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|---|---|---|---|---|
When does sublimation occur?
|
[
"when the ice and snow change directly into water vapors",
"when the snow melts the ice caps",
"when the wind changes direction",
"when the ice and sand change directly into water vapors"
] |
when the ice and snow change directly into water vapors
|
Answer the following multiple-choice question.
Question: When does sublimation occur?
Options:
A. when the ice and snow change directly into water vapors
B. when the snow melts the ice caps
C. when the wind changes direction
D. when the ice and sand change directly into water vapors
Which option is correct and why?
|
The correct answer is: when the ice and snow change directly into water vapors.
|
The eukaryotic cell cycle is regulated by a what?
|
[
"molecular control system",
"protons control system",
"nucleus control system",
"anti-lock control system"
] |
molecular control system
|
Answer the following multiple-choice question.
Question: The eukaryotic cell cycle is regulated by a what?
Options:
A. molecular control system
B. protons control system
C. nucleus control system
D. anti-lock control system
Which option is correct and why?
|
The correct answer is: molecular control system.
|
Elemental carbon is a black, dull-looking solid that conducts heat and this?
|
[
"electricity",
"energy",
"vibration",
"light"
] |
electricity
|
Answer the following multiple-choice question.
Question: Elemental carbon is a black, dull-looking solid that conducts heat and this?
Options:
A. electricity
B. energy
C. vibration
D. light
Which option is correct and why?
|
The correct answer is: electricity.
|
The majoirty of modern gymnosperms belong to what group, which includes pine trees?
|
[
"clusters",
"Pinophytes",
"conifers",
"stems"
] |
conifers
|
Answer the following multiple-choice question.
Question: The majoirty of modern gymnosperms belong to what group, which includes pine trees?
Options:
A. clusters
B. Pinophytes
C. conifers
D. stems
Which option is correct and why?
|
The correct answer is: conifers.
|
What is the process of generating electric current with a magnetic field?
|
[
"mechanical induction",
"electromagnetic induction",
"magnetic induction",
"electromagnetic ordination"
] |
electromagnetic induction
|
Answer the following multiple-choice question.
Question: What is the process of generating electric current with a magnetic field?
Options:
A. mechanical induction
B. electromagnetic induction
C. magnetic induction
D. electromagnetic ordination
Which option is correct and why?
|
The correct answer is: electromagnetic induction.
|
Water vapor helps with?
|
[
"The sidewalk",
"A pool",
"A cat",
"A habitat"
] |
A habitat
|
Answer the following multiple-choice question.
Question: Water vapor helps with?
Options:
A. The sidewalk
B. A pool
C. A cat
D. A habitat
Which option is correct and why?
|
The correct answer is: A habitat.
|
A shout is made into the night sky and carries
|
[
"a paper bag",
"a baby",
"a stick",
"on the gales"
] |
on the gales
|
Answer the following multiple-choice question.
Question: A shout is made into the night sky and carries
Options:
A. a paper bag
B. a baby
C. a stick
D. on the gales
Which option is correct and why?
|
The correct answer is: on the gales.
|
When cells start to divide uncontrollablly, they may form a what?
|
[
"anemia",
"tissue",
"fever",
"cell",
"organ",
"fibroid",
"acid rain",
"illness"
] |
fibroid
|
Answer the following multiple-choice question.
Question: When cells start to divide uncontrollablly, they may form a what?
Options:
A. anemia
B. tissue
C. fever
D. cell
E. organ
F. fibroid
G. acid rain
H. illness
Which option is correct and why?
|
The correct answer is: fibroid.
|
Secondary growth forms secondary
|
[
"blood vessels",
"permineralization",
"Conifers",
"color of leaves",
"oxidation reaction",
"Most plants",
"peachleaf willow",
"shrub beds"
] |
blood vessels
|
Answer the following multiple-choice question.
Question: Secondary growth forms secondary
Options:
A. blood vessels
B. permineralization
C. Conifers
D. color of leaves
E. oxidation reaction
F. Most plants
G. peachleaf willow
H. shrub beds
Which option is correct and why?
|
The correct answer is: blood vessels.
|
What contain organelles common to other cells, such as a nucleus and mitochondria, and also have more specialized structures, including dendrites and axons?
|
[
"follicles",
"muscle cells",
"neurons",
"blood cells"
] |
neurons
|
Answer the following multiple-choice question.
Question: What contain organelles common to other cells, such as a nucleus and mitochondria, and also have more specialized structures, including dendrites and axons?
Options:
A. follicles
B. muscle cells
C. neurons
D. blood cells
Which option is correct and why?
|
The correct answer is: neurons.
|
The last stage of the water cycle is collection, after that is evaporation when water is transformed to vapor. What happens next?
|
[
"the water cycle flies",
"the water cycle repeats.",
"The water cycle stops",
"the water cycle nothing"
] |
the water cycle repeats.
|
Answer the following multiple-choice question.
Question: The last stage of the water cycle is collection, after that is evaporation when water is transformed to vapor. What happens next?
Options:
A. the water cycle flies
B. the water cycle repeats.
C. The water cycle stops
D. the water cycle nothing
Which option is correct and why?
|
The correct answer is: the water cycle repeats..
|
If an object is close then how will that object appear?
|
[
"gigantic",
"minute",
"small",
"tiny"
] |
gigantic
|
Answer the following multiple-choice question.
Question: If an object is close then how will that object appear?
Options:
A. gigantic
B. minute
C. small
D. tiny
Which option is correct and why?
|
The correct answer is: gigantic.
|
What do secondary spermatocytes form when completing meiosis?
|
[
"spermatids",
"semen",
"sporozoans",
"pores"
] |
spermatids
|
Answer the following multiple-choice question.
Question: What do secondary spermatocytes form when completing meiosis?
Options:
A. spermatids
B. semen
C. sporozoans
D. pores
Which option is correct and why?
|
The correct answer is: spermatids.
|
A visual "copy" of an object that is formed by reflected or refracted light is called what?
|
[
"image",
"instance",
"mirror",
"photo"
] |
image
|
Answer the following multiple-choice question.
Question: A visual "copy" of an object that is formed by reflected or refracted light is called what?
Options:
A. image
B. instance
C. mirror
D. photo
Which option is correct and why?
|
The correct answer is: image.
|
What is the effect on pressure when the area of applied force is very concentrated?
|
[
"pressure reduces",
"pressure disperses",
"direction increases",
"pressure increases"
] |
pressure increases
|
Answer the following multiple-choice question.
Question: What is the effect on pressure when the area of applied force is very concentrated?
Options:
A. pressure reduces
B. pressure disperses
C. direction increases
D. pressure increases
Which option is correct and why?
|
The correct answer is: pressure increases.
|
Rust of iron in rocks is a direct result of
|
[
"solar heating",
"high speed fall from space",
"Chemical energy",
"The area was once underwater",
"permineralization",
"Temperature",
"volcanic ejection",
"chemical weathering"
] |
chemical weathering
|
Answer the following multiple-choice question.
Question: Rust of iron in rocks is a direct result of
Options:
A. solar heating
B. high speed fall from space
C. Chemical energy
D. The area was once underwater
E. permineralization
F. Temperature
G. volcanic ejection
H. chemical weathering
Which option is correct and why?
|
The correct answer is: chemical weathering.
|
Programmed cell death is also known as?
|
[
"necrosis",
"apoptosis",
"suicide",
"sepsis"
] |
apoptosis
|
Answer the following multiple-choice question.
Question: Programmed cell death is also known as?
Options:
A. necrosis
B. apoptosis
C. suicide
D. sepsis
Which option is correct and why?
|
The correct answer is: apoptosis.
|
Where do plants store water?
|
[
"watershed",
"Collagen",
"excretory",
"trunks",
"fibrils",
"soil",
"Winter",
"cellulose"
] |
trunks
|
Answer the following multiple-choice question.
Question: Where do plants store water?
Options:
A. watershed
B. Collagen
C. excretory
D. trunks
E. fibrils
F. soil
G. Winter
H. cellulose
Which option is correct and why?
|
The correct answer is: trunks.
|
What converts chemical energy into sound?
|
[
"worms",
"animals",
"sand",
"fireworks",
"Gunshots",
"engines",
"Loud noises",
"minerals"
] |
fireworks
|
Answer the following multiple-choice question.
Question: What converts chemical energy into sound?
Options:
A. worms
B. animals
C. sand
D. fireworks
E. Gunshots
F. engines
G. Loud noises
H. minerals
Which option is correct and why?
|
The correct answer is: fireworks.
|
When would animal burrows need replacing?
|
[
"the wearing away of rock",
"when the population is safe",
"when nothing has changed",
"when the animals are happy",
"building housing developments",
"a hemisphere is tilted away from the sun",
"Temperature changing",
"after too much water received"
] |
building housing developments
|
Answer the following multiple-choice question.
Question: When would animal burrows need replacing?
Options:
A. the wearing away of rock
B. when the population is safe
C. when nothing has changed
D. when the animals are happy
E. building housing developments
F. a hemisphere is tilted away from the sun
G. Temperature changing
H. after too much water received
Which option is correct and why?
|
The correct answer is: building housing developments.
|
rocks interacting with wind can dramatically alter what?
|
[
"the drama",
"Temperature",
"erosion",
"body water",
"the landscape",
"the breeze",
"a delta",
"the interaction"
] |
the landscape
|
Answer the following multiple-choice question.
Question: rocks interacting with wind can dramatically alter what?
Options:
A. the drama
B. Temperature
C. erosion
D. body water
E. the landscape
F. the breeze
G. a delta
H. the interaction
Which option is correct and why?
|
The correct answer is: the landscape.
|
null | null | null | null | null |
some countries can be in bed and other are in the middle of the day enjoying the outdoors, why?
|
[
"animals",
"rotation of sun",
"planet rotation",
"ocean tides"
] |
planet rotation
|
Answer the following multiple-choice question.
Question: some countries can be in bed and other are in the middle of the day enjoying the outdoors, why?
Options:
A. animals
B. rotation of sun
C. planet rotation
D. ocean tides
Which option is correct and why?
|
The correct answer is: planet rotation.
|
Which can be used to pass information from one person to another?
|
[
"an invention by Marconi",
"an invention by Newton",
"an invention by McCormick",
"an invention by Pasteur"
] |
an invention by Marconi
|
Answer the following multiple-choice question.
Question: Which can be used to pass information from one person to another?
Options:
A. an invention by Marconi
B. an invention by Newton
C. an invention by McCormick
D. an invention by Pasteur
Which option is correct and why?
|
The correct answer is: an invention by Marconi.
|
Forests naturally keep what?
|
[
"ants",
"fish",
"carbon",
"ferns",
"firs",
"rainfall",
"heat",
"protected"
] |
carbon
|
Answer the following multiple-choice question.
Question: Forests naturally keep what?
Options:
A. ants
B. fish
C. carbon
D. ferns
E. firs
F. rainfall
G. heat
H. protected
Which option is correct and why?
|
The correct answer is: carbon.
|
What tissue system has neither dermal nor vascular tissues?
|
[
"work tissue system",
"internal tissue system",
"ground tissue system",
"external tissue system"
] |
ground tissue system
|
Answer the following multiple-choice question.
Question: What tissue system has neither dermal nor vascular tissues?
Options:
A. work tissue system
B. internal tissue system
C. ground tissue system
D. external tissue system
Which option is correct and why?
|
The correct answer is: ground tissue system.
|
Triggered by changes in the environment, migration and hibernation occur as cycles on what temporal basis?
|
[
"seasonally",
"annual",
"monthly",
"bi-annually"
] |
annual
|
Answer the following multiple-choice question.
Question: Triggered by changes in the environment, migration and hibernation occur as cycles on what temporal basis?
Options:
A. seasonally
B. annual
C. monthly
D. bi-annually
Which option is correct and why?
|
The correct answer is: annual.
|
What does a desert environment receive less of than a forest?
|
[
"visitors",
"H2O fall",
"wind",
"recognition"
] |
H2O fall
|
Answer the following multiple-choice question.
Question: What does a desert environment receive less of than a forest?
Options:
A. visitors
B. H2O fall
C. wind
D. recognition
Which option is correct and why?
|
The correct answer is: H2O fall.
|
what have woody stems covered with bark?
|
[
"bushes",
"h2o",
"elms",
"roses",
"oak",
"dogs",
"Spruce",
"bamboo"
] |
elms
|
Answer the following multiple-choice question.
Question: what have woody stems covered with bark?
Options:
A. bushes
B. h2o
C. elms
D. roses
E. oak
F. dogs
G. Spruce
H. bamboo
Which option is correct and why?
|
The correct answer is: elms.
|
Fungi are no longer classified as what, possessing cell walls made of chitin rather than cellulose?
|
[
"roots",
"plants",
"eukaryotes",
"flowers"
] |
plants
|
Answer the following multiple-choice question.
Question: Fungi are no longer classified as what, possessing cell walls made of chitin rather than cellulose?
Options:
A. roots
B. plants
C. eukaryotes
D. flowers
Which option is correct and why?
|
The correct answer is: plants.
|
what is measured in inches?
|
[
"weight",
"mass",
"rainfall",
"centimeters",
"length",
"Newton",
"feet",
"size"
] |
length
|
Answer the following multiple-choice question.
Question: what is measured in inches?
Options:
A. weight
B. mass
C. rainfall
D. centimeters
E. length
F. Newton
G. feet
H. size
Which option is correct and why?
|
The correct answer is: length.
|
What is formed when an element gains one or more electrons?
|
[
"ion",
"anion",
"cation",
"neutron"
] |
anion
|
Answer the following multiple-choice question.
Question: What is formed when an element gains one or more electrons?
Options:
A. ion
B. anion
C. cation
D. neutron
Which option is correct and why?
|
The correct answer is: anion.
|
When would you want a radiator the most?
|
[
"winter",
"spring",
"fall",
"summer"
] |
winter
|
Answer the following multiple-choice question.
Question: When would you want a radiator the most?
Options:
A. winter
B. spring
C. fall
D. summer
Which option is correct and why?
|
The correct answer is: winter.
|
What changes from heat or pressure during metamorphism?
|
[
"fossils",
"carbohydrates",
"minerals",
"grains"
] |
minerals
|
Answer the following multiple-choice question.
Question: What changes from heat or pressure during metamorphism?
Options:
A. fossils
B. carbohydrates
C. minerals
D. grains
Which option is correct and why?
|
The correct answer is: minerals.
|
When liquids are heated above a point, a liquid is converted to what?
|
[
"hot",
"acid",
"gas",
"water",
"food",
"oil",
"heat",
"bubbles"
] |
gas
|
Answer the following multiple-choice question.
Question: When liquids are heated above a point, a liquid is converted to what?
Options:
A. hot
B. acid
C. gas
D. water
E. food
F. oil
G. heat
H. bubbles
Which option is correct and why?
|
The correct answer is: gas.
|
Compounds with metals and nonmetals sharing electrons are known as what kinds of compounds?
|
[
"ions",
"eons",
"atoms",
"acids"
] |
ions
|
Answer the following multiple-choice question.
Question: Compounds with metals and nonmetals sharing electrons are known as what kinds of compounds?
Options:
A. ions
B. eons
C. atoms
D. acids
Which option is correct and why?
|
The correct answer is: ions.
|
In which process do two light nuclei combine to produce a heavier nucleus and great energy?
|
[
"certain fusion",
"nuclear fusion",
"light fusion",
"general fusion"
] |
nuclear fusion
|
Answer the following multiple-choice question.
Question: In which process do two light nuclei combine to produce a heavier nucleus and great energy?
Options:
A. certain fusion
B. nuclear fusion
C. light fusion
D. general fusion
Which option is correct and why?
|
The correct answer is: nuclear fusion.
|
The cytoskeleton is a cellular "scaffolding" or "skeleton" that crisscrosses what?
|
[
"golgi apparatus",
"cytoplasm",
"cell membrane",
"cerebellum"
] |
cytoplasm
|
Answer the following multiple-choice question.
Question: The cytoskeleton is a cellular "scaffolding" or "skeleton" that crisscrosses what?
Options:
A. golgi apparatus
B. cytoplasm
C. cell membrane
D. cerebellum
Which option is correct and why?
|
The correct answer is: cytoplasm.
|
How do coyotes conserve body heat?
|
[
"They have webbed feet",
"sweating",
"With their fur",
"Having no hair",
"Exfoliation",
"storing water",
"Running really fast",
"Shivering"
] |
With their fur
|
Answer the following multiple-choice question.
Question: How do coyotes conserve body heat?
Options:
A. They have webbed feet
B. sweating
C. With their fur
D. Having no hair
E. Exfoliation
F. storing water
G. Running really fast
H. Shivering
Which option is correct and why?
|
The correct answer is: With their fur.
|
What has a negative impact on water quality?
|
[
"Reverse osmosis",
"fossil fuels",
"Fresh water",
"Carbon filter",
"chlorofluorocarbons",
"Sulfur dioxide",
"Pollution",
"harmful substances"
] |
Sulfur dioxide
|
Answer the following multiple-choice question.
Question: What has a negative impact on water quality?
Options:
A. Reverse osmosis
B. fossil fuels
C. Fresh water
D. Carbon filter
E. chlorofluorocarbons
F. Sulfur dioxide
G. Pollution
H. harmful substances
Which option is correct and why?
|
The correct answer is: Sulfur dioxide.
|
What is the series of changes in the reproductive system of a mature female that happens monthly?
|
[
"fetal cycle",
"pregnancy",
"urinary cycle",
"menstrual cycle"
] |
menstrual cycle
|
Answer the following multiple-choice question.
Question: What is the series of changes in the reproductive system of a mature female that happens monthly?
Options:
A. fetal cycle
B. pregnancy
C. urinary cycle
D. menstrual cycle
Which option is correct and why?
|
The correct answer is: menstrual cycle.
|
If a thing has both seeds and reproductive dust, it is
|
[
"a producer",
"a meat source",
"a consumer",
"a marine mammal"
] |
a producer
|
Answer the following multiple-choice question.
Question: If a thing has both seeds and reproductive dust, it is
Options:
A. a producer
B. a meat source
C. a consumer
D. a marine mammal
Which option is correct and why?
|
The correct answer is: a producer.
|
The ordovician-silurian extinction event is the first recorded mass extinction and the second largest. during this period, about what percent of marine species went extinct?
|
[
"10 percent",
"99 percent",
"40 percent",
"85 percent"
] |
85 percent
|
Answer the following multiple-choice question.
Question: The ordovician-silurian extinction event is the first recorded mass extinction and the second largest. during this period, about what percent of marine species went extinct?
Options:
A. 10 percent
B. 99 percent
C. 40 percent
D. 85 percent
Which option is correct and why?
|
The correct answer is: 85 percent.
|
What are the three classifications of elements?
|
[
"metals, non-metals and metaloids",
"metals, non-metals and alkaloids",
"alkaloids, metaloids, and non-metals",
"metals, metaloids, and alkaloids"
] |
metals, non-metals and metaloids
|
Answer the following multiple-choice question.
Question: What are the three classifications of elements?
Options:
A. metals, non-metals and metaloids
B. metals, non-metals and alkaloids
C. alkaloids, metaloids, and non-metals
D. metals, metaloids, and alkaloids
Which option is correct and why?
|
The correct answer is: metals, non-metals and metaloids.
|
What does it mean to be a diploid organism?
|
[
"organism has two copies of each gene",
"yolk has two copies of each gene",
"taproot has two copies of each gene",
"micelles have two copies of each gene"
] |
organism has two copies of each gene
|
Answer the following multiple-choice question.
Question: What does it mean to be a diploid organism?
Options:
A. organism has two copies of each gene
B. yolk has two copies of each gene
C. taproot has two copies of each gene
D. micelles have two copies of each gene
Which option is correct and why?
|
The correct answer is: organism has two copies of each gene.
|
What pulls objects towards planets is created by
|
[
"Lift",
"magnetism",
"mass",
"matter",
"wind",
"orbits",
"energy",
"forces"
] |
mass
|
Answer the following multiple-choice question.
Question: What pulls objects towards planets is created by
Options:
A. Lift
B. magnetism
C. mass
D. matter
E. wind
F. orbits
G. energy
H. forces
Which option is correct and why?
|
The correct answer is: mass.
|
null | null | null | null | null |
What does plant reproduction require?
|
[
"dreams",
"seeds",
"bees",
"food",
"humans",
"energy",
"radiation",
"genes"
] |
bees
|
Answer the following multiple-choice question.
Question: What does plant reproduction require?
Options:
A. dreams
B. seeds
C. bees
D. food
E. humans
F. energy
G. radiation
H. genes
Which option is correct and why?
|
The correct answer is: bees.
|
As the earth glides from winter into spring you will witness
|
[
"leaves growing",
"blizzards",
"bears starting hibernation",
"leaves turning orange"
] |
leaves growing
|
Answer the following multiple-choice question.
Question: As the earth glides from winter into spring you will witness
Options:
A. leaves growing
B. blizzards
C. bears starting hibernation
D. leaves turning orange
Which option is correct and why?
|
The correct answer is: leaves growing.
|
In what phase is the moon brightly illuminated?
|
[
"blue moon",
"full moon",
"crescent",
"new moon"
] |
full moon
|
Answer the following multiple-choice question.
Question: In what phase is the moon brightly illuminated?
Options:
A. blue moon
B. full moon
C. crescent
D. new moon
Which option is correct and why?
|
The correct answer is: full moon.
|
what do roots turn into?
|
[
"seeds",
"bushes",
"burrs",
"loose dirt",
"allow growth",
"branches",
"dirt",
"Sediment"
] |
branches
|
Answer the following multiple-choice question.
Question: what do roots turn into?
Options:
A. seeds
B. bushes
C. burrs
D. loose dirt
E. allow growth
F. branches
G. dirt
H. Sediment
Which option is correct and why?
|
The correct answer is: branches.
|
In a heat map, what color represents the hottest temperatures?
|
[
"bright red",
"pink",
"orange",
"bright yellow"
] |
bright yellow
|
Answer the following multiple-choice question.
Question: In a heat map, what color represents the hottest temperatures?
Options:
A. bright red
B. pink
C. orange
D. bright yellow
Which option is correct and why?
|
The correct answer is: bright yellow.
|
what uses hearing to sense sound?
|
[
"bacteria",
"h2o",
"Whales",
"dogs",
"humans",
"cows",
"protist",
"bears"
] |
cows
|
Answer the following multiple-choice question.
Question: what uses hearing to sense sound?
Options:
A. bacteria
B. h2o
C. Whales
D. dogs
E. humans
F. cows
G. protist
H. bears
Which option is correct and why?
|
The correct answer is: cows.
|
Proto-oncogenes are positive cell-cycle regulators but when mutated, they can become what?
|
[
"oncogenes and cause cancer",
"microbes and cause cancer",
"cultigens and cause cancer",
"bacteria and cause cancer"
] |
oncogenes and cause cancer
|
Answer the following multiple-choice question.
Question: Proto-oncogenes are positive cell-cycle regulators but when mutated, they can become what?
Options:
A. oncogenes and cause cancer
B. microbes and cause cancer
C. cultigens and cause cancer
D. bacteria and cause cancer
Which option is correct and why?
|
The correct answer is: oncogenes and cause cancer.
|
In what country can some of the largest natural crystals be found?
|
[
"germany",
"canada",
"mexico",
"spain"
] |
mexico
|
Answer the following multiple-choice question.
Question: In what country can some of the largest natural crystals be found?
Options:
A. germany
B. canada
C. mexico
D. spain
Which option is correct and why?
|
The correct answer is: mexico.
|
What is the term for dry climate regions at higher altitudes that have short grasses and low bushes?
|
[
"deserts",
"fringes",
"steppes",
"prairie"
] |
steppes
|
Answer the following multiple-choice question.
Question: What is the term for dry climate regions at higher altitudes that have short grasses and low bushes?
Options:
A. deserts
B. fringes
C. steppes
D. prairie
Which option is correct and why?
|
The correct answer is: steppes.
|
Plant viruses can seriously disrupt crop growth and development, significantly affecting our what?
|
[
"food supply",
"air supply",
"harvest supply",
"fuel supply"
] |
food supply
|
Answer the following multiple-choice question.
Question: Plant viruses can seriously disrupt crop growth and development, significantly affecting our what?
Options:
A. food supply
B. air supply
C. harvest supply
D. fuel supply
Which option is correct and why?
|
The correct answer is: food supply.
|
What does the presence of gill slits suggest about humans and fish?
|
[
"common ancestor",
"Shared History",
"Same evolutionary chain",
"Common Cells"
] |
common ancestor
|
Answer the following multiple-choice question.
Question: What does the presence of gill slits suggest about humans and fish?
Options:
A. common ancestor
B. Shared History
C. Same evolutionary chain
D. Common Cells
Which option is correct and why?
|
The correct answer is: common ancestor.
|
What trend is occurring involving the extent of arctic sea ice in summer?
|
[
"slow decrease",
"Ice growth",
"rapid decrease",
"water decrease"
] |
rapid decrease
|
Answer the following multiple-choice question.
Question: What trend is occurring involving the extent of arctic sea ice in summer?
Options:
A. slow decrease
B. Ice growth
C. rapid decrease
D. water decrease
Which option is correct and why?
|
The correct answer is: rapid decrease.
|
What has a negative impact on the population size of a species?
|
[
"Pesticides",
"influenza",
"steroids",
"liver cancer",
"cloudy and rainy weather",
"massive damage",
"cosmetic testing",
"killing insects"
] |
cosmetic testing
|
Answer the following multiple-choice question.
Question: What has a negative impact on the population size of a species?
Options:
A. Pesticides
B. influenza
C. steroids
D. liver cancer
E. cloudy and rainy weather
F. massive damage
G. cosmetic testing
H. killing insects
Which option is correct and why?
|
The correct answer is: cosmetic testing.
|
In a magnet, what are the regions called that are the strongest?
|
[
"poles",
"negatives",
"plates",
"positives"
] |
poles
|
Answer the following multiple-choice question.
Question: In a magnet, what are the regions called that are the strongest?
Options:
A. poles
B. negatives
C. plates
D. positives
Which option is correct and why?
|
The correct answer is: poles.
|
What class of animals have four limbs and produce amniotic eggs?
|
[
"mammals",
"insects",
"reptiles",
"amphibians"
] |
mammals
|
Answer the following multiple-choice question.
Question: What class of animals have four limbs and produce amniotic eggs?
Options:
A. mammals
B. insects
C. reptiles
D. amphibians
Which option is correct and why?
|
The correct answer is: mammals.
|
Visible light has what that can be detected by the human eye?
|
[
"dimensions",
"colors",
"wavelengths",
"patterns"
] |
wavelengths
|
Answer the following multiple-choice question.
Question: Visible light has what that can be detected by the human eye?
Options:
A. dimensions
B. colors
C. wavelengths
D. patterns
Which option is correct and why?
|
The correct answer is: wavelengths.
|
What are the ionic compounds that produce negative hydroxide ions when dissolved in water?
|
[
"enzymes",
"isotopes",
"acids",
"bases"
] |
bases
|
Answer the following multiple-choice question.
Question: What are the ionic compounds that produce negative hydroxide ions when dissolved in water?
Options:
A. enzymes
B. isotopes
C. acids
D. bases
Which option is correct and why?
|
The correct answer is: bases.
|
what uses skin to breathe air?
|
[
"plants",
"animals",
"monkeys",
"fish",
"Bats",
"toads",
"lungs",
"pigeons"
] |
toads
|
Answer the following multiple-choice question.
Question: what uses skin to breathe air?
Options:
A. plants
B. animals
C. monkeys
D. fish
E. Bats
F. toads
G. lungs
H. pigeons
Which option is correct and why?
|
The correct answer is: toads.
|
Insect's antennae are useful for sensing what?
|
[
"chemicals",
"contaminants",
"microorganisms",
"sunlight"
] |
chemicals
|
Answer the following multiple-choice question.
Question: Insect's antennae are useful for sensing what?
Options:
A. chemicals
B. contaminants
C. microorganisms
D. sunlight
Which option is correct and why?
|
The correct answer is: chemicals.
|
Where photosynthesis occurs in a cactus, what is stored?
|
[
"glucose",
"flowers",
"water",
"sand",
"gametes",
"birds",
"lipids",
"energy"
] |
water
|
Answer the following multiple-choice question.
Question: Where photosynthesis occurs in a cactus, what is stored?
Options:
A. glucose
B. flowers
C. water
D. sand
E. gametes
F. birds
G. lipids
H. energy
Which option is correct and why?
|
The correct answer is: water.
|
What are invertebrate chordates that retain all four defining chordate traits as adults called?
|
[
"lancelets",
"vertebrates",
"tunicates",
"sporozoans"
] |
lancelets
|
Answer the following multiple-choice question.
Question: What are invertebrate chordates that retain all four defining chordate traits as adults called?
Options:
A. lancelets
B. vertebrates
C. tunicates
D. sporozoans
Which option is correct and why?
|
The correct answer is: lancelets.
|
If a lake is fully drained and evaporated, then the lake will
|
[
"be full",
"be gone",
"be moist",
"be wet"
] |
be gone
|
Answer the following multiple-choice question.
Question: If a lake is fully drained and evaporated, then the lake will
Options:
A. be full
B. be gone
C. be moist
D. be wet
Which option is correct and why?
|
The correct answer is: be gone.
|
A disperser is able to
|
[
"leave things",
"break things",
"redirect things",
"shorten things"
] |
redirect things
|
Answer the following multiple-choice question.
Question: A disperser is able to
Options:
A. leave things
B. break things
C. redirect things
D. shorten things
Which option is correct and why?
|
The correct answer is: redirect things.
|
information in an organism 's what determine physical and some behavioral characteristics of offspring
|
[
"Species",
"growth",
"chromosomes",
"animals",
"feet",
"hormones",
"habitat",
"mind"
] |
chromosomes
|
Answer the following multiple-choice question.
Question: information in an organism 's what determine physical and some behavioral characteristics of offspring
Options:
A. Species
B. growth
C. chromosomes
D. animals
E. feet
F. hormones
G. habitat
H. mind
Which option is correct and why?
|
The correct answer is: chromosomes.
|
In physics, what do you call devices that make work easier?
|
[
"tools",
"circuits",
"levers",
"machines"
] |
machines
|
Answer the following multiple-choice question.
Question: In physics, what do you call devices that make work easier?
Options:
A. tools
B. circuits
C. levers
D. machines
Which option is correct and why?
|
The correct answer is: machines.
|
What term is used to describe birds that hunt, eat mammals, and other birds?
|
[
"consumers",
"predators",
"raptors",
"warriors"
] |
raptors
|
Answer the following multiple-choice question.
Question: What term is used to describe birds that hunt, eat mammals, and other birds?
Options:
A. consumers
B. predators
C. raptors
D. warriors
Which option is correct and why?
|
The correct answer is: raptors.
|
One way to see how a plant stem works could be
|
[
"eating the plant entirely",
"putting the stems in food colouring",
"throwing the plants away",
"pulling out the petals"
] |
putting the stems in food colouring
|
Answer the following multiple-choice question.
Question: One way to see how a plant stem works could be
Options:
A. eating the plant entirely
B. putting the stems in food colouring
C. throwing the plants away
D. pulling out the petals
Which option is correct and why?
|
The correct answer is: putting the stems in food colouring.
|
what requires nutrients to grow and heal?
|
[
"humans",
"Lobsters",
"molecules",
"pigeons",
"insects",
"weather",
"Oak",
"Mammal"
] |
humans
|
Answer the following multiple-choice question.
Question: what requires nutrients to grow and heal?
Options:
A. humans
B. Lobsters
C. molecules
D. pigeons
E. insects
F. weather
G. Oak
H. Mammal
Which option is correct and why?
|
The correct answer is: humans.
|
Light has the properties of both a wave and what else?
|
[
"particle",
"electron",
"atom",
"nucleus"
] |
particle
|
Answer the following multiple-choice question.
Question: Light has the properties of both a wave and what else?
Options:
A. particle
B. electron
C. atom
D. nucleus
Which option is correct and why?
|
The correct answer is: particle.
|
null | null | null | null | null |
What animal can regrow middle segments when broken?
|
[
"amoeba",
"geckos",
"humans",
"insects",
"Wasps",
"worms",
"toads",
"snakes"
] |
worms
|
Answer the following multiple-choice question.
Question: What animal can regrow middle segments when broken?
Options:
A. amoeba
B. geckos
C. humans
D. insects
E. Wasps
F. worms
G. toads
H. snakes
Which option is correct and why?
|
The correct answer is: worms.
|
What is made up of nerve cells that sense stimuli and transmit signals?
|
[
"blood tissue",
"muscle tissues",
"dependent tissue",
"nervous tissue"
] |
nervous tissue
|
Answer the following multiple-choice question.
Question: What is made up of nerve cells that sense stimuli and transmit signals?
Options:
A. blood tissue
B. muscle tissues
C. dependent tissue
D. nervous tissue
Which option is correct and why?
|
The correct answer is: nervous tissue.
|
Saliva can carry the hiv virus, but it won't spread it, unless the saliva gets into what?
|
[
"lungs",
"liver",
"bloodstream",
"kidneys"
] |
bloodstream
|
Answer the following multiple-choice question.
Question: Saliva can carry the hiv virus, but it won't spread it, unless the saliva gets into what?
Options:
A. lungs
B. liver
C. bloodstream
D. kidneys
Which option is correct and why?
|
The correct answer is: bloodstream.
|
Light in the evening will do what as fall approaches
|
[
"glow longer",
"end sooner",
"last longer",
"stay later"
] |
end sooner
|
Answer the following multiple-choice question.
Question: Light in the evening will do what as fall approaches
Options:
A. glow longer
B. end sooner
C. last longer
D. stay later
Which option is correct and why?
|
The correct answer is: end sooner.
|
if a person has a scar on the face, at what point did they get it?
|
[
"after they were born",
"at the time of delivery",
"at the time of conception",
"at the time of fetus development"
] |
after they were born
|
Answer the following multiple-choice question.
Question: if a person has a scar on the face, at what point did they get it?
Options:
A. after they were born
B. at the time of delivery
C. at the time of conception
D. at the time of fetus development
Which option is correct and why?
|
The correct answer is: after they were born.
|
Which planet has a greater gravitational pull than earth?
|
[
"an object",
"Tropical",
"ligt",
"Jupiter",
"Venus",
"our star",
"Mercury",
"Mars"
] |
Jupiter
|
Answer the following multiple-choice question.
Question: Which planet has a greater gravitational pull than earth?
Options:
A. an object
B. Tropical
C. ligt
D. Jupiter
E. Venus
F. our star
G. Mercury
H. Mars
Which option is correct and why?
|
The correct answer is: Jupiter.
|
A scale is used to measure what?
|
[
"tallness",
"height",
"length",
"fatness"
] |
fatness
|
Answer the following multiple-choice question.
Question: A scale is used to measure what?
Options:
A. tallness
B. height
C. length
D. fatness
Which option is correct and why?
|
The correct answer is: fatness.
|
If a thing is a producer of pollen and seeds, it may be located in
|
[
"a cabinet",
"a bag",
"a microwave",
"a vase"
] |
a vase
|
Answer the following multiple-choice question.
Question: If a thing is a producer of pollen and seeds, it may be located in
Options:
A. a cabinet
B. a bag
C. a microwave
D. a vase
Which option is correct and why?
|
The correct answer is: a vase.
|
What does mining change?
|
[
"temperatures",
"biological environments",
"water levels",
"atmospheric pressures"
] |
biological environments
|
Answer the following multiple-choice question.
Question: What does mining change?
Options:
A. temperatures
B. biological environments
C. water levels
D. atmospheric pressures
Which option is correct and why?
|
The correct answer is: biological environments.
|
What makes the pupil change sizes?
|
[
"electrically",
"sun's heat",
"sweating",
"It expands",
"The iris",
"nerves",
"environment",
"heat"
] |
The iris
|
Answer the following multiple-choice question.
Question: What makes the pupil change sizes?
Options:
A. electrically
B. sun's heat
C. sweating
D. It expands
E. The iris
F. nerves
G. environment
H. heat
Which option is correct and why?
|
The correct answer is: The iris.
|
What behavior causes a fight-or-flight response in those in the Animalia kingdom?
|
[
"some mammals",
"insects",
"bullfrogs",
"reproductive",
"nurturing",
"threatening",
"foraging",
"hypothyroidism"
] |
threatening
|
Answer the following multiple-choice question.
Question: What behavior causes a fight-or-flight response in those in the Animalia kingdom?
Options:
A. some mammals
B. insects
C. bullfrogs
D. reproductive
E. nurturing
F. threatening
G. foraging
H. hypothyroidism
Which option is correct and why?
|
The correct answer is: threatening.
|
What does the human body use to repair cells?
|
[
"layers of fat",
"Enzymes",
"exercise",
"barrel-shaped",
"sweating",
"Amino Acids",
"energy",
"exoskeleton"
] |
Amino Acids
|
Answer the following multiple-choice question.
Question: What does the human body use to repair cells?
Options:
A. layers of fat
B. Enzymes
C. exercise
D. barrel-shaped
E. sweating
F. Amino Acids
G. energy
H. exoskeleton
Which option is correct and why?
|
The correct answer is: Amino Acids.
|
What do we call natural resources that are remade by natural processes as quickly as people use them?
|
[
"renewable",
"geothermal",
"exotic",
"nonrenewable"
] |
renewable
|
Answer the following multiple-choice question.
Question: What do we call natural resources that are remade by natural processes as quickly as people use them?
Options:
A. renewable
B. geothermal
C. exotic
D. nonrenewable
Which option is correct and why?
|
The correct answer is: renewable.
|
What term describes diseases caused by abnormal cells in the body dividing uncontrollably?
|
[
"eczema",
"diabetes",
"radiation",
"cancer"
] |
cancer
|
Answer the following multiple-choice question.
Question: What term describes diseases caused by abnormal cells in the body dividing uncontrollably?
Options:
A. eczema
B. diabetes
C. radiation
D. cancer
Which option is correct and why?
|
The correct answer is: cancer.
|
A ball is tossed to a person who misses it and is unable to catch it so
|
[
"it groans",
"it falls",
"it runs",
"it floats"
] |
it falls
|
Answer the following multiple-choice question.
Question: A ball is tossed to a person who misses it and is unable to catch it so
Options:
A. it groans
B. it falls
C. it runs
D. it floats
Which option is correct and why?
|
The correct answer is: it falls.
|
Phototrophic organisms capture light energy from the sun and convert it into what type of energy inside their cells?
|
[
"solar power",
"mechanical energy",
"chemical energy",
"radiation energy"
] |
chemical energy
|
Answer the following multiple-choice question.
Question: Phototrophic organisms capture light energy from the sun and convert it into what type of energy inside their cells?
Options:
A. solar power
B. mechanical energy
C. chemical energy
D. radiation energy
Which option is correct and why?
|
The correct answer is: chemical energy.
|
What can cause cancer by producing mutations in DNA?
|
[
"A drug.",
"Pesticides",
"cigarettes",
"A computer",
"Toxicity",
"jet fuel",
"copper",
"PDAs"
] |
jet fuel
|
Answer the following multiple-choice question.
Question: What can cause cancer by producing mutations in DNA?
Options:
A. A drug.
B. Pesticides
C. cigarettes
D. A computer
E. Toxicity
F. jet fuel
G. copper
H. PDAs
Which option is correct and why?
|
The correct answer is: jet fuel.
|
Deep water filling a void caused by surface winds blowing water north and south is known as?
|
[
"upwelling",
"divergence",
"surface current",
"downwelling"
] |
upwelling
|
Answer the following multiple-choice question.
Question: Deep water filling a void caused by surface winds blowing water north and south is known as?
Options:
A. upwelling
B. divergence
C. surface current
D. downwelling
Which option is correct and why?
|
The correct answer is: upwelling.
|
What increases the oxygen near a combustion reaction?
|
[
"watering it",
"heat energy",
"kinetic energy",
"using an extinguisher on it",
"smothering it",
"energy barrier",
"fanning it",
"evaporation"
] |
fanning it
|
Answer the following multiple-choice question.
Question: What increases the oxygen near a combustion reaction?
Options:
A. watering it
B. heat energy
C. kinetic energy
D. using an extinguisher on it
E. smothering it
F. energy barrier
G. fanning it
H. evaporation
Which option is correct and why?
|
The correct answer is: fanning it.
|
What is the tiny male gametophyte enclosed in a tough capsule?
|
[
"Cell Capsule",
"nitrogen",
"pollen",
"calcium"
] |
pollen
|
Answer the following multiple-choice question.
Question: What is the tiny male gametophyte enclosed in a tough capsule?
Options:
A. Cell Capsule
B. nitrogen
C. pollen
D. calcium
Which option is correct and why?
|
The correct answer is: pollen.
|
What is considered to be the "fundamental unit" of life?
|
[
"bacteria",
"organ",
"proton",
"cell"
] |
cell
|
Answer the following multiple-choice question.
Question: What is considered to be the "fundamental unit" of life?
Options:
A. bacteria
B. organ
C. proton
D. cell
Which option is correct and why?
|
The correct answer is: cell.
|
Rust consists of oxides of what element?
|
[
"Aluminum",
"iron",
"Copper",
"Gold"
] |
iron
|
Answer the following multiple-choice question.
Question: Rust consists of oxides of what element?
Options:
A. Aluminum
B. iron
C. Copper
D. Gold
Which option is correct and why?
|
The correct answer is: iron.
|
Conventional myosin is required for the final stage of what?
|
[
"Energy.",
"sweating",
"cell division",
"flow of electrons",
"Plants growth",
"Dehydration",
"movement",
"rapid expansion"
] |
cell division
|
Answer the following multiple-choice question.
Question: Conventional myosin is required for the final stage of what?
Options:
A. Energy.
B. sweating
C. cell division
D. flow of electrons
E. Plants growth
F. Dehydration
G. movement
H. rapid expansion
Which option is correct and why?
|
The correct answer is: cell division.
|
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