id
string
question
string
choices
list
answer_key
string
source
string
56571412-8bdc-40a3-b155-bbfa7f2a45be
What are the two main divisions of the human nervous system?
[ "central and identical", "left and right", "somatic and autonomic", "central and peripheral" ]
central and peripheral
sciq
ef941f19-b268-4c77-909e-869948e88791
What is composed of two strands of nucleotides in a double-helical structure?
[ "bacteria", "dna", "RNA", "molecule" ]
dna
sciq
682c2d4b-09f3-4c22-ae08-be32691c8580
The body is made up of how many types of tissue?
[ "seven", "five", "six", "four" ]
four
sciq
a5cc51c4-68dc-4a1c-9557-50aacdb49b7b
The great astronomer edwin hubble discovered that all distant galaxies are receding from our milky way galaxy with velocities proportional to their what?
[ "masses", "dimensions", "distances", "paths" ]
distances
sciq
f8a68b66-0d0a-46c2-b9bc-15827b35f0de
What is friction that acts on objects while it is rolling over a surface called?
[ "surface friction", "opposing friction", "rolling friction", "blowing friction" ]
rolling friction
sciq
bffabb8a-91e9-46cb-b640-1f637a15e906
Traditionally, mammals were divided into groups based on what?
[ "their colors", "their sizes", "their behaviors", "their characteristics" ]
their characteristics
sciq
8af8465c-fe33-4908-b56a-afe73b818912
What type of bonds do alkanes only contain?
[ "carbon-carbon single bonds", "carbon-hydrogen bonds", "hydrogen bonds", "hydrogen-carbon bonds" ]
carbon-carbon single bonds
sciq
e53298a9-34ca-4ad3-9a6d-96e7d98f32da
Which part of the wave helps make the wave bend and cause refraction?
[ "heavy part", "bright part", "shallow part", "dense part" ]
shallow part
sciq
a5209b71-d232-4391-89f9-0c7f8c4c674b
What are passed from one generation to the next so species can survive?
[ "adaptatioins", "fluctuations", "selections", "mutations" ]
adaptatioins
sciq
bf73a23d-c922-43a5-87ff-616982ef31b4
What kind of lines does a diffraction grating produce?
[ "properly spaced lines", "nearly spaced lines", "evenly spaced lines", "randomly spaced lines" ]
evenly spaced lines
sciq
85fc960d-c38d-4e68-af5e-389a5056310e
Which type of ferns have yellow sporangia and no leaves?
[ "Hothouse fern", "Ostrich fern", "whisk ferns", "Boston fern" ]
whisk ferns
sciq
2a079ead-3fb6-4a27-a56f-d47c24c85efa
Ice masses, acquifers, and the deep ocean are examples of water what?
[ "lakes", "fields", "reservoirs", "seas" ]
reservoirs
sciq
017f5e6b-1de7-44e4-a5f7-966b479b0e7e
This heat is used to convert water into steam, which is then used to turn a turbine, thus generating what?
[ "solar power", "heating power", "radiation power", "electrical power" ]
electrical power
sciq
34992f6a-42b0-456c-b7f1-c079f371eb57
What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit?
[ "troposphere", "thermosphere", "mesosphere", "stratosphere" ]
mesosphere
sciq
5f18e67b-b718-47fe-a7b4-4f5975565e84
Where are sensors for thermoregulation concentrated in the brain?
[ "medulla", "the hypothalamus", "thyroid", "pituitary gland" ]
the hypothalamus
sciq
0288dea0-0572-41cb-bcad-231b505e0412
What is the first step in the breakdown of glucose to extract energy for cellular metabolism?
[ "glycolysis", "photosynthesis", "mitosis", "mutation" ]
glycolysis
sciq
8a17a867-ee9d-4a67-b222-5598b266a096
What charge do atoms carry?
[ "positive", "negative", "static", "neutral" ]
neutral
sciq
dcc12856-fec8-4544-9f7e-ff96256c2f41
The pleura that surrounds the lungs consists of how many layers?
[ "two", "one", "four", "three" ]
two
sciq
aa018574-2d6d-4bbe-b745-039fd09d4d47
Organisms that obtain food from outside themselves (i.e. they don't make their own food) are known as what?
[ "autotrophs", "heterotrophs", "zygotes", "fungi" ]
heterotrophs
sciq
7131b656-8322-452e-a4b1-011f02e8175d
In scientific investigations, descriptive statistics are useful for summarizing the characteristics of large what?
[ "questions", "tissues", "organisms", "samples" ]
samples
sciq
387883a6-68a0-4313-9574-cde8f37fe7b6
The process of the cytoplasm splitting apart and the cell pinching in two is known as what?
[ "budding", "electrolysis", "mitosis", "cytokinesis" ]
cytokinesis
sciq
f82dff69-7ee9-4bf2-a1bc-bcfadbc5aa10
What kind of mountainous formation can often be found near trenches?
[ "volcanoes", "caves", "earthquakes", "craters" ]
volcanoes
sciq
5267bade-a5e1-43e7-9d1c-d8bf67eba531
Because it can be controlled intentionally, skeletal muscle is also called what type of muscle?
[ "necessary", "voluntary", "automatic", "involuntary" ]
voluntary
sciq
c8f53fc3-3f20-430b-8641-d54ead84ba9a
What effect in the atmosphere ensures that the earth maintains the correct temperature to support life?
[ "smog effect", "ozone effect", "coriolis effect", "greenhouse effect" ]
greenhouse effect
sciq
6d73c732-177f-44e2-9b70-37c42756a234
Felsic, intermediate, mafic, and ultramafic are types of composition of what rock group?
[ "metamorphic", "Sedimentary", "asteroids", "igneous" ]
igneous
sciq
611dc443-552f-4a1d-8a97-126eb1cbf307
What is the base of nearly all food chains on earth?
[ "glycolysis", "atherosclerosis", "photosynthesis", "synthesis" ]
photosynthesis
sciq
c147ca75-32b6-4969-a833-3717696c6d62
The skull is a part of a vertebrate endoskeleton that encloses and protects what organ?
[ "lung", "nervous system", "brain", "heart" ]
brain
sciq
c69ec135-99fc-44f3-9a68-89566e8316c1
The global pattern of precipitation is influenced by movements of what?
[ "pollution masses", "air valleys", "clouds", "air masses" ]
air masses
sciq
42354e42-7c8e-472d-bc5f-d7511c37b68b
What is the name of the region of a magnet that has the most pull?
[ "tail", "center", "grid", "pole" ]
pole
sciq
2b19a3b5-35e2-45b0-82fb-42a46fd215f8
How many major forces of elevation cause allele frequencies to change?
[ "three", "five", "one", "four" ]
four
sciq
a2986337-3048-407c-9656-674ca0cda792
Where in the atom is a neutron found?
[ "electron", "the nucleus", "orbit", "proton" ]
the nucleus
sciq
d63d5ecc-557c-4cbf-8292-c3f3ad746403
In physics, what is defined as the average kinetic energy of the particles of matter?
[ "temperature", "density", "magnetism", "friction" ]
temperature
sciq
72906e64-d6ad-46f2-91a9-bbe2a003836c
What organelles are known as the "power plants" of the cell?
[ "flagella", "golgi body", "plastid", "mitochondria" ]
mitochondria
sciq
8502e210-e260-43ba-b34c-397eecabb966
Dalton's law and henry's law both describe aspects of what type of exchange?
[ "electron", "liquid", "energy", "gas" ]
gas
sciq
5ed4cb2a-3e9b-408c-a096-a93fd7e3186b
What vesicles store neurotransmitters?
[ "hydrophobic", "synaptic", "dendritic", "Golgi apparatus" ]
synaptic
sciq
0959870a-8de8-4ba8-ada1-a53bdad1cbde
What temperature scale is obtained by adding 273 degrees from the corresponding celsius temperature?
[ "ph scale", "kelvin scale", "seismic scale", "whittle scale" ]
kelvin scale
sciq
92960bbb-dc9d-4b77-8c7a-6a1c53564d9a
Hemoglobin is a large molecule made up of proteins and iron. it consists of four folded chains of a protein called this?
[ "histone", "peptide", "insulin", "globin" ]
globin
sciq
b49897c6-c453-4cf5-a4eb-c4cc38e729ea
A new species is said to have evolved if separated members of a species evolve genetic differences that prevent what from occurring with the original members??
[ "evolution", "re-population", "interbreeding", "extinction" ]
interbreeding
sciq
32890e16-e463-4186-a6b9-f586c68864ff
What term describes the orientation of a body lying face-down?
[ "Diagnal", "Supine", "Under", "prone" ]
prone
sciq
284a705e-c04f-40a0-8025-be438bb2c091
What happens to energy when an atom gains an electron?
[ "it increases", "it is folded", "it is used", "it is released" ]
it is released
sciq
e7fbc252-aa6f-4faa-9336-58f0912a9a80
What is the name of the second most electronegative element?
[ "Hydrogen", "carbon", "oxygen", "nitrogen" ]
oxygen
sciq
bde7509b-cdb0-45be-b32f-dfa2f801b327
What is the term for species evolving together?
[ "specmutation", "conjuration", "interconnection", "coevolution" ]
coevolution
sciq
e3e69834-b943-4d42-80b8-5bea02b42ba9
Where do the eggs develop?
[ "the glands", "the uterus", "the follicles", "the ovaries" ]
the ovaries
sciq
8cc48f8e-8ee8-478e-85e4-2fde16a4dd3b
What's the other term for your wind pipe?
[ "esophagus", "cornea", "cochlea", "trachea" ]
trachea
sciq
86996825-9438-404c-ac89-5df9c137b151
When food is scarce, starving cells secrete a molecule that stimulates neighboring cells to do what?
[ "compete", "hoard energy", "aggregate", "die off" ]
aggregate
sciq
05483de4-e3fe-4596-bd55-1f0d90acab55
What do cells secrete that binds to receptors?
[ "proteins", "endorphans", "factor", "stress" ]
factor
sciq
1b9ee815-0f2f-42aa-abb6-b63f0759b5a4
What is the term for the tube that carries sound waves into the ear?
[ "tone canal", "ear canal", "sound canal", "flap canal" ]
ear canal
sciq
71e1ac33-cb4f-4ea5-9b46-6fd38b902e94
In the cardiovascular system, what blood vessels carry blood away from the heart?
[ "veins", "cilia", "arteries", "capillaries" ]
arteries
sciq
5df31c15-c981-4be8-a8f0-b56d55f0c4b2
Molecules in the gas phase can collide with the liquid surface and reenter the liquid via what?
[ "liquidation", "condensation", "combustion", "fermentation" ]
condensation
sciq
61f4aef1-6982-4927-b1f3-0b67e77972df
What guards the opening between the right atrium and the right ventricle?
[ "brachiocephalic trunk", "tricuspid valve", "superior vena cava", "aorta" ]
tricuspid valve
sciq
c6c36824-f27b-4731-84e3-634c7cf2ee64
The water cycle involves movement of water between air and what?
[ "tree", "land", "air", "animals" ]
land
sciq
95de2fc2-528e-44d3-a93d-35402fbf0f83
When we consider a chemical reaction, we need to take into account both the system and what?
[ "time", "fluctuations", "sorroundings", "date" ]
sorroundings
sciq
95e07a44-5864-4637-ac15-8ee58879f68d
What is a layer of tissue that lies between the shell and the body?
[ "node", "stem", "silt", "mantle" ]
mantle
sciq
b24dcf8d-38c1-48cb-ae7e-2ed539945575
In what country can some of the largest natural crystals be found?
[ "spain", "mexico", "germany", "canada" ]
mexico
sciq
72bceaa5-8ff7-4ae0-8f0e-638fda2bbc63
What are the primary producers in terrestrial biomes?
[ "gases", "animals", "soil", "plants" ]
plants
sciq
c4d121fe-7f98-4112-9309-3dd262eb52ca
Where are aerofoils found?
[ "airplanes and plants", "birds and airplanes", "birds and cars", "birds and busses" ]
birds and airplanes
sciq
1de2e110-cff0-4b7d-86b7-c3a49c23381f
What is the si unit for pressure?
[ "laurent", "le", "watt", "pascal" ]
pascal
sciq
21b4a91b-00d5-44d9-89ba-15ec8277fd8a
Marine fishes take in divalent ions by incessantly drinking what?
[ "seawater", "algae", "sand", "oxygen" ]
seawater
sciq
ded6e0bd-1ac5-4378-983a-dd3738d07747
The simplest and smallest particle of matter that still has chemical properties of the element is called?
[ "an isotope", "a molecule", "a nucleus", "an atom" ]
an atom
sciq
85475739-e032-4986-9cba-d0eadc6be4ea
Frequency and intensity are two measurable properties of what?
[ "troughs", "heat", "wave", "lines" ]
wave
sciq
c9954012-5ce2-40bf-8d81-adc4c8d68e56
While most mammals give birth to live young, monotremes can do what?
[ "adopt offspring", "lay eggs", "steal eggs", "reproduce asexually" ]
lay eggs
sciq
3a875191-8224-415d-b589-4d958cf9cb0a
What happens to old oceanic crust at convergent boundaries?
[ "created", "dissolves", "destroyed", "emerges" ]
destroyed
sciq
733cc931-f38b-4133-80bd-a401c4eb1c1e
When electrons are shared between two atoms, they make a bond called a what?
[ "ionic bond", "metallic bond", "hydrogen bond", "covalent bond" ]
covalent bond
sciq
b39cb354-12d4-4d13-ac2c-a5e0a6a80f77
What happens to the temperature of matter as light is absorbed?
[ "it increases", "it stays the same", "it drops", "it triples" ]
it increases
sciq
b539d91f-11ae-4050-9fcd-abd39a9bbdc9
By shocking ocean water, earthquakes can cause what deadly ocean waves?
[ "typhoons", "deep currents", "ebb tides", "tsunamis" ]
tsunamis
sciq
a9f429c7-f868-46b6-b904-452427001d95
Where are the desmosome found in a cell?
[ "epithelium", "neuron", "epithelial", "coating" ]
epithelium
sciq
1f3780f5-121b-4b72-ae00-a19d5219f9a0
An action potential that starts at the axon hillock moves along the axon only toward what?
[ "ionic pathways", "nerve endings", "polar synapses", "the synaptic terminals" ]
the synaptic terminals
sciq
00085ae5-463e-41ed-841e-5f638c62c95d
Fission is a type of radioactivity in which large nuclei spontaneously break apart into what?
[ "active nuclei", "light nuclei", "smaller nuclei", "faster nuclei" ]
smaller nuclei
sciq
c461fb1a-c8f4-41e2-b173-70682b3494f7
Bones are the main organs of what system, which also includes cartilage and ligaments?
[ "endocrine system", "digestive system", "lymphatic system", "skeletal system" ]
skeletal system
sciq
ce09cf25-9589-4582-9c37-d620a9e2bbc7
Most waves strike the shore at an angle. this causes what?
[ "tide", "fontaine drift", "longshore drift", "erosion" ]
longshore drift
sciq
160ee376-25d1-4314-a285-2b35a6e33c59
What is the difference between the daily high and the daily low?
[ "weather forecast", "margin of error", "sunrise and sunset", "tidal change" ]
tidal change
sciq
bba0a14f-2635-4ece-b2ce-fd1258f31769
Spermatogonia are the stem cells of what male sex organs?
[ "ovaries", "Epididymis", "testes", "Prostate" ]
testes
sciq
70faf7be-d038-4895-89ef-87dbc14463bc
Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the?
[ "nervous system", "nerve endings", "spinal cord", "spinal column" ]
spinal cord
sciq
8ad2b68c-77ae-4614-9f7e-6f7f1831e872
Sexually reproducing organisms alternate between which stages?
[ "haploid and diploid", "diploid and traploid", "binary and haploid", "binary and diploid" ]
haploid and diploid
sciq
ed021eed-e53b-4a38-843f-f9a18396f3c7
Acids turn blue litmus paper which color?
[ "purple", "grey", "red", "white" ]
red
sciq
0ea2eb38-ddd7-405f-8fd1-3318d3e1f421
The development of a head region is called what?
[ "trichina", "cocklebur", "spore", "cephalization" ]
cephalization
sciq
ae06deff-3733-4d61-903f-065acce340df
Which hormone helps cells absorb sugar from the blood?
[ "adrenaline", "estrogen", "cortisol", "insulin" ]
insulin
sciq
f14e5766-f7ce-4986-9d7b-719e6fdb7505
What is the number of electrons equal to in every electrically neutral atom?
[ "nucleus", "Electrons", "protons", "molecules" ]
protons
sciq
88da6b28-f861-416f-b7b6-7974f0b73df7
Does climate change have a positive or negative effect on reproductive success?
[ "positive", "negative", "both", "neither" ]
negative
sciq
5f0435b0-fc10-45a3-a95e-201d30edfc08
What is the most common form of dwarfism in humans?
[ "achondroplasia", "malnutrition", "alopecia", "anemia" ]
achondroplasia
sciq
c43e41d2-ff46-40aa-a4b7-86a50746f9c2
What is the term for groups of three successive nucleotide bases in dna?
[ "triads", "tertiary bases", "triplets", "triple play" ]
triplets
sciq
7981c6f1-5162-4a8d-9f22-d8557e44ede9
The coccyx, or tailbone, results from the fusion of four small what?
[ "arsine vertebrae", "coccygeal vertebrae", "alangulam vertebrae", "rib vertebrae" ]
coccygeal vertebrae
sciq
2d05e7f3-ad26-4ec1-a7ed-45526c6f068e
What is a pure substance that cannot be separated into any other substances called?
[ "Spears", "Cells", "element", "light" ]
element
sciq
81bb4303-e7b2-43e0-913a-3f1b10514a52
How many different types of stresses are there?
[ "seven", "five", "four", "three" ]
four
sciq
6952e8a2-47ba-45d9-a9fc-3e97ddcb14fb
A molecule has two structures that can be generated. what is this called?
[ "isomerism", "resonance hybrids", "ethnocentrism", "congruence" ]
isomerism
sciq
1e46ef75-39cd-44a3-ac26-c899d4ccea75
An antigen is a molecule that reacts with some component of the what response?
[ "immune", "hormones", "fight or flight", "digestion" ]
immune
sciq
62173a53-3c6d-4c76-b15f-ab40214a5e22
What bodily system is primarily responsible for fighting pathogens in the body?
[ "Cardiovascular", "Muscular", "immune", "digestion" ]
immune
sciq
cce6826f-ebb3-49a0-b042-9193933ffe4f
Displacement, velocity, acceleration, and force are examples of what type of quantity that has magnitude and direction?
[ "vector", "wave", "frequency", "cycles" ]
vector
sciq
3f13a684-ef3c-4f82-99f1-76c955b747b1
Gases such as co2 and methane can trap what energy in earth's atmosphere, before radiating it into space?
[ "potential energy", "sunlight energy", "mechanical energy", "thermal energy" ]
thermal energy
sciq
4d9e4150-f4cf-4c8b-aaea-323b8b85722c
What happens when heated water is released into a body of water?
[ "crystalline pollution", "gaseous pollution", "geysers", "thermal pollution" ]
thermal pollution
sciq
8d591c3c-fb0d-47c8-bc25-ebaf2c2d0551
What term is used to describe a chemical released by an animal that affects the behavior or physiology of animals of the same species?
[ "enzyme", "pheromone", "isolate", "amino" ]
pheromone
sciq
3012be8a-d94d-4763-bf5d-98e0d4c3a237
Producers at the base of ecological food webs are also known as?
[ "autotrophic", "symbiotic", "mutualistic", "endoscopic" ]
autotrophic
sciq
f4765237-a7c9-40eb-913f-69e06c17f2b1
What is the term for the gas in smog that can damage plants?
[ "sulphur", "ozone", "carbon", "dioxide" ]
ozone
sciq
ab214fa8-2e99-455c-a6f1-11c7be894a65
What must happen for two ions to form an ionic bond?
[ "two ions need to have opposite charges", "two ions need to have the same charge", "Two ions need to be the same size", "two ions need to have neutral charges" ]
two ions need to have opposite charges
sciq
f345e154-80ba-49ca-81d1-95d94ccfe375
What is the study of the similarities and differences in the embryos of different species?
[ "diversified embryology", "example embryology", "comparative embryology", "prenatal biology" ]
comparative embryology
sciq
c3edb92f-b8c2-49d6-935a-beea2932b9e1
What are the main organs of the respiratory system?
[ "ovaries", "kidneys", "lungs", "intestines" ]
lungs
sciq
381af1d3-c751-4161-8e60-67551b6a8271
What do you call the traits that allow a plant, animal, or other organism to survive and reproduce in its environment?
[ "adaptations", "advantages", "settings", "additions" ]
adaptations
sciq
1129900d-b066-4b8c-8e9d-2665396f2685
The products of photosynthesis are glucose and what else?
[ "hydrogen", "carbon", "oxygen", "nitrogen" ]
oxygen
sciq
b8605869-bebd-482a-bde0-9a2326de55e4
In what way do bacteria reproduce?
[ "fragmentation", "sexual reproduction", "binary fission", "cellular respiration" ]
binary fission
sciq
023af3b4-206c-48c7-aa34-86116c646c45
What type of fibers are made mostly of protein in living things?
[ "connective tissue fibers", "organ fibers", "liver fibers", "muscle fibers" ]
muscle fibers
sciq