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stringlengths 4
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|---|---|---|---|---|---|
what causes iron in rocks to oxidize?
|
[
"a tree falling",
"oxidation reaction",
"exposure to cold",
"chemical disintegration",
"hydrogen and oxygen",
"basic building blocks of life",
"fissures of hot, acidic water",
"flow of electrons"
] |
chemical disintegration
|
Answer the following multiple-choice question.
Question: what causes iron in rocks to oxidize?
Options:
A. a tree falling
B. oxidation reaction
C. exposure to cold
D. chemical disintegration
E. hydrogen and oxygen
F. basic building blocks of life
G. fissures of hot, acidic water
H. flow of electrons
Which option is correct and why?
|
The correct answer is: chemical disintegration.
|
D
|
A dead giant sequoia
|
[
"turns into mistletoe",
"flies away",
"drops pine needles",
"falls down"
] |
falls down
|
Answer the following multiple-choice question.
Question: A dead giant sequoia
Options:
A. turns into mistletoe
B. flies away
C. drops pine needles
D. falls down
Which option is correct and why?
|
The correct answer is: falls down.
|
D
|
What typically travel long distances?
|
[
"slugs",
"snails",
"home bodies",
"manatees",
"supersonic",
"trains",
"humans",
"Cars"
] |
manatees
|
Answer the following multiple-choice question.
Question: What typically travel long distances?
Options:
A. slugs
B. snails
C. home bodies
D. manatees
E. supersonic
F. trains
G. humans
H. Cars
Which option is correct and why?
|
The correct answer is: manatees.
|
D
|
What is a measurement of the amount of variation of the species in a given area called?
|
[
"ecosystem",
"biodiversity",
"population",
"degradation"
] |
biodiversity
|
Answer the following multiple-choice question.
Question: What is a measurement of the amount of variation of the species in a given area called?
Options:
A. ecosystem
B. biodiversity
C. population
D. degradation
Which option is correct and why?
|
The correct answer is: biodiversity.
|
B
|
Gravitational force on a large scale dominates interactions between large objects because it is always what?
|
[
"attractive",
"vulnerable",
"ugly",
"suitable"
] |
attractive
|
Answer the following multiple-choice question.
Question: Gravitational force on a large scale dominates interactions between large objects because it is always what?
Options:
A. attractive
B. vulnerable
C. ugly
D. suitable
Which option is correct and why?
|
The correct answer is: attractive.
|
A
|
Potential energy is not only associated with the location of matter, but also with the structure of matter. even a spring on the ground has potential energy if it is what?
|
[
"compressed",
"watched",
"ignored",
"coupled"
] |
compressed
|
Answer the following multiple-choice question.
Question: Potential energy is not only associated with the location of matter, but also with the structure of matter. even a spring on the ground has potential energy if it is what?
Options:
A. compressed
B. watched
C. ignored
D. coupled
Which option is correct and why?
|
The correct answer is: compressed.
|
A
|
On the ventral side of the embryonic disc, opposite the amnion, cells in the lower layer of the embryonic disk (the hypoblast) extend into the blastocyst cavity and form this?
|
[
"embryo sac",
"neural sac",
"algae sac",
"yolk sac"
] |
yolk sac
|
Answer the following multiple-choice question.
Question: On the ventral side of the embryonic disc, opposite the amnion, cells in the lower layer of the embryonic disk (the hypoblast) extend into the blastocyst cavity and form this?
Options:
A. embryo sac
B. neural sac
C. algae sac
D. yolk sac
Which option is correct and why?
|
The correct answer is: yolk sac.
|
D
|
What is our sun's next stage called?
|
[
"super nova",
"red giant",
"blue giant",
"white giant"
] |
red giant
|
Answer the following multiple-choice question.
Question: What is our sun's next stage called?
Options:
A. super nova
B. red giant
C. blue giant
D. white giant
Which option is correct and why?
|
The correct answer is: red giant.
|
B
|
What do you call the movement of a substance from an area of a higher amount toward an area of lower amount?
|
[
"precipitation",
"diffusion",
"filtration",
"extraction"
] |
diffusion
|
Answer the following multiple-choice question.
Question: What do you call the movement of a substance from an area of a higher amount toward an area of lower amount?
Options:
A. precipitation
B. diffusion
C. filtration
D. extraction
Which option is correct and why?
|
The correct answer is: diffusion.
|
B
|
What does the gizzard in birds contain that allows them to grind food?
|
[
"acid",
"teeth",
"bile",
"swallowed stones"
] |
swallowed stones
|
Answer the following multiple-choice question.
Question: What does the gizzard in birds contain that allows them to grind food?
Options:
A. acid
B. teeth
C. bile
D. swallowed stones
Which option is correct and why?
|
The correct answer is: swallowed stones.
|
D
|
What do herbaceous plants supply the world with?
|
[
"oxygen",
"growth",
"Energy",
"Crops",
"seeds",
"food",
"life",
"Carbon"
] |
food
|
Answer the following multiple-choice question.
Question: What do herbaceous plants supply the world with?
Options:
A. oxygen
B. growth
C. Energy
D. Crops
E. seeds
F. food
G. life
H. Carbon
Which option is correct and why?
|
The correct answer is: food.
|
A
|
What would potentially be attracted to a magnet?
|
[
"a zipper",
"a cat",
"a lightbulb",
"a bench"
] |
a zipper
|
Answer the following multiple-choice question.
Question: What would potentially be attracted to a magnet?
Options:
A. a zipper
B. a cat
C. a lightbulb
D. a bench
Which option is correct and why?
|
The correct answer is: a zipper.
|
A
|
What take the shape of their container, and are relatively easy to compress?
|
[
"molecules",
"semi-fluids",
"fluids",
"gases"
] |
gases
|
Answer the following multiple-choice question.
Question: What take the shape of their container, and are relatively easy to compress?
Options:
A. molecules
B. semi-fluids
C. fluids
D. gases
Which option is correct and why?
|
The correct answer is: gases.
|
D
|
A non-bony skeleton that forms outside of the body is known as a what?
|
[
"endoskeleton",
"excitoskeleton",
"exoskeleton",
"exoplate"
] |
exoskeleton
|
Answer the following multiple-choice question.
Question: A non-bony skeleton that forms outside of the body is known as a what?
Options:
A. endoskeleton
B. excitoskeleton
C. exoskeleton
D. exoplate
Which option is correct and why?
|
The correct answer is: exoskeleton.
|
C
|
Dna encodes instructions for what kind of molecules?
|
[
"cells",
"fats",
"proteins",
"acids"
] |
proteins
|
Answer the following multiple-choice question.
Question: Dna encodes instructions for what kind of molecules?
Options:
A. cells
B. fats
C. proteins
D. acids
Which option is correct and why?
|
The correct answer is: proteins.
|
C
|
Varves form in lakes covered by what?
|
[
"bridges",
"ice",
"soot",
"coral reef"
] |
ice
|
Answer the following multiple-choice question.
Question: Varves form in lakes covered by what?
Options:
A. bridges
B. ice
C. soot
D. coral reef
Which option is correct and why?
|
The correct answer is: ice.
|
B
|
What is the tectonic zone called where two plates come together?
|
[
"paralleled boundary",
"lateral boundary",
"convergent boundary",
"precursors boundary"
] |
convergent boundary
|
Answer the following multiple-choice question.
Question: What is the tectonic zone called where two plates come together?
Options:
A. paralleled boundary
B. lateral boundary
C. convergent boundary
D. precursors boundary
Which option is correct and why?
|
The correct answer is: convergent boundary.
|
C
|
What does magma that cools underground form?
|
[
"anomalies",
"plates",
"cracks",
"intrusions"
] |
intrusions
|
Answer the following multiple-choice question.
Question: What does magma that cools underground form?
Options:
A. anomalies
B. plates
C. cracks
D. intrusions
Which option is correct and why?
|
The correct answer is: intrusions.
|
D
|
Where do most cnidarians live?
|
[
"ocean",
"hills",
"rocks",
"grass"
] |
ocean
|
Answer the following multiple-choice question.
Question: Where do most cnidarians live?
Options:
A. ocean
B. hills
C. rocks
D. grass
Which option is correct and why?
|
The correct answer is: ocean.
|
A
|
When solids change to gasses, they generally pass through what other state?
|
[
"carbon",
"chemical",
"frozen",
"liquid"
] |
liquid
|
Answer the following multiple-choice question.
Question: When solids change to gasses, they generally pass through what other state?
Options:
A. carbon
B. chemical
C. frozen
D. liquid
Which option is correct and why?
|
The correct answer is: liquid.
|
D
|
A calf that dies will eventually
|
[
"disintegrate",
"fall",
"starve",
"wrinkle"
] |
disintegrate
|
Answer the following multiple-choice question.
Question: A calf that dies will eventually
Options:
A. disintegrate
B. fall
C. starve
D. wrinkle
Which option is correct and why?
|
The correct answer is: disintegrate.
|
A
|
what lack respiratory and excretory systems?
|
[
"fish",
"graptolites",
"starfish",
"waste",
"humans",
"barnacles",
"insects",
"ferns"
] |
starfish
|
Answer the following multiple-choice question.
Question: what lack respiratory and excretory systems?
Options:
A. fish
B. graptolites
C. starfish
D. waste
E. humans
F. barnacles
G. insects
H. ferns
Which option is correct and why?
|
The correct answer is: starfish.
|
C
|
Which of these are inherited instead of acquired?
|
[
"wealth",
"height",
"prison time served",
"wisdom"
] |
height
|
Answer the following multiple-choice question.
Question: Which of these are inherited instead of acquired?
Options:
A. wealth
B. height
C. prison time served
D. wisdom
Which option is correct and why?
|
The correct answer is: height.
|
B
|
Both endocytosis and ______ are active transport processes.
|
[
"cellular respiration",
"biosynthesis",
"exocytosis",
"proteolysis"
] |
exocytosis
|
Answer the following multiple-choice question.
Question: Both endocytosis and ______ are active transport processes.
Options:
A. cellular respiration
B. biosynthesis
C. exocytosis
D. proteolysis
Which option is correct and why?
|
The correct answer is: exocytosis.
|
C
|
adult what are attached permanently, immobile?
|
[
"the eyes",
"bears",
"four limbs",
"insects",
"barnacles",
"salmon",
"sponges",
"fungi"
] |
sponges
|
Answer the following multiple-choice question.
Question: adult what are attached permanently, immobile?
Options:
A. the eyes
B. bears
C. four limbs
D. insects
E. barnacles
F. salmon
G. sponges
H. fungi
Which option is correct and why?
|
The correct answer is: sponges.
|
A
|
What is the name of the life stage when a child becomes sexually mature?
|
[
"adulthood",
"adolescence",
"puberty",
"maturity"
] |
puberty
|
Answer the following multiple-choice question.
Question: What is the name of the life stage when a child becomes sexually mature?
Options:
A. adulthood
B. adolescence
C. puberty
D. maturity
Which option is correct and why?
|
The correct answer is: puberty.
|
C
|
The ground shakes as a result of the movement of what?
|
[
"Earth's core",
"Electrical energy",
"tectonic plates",
"kinetic energy",
"vehicles",
"electromagnetic energy",
"earth",
"magnetics"
] |
tectonic plates
|
Answer the following multiple-choice question.
Question: The ground shakes as a result of the movement of what?
Options:
A. Earth's core
B. Electrical energy
C. tectonic plates
D. kinetic energy
E. vehicles
F. electromagnetic energy
G. earth
H. magnetics
Which option is correct and why?
|
The correct answer is: tectonic plates.
|
C
|
It's easiest to boil twisty noodles on a
|
[
"rubber tire",
"copper burner",
"wooden crate",
"plastic legos"
] |
copper burner
|
Answer the following multiple-choice question.
Question: It's easiest to boil twisty noodles on a
Options:
A. rubber tire
B. copper burner
C. wooden crate
D. plastic legos
Which option is correct and why?
|
The correct answer is: copper burner.
|
B
|
What is it called when the chance that a certain event will occur?
|
[
"mutation",
"procession",
"difficulty",
"probability"
] |
probability
|
Answer the following multiple-choice question.
Question: What is it called when the chance that a certain event will occur?
Options:
A. mutation
B. procession
C. difficulty
D. probability
Which option is correct and why?
|
The correct answer is: probability.
|
D
|
Which organisms break down either organic or inorganic molecules to supply energy for the cell?
|
[
"asexual organisms",
"spicule organisms",
"photoreactive organisms",
"chemotrophic organisms"
] |
chemotrophic organisms
|
Answer the following multiple-choice question.
Question: Which organisms break down either organic or inorganic molecules to supply energy for the cell?
Options:
A. asexual organisms
B. spicule organisms
C. photoreactive organisms
D. chemotrophic organisms
Which option is correct and why?
|
The correct answer is: chemotrophic organisms.
|
D
|
what do proteins fight?
|
[
"heat",
"calories",
"carbohydrates",
"illness",
"parasites",
"fat",
"resistance",
"antigens"
] |
antigens
|
Answer the following multiple-choice question.
Question: what do proteins fight?
Options:
A. heat
B. calories
C. carbohydrates
D. illness
E. parasites
F. fat
G. resistance
H. antigens
Which option is correct and why?
|
The correct answer is: antigens.
|
A
|
Somatosensation includes all sensation received from the skin and mucous membranes, as well as from these?
|
[
"glial cells",
"five senses",
"limbs and joints",
"organs"
] |
limbs and joints
|
Answer the following multiple-choice question.
Question: Somatosensation includes all sensation received from the skin and mucous membranes, as well as from these?
Options:
A. glial cells
B. five senses
C. limbs and joints
D. organs
Which option is correct and why?
|
The correct answer is: limbs and joints.
|
C
|
Ways to reuse paper could be
|
[
"use as window cleaner",
"make a new dress",
"make a new shoe",
"build a new home"
] |
use as window cleaner
|
Answer the following multiple-choice question.
Question: Ways to reuse paper could be
Options:
A. use as window cleaner
B. make a new dress
C. make a new shoe
D. build a new home
Which option is correct and why?
|
The correct answer is: use as window cleaner.
|
A
|
The development of specific structures in specific locations is called what?
|
[
"speciation",
"pattern formation",
"specialty skills",
"adaptation"
] |
pattern formation
|
Answer the following multiple-choice question.
Question: The development of specific structures in specific locations is called what?
Options:
A. speciation
B. pattern formation
C. specialty skills
D. adaptation
Which option is correct and why?
|
The correct answer is: pattern formation.
|
B
|
What is it called when when gametes unite in fertilization?
|
[
"PDAs",
"pollen",
"seeds",
"Winter",
"autumn",
"offspring",
"a wave",
"Syngamy"
] |
Syngamy
|
Answer the following multiple-choice question.
Question: What is it called when when gametes unite in fertilization?
Options:
A. PDAs
B. pollen
C. seeds
D. Winter
E. autumn
F. offspring
G. a wave
H. Syngamy
Which option is correct and why?
|
The correct answer is: Syngamy.
|
A
|
What type of thin lava forms shapes and tubes as it flows?
|
[
"xeric",
"pāhoehoe",
"spicule",
"xerophyte"
] |
pāhoehoe
|
Answer the following multiple-choice question.
Question: What type of thin lava forms shapes and tubes as it flows?
Options:
A. xeric
B. pāhoehoe
C. spicule
D. xerophyte
Which option is correct and why?
|
The correct answer is: pāhoehoe.
|
B
|
Sporangia produce spores that develop into what gametophytes?
|
[
"peachleaf willow",
"green photosynthetic",
"Chlorophyll",
"photosynthesis",
"Most plants",
"graptolites",
"members of their own species",
"in the autumn season"
] |
green photosynthetic
|
Answer the following multiple-choice question.
Question: Sporangia produce spores that develop into what gametophytes?
Options:
A. peachleaf willow
B. green photosynthetic
C. Chlorophyll
D. photosynthesis
E. Most plants
F. graptolites
G. members of their own species
H. in the autumn season
Which option is correct and why?
|
The correct answer is: green photosynthetic.
|
B
|
What are used to balance chemical equations?
|
[
"densities",
"velocities",
"coefficients",
"fractions"
] |
coefficients
|
Answer the following multiple-choice question.
Question: What are used to balance chemical equations?
Options:
A. densities
B. velocities
C. coefficients
D. fractions
Which option is correct and why?
|
The correct answer is: coefficients.
|
C
|
Meiosis, like mitosis, is preceded by the duplication of what?
|
[
"chloroforms",
"chromosomes",
"ribosomes",
"neutrons"
] |
chromosomes
|
Answer the following multiple-choice question.
Question: Meiosis, like mitosis, is preceded by the duplication of what?
Options:
A. chloroforms
B. chromosomes
C. ribosomes
D. neutrons
Which option is correct and why?
|
The correct answer is: chromosomes.
|
B
|
A structure composed of two or more types of tissues that work together to perform the same function is called?
|
[
"organ",
"System",
"Group",
"order"
] |
organ
|
Answer the following multiple-choice question.
Question: A structure composed of two or more types of tissues that work together to perform the same function is called?
Options:
A. organ
B. System
C. Group
D. order
Which option is correct and why?
|
The correct answer is: organ.
|
A
|
Which can be fully toggled back and forth
|
[
"steam and rain",
"batter and cake",
"wood and ash",
"food and feces"
] |
steam and rain
|
Answer the following multiple-choice question.
Question: Which can be fully toggled back and forth
Options:
A. steam and rain
B. batter and cake
C. wood and ash
D. food and feces
Which option is correct and why?
|
The correct answer is: steam and rain.
|
A
|
A glacier moves like a
|
[
"crocodile",
"tortoise",
"Komodo dragon",
"rattlesnake"
] |
tortoise
|
Answer the following multiple-choice question.
Question: A glacier moves like a
Options:
A. crocodile
B. tortoise
C. Komodo dragon
D. rattlesnake
Which option is correct and why?
|
The correct answer is: tortoise.
|
B
|
What do phones require to function?
|
[
"encoded information",
"graduated cylinderr",
"math",
"electrically",
"electrical energy",
"magnifying glass",
"hydrogen and oxygen",
"electromagnetic energy"
] |
electrical energy
|
Answer the following multiple-choice question.
Question: What do phones require to function?
Options:
A. encoded information
B. graduated cylinderr
C. math
D. electrically
E. electrical energy
F. magnifying glass
G. hydrogen and oxygen
H. electromagnetic energy
Which option is correct and why?
|
The correct answer is: electrical energy.
|
E
|
Where is it most likely to rain?
|
[
"in the state of New Mexico",
"at a seaside resort",
"at a cabin in the desert",
"on one's wedding day"
] |
at a seaside resort
|
Answer the following multiple-choice question.
Question: Where is it most likely to rain?
Options:
A. in the state of New Mexico
B. at a seaside resort
C. at a cabin in the desert
D. on one's wedding day
Which option is correct and why?
|
The correct answer is: at a seaside resort.
|
B
|
Most canyons are formed by rivers flowing and what type of erosion?
|
[
"forces",
"mechanical",
"uncontrolled",
"geological",
"Water expanding",
"flooding",
"thrust",
"barrel-shaped"
] |
geological
|
Answer the following multiple-choice question.
Question: Most canyons are formed by rivers flowing and what type of erosion?
Options:
A. forces
B. mechanical
C. uncontrolled
D. geological
E. Water expanding
F. flooding
G. thrust
H. barrel-shaped
Which option is correct and why?
|
The correct answer is: geological.
|
D
|
Dropping an object into the water does what?
|
[
"friction",
"Movement",
"Physical weathering",
"attracts fish",
"reduced heat",
"mechanical",
"protect them",
"It gets heated up"
] |
attracts fish
|
Answer the following multiple-choice question.
Question: Dropping an object into the water does what?
Options:
A. friction
B. Movement
C. Physical weathering
D. attracts fish
E. reduced heat
F. mechanical
G. protect them
H. It gets heated up
Which option is correct and why?
|
The correct answer is: attracts fish.
|
D
|
In science, what is a bit of information that is true?
|
[
"a fact",
"lie",
"falsehood",
"theory"
] |
a fact
|
Answer the following multiple-choice question.
Question: In science, what is a bit of information that is true?
Options:
A. a fact
B. lie
C. falsehood
D. theory
Which option is correct and why?
|
The correct answer is: a fact.
|
A
|
What layer of soil, essential for farming, has the highest proportion of organic material?
|
[
"topsoil",
"subsoil",
"humus",
"bedrock"
] |
topsoil
|
Answer the following multiple-choice question.
Question: What layer of soil, essential for farming, has the highest proportion of organic material?
Options:
A. topsoil
B. subsoil
C. humus
D. bedrock
Which option is correct and why?
|
The correct answer is: topsoil.
|
A
|
Rudolf virchow developed the hypothesis that cells only come from other cells in what year?
|
[
"1868",
"1848",
"1858",
"1898"
] |
1858
|
Answer the following multiple-choice question.
Question: Rudolf virchow developed the hypothesis that cells only come from other cells in what year?
Options:
A. 1868
B. 1848
C. 1858
D. 1898
Which option is correct and why?
|
The correct answer is: 1858.
|
C
|
Which is the most accurate statement?
|
[
"rocks grow to reach the size they are today",
"oaks grow to reach the size they are today",
"cell phones grow to reach the size they are today",
"plastic forks grow to reach the size they are today"
] |
oaks grow to reach the size they are today
|
Answer the following multiple-choice question.
Question: Which is the most accurate statement?
Options:
A. rocks grow to reach the size they are today
B. oaks grow to reach the size they are today
C. cell phones grow to reach the size they are today
D. plastic forks grow to reach the size they are today
Which option is correct and why?
|
The correct answer is: oaks grow to reach the size they are today.
|
B
|
What group of simple organisms recycles nutrients and has been on earth since long before multicellular life appeared?
|
[
"bacteria",
"protists",
"eukaryotes",
"prokaryotes"
] |
prokaryotes
|
Answer the following multiple-choice question.
Question: What group of simple organisms recycles nutrients and has been on earth since long before multicellular life appeared?
Options:
A. bacteria
B. protists
C. eukaryotes
D. prokaryotes
Which option is correct and why?
|
The correct answer is: prokaryotes.
|
D
|
Studies have shown that not only does reproduction have a cost as far as how long male fruit flies live, but also fruit flies that have already mated several times have limited amounts of this?
|
[
"eggs",
"sperm",
"chromosomes",
"dna"
] |
sperm
|
Answer the following multiple-choice question.
Question: Studies have shown that not only does reproduction have a cost as far as how long male fruit flies live, but also fruit flies that have already mated several times have limited amounts of this?
Options:
A. eggs
B. sperm
C. chromosomes
D. dna
Which option is correct and why?
|
The correct answer is: sperm.
|
B
|
Organisms use fat to what?
|
[
"sleep",
"eat energy",
"Energy",
"staying warm",
"survive",
"be paralyzed",
"store energy",
"allow growth"
] |
store energy
|
Answer the following multiple-choice question.
Question: Organisms use fat to what?
Options:
A. sleep
B. eat energy
C. Energy
D. staying warm
E. survive
F. be paralyzed
G. store energy
H. allow growth
Which option is correct and why?
|
The correct answer is: store energy.
|
A
|
Like the strings of cello, anything that vibrates produces waves of what?
|
[
"sound",
"heating",
"light",
"energy"
] |
energy
|
Answer the following multiple-choice question.
Question: Like the strings of cello, anything that vibrates produces waves of what?
Options:
A. sound
B. heating
C. light
D. energy
Which option is correct and why?
|
The correct answer is: energy.
|
D
|
Reflectors are used to reflect light on
|
[
"cardboard",
"paint",
"buses",
"birds"
] |
buses
|
Answer the following multiple-choice question.
Question: Reflectors are used to reflect light on
Options:
A. cardboard
B. paint
C. buses
D. birds
Which option is correct and why?
|
The correct answer is: buses.
|
C
|
What kinds of acids are proteins made out of?
|
[
"acetic acids",
"amino acids",
"protein acids",
"sequence acids"
] |
amino acids
|
Answer the following multiple-choice question.
Question: What kinds of acids are proteins made out of?
Options:
A. acetic acids
B. amino acids
C. protein acids
D. sequence acids
Which option is correct and why?
|
The correct answer is: amino acids.
|
B
|
what contains DNA?
|
[
"ovum",
"DNA",
"HPV",
"p53",
"HIV",
"O3",
"RNA",
"gene"
] |
HIV
|
Answer the following multiple-choice question.
Question: what contains DNA?
Options:
A. ovum
B. DNA
C. HPV
D. p53
E. HIV
F. O3
G. RNA
H. gene
Which option is correct and why?
|
The correct answer is: HIV.
|
E
|
What does a peachleaf willow do in the autumn?
|
[
"staying warm",
"It expands",
"Die",
"Change colors",
"Fall over",
"Grow new flowers",
"flowers",
"spread flower seeds"
] |
Change colors
|
Answer the following multiple-choice question.
Question: What does a peachleaf willow do in the autumn?
Options:
A. staying warm
B. It expands
C. Die
D. Change colors
E. Fall over
F. Grow new flowers
G. flowers
H. spread flower seeds
Which option is correct and why?
|
The correct answer is: Change colors.
|
D
|
Cilia or flagella structures give protists what ability?
|
[
"breathing",
"movement",
"reproduction",
"eating"
] |
movement
|
Answer the following multiple-choice question.
Question: Cilia or flagella structures give protists what ability?
Options:
A. breathing
B. movement
C. reproduction
D. eating
Which option is correct and why?
|
The correct answer is: movement.
|
B
|
What does a hemisphere receive less of when it is tilted away from the sun?
|
[
"water",
"scattered light",
"rays or beams",
"heat energy",
"direct energy",
"ice",
"photons",
"gasoline"
] |
direct energy
|
Answer the following multiple-choice question.
Question: What does a hemisphere receive less of when it is tilted away from the sun?
Options:
A. water
B. scattered light
C. rays or beams
D. heat energy
E. direct energy
F. ice
G. photons
H. gasoline
Which option is correct and why?
|
The correct answer is: direct energy.
|
E
|
A tiny spark grows and the result tears through an area of nature and spreads through the mountains, consuming
|
[
"bark and canopies",
"a crystal lake",
"a snowy mountaintop",
"a small bird"
] |
bark and canopies
|
Answer the following multiple-choice question.
Question: A tiny spark grows and the result tears through an area of nature and spreads through the mountains, consuming
Options:
A. bark and canopies
B. a crystal lake
C. a snowy mountaintop
D. a small bird
Which option is correct and why?
|
The correct answer is: bark and canopies.
|
A
|
Splitting and fusing billions of atoms at the same location in space produces
|
[
"darkness",
"frigged rain",
"illumination",
"groceries"
] |
illumination
|
Answer the following multiple-choice question.
Question: Splitting and fusing billions of atoms at the same location in space produces
Options:
A. darkness
B. frigged rain
C. illumination
D. groceries
Which option is correct and why?
|
The correct answer is: illumination.
|
C
|
Echinoderms are found in many different ocean environments, but most are found where?
|
[
"in tidepools",
"in reefs",
"in beaches",
"in waterfalls"
] |
in reefs
|
Answer the following multiple-choice question.
Question: Echinoderms are found in many different ocean environments, but most are found where?
Options:
A. in tidepools
B. in reefs
C. in beaches
D. in waterfalls
Which option is correct and why?
|
The correct answer is: in reefs.
|
B
|
Which requires sunlight for photosynthesis?
|
[
"seeds",
"Conifers",
"Milkweed butterfly",
"Barracuda",
"coral",
"Poison ivy",
"American toad",
"tiny polyps"
] |
Poison ivy
|
Answer the following multiple-choice question.
Question: Which requires sunlight for photosynthesis?
Options:
A. seeds
B. Conifers
C. Milkweed butterfly
D. Barracuda
E. coral
F. Poison ivy
G. American toad
H. tiny polyps
Which option is correct and why?
|
The correct answer is: Poison ivy.
|
A
|
Carbon-14 dating is a method of what kind of dating?
|
[
"orbital",
"radiometric",
"stratigraphy",
"metamorphic"
] |
radiometric
|
Answer the following multiple-choice question.
Question: Carbon-14 dating is a method of what kind of dating?
Options:
A. orbital
B. radiometric
C. stratigraphy
D. metamorphic
Which option is correct and why?
|
The correct answer is: radiometric.
|
B
|
What is the study of the chemical elements necessary for plant growth called?
|
[
"phototropism",
"photosynthesis",
"plant nutrition",
"plant propagation"
] |
plant nutrition
|
Answer the following multiple-choice question.
Question: What is the study of the chemical elements necessary for plant growth called?
Options:
A. phototropism
B. photosynthesis
C. plant nutrition
D. plant propagation
Which option is correct and why?
|
The correct answer is: plant nutrition.
|
C
|
which one of these could eventually facilitate an intoxicating drink?
|
[
"a serving of pie",
"all of these",
"a cob of corn",
"a stick of ice cream"
] |
a cob of corn
|
Answer the following multiple-choice question.
Question: which one of these could eventually facilitate an intoxicating drink?
Options:
A. a serving of pie
B. all of these
C. a cob of corn
D. a stick of ice cream
Which option is correct and why?
|
The correct answer is: a cob of corn.
|
C
|
Seeds that stick in the fur of an animal
|
[
"will hitch a ride on that animal",
"will fall back off immediately",
"will sprout roots in the animal's fur",
"will be unable to regerminate"
] |
will hitch a ride on that animal
|
Answer the following multiple-choice question.
Question: Seeds that stick in the fur of an animal
Options:
A. will hitch a ride on that animal
B. will fall back off immediately
C. will sprout roots in the animal's fur
D. will be unable to regerminate
Which option is correct and why?
|
The correct answer is: will hitch a ride on that animal.
|
A
|
The heart contracts rhythmically to pump what to the lungs and the rest of the body?
|
[
"Bile",
"Cerumen",
"blood",
"Chyle"
] |
blood
|
Answer the following multiple-choice question.
Question: The heart contracts rhythmically to pump what to the lungs and the rest of the body?
Options:
A. Bile
B. Cerumen
C. blood
D. Chyle
Which option is correct and why?
|
The correct answer is: blood.
|
C
|
if you push something harder, it will
|
[
"increase in length",
"travel less distance",
"cover more length",
"remain in place"
] |
cover more length
|
Answer the following multiple-choice question.
Question: if you push something harder, it will
Options:
A. increase in length
B. travel less distance
C. cover more length
D. remain in place
Which option is correct and why?
|
The correct answer is: cover more length.
|
C
|
What do you call a device that produces a very focused beam of visible light of just one wavelength and color?
|
[
"light meter",
"laser",
"optical diffuser",
"fusion relay"
] |
laser
|
Answer the following multiple-choice question.
Question: What do you call a device that produces a very focused beam of visible light of just one wavelength and color?
Options:
A. light meter
B. laser
C. optical diffuser
D. fusion relay
Which option is correct and why?
|
The correct answer is: laser.
|
B
|
Animals adapt to their what?
|
[
"appearance",
"feet",
"skin",
"nature places"
] |
nature places
|
Answer the following multiple-choice question.
Question: Animals adapt to their what?
Options:
A. appearance
B. feet
C. skin
D. nature places
Which option is correct and why?
|
The correct answer is: nature places.
|
D
|
What are most algae?
|
[
"body water",
"homogenous",
"fungi",
"bacteria",
"haploid",
"epidermal",
"fertile",
"ferns"
] |
haploid
|
Answer the following multiple-choice question.
Question: What are most algae?
Options:
A. body water
B. homogenous
C. fungi
D. bacteria
E. haploid
F. epidermal
G. fertile
H. ferns
Which option is correct and why?
|
The correct answer is: haploid.
|
E
|
What is used for used for seeing in the dark?
|
[
"It gets more light",
"Magnifying glass",
"Heating a metal filament.",
"our nearest star",
"Eyeglasses",
"Electrical energy",
"Electric devices",
"Binoculars"
] |
Heating a metal filament.
|
Answer the following multiple-choice question.
Question: What is used for used for seeing in the dark?
Options:
A. It gets more light
B. Magnifying glass
C. Heating a metal filament.
D. our nearest star
E. Eyeglasses
F. Electrical energy
G. Electric devices
H. Binoculars
Which option is correct and why?
|
The correct answer is: Heating a metal filament..
|
C
|
Heat exposure at higher temperatures without ability to regulate internal body temperatures will result in the expiration of which of these?
|
[
"ace of spades",
"bored ghosts",
"large bridge",
"gila monster"
] |
gila monster
|
Answer the following multiple-choice question.
Question: Heat exposure at higher temperatures without ability to regulate internal body temperatures will result in the expiration of which of these?
Options:
A. ace of spades
B. bored ghosts
C. large bridge
D. gila monster
Which option is correct and why?
|
The correct answer is: gila monster.
|
D
|
Training animals in zoos is similar to the way they what in the wild
|
[
"groom",
"Birds",
"Fe",
"moves",
"play",
"reacts",
"sled teams",
"hunt"
] |
play
|
Answer the following multiple-choice question.
Question: Training animals in zoos is similar to the way they what in the wild
Options:
A. groom
B. Birds
C. Fe
D. moves
E. play
F. reacts
G. sled teams
H. hunt
Which option is correct and why?
|
The correct answer is: play.
|
E
|
Not getting enough calcium may cause what health problem?
|
[
"arthritis",
"blindness",
"osteoporosis",
"diabetes"
] |
osteoporosis
|
Answer the following multiple-choice question.
Question: Not getting enough calcium may cause what health problem?
Options:
A. arthritis
B. blindness
C. osteoporosis
D. diabetes
Which option is correct and why?
|
The correct answer is: osteoporosis.
|
C
|
Organs of what male biological system include the penis, testes, and epididymis?
|
[
"immune system",
"circulatory system",
"romantic system",
"reproductive system"
] |
reproductive system
|
Answer the following multiple-choice question.
Question: Organs of what male biological system include the penis, testes, and epididymis?
Options:
A. immune system
B. circulatory system
C. romantic system
D. reproductive system
Which option is correct and why?
|
The correct answer is: reproductive system.
|
D
|
Groups of related organs form what?
|
[
"organ systems",
"community systems",
"maturation systems",
"artificial systems"
] |
organ systems
|
Answer the following multiple-choice question.
Question: Groups of related organs form what?
Options:
A. organ systems
B. community systems
C. maturation systems
D. artificial systems
Which option is correct and why?
|
The correct answer is: organ systems.
|
A
|
All metabolic functions carried out by a prokaryote take place in the plasma membrane or where else?
|
[
"extracellular",
"cytosol",
"mitochondrial",
"Shell"
] |
cytosol
|
Answer the following multiple-choice question.
Question: All metabolic functions carried out by a prokaryote take place in the plasma membrane or where else?
Options:
A. extracellular
B. cytosol
C. mitochondrial
D. Shell
Which option is correct and why?
|
The correct answer is: cytosol.
|
B
|
what causes thermal expansion?
|
[
"energy",
"snowballs",
"glaciers",
"wind",
"Sun",
"blizzards",
"coal",
"fire"
] |
fire
|
Answer the following multiple-choice question.
Question: what causes thermal expansion?
Options:
A. energy
B. snowballs
C. glaciers
D. wind
E. Sun
F. blizzards
G. coal
H. fire
Which option is correct and why?
|
The correct answer is: fire.
|
A
|
what have radial symmetry?
|
[
"deuterostomes",
"Veins and arteries.",
"barnacles",
"alpacas",
"solid, liquid, gas",
"sensory neurons",
"gastropod shells",
"graptolites"
] |
deuterostomes
|
Answer the following multiple-choice question.
Question: what have radial symmetry?
Options:
A. deuterostomes
B. Veins and arteries.
C. barnacles
D. alpacas
E. solid, liquid, gas
F. sensory neurons
G. gastropod shells
H. graptolites
Which option is correct and why?
|
The correct answer is: deuterostomes.
|
A
|
Conifers are the dominant phylum of gymnosperms, with the most variety of species. most are tall trees that usually bear scale-like or needle-like leaves. the thin shape of the needles and their waxy cuticle limits water loss through this?
|
[
"transportation",
"evaporation",
"sedimentation",
"transpiration"
] |
transpiration
|
Answer the following multiple-choice question.
Question: Conifers are the dominant phylum of gymnosperms, with the most variety of species. most are tall trees that usually bear scale-like or needle-like leaves. the thin shape of the needles and their waxy cuticle limits water loss through this?
Options:
A. transportation
B. evaporation
C. sedimentation
D. transpiration
Which option is correct and why?
|
The correct answer is: transpiration.
|
D
|
Adding what decreases the metling point of a liquid?
|
[
"gold",
"Heat energy",
"helium",
"fossil fuels",
"Sodium chloride",
"Calcium carbonate",
"dihydrogen monoxide",
"salinity"
] |
Sodium chloride
|
Answer the following multiple-choice question.
Question: Adding what decreases the metling point of a liquid?
Options:
A. gold
B. Heat energy
C. helium
D. fossil fuels
E. Sodium chloride
F. Calcium carbonate
G. dihydrogen monoxide
H. salinity
Which option is correct and why?
|
The correct answer is: Sodium chloride.
|
E
|
Which of the following would have best aided a vessel at sea in crossing the sea in the 18th century?
|
[
"A radar system",
"An old soothsayer",
"An experienced navigator",
"A crow's nest"
] |
An experienced navigator
|
Answer the following multiple-choice question.
Question: Which of the following would have best aided a vessel at sea in crossing the sea in the 18th century?
Options:
A. A radar system
B. An old soothsayer
C. An experienced navigator
D. A crow's nest
Which option is correct and why?
|
The correct answer is: An experienced navigator.
|
C
|
When a predator kills and eats its prey, what sort of predation is this referred to as?
|
[
"true",
"just",
"false",
"predestined"
] |
true
|
Answer the following multiple-choice question.
Question: When a predator kills and eats its prey, what sort of predation is this referred to as?
Options:
A. true
B. just
C. false
D. predestined
Which option is correct and why?
|
The correct answer is: true.
|
A
|
On what part of bones would you expect to find cartilage?
|
[
"marrow",
"end",
"interior",
"exterior"
] |
end
|
Answer the following multiple-choice question.
Question: On what part of bones would you expect to find cartilage?
Options:
A. marrow
B. end
C. interior
D. exterior
Which option is correct and why?
|
The correct answer is: end.
|
B
|
What attracts insects?
|
[
"bushes",
"orchids",
"food",
"animals",
"pollinators",
"seeds",
"pollen",
"flowers"
] |
flowers
|
Answer the following multiple-choice question.
Question: What attracts insects?
Options:
A. bushes
B. orchids
C. food
D. animals
E. pollinators
F. seeds
G. pollen
H. flowers
Which option is correct and why?
|
The correct answer is: flowers.
|
A
|
What secures teeth in the mouth?
|
[
"muscles",
"plug",
"socket",
"cartilage"
] |
socket
|
Answer the following multiple-choice question.
Question: What secures teeth in the mouth?
Options:
A. muscles
B. plug
C. socket
D. cartilage
Which option is correct and why?
|
The correct answer is: socket.
|
C
|
How is flowing water and blowing wind similar?
|
[
"phases particles",
"stocks particles",
"processes particles",
"transports particles"
] |
transports particles
|
Answer the following multiple-choice question.
Question: How is flowing water and blowing wind similar?
Options:
A. phases particles
B. stocks particles
C. processes particles
D. transports particles
Which option is correct and why?
|
The correct answer is: transports particles.
|
D
|
Internal resistance, or (electrical) resistance in general, involves the resistance of the flow of what?
|
[
"force",
"current",
"protons",
"water"
] |
current
|
Answer the following multiple-choice question.
Question: Internal resistance, or (electrical) resistance in general, involves the resistance of the flow of what?
Options:
A. force
B. current
C. protons
D. water
Which option is correct and why?
|
The correct answer is: current.
|
B
|
When calculating impulse, consider the change in _______ of one of the objects in the collision?
|
[
"sound",
"momentum",
"potential energy",
"velocity"
] |
momentum
|
Answer the following multiple-choice question.
Question: When calculating impulse, consider the change in _______ of one of the objects in the collision?
Options:
A. sound
B. momentum
C. potential energy
D. velocity
Which option is correct and why?
|
The correct answer is: momentum.
|
B
|
Trophic level 4 = tertiary consumers that eat what kind of consumers?
|
[
"herbivores",
"secondary consumers",
"insects",
"primary consumers"
] |
secondary consumers
|
Answer the following multiple-choice question.
Question: Trophic level 4 = tertiary consumers that eat what kind of consumers?
Options:
A. herbivores
B. secondary consumers
C. insects
D. primary consumers
Which option is correct and why?
|
The correct answer is: secondary consumers.
|
B
|
Animals will relocate in response to
|
[
"flooding",
"threat of asteroids",
"Movement",
"influenza",
"wildfires",
"Pesticides",
"ocean radiative transfer",
"depression"
] |
wildfires
|
Answer the following multiple-choice question.
Question: Animals will relocate in response to
Options:
A. flooding
B. threat of asteroids
C. Movement
D. influenza
E. wildfires
F. Pesticides
G. ocean radiative transfer
H. depression
Which option is correct and why?
|
The correct answer is: wildfires.
|
E
|
Low-level exposure of humans to radiation can cause what?
|
[
"bleeding",
"illness",
"cancer",
"coughing"
] |
cancer
|
Answer the following multiple-choice question.
Question: Low-level exposure of humans to radiation can cause what?
Options:
A. bleeding
B. illness
C. cancer
D. coughing
Which option is correct and why?
|
The correct answer is: cancer.
|
C
|
What are carbonated beverages pressurized with?
|
[
"hydrogen",
"co2",
"dioxide",
"helium"
] |
co2
|
Answer the following multiple-choice question.
Question: What are carbonated beverages pressurized with?
Options:
A. hydrogen
B. co2
C. dioxide
D. helium
Which option is correct and why?
|
The correct answer is: co2.
|
B
|
what does a generator use?
|
[
"acid",
"engines",
"air",
"cycles",
"A kernel",
"water",
"fossil fuel",
"to move people"
] |
fossil fuel
|
Answer the following multiple-choice question.
Question: what does a generator use?
Options:
A. acid
B. engines
C. air
D. cycles
E. A kernel
F. water
G. fossil fuel
H. to move people
Which option is correct and why?
|
The correct answer is: fossil fuel.
|
A
|
What will it be harder to see as light pollution increases?
|
[
"sky",
"moon",
"stars",
"sun"
] |
stars
|
Answer the following multiple-choice question.
Question: What will it be harder to see as light pollution increases?
Options:
A. sky
B. moon
C. stars
D. sun
Which option is correct and why?
|
The correct answer is: stars.
|
C
|
The hypothalamus and pituitary gland are located near the base of this organ?
|
[
"the lungs",
"the brain",
"the liver",
"the heart"
] |
the brain
|
Answer the following multiple-choice question.
Question: The hypothalamus and pituitary gland are located near the base of this organ?
Options:
A. the lungs
B. the brain
C. the liver
D. the heart
Which option is correct and why?
|
The correct answer is: the brain.
|
B
|
Earth 's magnetic patterns are used for finding locations by which creatures?
|
[
"animals",
"Frogs",
"bats",
"birds",
"dogs",
"humans",
"horses",
"insects"
] |
birds
|
Answer the following multiple-choice question.
Question: Earth 's magnetic patterns are used for finding locations by which creatures?
Options:
A. animals
B. Frogs
C. bats
D. birds
E. dogs
F. humans
G. horses
H. insects
Which option is correct and why?
|
The correct answer is: birds.
|
D
|
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