to the iron core?
[ "creates it", "heats it", "magnetizes it", "electrilizes it" ]
magnetizes it
sciq
56faa8af-daa1-4a62-be3c-8b7a3db4987e
What state of matter exists if particles do not have enough kinetic energy to overcome the force of attraction between them?
[ "plasma", "liquid", "solid", "gas" ]
solid
sciq
afb077d9-bcab-4d4a-9bff-1661f85f6a71
What is the“packet” of energy called that the nucleus emits during gamma decay?
[ "ultraviolet particle", "gamma particle", "radioactive particle", "transient particle" ]
gamma particle
sciq
a00557b4-46fe-4888-a829-722f2e1fce2d
The movement of molten metal in earth's outer core creates?
[ "the stellar field", "earthquakes", "the magnetic field", "the gravitational field" ]
the magnetic field
sciq
acc738d0-58eb-4549-9503-a8f90d75aa43
Mechanical churning of food in what organ serves to further break it apart and expose more of its surface area to digestive juices, creating an acidic “soup” called chyme?
[ "stomach", "liver", "kidneys", "gall bladder" ]
stomach
sciq
33a113ee-9856-4b2b-a7c5-63e7e3b26afb
A constant and plentiful supply of oxygen is required in order to maintain a high rate of what?
[ "magnesium", "metabolism", "cell division", "digestion" ]
metabolism
sciq
2329faef-8ece-453b-a900-d468d815a8a5
Organisms interact with each other and what else?
[ "outside enviroment", "atmospheric environment", "thermal environment", "physical environment" ]
physical environment
sciq
8e27cbfd-2adf-407f-9f58-24544012e8d8
What is the center of an earthquake called?
[ "the impact", "the epicenter", "the core", "the magnitude" ]
the epicenter
sciq
dd2190e5-feae-4259-8f49-2380f462d033
Calvin cycle reactions can be organized into three basic stages: fixation, reduction, and this?
[ "transformation", "regeneration", "creation", "demarcation" ]
regeneration
sciq
13287a96-dfae-4b0c-a45d-75c6c2bd225f
What type of cells are arranged into tightly packed sheaths around the veins of the leaf?
[ "cell walls", "bundle-sheath cells", "cellulose", "pattern - sheath cells" ]
bundle-sheath cells
sciq
122e40f3-5346-4fee-af12-3f45bfa203c9
How are the number of moles of carbon dioxide gas calculated?
[ "relativistic", "phytochemistry", "stoichiometry", "casuistry" ]
stoichiometry
sciq
3c1eeff0-0649-4b42-9dc3-23b093bb6fe9
What is the name of the blood protein that carries oxygen from the lungs to the body's assorted tissues?
[ "plasma", "hemoglobin", "insulin", "White Blood cells" ]
hemoglobin
sciq
c04f72d9-7040-447a-9124-5566a452084f
The sun and many other light sources produce waves that are randomly this?
[ "colored", "polarized", "amplified", "obfuscated" ]
polarized
sciq
9c69230e-d5db-416b-b695-e1955ffe47aa
Each vertebral vein also flows into which vein?
[ "trichina", "xerophyte", "spiral", "brachiocephalic" ]
brachiocephalic
sciq
6af57957-fe69-4d8d-84a7-71497c28ab30
Almost all plants make food through what process?
[ "glycolysis", "photosynthesis", "evolution", "hydrolysis" ]
photosynthesis
sciq
45bbbfe2-b5de-430d-b40d-89e0e6eb0dd5
What did darwin call the evolutionary concept of change in populations over generations?
[ "reproduction with modifications", "descent with modifications", "formation with modifications", "metabolism with modifications" ]
descent with modifications
sciq
24b24d4a-d74a-4cc4-81c1-1368972a203d
Surprisingly, where would you find the earth’s tallest mountains and deepest canyons?
[ "ocean floor", "rain forests", "taiga", "Tibet" ]
ocean floor
sciq
3d3856fb-31fc-4ecc-bfe0-fb1972b40840
The part of the shadow in which light is completely blocked is called what?
[ "umbra", "eclipse", "penumbra", "corona" ]
umbra
sciq
5dc77554-f94d-47d3-9040-1d956c875e8c
What is the name of the period of transition between the beginning of puberty and adulthood?
[ "aging", "childhood", "adolescence", "maturation" ]
adolescence
sciq
edbd1e5a-f53f-4f03-b3b2-2ed3b672a62d
The formula unit of sodium chloride dissociates into one sodium ion and one?
[ "magnesium ion", "electron", "chloride ion", "oxygen ion" ]
chloride ion
sciq
b2430a9b-65e2-4ef2-a8c8-147582dfe3ba
Fibrous root systems have many small branching roots called what?
[ "taproots", "tendrils", "vines", "fibrous roots" ]
fibrous roots
sciq
41bc050a-7c40-4eac-a015-d6462e49e603
A system of glands secretes what chemical messenger molecules into the blood?
[ "acids", "metabolytes", "hormones", "enzymes" ]
hormones
sciq
548dc6ea-c1fc-46c3-8c5b-a27af1d73d8c
In eukaryotic cells, molecules such as enzymes are usually compartmentalized into different what?
[ "electrons", "atoms", "organelles", "organisms" ]
organelles
sciq
e645c0be-06b8-4b35-8eff-e555988014de
What does the stable form of sulfur at room temperature contain?
[ "eight-membered rings", "electron shell", "six - membered rings", "four - membered rings" ]
eight-membered rings
sciq
f32ef4a5-469d-4774-a095-fed094a85a1f
What term means the amount of a substance required to form a saturated solution in a given amount of solvent at a specified temperature?
[ "turbidity", "viscosity", "solubility", "concentration" ]
solubility
sciq
6f94bcc8-e347-466f-a09b-f23cae0ab853
What bone forms the upper jaw and supports the upper teeth?
[ "maxillary bone", "orbital bone", "subaerial bone", "tibular bone" ]
maxillary bone
sciq
b0c971a7-059b-476e-94db-8e0c71cbc7df
What does increasing a solute's temperature do?
[ "increases its solubility", "no change", "increases its viscosity", "decrease its solubility" ]
increases its solubility
sciq
b0f3a9b3-7488-4f77-8ef0-110fbc493cb8
What are the pyramid-shaped, paired organs that are connected to the trachea by the right and left bronchi?
[ "stomachs", "ovaries", "kidneys", "lungs" ]
lungs
sciq
a55979db-dd9c-42c7-9619-4023ad511864
The global biosphere includes all areas of what?
[ "geography", "study", "science", "life" ]
life
sciq
e5166ca7-d1ce-4b9d-82b2-f20267fb1064
Atomic orbitals from different atoms overlap to form what?
[ "space orbitals", "plasma orbitals", "planet orbitals", "molecular orbitals" ]
molecular orbitals
sciq
e64aef36-098a-4e4b-aa57-843601aa064b
Particulates cause lung diseases. they can also increase the risk of heart disease and the number of what?
[ "coughing", "asthma attacks", "shortness of breath", "cancer" ]
asthma attacks
sciq
0c5abd12-4ca3-4f76-af3e-4963c39b748c
What reinforces the thin walls of the right ventricle and plays a crucial role in cardiac conduction?
[ "pores valve", "pores band", "moderator valve", "moderator band" ]
moderator band
sciq
da0ccc52-be75-4bc6-b8df-66a2bc0497aa
What kind of radiation is observed in honeycreeper birds?
[ "destructive", "symbiotic", "adaptive", "spontaneous" ]
adaptive
sciq
093d7e40-c81a-44b6-aca3-6a420e539c1c
What do we call the worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations?
[ "gps", "radio waves", "cellular network", "compass" ]
gps
sciq
43ccb68a-0a48-41c3-b185-e010e3edd0c4
What substance can be eroded by wind or water?
[ "wood", "sand", "metal", "soil" ]
soil
sciq
176361fc-9ba9-4f5c-a96f-b8d5b7f8d4ed
What unit of the nervous system consists of a cell body, dendrites, and axon?
[ "ganglion", "Transmitter", "neuron", "mitochondria" ]
neuron
sciq
a5f3f37e-a07b-4442-9903-e5b1301e6c43
What are small planets in our solar system called?
[ "light planets", "scrub planets", "Tiny planets", "dwarf planets" ]
dwarf planets
sciq
e976d7cb-878b-4cd8-85ec-ab62a825bd94
What is electrons in the highest occupied principal energy level of an atom called?
[ "gradient electrons", "non-valence electrons", "valence electrons", "shell electrons" ]
valence electrons
sciq
ac317431-b568-4ed5-8732-6f114a04dc83
Pacemaker cells stimulate the spontaneous contraction of cardiac muscle as a functional unit, called a what?
[ "tapetum", "adipocytes", "coenocyte", "syncytium" ]
syncytium
sciq
187ada8c-78d1-4edb-90cf-f96901a75591
A mineral’s crystal shape is determined by the way what objects are arranged?
[ "Electrons", "atoms", "particles", "molecules" ]
atoms
sciq
71fe3ea1-8715-404a-b630-dcc86661110c
Unlike prokaryotes, eukaryotes have a what?
[ "cell nucleus", "cell wall", "mitochondria", "flagellum" ]
cell nucleus
sciq
e59443e8-72fc-432e-9c04-5d901f6e6c41
What term is used to describe major changes in the genetic material?
[ "chromosomal alterations", "generational alterations", "eukaryotic alterations", "mutational alterations" ]
chromosomal alterations
sciq
e5ec90c2-0e65-4125-bde5-49110778913d
What type of rocks form when sediments are compacted and cemented together?
[ "crystalline rocks", "sedimentary rocks", "metamorphic rocks", "igneous rocks" ]
sedimentary rocks
sciq
b8ae96ef-4cac-46f2-a5b3-61339c5e1605
Processes in which matter changes between liquid and solid states are freezing and?
[ "boiling", "melting", "transpiration", "steaming" ]
melting
sciq
ae72d46c-bb56-4b5c-872e-9dfb44dca566
Abrasion is a process of what type of weathering?
[ "geological", "molecular", "environmental", "mechanical" ]
mechanical
sciq
27926cd5-8ee9-4b23-a374-6324753cea8c
Mendel’s observation of pea plants also included many crosses that involved multiple traits, which prompted him to formulate the principle of this?
[ "dependent evolution", "independent texture", "independent assortment", "independent contain" ]
independent assortment
sciq
c20a746f-0edd-450f-9d6a-336d4248ec4d
The skull consists of cranial bones and what other type of bones?
[ "facial", "superficial", "subdermal", "nasal" ]
facial
sciq
374c8160-6dd4-4bac-82ed-0b09268b10c6
Insects are arthropods in which class?
[ "trichina", "xerophyte", "hexapoda", "lexapoda" ]
hexapoda
sciq
2dc79f7f-e0d9-4a34-bf87-fd2c6514bd40
What is the tail bone an example of?
[ "vestigial structure", "invertebrate structure", "parasitic structure", "primordial structure" ]
vestigial structure
sciq
3df6896b-6ad5-4a5e-a50b-58812cc19c5a
What is the intersection point of the critical temperature and the critical pressure called?
[ "critical point", "peak point", "instance point", "basic juncture" ]
critical point
sciq
7b81df4f-46c4-4fd6-bbce-f2a4c7525e3e
Nuclear power plants produce electricity through what?
[ "induced fission", "intense fission", "High Fission", "severe fission" ]
induced fission
sciq
85f49143-13c5-46f9-9f3c-9d1329084ab3
When the body goes into survival mode, it's first priority is to produce enough of which substance for the brain?
[ "plasma", "glucose", "insulin", "blood" ]
glucose
sciq
ecd18b69-dffb-4abd-9bbe-235f9073ed06
What do we consider the basic building blocks of life?
[ "cells", "muscles", "neurons", "atoms" ]
cells
sciq
29bcf4ae-dd18-40b6-8f11-d58abe2c9c36
Which law describes the angle at which the reflected rays leave the surface is equal to the angle at which the incident rays strike the surface?
[ "gravity", "velocity", "diffusion", "reflection" ]
reflection
sciq
2cb88e03-233d-45d2-a29d-0619b5c86063
What major pigment in the photosynthetic system is based on a complex molecule and gives plants their green color?
[ "chloroplasm", "melanin", "chlorophyll", "cadmium" ]
chlorophyll
sciq
9e3de604-513c-4146-886c-0629e2a463df
If heat is released by the system into the surroundings, a chemical reaction or physical change is called what?
[ "static", "exothermic", "endothermic", "biochemical" ]
exothermic
sciq
a3ce090c-2d27-43e1-87a2-b9281303f2ea
A hydrostatic skeleton is a skeleton formed by a fluid-filled compartment within the body, called what?
[ "coelom", "clamon", "endosperm", "thallus" ]
coelom
sciq
b3bf71b0-e87d-4bb6-8dc8-7fa2d35b7f31
Sharks are an example of an animal with sharp vision that is nonetheless unable to distinguish what?
[ "color", "shapes", "contrast", "depth" ]
color
sciq
ce88d4e9-2b62-492b-accc-86b95af57232
What performance-enhancing drugs are synthetic versions of the male sex hormone, testosterone?
[ "anabolic steroids", "catabolic steroids", "progesterone", "estrogen" ]
anabolic steroids
sciq
353a7553-2a7e-4255-96ca-e4b8a77e098a
What bonds cause water to have a high boiling point, leaving most water on earth in a liquid state rather than in a gaseous state?
[ "carbon bonds", "hydrogen bonds", "helium bonds", "potassium bonds" ]
hydrogen bonds
sciq
d7a49f35-ae34-4690-b7dc-bb4509b33079
Each root is made of dermal, ground, and what type of tissue?
[ "vascular", "organic", "circulatory", "thermal" ]
vascular
sciq
9e7d9451-47eb-46a3-9e3f-470730e8e7f6
What is the measure of the change in velocity of a moving object called?
[ "acceleration", "inclination", "stimulation", "force" ]
acceleration
sciq
523b375b-586d-490e-b08d-24cbc474b0d6
What is the name for medical doctors that specialize in the diagnosis and treatment of diseases of the heart?
[ "surgeons", "physicists", "Doctors", "cardiologists" ]
cardiologists
sciq
620423f5-c09b-487d-84e5-5dcd96a3024b
Any place at which two bones are joined is called a what?
[ "modification", "articulation", "expression", "constriction" ]
articulation
sciq
938c5a1a-c973-444c-a5e9-301fa5f6a875
In mammals, hair or fur help conserve bodily what?
[ "water", "energy", "heat", "food" ]
heat
sciq
c1d13adc-1178-4ece-bd9a-a22a0c74c2ef
Echinoderms are marine organisms that make up which phylum?
[ "echinodermata", "chordata", "cnidaria", "annelida" ]
echinodermata
sciq