question stringlengths 4 399 | choices listlengths 4 8 | correct_answer stringlengths 1 116 | prompt stringlengths 146 739 | completion stringlengths 25 140 | answer stringclasses 5 values |
|---|---|---|---|---|---|
What is the transfer of thermal energy by waves that can travel through empty space called? | [
"convection",
"induction",
"radiation",
"vibration"
] | radiation | Answer the following multiple-choice question.
Question: What is the transfer of thermal energy by waves that can travel through empty space called?
Options:
A. convection
B. induction
C. radiation
D. vibration
Which option is correct and why? | The correct answer is: radiation. | C |
What are prairie dogs protected from? | [
"colder weather",
"deforestation",
"sun's heat",
"disease",
"threatened",
"a wild fire",
"A virus",
"cold air"
] | a wild fire | Answer the following multiple-choice question.
Question: What are prairie dogs protected from?
Options:
A. colder weather
B. deforestation
C. sun's heat
D. disease
E. threatened
F. a wild fire
G. A virus
H. cold air
Which option is correct and why? | The correct answer is: a wild fire. | A |
The earliest cells were prokaryotes, surrounded by a cell membrane but lacking which key structure? | [
"lysosomes",
"mitochondria",
"nucleus",
"ribosomes"
] | nucleus | Answer the following multiple-choice question.
Question: The earliest cells were prokaryotes, surrounded by a cell membrane but lacking which key structure?
Options:
A. lysosomes
B. mitochondria
C. nucleus
D. ribosomes
Which option is correct and why? | The correct answer is: nucleus. | C |
A mouse give birth to ____ while a bird give birth to ____ | [
"mouse eggs; live babies",
"live babies; unhatched eggs",
"live babies; live babies",
"mouse eggs; rat eggs"
] | live babies; unhatched eggs | Answer the following multiple-choice question.
Question: A mouse give birth to ____ while a bird give birth to ____
Options:
A. mouse eggs; live babies
B. live babies; unhatched eggs
C. live babies; live babies
D. mouse eggs; rat eggs
Which option is correct and why? | The correct answer is: live babies; unhatched eggs. | B |
The composition of the magma determines if the rock is mafic, felsic, or what? | [
"intermediate",
"porous",
"magnetic",
"variable"
] | intermediate | Answer the following multiple-choice question.
Question: The composition of the magma determines if the rock is mafic, felsic, or what?
Options:
A. intermediate
B. porous
C. magnetic
D. variable
Which option is correct and why? | The correct answer is: intermediate. | A |
plants cell walls are readily broken down by what | [
"Heavy rains",
"heat energy",
"acetic acid",
"microbes",
"fossil fuels",
"heat",
"bacteria",
"chemicals"
] | microbes | Answer the following multiple-choice question.
Question: plants cell walls are readily broken down by what
Options:
A. Heavy rains
B. heat energy
C. acetic acid
D. microbes
E. fossil fuels
F. heat
G. bacteria
H. chemicals
Which option is correct and why? | The correct answer is: microbes. | D |
A way that scientists determined whether previously known planets truly are still such is based on whether | [
"they complete rotations",
"they have atmosphere",
"they are glowing",
"they have life"
] | they complete rotations | Answer the following multiple-choice question.
Question: A way that scientists determined whether previously known planets truly are still such is based on whether
Options:
A. they complete rotations
B. they have atmosphere
C. they are glowing
D. they have life
Which option is correct and why? | The correct answer is: they complete rotations. | A |
if food is not immediately used for energy then that food will be converted into what | [
"glucose",
"fat",
"fuel",
"Heat",
"skin",
"fire",
"hair",
"Gas"
] | fat | Answer the following multiple-choice question.
Question: if food is not immediately used for energy then that food will be converted into what
Options:
A. glucose
B. fat
C. fuel
D. Heat
E. skin
F. fire
G. hair
H. Gas
Which option is correct and why? | The correct answer is: fat. | B |
Stratified rock forms what? | [
"Calcium carbonate",
"hurricanes",
"soft soil",
"permineralization",
"the Himalayas",
"hard outer covering",
"snow",
"glaciers"
] | the Himalayas | Answer the following multiple-choice question.
Question: Stratified rock forms what?
Options:
A. Calcium carbonate
B. hurricanes
C. soft soil
D. permineralization
E. the Himalayas
F. hard outer covering
G. snow
H. glaciers
Which option is correct and why? | The correct answer is: the Himalayas. | E |
What is used to keep foods as simple and as natural as possible? | [
"Energy",
"sodium",
"lipids",
"heat",
"RNA",
"cold",
"fibers",
"sugar"
] | cold | Answer the following multiple-choice question.
Question: What is used to keep foods as simple and as natural as possible?
Options:
A. Energy
B. sodium
C. lipids
D. heat
E. RNA
F. cold
G. fibers
H. sugar
Which option is correct and why? | The correct answer is: cold. | A |
Playing is one way what learns how to behave? | [
"bacteria",
"Man",
"roaches",
"koalas",
"dogs",
"humans",
"toads",
"bears"
] | dogs | Answer the following multiple-choice question.
Question: Playing is one way what learns how to behave?
Options:
A. bacteria
B. Man
C. roaches
D. koalas
E. dogs
F. humans
G. toads
H. bears
Which option is correct and why? | The correct answer is: dogs. | E |
What helps regulate the production of urine? | [
"the discrete gland",
"the pituitary gland",
"the fetal gland",
"the temporal gland"
] | the pituitary gland | Answer the following multiple-choice question.
Question: What helps regulate the production of urine?
Options:
A. the discrete gland
B. the pituitary gland
C. the fetal gland
D. the temporal gland
Which option is correct and why? | The correct answer is: the pituitary gland. | B |
What do you call the diffusion of solutes through transport proteins in the plasma membrane? | [
"Osmosis",
"necessitated diffusion",
"exposed diffusion",
"facilitated diffusion"
] | facilitated diffusion | Answer the following multiple-choice question.
Question: What do you call the diffusion of solutes through transport proteins in the plasma membrane?
Options:
A. Osmosis
B. necessitated diffusion
C. exposed diffusion
D. facilitated diffusion
Which option is correct and why? | The correct answer is: facilitated diffusion. | D |
What may be likely to distance itself from humans? | [
"meteors",
"lodgepole pines",
"snow monkeys",
"advanced robots"
] | snow monkeys | Answer the following multiple-choice question.
Question: What may be likely to distance itself from humans?
Options:
A. meteors
B. lodgepole pines
C. snow monkeys
D. advanced robots
Which option is correct and why? | The correct answer is: snow monkeys. | C |
Essential minerals that the body needs in tiny quantities are called what? | [
"flux minerals",
"trace minerals",
"draw minerals",
"byproduct minerals"
] | trace minerals | Answer the following multiple-choice question.
Question: Essential minerals that the body needs in tiny quantities are called what?
Options:
A. flux minerals
B. trace minerals
C. draw minerals
D. byproduct minerals
Which option is correct and why? | The correct answer is: trace minerals. | B |
Which list contains all satellites? | [
"a plane and a helicopter",
"Venus and the Kuiper belt",
"space shuttles and rocket launch platforms",
"the ISS, the moon, Europa"
] | the ISS, the moon, Europa | Answer the following multiple-choice question.
Question: Which list contains all satellites?
Options:
A. a plane and a helicopter
B. Venus and the Kuiper belt
C. space shuttles and rocket launch platforms
D. the ISS, the moon, Europa
Which option is correct and why? | The correct answer is: the ISS, the moon, Europa. | D |
What can be determined with radioactive dating? | [
"the age of algae",
"the age of flowers",
"the age of mammals",
"basic building blocks of life",
"dead organisms",
"movement of tectonic plates",
"the age of petrified wood",
"objects that have mass"
] | the age of petrified wood | Answer the following multiple-choice question.
Question: What can be determined with radioactive dating?
Options:
A. the age of algae
B. the age of flowers
C. the age of mammals
D. basic building blocks of life
E. dead organisms
F. movement of tectonic plates
G. the age of petrified wood
H. objects that have mass
Which option is correct and why? | The correct answer is: the age of petrified wood. | A |
All animals need to be what during cold conditions in order to survive? | [
"in space",
"warm enough",
"Freezing",
"lying down"
] | warm enough | Answer the following multiple-choice question.
Question: All animals need to be what during cold conditions in order to survive?
Options:
A. in space
B. warm enough
C. Freezing
D. lying down
Which option is correct and why? | The correct answer is: warm enough. | B |
Because plants lack what kind of system, their first line of defense is usually the death of cells surrounding infected tissue to prevent spread of infection? | [
"digestion system",
"nervous system",
"immune system",
"hormones system"
] | immune system | Answer the following multiple-choice question.
Question: Because plants lack what kind of system, their first line of defense is usually the death of cells surrounding infected tissue to prevent spread of infection?
Options:
A. digestion system
B. nervous system
C. immune system
D. hormones system
Which option is correct and why? | The correct answer is: immune system. | C |
When a hemisphere is tilted towards the sun , that hemisphere receives | [
"wavelengths and photons",
"more erosion",
"electromagnetic energy",
"higher pressure",
"rays or beams",
"colors of the spectrum",
"more percipatation",
"higher temperatures"
] | higher temperatures | Answer the following multiple-choice question.
Question: When a hemisphere is tilted towards the sun , that hemisphere receives
Options:
A. wavelengths and photons
B. more erosion
C. electromagnetic energy
D. higher pressure
E. rays or beams
F. colors of the spectrum
G. more percipatation
H. higher temperatures
Which option is correct and why? | The correct answer is: higher temperatures. | A |
What type of vertebrates are birds? | [
"exothermic",
"endothermic tetrapod",
"invertebrates",
"epidermal tetrapod"
] | endothermic tetrapod | Answer the following multiple-choice question.
Question: What type of vertebrates are birds?
Options:
A. exothermic
B. endothermic tetrapod
C. invertebrates
D. epidermal tetrapod
Which option is correct and why? | The correct answer is: endothermic tetrapod. | B |
what can be used for detecting texture? | [
"satellites",
"fingers",
"hair",
"playing",
"saliva",
"waves",
"gloves",
"Smooth"
] | fingers | Answer the following multiple-choice question.
Question: what can be used for detecting texture?
Options:
A. satellites
B. fingers
C. hair
D. playing
E. saliva
F. waves
G. gloves
H. Smooth
Which option is correct and why? | The correct answer is: fingers. | B |
what responds to daily and seasonal cycles and to disease? | [
"bees",
"insects",
"resistance",
"agriculture",
"humans",
"tortoises",
"cactuses",
"vegetation"
] | cactuses | Answer the following multiple-choice question.
Question: what responds to daily and seasonal cycles and to disease?
Options:
A. bees
B. insects
C. resistance
D. agriculture
E. humans
F. tortoises
G. cactuses
H. vegetation
Which option is correct and why? | The correct answer is: cactuses. | A |
Bones are the main organs of what system, which also includes cartilage and ligaments? | [
"skeletal system",
"lymphatic system",
"digestive system",
"endocrine system"
] | skeletal system | Answer the following multiple-choice question.
Question: Bones are the main organs of what system, which also includes cartilage and ligaments?
Options:
A. skeletal system
B. lymphatic system
C. digestive system
D. endocrine system
Which option is correct and why? | The correct answer is: skeletal system. | A |
What is the name of a tough, fibrous membrane which protects the outer layer of bone? | [
"cartilage",
"marrow",
"the epithelium",
"the periosteum"
] | the periosteum | Answer the following multiple-choice question.
Question: What is the name of a tough, fibrous membrane which protects the outer layer of bone?
Options:
A. cartilage
B. marrow
C. the epithelium
D. the periosteum
Which option is correct and why? | The correct answer is: the periosteum. | D |
You might recycle plastic by creating | [
"happiness",
"love",
"beanies",
"the sun"
] | beanies | Answer the following multiple-choice question.
Question: You might recycle plastic by creating
Options:
A. happiness
B. love
C. beanies
D. the sun
Which option is correct and why? | The correct answer is: beanies. | C |
The rate of heat transfer by radiation is largely determined by what? | [
"scope",
"color",
"sound",
"environment"
] | color | Answer the following multiple-choice question.
Question: The rate of heat transfer by radiation is largely determined by what?
Options:
A. scope
B. color
C. sound
D. environment
Which option is correct and why? | The correct answer is: color. | B |
A bucket full to the brim with water is left outside. If the day is warm, by the end of the day, the bucket will be | [
"wood",
"gone",
"full",
"emptier"
] | emptier | Answer the following multiple-choice question.
Question: A bucket full to the brim with water is left outside. If the day is warm, by the end of the day, the bucket will be
Options:
A. wood
B. gone
C. full
D. emptier
Which option is correct and why? | The correct answer is: emptier. | D |
A person playing a song on a string instrument makes strings | [
"mold",
"bawl",
"tear",
"shudder"
] | shudder | Answer the following multiple-choice question.
Question: A person playing a song on a string instrument makes strings
Options:
A. mold
B. bawl
C. tear
D. shudder
Which option is correct and why? | The correct answer is: shudder. | D |
what consists of organic molecules that stores energy in its chemical bonds? | [
"plants",
"legumes",
"food",
"steak",
"edible",
"apples",
"toads",
"glucose"
] | steak | Answer the following multiple-choice question.
Question: what consists of organic molecules that stores energy in its chemical bonds?
Options:
A. plants
B. legumes
C. food
D. steak
E. edible
F. apples
G. toads
H. glucose
Which option is correct and why? | The correct answer is: steak. | D |
What type of amplitudes and wavelengths avoid detection in deep water? | [
"low and long",
"high and long",
"low and wide",
"high and wide"
] | low and long | Answer the following multiple-choice question.
Question: What type of amplitudes and wavelengths avoid detection in deep water?
Options:
A. low and long
B. high and long
C. low and wide
D. high and wide
Which option is correct and why? | The correct answer is: low and long. | A |
Which of the following can be found on the moon? | [
"Non-volcanic Mountains",
"Life-filled Oceans",
"Volcanic Mountains",
"Multiple Land Masses"
] | Non-volcanic Mountains | Answer the following multiple-choice question.
Question: Which of the following can be found on the moon?
Options:
A. Non-volcanic Mountains
B. Life-filled Oceans
C. Volcanic Mountains
D. Multiple Land Masses
Which option is correct and why? | The correct answer is: Non-volcanic Mountains. | A |
What do vertebrate chordates have? | [
"aerobic capacity",
"primitive structures",
"a spinal cord and nerves",
"invertebrate structures",
"Veins and arteries.",
"cell walls",
"characteristics",
"principals of aerodynamics"
] | a spinal cord and nerves | Answer the following multiple-choice question.
Question: What do vertebrate chordates have?
Options:
A. aerobic capacity
B. primitive structures
C. a spinal cord and nerves
D. invertebrate structures
E. Veins and arteries.
F. cell walls
G. characteristics
H. principals of aerodynamics
Which option is correct and why? | The correct answer is: a spinal cord and nerves. | C |
What has vascular tissue? | [
"rocks",
"the Sun",
"trees",
"plants",
"grass",
"Conifers",
"all plankton",
"Oak"
] | plants | Answer the following multiple-choice question.
Question: What has vascular tissue?
Options:
A. rocks
B. the Sun
C. trees
D. plants
E. grass
F. Conifers
G. all plankton
H. Oak
Which option is correct and why? | The correct answer is: plants. | D |
What term that shows how fast a population is growing includes new members added to the population over a given period, as well as old members removed from the population? | [
"growth rate",
"population density",
"birth rate",
"emigration"
] | growth rate | Answer the following multiple-choice question.
Question: What term that shows how fast a population is growing includes new members added to the population over a given period, as well as old members removed from the population?
Options:
A. growth rate
B. population density
C. birth rate
D. emigration
Which option is correct and why? | The correct answer is: growth rate. | A |
Which of these might use plants for an energy source | [
"television",
"station wagon",
"toy car",
"action figure"
] | station wagon | Answer the following multiple-choice question.
Question: Which of these might use plants for an energy source
Options:
A. television
B. station wagon
C. toy car
D. action figure
Which option is correct and why? | The correct answer is: station wagon. | B |
What causes changes in characteristics of living things over time? | [
"mutations",
"science",
"parents",
"environment",
"light energy",
"news",
"alleles",
"animals"
] | mutations | Answer the following multiple-choice question.
Question: What causes changes in characteristics of living things over time?
Options:
A. mutations
B. science
C. parents
D. environment
E. light energy
F. news
G. alleles
H. animals
Which option is correct and why? | The correct answer is: mutations. | A |
A person needing to know if a ball is orange or turquoise can decide by sparing it a | [
"meal",
"thought",
"dollar",
"peek"
] | peek | Answer the following multiple-choice question.
Question: A person needing to know if a ball is orange or turquoise can decide by sparing it a
Options:
A. meal
B. thought
C. dollar
D. peek
Which option is correct and why? | The correct answer is: peek. | D |
What are nutrients a source of energy for? | [
"water",
"whales",
"stars",
"plastids"
] | whales | Answer the following multiple-choice question.
Question: What are nutrients a source of energy for?
Options:
A. water
B. whales
C. stars
D. plastids
Which option is correct and why? | The correct answer is: whales. | B |
Which can is depleted permanently? | [
"bright sunlight",
"corn",
"polluted water",
"coal"
] | coal | Answer the following multiple-choice question.
Question: Which can is depleted permanently?
Options:
A. bright sunlight
B. corn
C. polluted water
D. coal
Which option is correct and why? | The correct answer is: coal. | D |
What decomposes in soil? | [
"swamp vegetation",
"roundworms",
"Echinoids",
"tunicates",
"Earthworms",
"some invertebrates",
"most cephalopods",
"Plant and animals"
] | Plant and animals | Answer the following multiple-choice question.
Question: What decomposes in soil?
Options:
A. swamp vegetation
B. roundworms
C. Echinoids
D. tunicates
E. Earthworms
F. some invertebrates
G. most cephalopods
H. Plant and animals
Which option is correct and why? | The correct answer is: Plant and animals. | A |
Plants and trees suck up carbon dioxide, so if trees are cut down, carbon levels will | [
"cry",
"fly",
"escalate",
"go down"
] | escalate | Answer the following multiple-choice question.
Question: Plants and trees suck up carbon dioxide, so if trees are cut down, carbon levels will
Options:
A. cry
B. fly
C. escalate
D. go down
Which option is correct and why? | The correct answer is: escalate. | C |
Modern plants reflect what kind of changes that have occurred over many, many years? | [
"unknown changes",
"tendency changes",
"evolutionary changes",
"tissue changes"
] | evolutionary changes | Answer the following multiple-choice question.
Question: Modern plants reflect what kind of changes that have occurred over many, many years?
Options:
A. unknown changes
B. tendency changes
C. evolutionary changes
D. tissue changes
Which option is correct and why? | The correct answer is: evolutionary changes. | C |
the decrease of something required by an organism has a negative impact on that organism 's what? | [
"soil",
"being",
"survival knife",
"wood"
] | being | Answer the following multiple-choice question.
Question: the decrease of something required by an organism has a negative impact on that organism 's what?
Options:
A. soil
B. being
C. survival knife
D. wood
Which option is correct and why? | The correct answer is: being. | B |
What do you call vesicle transport into the cell? | [
"dialysis",
"metastasis",
"passive transport",
"endocytosis"
] | endocytosis | Answer the following multiple-choice question.
Question: What do you call vesicle transport into the cell?
Options:
A. dialysis
B. metastasis
C. passive transport
D. endocytosis
Which option is correct and why? | The correct answer is: endocytosis. | D |
The everglades where nearly wiped out by | [
"the sun",
"builders",
"sea cows",
"alligators"
] | builders | Answer the following multiple-choice question.
Question: The everglades where nearly wiped out by
Options:
A. the sun
B. builders
C. sea cows
D. alligators
Which option is correct and why? | The correct answer is: builders. | B |
What is absorbed from food waste in the large intestine before it passes out of the body as feces? | [
"dependent water",
"distilled water",
"excess water",
"inactive water"
] | excess water | Answer the following multiple-choice question.
Question: What is absorbed from food waste in the large intestine before it passes out of the body as feces?
Options:
A. dependent water
B. distilled water
C. excess water
D. inactive water
Which option is correct and why? | The correct answer is: excess water. | C |
Steel, bronze, and brass are good examples of what? | [
"alloys",
"metalloids",
"elements",
"salts"
] | alloys | Answer the following multiple-choice question.
Question: Steel, bronze, and brass are good examples of what?
Options:
A. alloys
B. metalloids
C. elements
D. salts
Which option is correct and why? | The correct answer is: alloys. | A |
Cacti are adapted to what? | [
"the snow",
"dry environments",
"Animal survival",
"survival",
"tropical regions",
"moist environments",
"relocation",
"salt and water."
] | dry environments | Answer the following multiple-choice question.
Question: Cacti are adapted to what?
Options:
A. the snow
B. dry environments
C. Animal survival
D. survival
E. tropical regions
F. moist environments
G. relocation
H. salt and water.
Which option is correct and why? | The correct answer is: dry environments. | B |
plant life vessels can be harvested in the ground which will change the | [
"moonlight",
"surrounding areas habitat",
"starlight",
"sunlight"
] | surrounding areas habitat | Answer the following multiple-choice question.
Question: plant life vessels can be harvested in the ground which will change the
Options:
A. moonlight
B. surrounding areas habitat
C. starlight
D. sunlight
Which option is correct and why? | The correct answer is: surrounding areas habitat. | B |
What lets different species of anole lizards live in the same area without competing? | [
"cooperation",
"concentration",
"variation",
"specialization"
] | specialization | Answer the following multiple-choice question.
Question: What lets different species of anole lizards live in the same area without competing?
Options:
A. cooperation
B. concentration
C. variation
D. specialization
Which option is correct and why? | The correct answer is: specialization. | D |
Sheep tend to favor the side of a mountain with more: | [
"wool",
"precipitation",
"hydrate their cells",
"farmers",
"valleys",
"scattered light",
"food and shelter",
"They have thick fur"
] | precipitation | Answer the following multiple-choice question.
Question: Sheep tend to favor the side of a mountain with more:
Options:
A. wool
B. precipitation
C. hydrate their cells
D. farmers
E. valleys
F. scattered light
G. food and shelter
H. They have thick fur
Which option is correct and why? | The correct answer is: precipitation. | B |
What do most mussles have? | [
"Epidermis",
"ice",
"shells",
"snow",
"fur",
"names",
"a cuticle",
"alveoli"
] | shells | Answer the following multiple-choice question.
Question: What do most mussles have?
Options:
A. Epidermis
B. ice
C. shells
D. snow
E. fur
F. names
G. a cuticle
H. alveoli
Which option is correct and why? | The correct answer is: shells. | C |
A cloud could form in a home if the conditions were right and steam could | [
"gather",
"file",
"burn",
"stem"
] | gather | Answer the following multiple-choice question.
Question: A cloud could form in a home if the conditions were right and steam could
Options:
A. gather
B. file
C. burn
D. stem
Which option is correct and why? | The correct answer is: gather. | A |
The skeletons of humans and horses are examples of what? | [
"pliant skeletons",
"endoskeletons",
"hydroskeleton",
"exoskeletons"
] | endoskeletons | Answer the following multiple-choice question.
Question: The skeletons of humans and horses are examples of what?
Options:
A. pliant skeletons
B. endoskeletons
C. hydroskeleton
D. exoskeletons
Which option is correct and why? | The correct answer is: endoskeletons. | B |
What may become unbalanced if the lungs are working too fast or too slow? | [
"Decibels",
"hair on head",
"air pressure",
"gasoline levels",
"Acids",
"energy usage",
"brain chemistry",
"blood pH"
] | blood pH | Answer the following multiple-choice question.
Question: What may become unbalanced if the lungs are working too fast or too slow?
Options:
A. Decibels
B. hair on head
C. air pressure
D. gasoline levels
E. Acids
F. energy usage
G. brain chemistry
H. blood pH
Which option is correct and why? | The correct answer is: blood pH. | A |
A pulley is a simple machine that consists of a grooved wheel and? | [
"a rope",
"a lever",
"a battery",
"a wedge"
] | a rope | Answer the following multiple-choice question.
Question: A pulley is a simple machine that consists of a grooved wheel and?
Options:
A. a rope
B. a lever
C. a battery
D. a wedge
Which option is correct and why? | The correct answer is: a rope. | A |
While matter is recycled, ecosystems need a constant input of what? | [
"light",
"heating",
"energy",
"food"
] | energy | Answer the following multiple-choice question.
Question: While matter is recycled, ecosystems need a constant input of what?
Options:
A. light
B. heating
C. energy
D. food
Which option is correct and why? | The correct answer is: energy. | C |
What could be used to fill a beach ball? | [
"Aluminium",
"Iron",
"Oxygen",
"Water"
] | Oxygen | Answer the following multiple-choice question.
Question: What could be used to fill a beach ball?
Options:
A. Aluminium
B. Iron
C. Oxygen
D. Water
Which option is correct and why? | The correct answer is: Oxygen. | C |
The sum of the kinetic and potential energies of a system’s atoms and molecules is called what? | [
"used energy",
"mechanical energy",
"stored energy",
"internal energy"
] | internal energy | Answer the following multiple-choice question.
Question: The sum of the kinetic and potential energies of a system’s atoms and molecules is called what?
Options:
A. used energy
B. mechanical energy
C. stored energy
D. internal energy
Which option is correct and why? | The correct answer is: internal energy. | D |
How does a squid produce? | [
"Energy.",
"photons",
"voltage",
"sexually",
"Energy",
"bioaerosols",
"waves",
"food"
] | sexually | Answer the following multiple-choice question.
Question: How does a squid produce?
Options:
A. Energy.
B. photons
C. voltage
D. sexually
E. Energy
F. bioaerosols
G. waves
H. food
Which option is correct and why? | The correct answer is: sexually. | D |
What effect does tamiflu have on viruses and cells? | [
"enhances cells",
"inhibits spread of virus",
"destroys all viruses",
"reprograms viruses"
] | inhibits spread of virus | Answer the following multiple-choice question.
Question: What effect does tamiflu have on viruses and cells?
Options:
A. enhances cells
B. inhibits spread of virus
C. destroys all viruses
D. reprograms viruses
Which option is correct and why? | The correct answer is: inhibits spread of virus. | B |
a plant requires _ to grow | [
"O3",
"energy",
"O2",
"soil",
"Sun",
"power",
"leaves",
"lipids"
] | soil | Answer the following multiple-choice question.
Question: a plant requires _ to grow
Options:
A. O3
B. energy
C. O2
D. soil
E. Sun
F. power
G. leaves
H. lipids
Which option is correct and why? | The correct answer is: soil. | D |
What involves the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide? | [
"combustion reactions",
"chemical reactions",
"material reactions",
"hydrogen reactions"
] | combustion reactions | Answer the following multiple-choice question.
Question: What involves the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide?
Options:
A. combustion reactions
B. chemical reactions
C. material reactions
D. hydrogen reactions
Which option is correct and why? | The correct answer is: combustion reactions. | A |
The moon's gravitational pull on Earth 's oceans causes the vertical movement of what? | [
"oceans",
"rivers",
"matter",
"waves",
"deserts",
"asteroids",
"the sun",
"water"
] | water | Answer the following multiple-choice question.
Question: The moon's gravitational pull on Earth 's oceans causes the vertical movement of what?
Options:
A. oceans
B. rivers
C. matter
D. waves
E. deserts
F. asteroids
G. the sun
H. water
Which option is correct and why? | The correct answer is: water. | A |
What can happen to a population when animals begin to migrate? | [
"It expands",
"harm them",
"it can change species",
"Move to another area",
"it can eat more",
"it can go extinct",
"it can fluctuate",
"Plant growth is reduced"
] | it can fluctuate | Answer the following multiple-choice question.
Question: What can happen to a population when animals begin to migrate?
Options:
A. It expands
B. harm them
C. it can change species
D. Move to another area
E. it can eat more
F. it can go extinct
G. it can fluctuate
H. Plant growth is reduced
Which option is correct and why? | The correct answer is: it can fluctuate. | A |
Plants can be infected by what? | [
"human pathogens",
"infected meat",
"Pesticides",
"insects",
"human papillomavirus",
"viruses",
"fungi",
"bacteria"
] | viruses | Answer the following multiple-choice question.
Question: Plants can be infected by what?
Options:
A. human pathogens
B. infected meat
C. Pesticides
D. insects
E. human papillomavirus
F. viruses
G. fungi
H. bacteria
Which option is correct and why? | The correct answer is: viruses. | A |
What is a radio used for? | [
"radiation",
"human contact",
"energy",
"water"
] | human contact | Answer the following multiple-choice question.
Question: What is a radio used for?
Options:
A. radiation
B. human contact
C. energy
D. water
Which option is correct and why? | The correct answer is: human contact. | B |
What is the process by which the substances you consume are taken up by the blood? | [
"evaporation",
"digestion",
"absorption",
"filtration"
] | absorption | Answer the following multiple-choice question.
Question: What is the process by which the substances you consume are taken up by the blood?
Options:
A. evaporation
B. digestion
C. absorption
D. filtration
Which option is correct and why? | The correct answer is: absorption. | C |
The vector of what organism is significant on a map showing the location of malaria? | [
"virus",
"worm",
"fungi",
"mosquito"
] | mosquito | Answer the following multiple-choice question.
Question: The vector of what organism is significant on a map showing the location of malaria?
Options:
A. virus
B. worm
C. fungi
D. mosquito
Which option is correct and why? | The correct answer is: mosquito. | D |
_ have the amazing capacity to regrow segments. | [
"ferns",
"arachnids",
"roots",
"earthworms",
"anthropods",
"crustacean",
"loose soil",
"root growth"
] | earthworms | Answer the following multiple-choice question.
Question: _ have the amazing capacity to regrow segments.
Options:
A. ferns
B. arachnids
C. roots
D. earthworms
E. anthropods
F. crustacean
G. loose soil
H. root growth
Which option is correct and why? | The correct answer is: earthworms. | D |
The Earth may lose a million parts of energy each day but | [
"it loses more",
"it has less",
"it gains more",
"it is soft"
] | it gains more | Answer the following multiple-choice question.
Question: The Earth may lose a million parts of energy each day but
Options:
A. it loses more
B. it has less
C. it gains more
D. it is soft
Which option is correct and why? | The correct answer is: it gains more. | C |
A bud will want pollen to be extracted and then spread, so it will require | [
"assistance from vice principals",
"delivery to the door",
"assistance from flying creatures",
"help from new neighbors"
] | assistance from flying creatures | Answer the following multiple-choice question.
Question: A bud will want pollen to be extracted and then spread, so it will require
Options:
A. assistance from vice principals
B. delivery to the door
C. assistance from flying creatures
D. help from new neighbors
Which option is correct and why? | The correct answer is: assistance from flying creatures. | C |
Why must values of specific heat be looked up in tables? | [
"lack of formulas",
"difficult to understand",
"difficult to memorize",
"difficult to calculate"
] | difficult to calculate | Answer the following multiple-choice question.
Question: Why must values of specific heat be looked up in tables?
Options:
A. lack of formulas
B. difficult to understand
C. difficult to memorize
D. difficult to calculate
Which option is correct and why? | The correct answer is: difficult to calculate. | D |
The skin is a familiar organ made of what kind of tissue? | [
"recurrent tissue",
"innate tissue",
"aberrant tissue",
"epithelial tissue"
] | epithelial tissue | Answer the following multiple-choice question.
Question: The skin is a familiar organ made of what kind of tissue?
Options:
A. recurrent tissue
B. innate tissue
C. aberrant tissue
D. epithelial tissue
Which option is correct and why? | The correct answer is: epithelial tissue. | D |
Amphibians have what sort of sensing system? | [
"strong",
"retina",
"four limbs",
"chemical",
"mechanical",
"the eyes",
"nerves",
"heat or cold"
] | chemical | Answer the following multiple-choice question.
Question: Amphibians have what sort of sensing system?
Options:
A. strong
B. retina
C. four limbs
D. chemical
E. mechanical
F. the eyes
G. nerves
H. heat or cold
Which option is correct and why? | The correct answer is: chemical. | D |
What causes cancer cells to avoid elimination and continue to multiply? | [
"uncontrolled cell division",
"continuous cell division",
"persistent cell division",
"chronic cell division"
] | uncontrolled cell division | Answer the following multiple-choice question.
Question: What causes cancer cells to avoid elimination and continue to multiply?
Options:
A. uncontrolled cell division
B. continuous cell division
C. persistent cell division
D. chronic cell division
Which option is correct and why? | The correct answer is: uncontrolled cell division. | A |
Biodiversity generally increases from the poles to the area where what is found? | [
"animals",
"Fjords",
"Most plants",
"Icebergs",
"Rainforests",
"Tundra",
"our planet",
"Animal survival"
] | Rainforests | Answer the following multiple-choice question.
Question: Biodiversity generally increases from the poles to the area where what is found?
Options:
A. animals
B. Fjords
C. Most plants
D. Icebergs
E. Rainforests
F. Tundra
G. our planet
H. Animal survival
Which option is correct and why? | The correct answer is: Rainforests. | E |
What is fog formed from? | [
"atoms",
"antennas",
"watershred",
"scattered light",
"evaporation",
"condensed clouds",
"Wet weather",
"water vapor"
] | water vapor | Answer the following multiple-choice question.
Question: What is fog formed from?
Options:
A. atoms
B. antennas
C. watershred
D. scattered light
E. evaporation
F. condensed clouds
G. Wet weather
H. water vapor
Which option is correct and why? | The correct answer is: water vapor. | A |
An example of conservation is avoiding the use of | [
"clothes",
"gasoline",
"snow",
"air"
] | gasoline | Answer the following multiple-choice question.
Question: An example of conservation is avoiding the use of
Options:
A. clothes
B. gasoline
C. snow
D. air
Which option is correct and why? | The correct answer is: gasoline. | B |
What tool can be used to bend rays of light? | [
"Compass",
"a wave",
"fibers",
"Magnet",
"Pliers",
"Prism",
"forces",
"Newton"
] | Prism | Answer the following multiple-choice question.
Question: What tool can be used to bend rays of light?
Options:
A. Compass
B. a wave
C. fibers
D. Magnet
E. Pliers
F. Prism
G. forces
H. Newton
Which option is correct and why? | The correct answer is: Prism. | A |
Which gland has the largest impact on human metabolism? | [
"three",
"Pituitary",
"Energy",
"Chlorophyll",
"Sweat",
"energy usage",
"Salivary",
"Mammary"
] | Pituitary | Answer the following multiple-choice question.
Question: Which gland has the largest impact on human metabolism?
Options:
A. three
B. Pituitary
C. Energy
D. Chlorophyll
E. Sweat
F. energy usage
G. Salivary
H. Mammary
Which option is correct and why? | The correct answer is: Pituitary. | B |
What do you call the separation of ions that occurs when a solid ionic compound dissolves? | [
"dissolution",
"decomposition",
"dissociation",
"deformation"
] | dissociation | Answer the following multiple-choice question.
Question: What do you call the separation of ions that occurs when a solid ionic compound dissolves?
Options:
A. dissolution
B. decomposition
C. dissociation
D. deformation
Which option is correct and why? | The correct answer is: dissociation. | C |
What can cause people to crash their car? | [
"Long hair",
"Greenhouse gases",
"Clouds",
"smoking cigarettes",
"fossil fuels",
"energy of moving objects",
"Eating and drinking",
"Red cars"
] | Eating and drinking | Answer the following multiple-choice question.
Question: What can cause people to crash their car?
Options:
A. Long hair
B. Greenhouse gases
C. Clouds
D. smoking cigarettes
E. fossil fuels
F. energy of moving objects
G. Eating and drinking
H. Red cars
Which option is correct and why? | The correct answer is: Eating and drinking. | A |
Anagen, catagen and telogen are phases in the growth of what, which involves the root and follicle? | [
"brain",
"teeth",
"hair",
"bone"
] | hair | Answer the following multiple-choice question.
Question: Anagen, catagen and telogen are phases in the growth of what, which involves the root and follicle?
Options:
A. brain
B. teeth
C. hair
D. bone
Which option is correct and why? | The correct answer is: hair. | C |
What by predators cause porcupines to extend their quills? | [
"hypothyroidism",
"killing insects",
"kisses",
"aggression",
"love",
"hyperthyroidism",
"kinetic energy",
"cohabitating"
] | aggression | Answer the following multiple-choice question.
Question: What by predators cause porcupines to extend their quills?
Options:
A. hypothyroidism
B. killing insects
C. kisses
D. aggression
E. love
F. hyperthyroidism
G. kinetic energy
H. cohabitating
Which option is correct and why? | The correct answer is: aggression. | D |
A chemical reaction may occur when _____ is added to an object. | [
"interest",
"warmth",
"puppies",
"loss"
] | warmth | Answer the following multiple-choice question.
Question: A chemical reaction may occur when _____ is added to an object.
Options:
A. interest
B. warmth
C. puppies
D. loss
Which option is correct and why? | The correct answer is: warmth. | B |
Atoms are combined, separated, or rearranged during what? | [
"radiation",
"spontaneous mutation",
"chemical reactions",
"physical reactions"
] | chemical reactions | Answer the following multiple-choice question.
Question: Atoms are combined, separated, or rearranged during what?
Options:
A. radiation
B. spontaneous mutation
C. chemical reactions
D. physical reactions
Which option is correct and why? | The correct answer is: chemical reactions. | C |
A creature that completely goes unnoticed and unseen against a mottled leaf backdrop is probably | [
"indoors",
"glowing",
"neon",
"matching"
] | matching | Answer the following multiple-choice question.
Question: A creature that completely goes unnoticed and unseen against a mottled leaf backdrop is probably
Options:
A. indoors
B. glowing
C. neon
D. matching
Which option is correct and why? | The correct answer is: matching. | D |
Examples of what process are evident in many biological systems because cells are surrounded by semipermeable membranes? | [
"photosynthesis",
"apoptosis",
"osmosis",
"reproduction"
] | osmosis | Answer the following multiple-choice question.
Question: Examples of what process are evident in many biological systems because cells are surrounded by semipermeable membranes?
Options:
A. photosynthesis
B. apoptosis
C. osmosis
D. reproduction
Which option is correct and why? | The correct answer is: osmosis. | C |
Species of organisms that have permanently died out can also be called what? | [
"extinct",
"succinct",
"occuring",
"inherited"
] | extinct | Answer the following multiple-choice question.
Question: Species of organisms that have permanently died out can also be called what?
Options:
A. extinct
B. succinct
C. occuring
D. inherited
Which option is correct and why? | The correct answer is: extinct. | A |
If a dog is hunting, then | [
"it can sense whales nearby",
"it can sense toys around",
"it is getting tired",
"it can sense something using the olfactory"
] | it can sense something using the olfactory | Answer the following multiple-choice question.
Question: If a dog is hunting, then
Options:
A. it can sense whales nearby
B. it can sense toys around
C. it is getting tired
D. it can sense something using the olfactory
Which option is correct and why? | The correct answer is: it can sense something using the olfactory. | D |
The genes that code for the positive cell cycle regulators are called what? | [
"stem cell genes",
"ribosomes",
"proto-oncogenes",
"primary genes"
] | proto-oncogenes | Answer the following multiple-choice question.
Question: The genes that code for the positive cell cycle regulators are called what?
Options:
A. stem cell genes
B. ribosomes
C. proto-oncogenes
D. primary genes
Which option is correct and why? | The correct answer is: proto-oncogenes. | C |
What has a positive impact on an organism's health? | [
"chemical energy",
"aerobic capacity",
"predators",
"exercise",
"nutrients",
"Proteins",
"habitat destruction",
"death"
] | chemical energy | Answer the following multiple-choice question.
Question: What has a positive impact on an organism's health?
Options:
A. chemical energy
B. aerobic capacity
C. predators
D. exercise
E. nutrients
F. Proteins
G. habitat destruction
H. death
Which option is correct and why? | The correct answer is: chemical energy. | A |
What can cause melting? | [
"Changing pressure",
"Heat energy",
"Water expanding",
"Evaporation",
"converting electricity to heat",
"Increase in mass",
"Temperature changing",
"Chemical reaction"
] | Temperature changing | Answer the following multiple-choice question.
Question: What can cause melting?
Options:
A. Changing pressure
B. Heat energy
C. Water expanding
D. Evaporation
E. converting electricity to heat
F. Increase in mass
G. Temperature changing
H. Chemical reaction
Which option is correct and why? | The correct answer is: Temperature changing. | A |
What do ants use to communicate? | [
"nerves",
"heat energy",
"sound",
"binary code",
"light energy",
"Antennae.",
"megaphones",
"hand signals"
] | Antennae. | Answer the following multiple-choice question.
Question: What do ants use to communicate?
Options:
A. nerves
B. heat energy
C. sound
D. binary code
E. light energy
F. Antennae.
G. megaphones
H. hand signals
Which option is correct and why? | The correct answer is: Antennae.. | A |
Specialization occurs when competing species evolve techniques to what? | [
"Animal survival",
"get hurt",
"It helps them survive",
"save accommodations",
"protect plants",
"accommodate differences",
"refract or absorb.",
"see differences"
] | accommodate differences | Answer the following multiple-choice question.
Question: Specialization occurs when competing species evolve techniques to what?
Options:
A. Animal survival
B. get hurt
C. It helps them survive
D. save accommodations
E. protect plants
F. accommodate differences
G. refract or absorb.
H. see differences
Which option is correct and why? | The correct answer is: accommodate differences. | A |
What is a refrigerator used for? | [
"Electrical energy",
"A place to hang magnets",
"Cooling your home",
"staying warm",
"A doorstop",
"electricity",
"energy usage",
"Keeping food fresh"
] | Keeping food fresh | Answer the following multiple-choice question.
Question: What is a refrigerator used for?
Options:
A. Electrical energy
B. A place to hang magnets
C. Cooling your home
D. staying warm
E. A doorstop
F. electricity
G. energy usage
H. Keeping food fresh
Which option is correct and why? | The correct answer is: Keeping food fresh. | A |
Carbon may be stored in what for years? | [
"marble",
"peat",
"black holes",
"coal",
"bricks",
"wetland",
"dogs",
"fossils"
] | marble | Answer the following multiple-choice question.
Question: Carbon may be stored in what for years?
Options:
A. marble
B. peat
C. black holes
D. coal
E. bricks
F. wetland
G. dogs
H. fossils
Which option is correct and why? | The correct answer is: marble. | A |
What does ozone in the stratosphere protect us from? | [
"comets",
"acid rain",
"solar rays",
"solar traces"
] | solar rays | Answer the following multiple-choice question.
Question: What does ozone in the stratosphere protect us from?
Options:
A. comets
B. acid rain
C. solar rays
D. solar traces
Which option is correct and why? | The correct answer is: solar rays. | C |
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