id
string
question
string
choices
list
answer_key
string
source
string
31ae9110-eae4-46ce-badc-9079923448be
The composition of the magma determines if the rock is mafic, felsic, or what?
[ "variable", "porous", "magnetic", "intermediate" ]
intermediate
sciq
37e60119-4bb8-4255-9891-5dc2b963b7aa
The shape of the path of an object undergoing projectile motion is called?
[ "spherical", "a parabola", "a triangle", "linear" ]
a parabola
sciq
8fd44b19-d9cb-4495-aa62-371b2bd8eed4
What type of animals breathe with gills as larvae and with lungs as adults?
[ "mammals", "insects", "reptiles", "amphibians" ]
amphibians
sciq
2ea3f25b-969e-4eb2-b14c-8b0baf08c2b7
The most abundant formed elements in blood, erythrocytes are red, biconcave disks packed with an oxygen-carrying compound called this?
[ "hydrogen", "plasma", "hemoglobin", "pus" ]
hemoglobin
sciq
f6f39726-7686-4be4-a1ba-fc348875a271
What is the scale on which acidity is measured?
[ "ph", "μg", "hp", "μm" ]
ph
sciq
ec31bee5-6bb5-456a-bd80-6945dbf29511
Almost all fungi reproduce asexually by producing what?
[ "roots", "ions", "atoms", "spores" ]
spores
sciq
8f70d898-773d-4972-967d-807496bfdf98
Thomson’s plum pudding model shows the structure of what?
[ "nucleus", "cell", "atom", "DNA" ]
atom
sciq
a0fd08bb-3539-4222-b5d7-48e769df52ce
What type of carbons may be gases, liquids, or solids at room temperature?
[ "amorphous", "hydrocarbons", "graphites", "diamonds" ]
hydrocarbons
sciq
5cc00016-63b5-4666-a06c-a96959999b2b
What diagnostic technology uses high-frequency vibrations transmitted into any tissue in contact with the transducer?
[ "radiation", "sonar", "ultrasound", "laser" ]
ultrasound
sciq
38f6aa96-67dc-4f95-8654-7f19104e0c46
At what time of life does menopause occur?
[ "young adulthood", "adolescence", "old age", "in middle adulthood" ]
in middle adulthood
sciq
fca90809-b352-4c22-b386-134ea8a2b088
What type of current carries warm air from surrounding rocks to an animal's body?
[ "electric", "ventilation", "radiation", "convection" ]
convection
sciq
d224e27c-eb8e-4823-81b5-c7317436d4e3
What quality of sound makes a tuba and a piccolo very different to a listener?
[ "wavelength", "tune", "curve", "pitch" ]
pitch
sciq
3bd504fb-7455-4e29-aab4-78dc5e081973
Where is the food supply and embryo stored in a seed?
[ "tegmen", "epicotyl", "hull", "plumule" ]
hull
sciq
dbeddff3-d287-427d-8b5c-6df251798127
Most arthropods are insects. the phylum also includes spiders, centipedes, and what?
[ "crystals", "amphibians", "coral", "crustaceans" ]
crustaceans
sciq
98693ea1-f340-4eaa-abfb-06a46ee996f9
A cartilaginous joint where the bones are joined by fibrocartilage is called a what?
[ "symphysis", "mitosis", "vesicles", "Testes" ]
symphysis
sciq
ed13f2d4-df94-4fd2-a55d-7b676645ed45
The horizontal stems on strawberry plants are called what?
[ "glands", "stolons", "buds", "nodules" ]
stolons
sciq
899248c1-fe37-42e2-be4c-d4cf2ad2e639
What are the newest, outer layers of secondary xylem called?
[ "bark", "vascular", "fibrous", "sapwood" ]
sapwood
sciq
92d06b60-c194-4934-83a3-9cd0d0831b19
Most amphibians breathe with these as larvae?
[ "lungs", "nostrils", "pores", "gills" ]
gills
sciq
f20cabb8-7779-4305-a0f1-59a4d5d172fe
Defined as a substance in foods and beverages that is essential to human survival, what term encompasses water, energy-yielding and body-building substances, and vitamins and minerals?
[ "nutrients", "calories", "sustenance", "molecules" ]
nutrients
sciq
362fbcac-91cb-4d7d-a30d-697fa4afa8c4
Genetic disorders are diseases caused by what?
[ "environment", "lesions", "mutations", "traits" ]
mutations
sciq
d0836304-b573-48db-88b5-1d8290274dae
Transgenic animals are animals that have incorporated a gene from another species into their what?
[ "genome", "habitats", "food", "enemies" ]
genome
sciq
5ea0a9d4-a7ca-4c9f-8a80-d31a199cbba0
What structure of a cell is enclosed by a membrane and contains most of the cell’s dna?
[ "nucleus", "vacuole", "epidermis", "ribosome" ]
nucleus
sciq
6ae683ea-869c-457a-ae50-2f6fa0b8b84a
Does air temperature increase or decrease as it rises higher in the atmosphere?
[ "increase", "decrease", "both", "neither" ]
decrease
sciq
69d429cb-789d-44c9-9efc-93256163f308
During what do homologous chromosomes separate and go to different daughter cells?
[ "birth", "electrolysis", "mitosis", "meiosis" ]
meiosis
sciq
9f506215-c177-4dac-b74a-ca16c0e1eee5
The light reactions take place in which membranes?
[ "the thylakoid", "the cell membranes", "the stroma", "the phospholipid" ]
the thylakoid
sciq
340afb26-a38d-47d1-9026-8c68f22f0792
Fossils themselves and the order in which they appear in are generally collectively called what?
[ "fossil magnitude", "fossil record", "coal record", "fuel cycle" ]
fossil record
sciq
37ccc726-177d-4296-b39c-37731c01305e
Hormones send what through your body?
[ "cells", "nutrients", "proteins", "signals" ]
signals
sciq
e7dc1659-dae9-4f23-bd72-bbc99a8d52f0
What does the armor including spines in some species offer?
[ "protection from predators", "nutrition", "protection from cold", "energy" ]
protection from predators
sciq
8ead5c3a-e993-451b-b250-d30a1dea814e
Individual nucleotides can be linked together through their phosphate groups to form?
[ "atoms", "dna", "nucleic acid polymers", "nitrous acid polymers" ]
nucleic acid polymers
sciq
90cb4186-683a-4e1f-9d6a-e184f66b3a6f
The name silicon is derived from the latin word for flint?
[ "simple", "silex", "silk", "pelea" ]
silex
sciq
0d5be4b0-8713-4f04-b557-6526f2757c6d
What two types of juices help digestion within the small intestine?
[ "bile and lymph", "amniotic fluid, bile", "intestinal and pancreatic", "chyme and phloem" ]
intestinal and pancreatic
sciq
18e93f91-30e4-4a00-a75b-fa302e5d267f
Cells in a biofilm secrete what to recruit nearby cells?
[ "signaling neurons", "signaling proteins", "harnessing molecules", "signaling molecules" ]
signaling molecules
sciq
0ccb5197-b568-4e30-bd86-ca04718cb0b9
A standing wave is created when what type of wave interferes with the original wave?
[ "refracted wave", "translated wave", "reflected wave", "realized wave" ]
reflected wave
sciq
2e0ff556-d8d0-424d-88d5-f70ae455a7c3
The kidneys are a pair of bean-shaped structures that are located just below and posterior to the liver in this?
[ "peritoneal cavity", "mantle cavity", "cerebral cavity", "stomach cavity" ]
peritoneal cavity
sciq
0650b67d-48ba-4e88-8e05-8a46314c417a
What term means anything that is detected either through human senses or with instruments and measuring devices that extend human senses?
[ "evaluation", "evacuation", "variation", "observation" ]
observation
sciq
158c1e64-98fb-4816-9f68-5b70d90467a7
The white fluffy part of popcorn is also what?
[ "phosphor", "membrane", "endosperm", "jiffy" ]
endosperm
sciq
34100253-8226-4f69-b6bd-7547383f9083
What change can you expect in vectors that are perpendicular to each other?
[ "Molecular Reaction", "Chemical reaction", "Large Effect", "no effect" ]
no effect
sciq
5c6c3733-3c76-4d16-bcab-9e06ae5e7999
Where is roughage fermented and digested in pseudo-ruminants?
[ "in their ileum", "in their appendix", "in their pancreas", "in their cecum" ]
in their cecum
sciq
61f7ca21-6dd5-41c4-a406-8b49208ad536
How quickly a population changes in size over time is known as what?
[ "population direction rate", "population growth rate", "population multiplication rate", "population impact rate" ]
population growth rate
sciq
fc739e4a-028a-4509-a451-d97ec22c836e
Electromagnetic waves transfer energy across space as well as through what?
[ "matter", "osmosis", "plasma", "filtering" ]
matter
sciq
fc60f0e0-8a61-433e-80da-a4f8c6c08a2a
What is the term for abnormally low blood levels of carbon dioxide?
[ "trichina", "hepatitis", "spirogyra", "hypocapnia" ]
hypocapnia
sciq
5a6682db-65cc-4fd9-9cd2-87cbd2d4ccae
The vivid colors of flowers are an adaptation designed to encourage what by animals such as insects and birds?
[ "eating", "flowering", "consumption", "pollination" ]
pollination
sciq
c8bc5a90-8418-4ff3-abbf-fb314340071f
Arthropods change into the adult form in a process called what?
[ "parthenogenesis", "spontaneous mutation", "budding", "metamorphosis" ]
metamorphosis
sciq
0dcb4fa7-d3be-46d2-95d6-0246fc573965
What is the largest part of the brain?
[ "cerebellum", "limbic system", "stem", "cerebrum" ]
cerebrum
sciq
511f6d82-6a01-48af-8b4d-a63c4b44efeb
What type of weathering breaks rock into smaller pieces?
[ "mechanical weathering", "chemical erosion", "fluid weathering", "chemical weathering" ]
mechanical weathering
sciq
7613034b-cde8-4fd5-b48d-0635413f33f9
The coordination sphere consists of the central metal ion or atom plus its attached what?
[ "subunits", "strands", "ligands", "molecules" ]
ligands
sciq
55111066-9c66-4edd-b7fd-fdbe529cd0b7
What functions like a flexible coat of armor, preventing the protist from being torn or pierced without compromising its range of motion?
[ "pellicle", "biofilm", "fimbriae", "endothelium" ]
pellicle
sciq
a73d4329-6680-458d-8b6a-61e13eebc00a
The marine west coast climate gets lots of rain because of what being nearby?
[ "the ocean", "the mountains", "the Sun", "highways" ]
the ocean
sciq
660201b5-eb7f-41ff-b3d0-951180a78c23
What determines whether a volcanic eruption will be explosive or not?
[ "thickness of magma", "curve of magma", "lava temperature", "magma velocity" ]
thickness of magma
sciq
09531d5d-1c86-471d-ba43-7befd16b8989
Platinum and gold are useful materials for constructing circuits because of their ability to resist what?
[ "decomposition", "Electricity", "oxidation", "nitrogen" ]
oxidation
sciq
62d69126-8218-4b6d-b16f-31036896e69e
How many set of chromosomes do moss have?
[ "triple set", "double set", "none", "single set" ]
single set
sciq
d7bc295c-9ca2-47cc-8096-40285101db0a
When you change a magnetic field through electromagnetic induction what do you create?
[ "microwave current", "electric current", "cooling current", "Light Current" ]
electric current
sciq
b272f303-b975-456d-89d7-8048076572dd
Morphological and molecular data indicate that wings evolved how many times in insects?
[ "once", "never", "many times", "twice" ]
once
sciq
f209699e-db24-495e-8e48-d0cba1ce9a37
Nonmetal structures contain what type of bonds?
[ "polymeric", "gravitational", "prevalent", "covalent" ]
covalent
sciq
44e0d893-28b7-4e1e-8bb0-2053a9709e3c
Gas lines should be made of what so they do not rupture?
[ "typically material", "adjustment material", "flexible material", "Hard material" ]
flexible material
sciq
b627d6be-0d6c-4b95-a2b4-33a878478964
What is the lipid-rich sheath that surrounds the axon and facilitates the transmission of electrical signals along the axon?
[ "neural sheath", "myelin sheath", "axon sheath", "receptors sheath" ]
myelin sheath
sciq
304962ce-d79a-41f3-b3fc-592307f6fe98
Where is urine formed in the body?
[ "the lungs", "the pancreas", "the liver", "the kidneys" ]
the kidneys
sciq
ac3a5162-10d3-4171-80f3-190d2e122c62
What is the term for rain consisting of water with a ph below 5?
[ "carbon rain", "produce rain", "Hot Rain", "acid rain" ]
acid rain
sciq
98d9b59f-4b42-4dd5-b6b1-aec81cc7e1c5
What type of ecosystem do polar bears live in?
[ "arctic", "tropical", "natural", "oceanic" ]
arctic
sciq
a34e8fa8-5b4a-4d58-a994-91c1e40dcb77
Pseudopods are false what?
[ "teeth", "eyes", "fingers", "feet" ]
feet
sciq
ff731605-b2d6-4cc4-bdd9-2b32e2a3baa2
Ionic bonds are what kind of attraction between ions?
[ "electrostatic", "kinetic", "magnetic", "nuclear" ]
electrostatic
sciq
b39e0cad-537f-4cb9-b2a6-9e95e2ab07fa
What type of change occurs when matter changes chemically into an entirely different substance with different chemical properties?
[ "physical", "genetic", "material", "chemical" ]
chemical
sciq
99cad649-0e77-4de3-bd0f-e2c6bd8e6165
Australia is home to many endemic species. the (a) wallaby (wallabia bicolor), a medium-sized member of the kangaroo family, is a pouched mammal, or this?
[ "marsupial", "primate", "rodent", "placental" ]
marsupial
sciq
684654c1-438c-4b68-bc67-ffee6a8065c0
What do you call structures like a whale's pelvic bones, which were once attached to legs, or wings that cannot be used for flight?
[ "distinctive", "primitive", "vestigial", "primordial" ]
vestigial
sciq
0aeafedc-5049-46f1-8e1b-b72d81392233
What type of hybridization does ammonia undergo?
[ "nh3 hybridization", "h2O hybridization", "ionic hybridization", "sp 3 hybridization" ]
sp 3 hybridization
sciq
e1a0ab44-c929-4788-a874-9255109eed2c
What does increased temperature do to a substance's kinetic energy?
[ "nothing", "generates", "increases", "decreases" ]
increases
sciq
9d736288-992e-43d8-9fc3-a90002249ccb
What natural process is associated with the death of cells?
[ "aging", "dissolving", "reducing", "cooling" ]
aging
sciq
1608e42c-b682-4a47-8f8b-c9bd3836cdca
What color and shape are cumulus clouds?
[ "dark and wispy", "white and wispy", "dark and tall", "white and puffy" ]
white and puffy
sciq
c1a59102-bdcf-40f2-8d3b-240fd22992c0
During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was?
[ "much greater", "none", "much lower", "the same" ]
much greater
sciq
bf66a7f0-094a-44e4-8b52-7c7a6aa46b76
Physical science is defined as the study of what?
[ "matter & elements", "biology & light", "matter & energy", "light & matter" ]
matter & energy
sciq
3d96862d-e35b-409e-b006-50a9211944c5
What do you call the two ends of a magnet where the magnetic effect is strongest?
[ "opposites", "plates", "poles", "magnetos" ]
poles
sciq
c73b9b4b-adf1-49e4-9795-cc2467bf34e1
The scale that is used to measure the loudness of sound measures their loudness in what?
[ "waves", "decibels", "weight", "centimeters" ]
decibels
sciq
e86dfaa8-1c45-4ff5-8fe3-06e80bc2adc0
What are located on either side of the pharynx in the throat?
[ "wrinkles", "tonsils", "lymph nodes", "testicles" ]
tonsils
sciq
4733807a-6359-44b4-8666-bcb427264333
What kind of reproduction requires the fusion of male and female gametes?
[ "asexual reproduction", "sexual reproduction", "subject reproduction", "autonomous reproduction" ]
sexual reproduction
sciq
1637cca3-bf96-412c-9218-99ac88489af1
Diseases of the lungs, bronchial tubes, trachea, nose, and throat affect what organ system?
[ "skin", "respiratory", "digestive", "heart" ]
respiratory
sciq
dbb39cd9-3d8f-4a8d-bb5c-b3d938dffa0f
What factor other than genes is important in determining adult height?
[ "nutrition", "relaxation", "intelligence", "cultivation" ]
nutrition
sciq
161374a8-08e3-429c-8cc2-ddc82560dcd2
What does burning wood release into the atmosphere?
[ "carbon dioxide", "hydrogen chloride", "helium", "oxygen" ]
carbon dioxide
sciq
ed6bb102-147a-4169-82d0-e9abaee7e544
The largest region of each of the palatine bone is the what?
[ "abnormal plate", "big plate", "magnetic plate", "horizontal plate" ]
horizontal plate
sciq
2e5b934a-9c67-4950-a9e0-96850a862230
What does viscosity do to liquids?
[ "salinity to flowing", "resistant to flowing", "responsive to flowing", "condusive to flowing" ]
resistant to flowing
sciq
94398cf4-8530-4f33-bb56-3faa2f5c02c9
What system is involved in diseases that include type 1 diabetes, rheumatoid arthritis and multiple sclerosis?
[ "nervous system", "circulatory system", "digestion system", "immune system" ]
immune system
sciq
0d4d80b9-7a81-415d-827b-74e5f4d6a03c
What are are organisms that feed on small pieces of organic matter?
[ "waste feeders", "deposit feeders", "difference feeders", "bottom feeders" ]
deposit feeders
sciq
1f434d2d-93f8-48c3-b018-a8d28186944b
What process would be impossible without some variation in the inherited traits of organisms within a species?
[ "characteristic selection", "environmental selection", "darwin's selection", "natural selection" ]
natural selection
sciq
d6ba9a64-f34f-4d38-83d4-67fcf03c9d90
Monoecious flowers are also known as “perfect” flowers because they contain both types of what organ?
[ "phloem", "sex organ", "vascular organ", "respiratory organ" ]
sex organ
sciq
25f336d1-1078-4045-98af-8013565ef687
Human beings depend on learned behaviors more than any other?
[ "mammals", "species", "Beings", "Organisms" ]
species
sciq
7c478568-8b31-49ad-98d5-1582a7ca14d1
Oxygen, carbon, hydrogen and what other element make up approximately 96% of living matter?
[ "silicon", "helium", "calcium", "nitrogen" ]
nitrogen
sciq
80765617-89f4-469b-87b1-09e3a4c8197d
What type electrical circuits have multiple paths the current may take?
[ "perpendicular", "single loop", "parallel", "serial" ]
parallel
sciq
46542a19-b477-4291-96da-a60a3979eab6
Hydrophobic interactions arise because water molecules engage in what type of bonding with other water molecules?
[ "hydrogen bonding", "aquatic bonding", "oxygen bonding", "helium bonding" ]
hydrogen bonding
sciq
f83267d5-06ea-4d50-bab9-149c484d4bcd
What is the second most common skin cancer?
[ "basal cell carcinoma", "melanoma", "precancerous cell carcinoma", "squamous cell carcinoma" ]
squamous cell carcinoma
sciq
6ce20bce-426e-4a23-a6f4-cabd50a4f4c8
Species divergence often, but not always, occurs because of what type of barrier between species?
[ "emotional", "visible", "language", "physical" ]
physical
sciq
c441f80d-3088-4abf-844a-bbad46dec472
The chytrids the only class in the phylum chytridiomycota is the chytridiomycetes. the chytrids are the simplest and most primitive eumycota, or true this?
[ "acids", "proteins", "organisms", "fungi" ]
fungi
sciq
6f5a4c2a-e428-46c4-a5c8-6dde78e0a38a
Almost all vascular plants have mycorrhizae and rely on their fungal partners for what?
[ "nutrients", "sunlight", "air", "respiration" ]
nutrients
sciq
f9cdd826-70f0-47be-9729-8b9c7e7ebd00
What occurs when there is a sudden and large falling of rocks down a slope?
[ "avalanche", "earthquake", "tsunami", "landslide" ]
landslide
sciq
35745539-7ec0-4755-9012-b4f5d6c1089e
What are gymnosperms lacking compared to most angiosperms?
[ "vascular elements", "muscle elements", "vessel elements", "use elements" ]
vessel elements
sciq
c8c49a52-90a3-484e-aaa6-d344c36863cc
Calculations are described showing conversions between molar mass and what for gases?
[ "density", "length", "volume", "weight" ]
density
sciq
7a18d919-2183-485b-87a3-77fbeebc6486
What sudden ground movement is caused by the sudden release of the energy stored in rocks, which is transmitted in seismic waves?
[ "eruption", "earthquake", "sandstorm", "quicksand" ]
earthquake
sciq
6ade8c43-8a34-4601-b433-07a880b70f40
What is the name for the cooler, darker areas on the sun’s surface?
[ "aurora borealis", "sunspots", "corona", "anomalies" ]
sunspots
sciq
31612e27-9892-41ee-adae-d62d54cbd364
Plants need sunlight for what process?
[ "glycolysis", "photosynthesis", "cyclogenesis", "metamorphosis" ]
photosynthesis
sciq
d9392268-3c1a-49dd-aaf1-a0e1fbc46667
The vast majority of what phenomena occurs along one of three types of plate boundaries?
[ "hurricane", "tornados", "earthquake", "volcanoes" ]
earthquake
sciq
3c341ca0-2f2d-4416-9b05-86856e35259c
What weather events move with the prevailing winds and originate in the trade winds in the northern hemisphere?
[ "hurricanes", "earthquakes", "droughts", "tsunamis" ]
hurricanes
sciq
8a13ee04-4711-4a62-915a-486a72a8883d
What is the name for the male reproductive organs or gonads?
[ "nucleus", "ovaries", "anus", "testes" ]
testes
sciq