q_id
stringlengths 6
6
⌀ | title
stringlengths 3
546
| selftext
stringlengths 0
4.44k
⌀ | category
stringclasses 12
values | subreddit
stringclasses 1
value | answers.a_id
listlengths 1
489
⌀ | answers.text
listlengths 1
4
| answers.score
listlengths 1
4
| answers.text_urls
listlengths 1
489
⌀ | title_urls
listlengths 1
1
⌀ | selftext_urls
listlengths 1
1
⌀ |
|---|---|---|---|---|---|---|---|---|---|---|
null |
Which of the following is the correct answer to the question:
Water follows where sodium ions lead, due to what process?
1. absorption
2. osmosis
3. hydration
4. electrolysis
| null | null | null | null |
[
"absorption",
"osmosis",
"hydration",
"electrolysis"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What group of simple organisms recycles nutrients and has been on earth since long before multicellular life appeared?
1. protists
2. bacteria
3. prokaryotes
4. eukaryotes
| null | null | null | null |
[
"protists",
"bacteria",
"prokaryotes",
"eukaryotes"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the term for dry climate regions at higher altitudes that have short grasses and low bushes?
1. deserts
2. steppes
3. fringes
4. prairie
| null | null | null | null |
[
"deserts",
"steppes",
"fringes",
"prairie"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Changing the frequency of sound waves, will change the _________ of the sound of a musical instrument?
1. distance
2. velocity
3. direction
4. pitch
| null | null | null | null |
[
"distance",
"velocity",
"direction",
"pitch"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What does the term porifera means?
1. poreless
2. pore-bearing
3. pore-clogging
4. pore - signifying
| null | null | null | null |
[
"poreless",
"pore-bearing",
"pore-clogging",
"pore - signifying"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What zone is the narrow strip along the coastline that is covered by water at high tide and exposed to air at low tide?
1. aquifer zone
2. astrolabe zone
3. disturbance zone
4. intertidal zone
| null | null | null | null |
[
"aquifer zone",
"astrolabe zone",
"disturbance zone",
"intertidal zone"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Integral and peripheral proteins are associated with what fatty bilayer?
1. lipid
2. carbohydrate
3. cartilage
4. protein
| null | null | null | null |
[
"lipid",
"carbohydrate",
"cartilage",
"protein"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What effect describes how earth’s rotation steers winds and surface ocean currents?
1. coriolis
2. dorsalis
3. Big Bang theory
4. centripetal force
| null | null | null | null |
[
"coriolis",
"dorsalis",
"Big Bang theory",
"centripetal force"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of shape does sodium chloride have?
1. round
2. cubic
3. trianguler
4. oblong
| null | null | null | null |
[
"round",
"cubic",
"trianguler",
"oblong"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In what form of matter is hydrogen at room temperature?
1. solid
2. liquid
3. gas
4. dissolved
| null | null | null | null |
[
"solid",
"liquid",
"gas",
"dissolved"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the smallest contractile portion of a muscle?
1. sarcomere
2. capillary
3. filaments
4. cell
| null | null | null | null |
[
"sarcomere",
"capillary",
"filaments",
"cell"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Which is the fourth planet from the sun?
1. mars
2. earth
3. jupiter
4. mars
| null | null | null | null |
[
"mars",
"earth",
"jupiter",
"mars"
] |
[
10,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of sti is characterized by blisters?
1. chlamydia
2. gonorrhea
3. syphilis
4. genital herpes
| null | null | null | null |
[
"chlamydia",
"gonorrhea",
"syphilis",
"genital herpes"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Radioactive isotopes are characterized by an unstable what?
1. nuclei
2. shell
3. proton
4. electrons
| null | null | null | null |
[
"nuclei",
"shell",
"proton",
"electrons"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What exposure risk comes with aerobic respiration?
1. carbon toxicity
2. helium toxicity
3. nitrogen toxicity
4. oxygen toxicity
| null | null | null | null |
[
"carbon toxicity",
"helium toxicity",
"nitrogen toxicity",
"oxygen toxicity"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are mammals called that reproduce by laying eggs?
1. marsupials
2. Fish
3. monotremes
4. amphibians
| null | null | null | null |
[
"marsupials",
"Fish",
"monotremes",
"amphibians"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In multicellular organisms, only mutations in cell lines that produce gametes can be passed to what?
1. offspring
2. proteins
3. cells
4. clones
| null | null | null | null |
[
"offspring",
"proteins",
"cells",
"clones"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of invertebrates are jellyfish and corals known as?
1. cephalopods
2. sponges
3. nautilus
4. cnidarians
| null | null | null | null |
[
"cephalopods",
"sponges",
"nautilus",
"cnidarians"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Living things are highly organized following a hierarchy that includes atoms, molecules, organelles, cells, tissues, organs, and organ systems. organisms, in turn, are grouped as populations, communities, ecosystems, and this?
1. endosphere
2. biosphere
3. hydrosphere
4. bionicsphere
| null | null | null | null |
[
"endosphere",
"biosphere",
"hydrosphere",
"bionicsphere"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Carbonic acid can dissociate into hydrogen carbonate ions and what?
1. atoms
2. electrons
3. protons
4. protons
| null | null | null | null |
[
"atoms",
"electrons",
"protons",
"protons"
] |
[
1,
1,
10,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Respiration cycles the organic carbon into which gas?
1. phosphorus dioxide
2. liquid dioxide
3. carbon dioxide
4. oxygen
| null | null | null | null |
[
"phosphorus dioxide",
"liquid dioxide",
"carbon dioxide",
"oxygen"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of bonds between the bases at the center of the dna double helix hold the helix together?
1. helium bonds
2. ionic bonds
3. hydrogen bonds
4. electron bonds
| null | null | null | null |
[
"helium bonds",
"ionic bonds",
"hydrogen bonds",
"electron bonds"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are changes in makeup and chemical properties of matter called?
1. radical changes
2. mineral changes
3. carbonate changes
4. chemical changes
| null | null | null | null |
[
"radical changes",
"mineral changes",
"carbonate changes",
"chemical changes"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Mammals generate heat primarily by maintaining a high rate of what?
1. movement
2. reproduction
3. metabolism
4. respiration
| null | null | null | null |
[
"movement",
"reproduction",
"metabolism",
"respiration"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The fossil record indicates that anthropoids began diverging from other primates about how many million years ago?
1. 60
2. 70
3. 50
4. 40
| null | null | null | null |
[
"60",
"70",
"50",
"40"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the oxygen carrying component of red blood cells called?
1. molecule
2. hemoglobin
3. platlet
4. mitochondria
| null | null | null | null |
[
"molecule",
"hemoglobin",
"platlet",
"mitochondria"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is a disease in which the immune system makes an inflammatory response to a harmless antigen?
1. an allergy
2. cancer
3. bronchitis
4. heartburn
| null | null | null | null |
[
"an allergy",
"cancer",
"bronchitis",
"heartburn"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The umbilical cord connects the fetus to what structure?
1. Ovaries
2. uterus
3. cell
4. placenta
| null | null | null | null |
[
"Ovaries",
"uterus",
"cell",
"placenta"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The vector of what organism is significant on a map showing the location of malaria?
1. mosquito
2. virus
3. fungi
4. worm
| null | null | null | null |
[
"mosquito",
"virus",
"fungi",
"worm"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the smallest particle of an element that still has the properties of that element is called?
1. neutron
2. atom
3. nucleus
4. proton
| null | null | null | null |
[
"neutron",
"atom",
"nucleus",
"proton"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is already causing food and water shortages and species extinctions?
1. zero population growth
2. immigration
3. global warming
4. urbanization
| null | null | null | null |
[
"zero population growth",
"immigration",
"global warming",
"urbanization"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the foundation species of coral reef ecosystems?
1. anemones
2. molluscs
3. crystals
4. coral
| null | null | null | null |
[
"anemones",
"molluscs",
"crystals",
"coral"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
When the ph of precipitation is lowered because of air pollution, what results?
1. abnormal rain
2. climate change
3. acid rain
4. sleet
| null | null | null | null |
[
"abnormal rain",
"climate change",
"acid rain",
"sleet"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of barrier physically blocks pathogens from entering the body?
1. molecular
2. potential
3. mechanical
4. Solid
| null | null | null | null |
[
"molecular",
"potential",
"mechanical",
"Solid"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In what do a roundworm's eggs pass from host to the environment?
1. arms
2. skin
3. mouth
4. feces
| null | null | null | null |
[
"arms",
"skin",
"mouth",
"feces"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the name of the command center of the cell?
1. molecules
2. vacuole
3. nucleus
4. mitochondria
| null | null | null | null |
[
"molecules",
"vacuole",
"nucleus",
"mitochondria"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What does the ending 'ology' refer to?
1. theory of
2. focus of
3. study of
4. Application Of
| null | null | null | null |
[
"theory of",
"focus of",
"study of",
"Application Of"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the only natural phenomenon that causes more damage than earthquakes?
1. hurricanes
2. landslides
3. blizzards
4. volcanos
| null | null | null | null |
[
"hurricanes",
"landslides",
"blizzards",
"volcanos"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the hypothesis that states that the biosphere is its own living organism?
1. Big Bang theory
2. gaia hypothesis
3. Pascal's hypothesis
4. Geiger theory
| null | null | null | null |
[
"Big Bang theory",
"gaia hypothesis",
"Pascal's hypothesis",
"Geiger theory"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The kinetic energy of molecules is generally proportionate to what other property that they have?
1. temperature
2. variation
3. precipitation
4. mass
| null | null | null | null |
[
"temperature",
"variation",
"precipitation",
"mass"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Several neuropeptides, relatively short chains of amino acids, serve as neurotransmitters that operate via metabotropic what?
1. lipids
2. receptors
3. organelles
4. membranes
| null | null | null | null |
[
"lipids",
"receptors",
"organelles",
"membranes"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What kind of process is boiling?
1. cavitation
2. chemical
3. spheroidal
4. isothermal
| null | null | null | null |
[
"cavitation",
"chemical",
"spheroidal",
"isothermal"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In science, what is constantly tested, sometimes revised, sometimes thrown out and sometimes well-established?
1. a technique
2. a study
3. a theory
4. a variable
| null | null | null | null |
[
"a technique",
"a study",
"a theory",
"a variable"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the name of the process in which both the system and its environment can return to exactly the states they were in by following the reverse path?
1. conductive process
2. Different Process
3. Remote process
4. reversible process
| null | null | null | null |
[
"conductive process",
"Different Process",
"Remote process",
"reversible process"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What must be present on a plant where ladybugs will lay their eggs?
1. dew drops
2. mites
3. butterflies
4. aphids
| null | null | null | null |
[
"dew drops",
"mites",
"butterflies",
"aphids"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
In birds, lightweight air-filled bones and a large four-chambered heart are examples of adaptations for what purpose?
1. speed
2. mating
3. long lifespan
4. flight
| null | null | null | null |
[
"speed",
"mating",
"long lifespan",
"flight"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Chemical and solar cells are devices that change chemical or light energy to what?
1. temperature energy
2. occurring energy
3. cellular
4. electrical energy
| null | null | null | null |
[
"temperature energy",
"occurring energy",
"cellular",
"electrical energy"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Stoichiometric coefficients are used in chemical equations to indicate the amounts of reactants and what?
1. consumers
2. imports
3. fuels
4. products
| null | null | null | null |
[
"consumers",
"imports",
"fuels",
"products"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Like acetic acid, pentanoic acid is what kind of acid?
1. amino
2. carbonic
3. hydroxyl
4. carboxylic
| null | null | null | null |
[
"amino",
"carbonic",
"hydroxyl",
"carboxylic"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
A solute generally has what effect on the boiling point of a solvent?
1. raises
2. none
3. lowers
4. randomizes
| null | null | null | null |
[
"raises",
"none",
"lowers",
"randomizes"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of climates are found around the equator?
1. tundras
2. tropical
3. arid
4. arctics
| null | null | null | null |
[
"tundras",
"tropical",
"arid",
"arctics"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What kind of planet do we consider ceres to be?
1. minor planet
2. gas planet
3. binary planet
4. dwarf planet
| null | null | null | null |
[
"minor planet",
"gas planet",
"binary planet",
"dwarf planet"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
How many pairs of legs does a millipede have per body segment?
1. one
2. four
3. two
4. eight
| null | null | null | null |
[
"one",
"four",
"two",
"eight"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the fertilization step in the sexual reproduction of plants?
1. evolution
2. Fornications
3. hibernation
4. pollination
| null | null | null | null |
[
"evolution",
"Fornications",
"hibernation",
"pollination"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
How do you add two dimensional vectors?
1. graphically
2. linearly
3. geometrically
4. topologically
| null | null | null | null |
[
"graphically",
"linearly",
"geometrically",
"topologically"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The fact that all living things share the same biochemical building blocks is molecular evidence of what theorized process?
1. emergence
2. evolution
3. creation
4. generation
| null | null | null | null |
[
"emergence",
"evolution",
"creation",
"generation"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
When the monocilia are defective, what is disrupted?
1. triggering
2. predicting
3. signaling
4. inhibiting
| null | null | null | null |
[
"triggering",
"predicting",
"signaling",
"inhibiting"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is a copy of an object that is formed by reflected light?
1. example
2. image
3. deflection
4. instance
| null | null | null | null |
[
"example",
"image",
"deflection",
"instance"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Hypoxia is a condition of the reduced supply of what?
1. nitrogen
2. oxygen
3. food
4. methane
| null | null | null | null |
[
"nitrogen",
"oxygen",
"food",
"methane"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What part of an atom is positive due to the presence of positively charged protons?
1. Neutron
2. Proton
3. nucleus
4. Electron
| null | null | null | null |
[
"Neutron",
"Proton",
"nucleus",
"Electron"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Organs of what male biological system include the penis, testes, and epididymis?
1. circulatory system
2. romantic system
3. reproductive system
4. immune system
| null | null | null | null |
[
"circulatory system",
"romantic system",
"reproductive system",
"immune system"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
At certain times of year, a stream or river may overflow its banks. what is the area of land that is flooded called?
1. floodplain
2. run off
3. inlet
4. lowland
| null | null | null | null |
[
"floodplain",
"run off",
"inlet",
"lowland"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are the major types anchoring proteins?
1. semimetals and occludins
2. amino and fatty acids
3. claudins and occludins
4. claudins and semimetals
| null | null | null | null |
[
"semimetals and occludins",
"amino and fatty acids",
"claudins and occludins",
"claudins and semimetals"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The process where an atomic nucleus breaks apart into two less massive nuclei is known as ______.
1. collision
2. fusion
3. diffusion
4. fission
| null | null | null | null |
[
"collision",
"fusion",
"diffusion",
"fission"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Sugar and starch are examples of what type of nutrient?
1. vitamins
2. proteins
3. fat
4. carbohydrates
| null | null | null | null |
[
"vitamins",
"proteins",
"fat",
"carbohydrates"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What term describes a property of a liquid based on the strength of its intermolecular forces?
1. cellular pressure
2. vapor pressure
3. tissue pressure
4. analogous pressure
| null | null | null | null |
[
"cellular pressure",
"vapor pressure",
"tissue pressure",
"analogous pressure"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What do a river and all its tributaries make up?
1. food system
2. abundance system
3. river system
4. water system
| null | null | null | null |
[
"food system",
"abundance system",
"river system",
"water system"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What structure is the site of all of the basic biochemical processes that keep organisms alive?
1. Atom
2. particle
3. Element
4. cell
| null | null | null | null |
[
"Atom",
"particle",
"Element",
"cell"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
How does the magnetic field produced by a current in a wire move?
1. slowly
2. in concentric circles
3. intermittently
4. counterclockwise
| null | null | null | null |
[
"slowly",
"in concentric circles",
"intermittently",
"counterclockwise"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What are the 3 types of volcanoes?
1. crude , shield , cinder cones
2. composite, seismic, fault
3. composite, shield, cinder cones
4. composite , atop , cinder cones
| null | null | null | null |
[
"crude , shield , cinder cones",
"composite, seismic, fault",
"composite, shield, cinder cones",
"composite , atop , cinder cones"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
The fast motion of gas particles gives them a relatively large amount of what energy?
1. kinetic energy
2. Chemical energy
3. residual energy
4. Potential energy
| null | null | null | null |
[
"kinetic energy",
"Chemical energy",
"residual energy",
"Potential energy"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
When do alkane reactions usually occur?
1. in cold climates
2. underwater
3. under extreme conditions
4. at high altitudes
| null | null | null | null |
[
"in cold climates",
"underwater",
"under extreme conditions",
"at high altitudes"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What do you call scientists that study the weather, specifically?
1. forecasters
2. meteorologists
3. hydrologists
4. geologists
| null | null | null | null |
[
"forecasters",
"meteorologists",
"hydrologists",
"geologists"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What replicates in the s phase of interphase, resulting in chromosomes composed of two linked sister chromatids?
1. hormones
2. protein
3. RNA
4. dna
| null | null | null | null |
[
"hormones",
"protein",
"RNA",
"dna"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is located beneath the lithosphere?
1. hydropshere
2. asthenosphere
3. magnetosphere
4. troposphere
| null | null | null | null |
[
"hydropshere",
"asthenosphere",
"magnetosphere",
"troposphere"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What travels 9.5 trillion kilometers a year?
1. light
2. electricity
3. Sound
4. air
| null | null | null | null |
[
"light",
"electricity",
"Sound",
"air"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What population on earth is already harming the environment due to less resources to go around?
1. insects
2. humans
3. rats
4. whales
| null | null | null | null |
[
"insects",
"humans",
"rats",
"whales"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the female reproductive structure of a flower called?
1. the pollinator
2. the stamen
3. the pistil
4. the stigma
| null | null | null | null |
[
"the pollinator",
"the stamen",
"the pistil",
"the stigma"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Red giants are stars that fuse what element into larger atoms?
1. oxygen
2. carbon
3. hydrogen
4. helium
| null | null | null | null |
[
"oxygen",
"carbon",
"hydrogen",
"helium"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What normal bodily occurrence can cause skeletal muscles to involuntarily contract?
1. thinking
2. respiration
3. movement
4. reflexes
| null | null | null | null |
[
"thinking",
"respiration",
"movement",
"reflexes"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the outer layer of the adrenal gland called?
1. adrenal cortex
2. adrenal skin
3. zona reticularis
4. medulla
| null | null | null | null |
[
"adrenal cortex",
"adrenal skin",
"zona reticularis",
"medulla"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Why would prokaryotes be chemotrophs instead of phototrophs in a deep-sea hydrothermal vent?
1. too much light
2. too much heat
3. too cold
4. lack of light
| null | null | null | null |
[
"too much light",
"too much heat",
"too cold",
"lack of light"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
How do wolves learn to hunt as a group?
1. observational learning
2. trial and error
3. mirroring
4. primordial learning
| null | null | null | null |
[
"observational learning",
"trial and error",
"mirroring",
"primordial learning"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the common term for water in its solid state?
1. vapor
2. precipitation
3. ice
4. sea
| null | null | null | null |
[
"vapor",
"precipitation",
"ice",
"sea"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
If an air mass forms over an ocean it is called what type of air mass?
1. cumulus
2. tropical
3. hurricane
4. maritime
| null | null | null | null |
[
"cumulus",
"tropical",
"hurricane",
"maritime"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the middle layer that hair pass through before exiting at the surface of the skin?
1. epidermis
2. cuticle
3. epithelial tissue
4. dermis
| null | null | null | null |
[
"epidermis",
"cuticle",
"epithelial tissue",
"dermis"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
High per capita use of what means the ecological footprint of the united states is large?
1. green energy
2. food
3. money
4. resources
| null | null | null | null |
[
"green energy",
"food",
"money",
"resources"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Lakes, ponds, streams, springs, and wetlands are?
1. salt water bodies
2. fresh water bodies
3. man-made structures
4. land formations
| null | null | null | null |
[
"salt water bodies",
"fresh water bodies",
"man-made structures",
"land formations"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the the force of attraction that holds together ions?
1. magnetic bond
2. ionic bond
3. soluble bond
4. covalent bond
| null | null | null | null |
[
"magnetic bond",
"ionic bond",
"soluble bond",
"covalent bond"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the ability of a material to return to its original shape after being stretched or compressed?
1. viscosity
2. elasticity
3. acidity
4. solubility
| null | null | null | null |
[
"viscosity",
"elasticity",
"acidity",
"solubility"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
How much of the soil is made of pieces of rock and minerals?
1. three fourth
2. one third
3. two third
4. about half
| null | null | null | null |
[
"three fourth",
"one third",
"two third",
"about half"
] |
[
1,
1,
1,
10
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Comprised mainly of collagen and associated with long bones and the skull, hyaline is the most widespread type of what?
1. cytoplasm
2. enzymes
3. collagen
4. tissue
| null | null | null | null |
[
"cytoplasm",
"enzymes",
"collagen",
"tissue"
] |
[
1,
1,
10,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Bacterial dna is contained in one circular chromosome, located where?
1. mucus
2. cytoplasm
3. cerebellum
4. neuron
| null | null | null | null |
[
"mucus",
"cytoplasm",
"cerebellum",
"neuron"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
During which phase is the moon more than half lit but not full?
1. waxing
2. gibbous phase
3. crescent
4. new
| null | null | null | null |
[
"waxing",
"gibbous phase",
"crescent",
"new"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What force is caused by microscopic bumps, lumps, and imperfections colliding?
1. tension
2. friction
3. motion
4. gravitational
| null | null | null | null |
[
"tension",
"friction",
"motion",
"gravitational"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is the period during which humans become sexually mature called?
1. puberty
2. adulthood
3. adolescence
4. maturity
| null | null | null | null |
[
"puberty",
"adulthood",
"adolescence",
"maturity"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is another word for brooding- keeping eggs warm while the embryos develop?
1. spawning
2. incubation
3. hibernation
4. fertilization
| null | null | null | null |
[
"spawning",
"incubation",
"hibernation",
"fertilization"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
Which type of natural disturbance in temperate grasslands, can be caused by a lightning strike?
1. fire
2. mass extinction
3. drought
4. avalanche
| null | null | null | null |
[
"fire",
"mass extinction",
"drought",
"avalanche"
] |
[
10,
1,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What is another name for mother of pearl?
1. calcium
2. nacre
3. pigment
4. enamel
| null | null | null | null |
[
"calcium",
"nacre",
"pigment",
"enamel"
] |
[
1,
10,
1,
1
] | null | null | null |
null |
Which of the following is the correct answer to the question:
What type of salts are secreted into the small intestine to aid in the digestion of fats?
1. sodium
2. bile
3. Table Salt
4. zinc
| null | null | null | null |
[
"sodium",
"bile",
"Table Salt",
"zinc"
] |
[
1,
10,
1,
1
] | null | null | null |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.