question
stringlengths 4
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|---|---|---|---|---|---|
A plastic toy reduced to a puddle was left on a
|
[
"steep mountain",
"iceberg",
"government propaganda flick",
"hotplate"
] |
hotplate
|
Answer the following multiple-choice question.
Question: A plastic toy reduced to a puddle was left on a
Options:
A. steep mountain
B. iceberg
C. government propaganda flick
D. hotplate
Which option is correct and why?
|
The correct answer is: hotplate.
|
D
|
Light with the longest wavelengths is called what?
|
[
"X-rays",
"infrared light",
"UV light",
"visible light"
] |
infrared light
|
Answer the following multiple-choice question.
Question: Light with the longest wavelengths is called what?
Options:
A. X-rays
B. infrared light
C. UV light
D. visible light
Which option is correct and why?
|
The correct answer is: infrared light.
|
B
|
What increases a body's flexibility?
|
[
"Limbs",
"sweating",
"exercise",
"flexible schedule",
"arteries",
"heat energy",
"flex spending",
"flex accounts"
] |
exercise
|
Answer the following multiple-choice question.
Question: What increases a body's flexibility?
Options:
A. Limbs
B. sweating
C. exercise
D. flexible schedule
E. arteries
F. heat energy
G. flex spending
H. flex accounts
Which option is correct and why?
|
The correct answer is: exercise.
|
C
|
What are the subatomic particles of the nucleus called?
|
[
"nucleons",
"eukaryotes",
"cores",
"protons"
] |
nucleons
|
Answer the following multiple-choice question.
Question: What are the subatomic particles of the nucleus called?
Options:
A. nucleons
B. eukaryotes
C. cores
D. protons
Which option is correct and why?
|
The correct answer is: nucleons.
|
A
|
The a in atp is short for what?
|
[
"adenosine",
"amino",
"acid",
"acetic"
] |
adenosine
|
Answer the following multiple-choice question.
Question: The a in atp is short for what?
Options:
A. adenosine
B. amino
C. acid
D. acetic
Which option is correct and why?
|
The correct answer is: adenosine.
|
A
|
Groundwater does what to the rock beneath the ground surface?
|
[
"erodes it",
"boosts it",
"accelerates it",
"creates it"
] |
erodes it
|
Answer the following multiple-choice question.
Question: Groundwater does what to the rock beneath the ground surface?
Options:
A. erodes it
B. boosts it
C. accelerates it
D. creates it
Which option is correct and why?
|
The correct answer is: erodes it.
|
A
|
Ecologists already use the abilities of many prokaryotes to carry out bioremediation of soils and what else?
|
[
"plasma",
"water",
"air",
"gas"
] |
water
|
Answer the following multiple-choice question.
Question: Ecologists already use the abilities of many prokaryotes to carry out bioremediation of soils and what else?
Options:
A. plasma
B. water
C. air
D. gas
Which option is correct and why?
|
The correct answer is: water.
|
B
|
What is formed from magma cooling?
|
[
"limestone",
"clouds",
"basalt",
"calcite",
"sandstone",
"cacti",
"Mountains",
"tube"
] |
basalt
|
Answer the following multiple-choice question.
Question: What is formed from magma cooling?
Options:
A. limestone
B. clouds
C. basalt
D. calcite
E. sandstone
F. cacti
G. Mountains
H. tube
Which option is correct and why?
|
The correct answer is: basalt.
|
C
|
What term is used to describe anything that takes up space and has mass?
|
[
"size",
"matter",
"weight",
"opacity"
] |
matter
|
Answer the following multiple-choice question.
Question: What term is used to describe anything that takes up space and has mass?
Options:
A. size
B. matter
C. weight
D. opacity
Which option is correct and why?
|
The correct answer is: matter.
|
B
|
If a plant is in an environment with a lot of oxygen, and then oxygen levels very slightly drop, the plant will
|
[
"understand",
"sour",
"calibrate",
"pray"
] |
calibrate
|
Answer the following multiple-choice question.
Question: If a plant is in an environment with a lot of oxygen, and then oxygen levels very slightly drop, the plant will
Options:
A. understand
B. sour
C. calibrate
D. pray
Which option is correct and why?
|
The correct answer is: calibrate.
|
C
|
The amount of kinetic energy in a moving object depends directly on its mass and what else?
|
[
"volume",
"velocity",
"density",
"direction"
] |
velocity
|
Answer the following multiple-choice question.
Question: The amount of kinetic energy in a moving object depends directly on its mass and what else?
Options:
A. volume
B. velocity
C. density
D. direction
Which option is correct and why?
|
The correct answer is: velocity.
|
B
|
What term refers to the friction of fluid, within itself and its surroundings?
|
[
"salinity",
"viscosity",
"volume",
"elasticity"
] |
viscosity
|
Answer the following multiple-choice question.
Question: What term refers to the friction of fluid, within itself and its surroundings?
Options:
A. salinity
B. viscosity
C. volume
D. elasticity
Which option is correct and why?
|
The correct answer is: viscosity.
|
B
|
In hypothesis-based science, specific results are predicted from a general premise, which is called what type of reasoning that proceeds from general to particular?
|
[
"reactive",
"deductive",
"transitive",
"reflexive"
] |
deductive
|
Answer the following multiple-choice question.
Question: In hypothesis-based science, specific results are predicted from a general premise, which is called what type of reasoning that proceeds from general to particular?
Options:
A. reactive
B. deductive
C. transitive
D. reflexive
Which option is correct and why?
|
The correct answer is: deductive.
|
B
|
Deeper layers of rock must be older than layers closer to the surface, this is the law of what?
|
[
"erosion",
"flux",
"superposition",
"diffraction"
] |
superposition
|
Answer the following multiple-choice question.
Question: Deeper layers of rock must be older than layers closer to the surface, this is the law of what?
Options:
A. erosion
B. flux
C. superposition
D. diffraction
Which option is correct and why?
|
The correct answer is: superposition.
|
C
|
Ethylene, gibberellins, cytokinins, absciscic acid, and auxins are examples of what?
|
[
"animal proteins",
"plant hormones",
"animal hormones",
"insect hormones"
] |
plant hormones
|
Answer the following multiple-choice question.
Question: Ethylene, gibberellins, cytokinins, absciscic acid, and auxins are examples of what?
Options:
A. animal proteins
B. plant hormones
C. animal hormones
D. insect hormones
Which option is correct and why?
|
The correct answer is: plant hormones.
|
B
|
What is most like a fish?
|
[
"offspring of frogs",
"a desk",
"a diva",
"a solar system"
] |
offspring of frogs
|
Answer the following multiple-choice question.
Question: What is most like a fish?
Options:
A. offspring of frogs
B. a desk
C. a diva
D. a solar system
Which option is correct and why?
|
The correct answer is: offspring of frogs.
|
A
|
What is Jordan's average weather over time?
|
[
"coldest season",
"non-existant",
"autumn",
"temperature",
"dry and hot",
"snowing",
"Winter",
"nighttime 24/7"
] |
dry and hot
|
Answer the following multiple-choice question.
Question: What is Jordan's average weather over time?
Options:
A. coldest season
B. non-existant
C. autumn
D. temperature
E. dry and hot
F. snowing
G. Winter
H. nighttime 24/7
Which option is correct and why?
|
The correct answer is: dry and hot.
|
E
|
What type of graph is useful for showing percents of a whole?
|
[
"gnomic graphs",
"circle graphs",
"shift graphs",
"bar graphs"
] |
circle graphs
|
Answer the following multiple-choice question.
Question: What type of graph is useful for showing percents of a whole?
Options:
A. gnomic graphs
B. circle graphs
C. shift graphs
D. bar graphs
Which option is correct and why?
|
The correct answer is: circle graphs.
|
B
|
what seeds come from male gametes of plants?
|
[
"offspring",
"edible",
"pollinator",
"fusion",
"male",
"red",
"pollen",
"embryos"
] |
pollen
|
Answer the following multiple-choice question.
Question: what seeds come from male gametes of plants?
Options:
A. offspring
B. edible
C. pollinator
D. fusion
E. male
F. red
G. pollen
H. embryos
Which option is correct and why?
|
The correct answer is: pollen.
|
A
|
What is the movement of plates called?
|
[
"plate tectonics",
"fracking",
"migration",
"volcanic activity"
] |
plate tectonics
|
Answer the following multiple-choice question.
Question: What is the movement of plates called?
Options:
A. plate tectonics
B. fracking
C. migration
D. volcanic activity
Which option is correct and why?
|
The correct answer is: plate tectonics.
|
A
|
What is the term for plants that produce flowers and fruit?
|
[
"spores",
"gymnosperms",
"angiosperms",
"endosperms"
] |
angiosperms
|
Answer the following multiple-choice question.
Question: What is the term for plants that produce flowers and fruit?
Options:
A. spores
B. gymnosperms
C. angiosperms
D. endosperms
Which option is correct and why?
|
The correct answer is: angiosperms.
|
C
|
What is the most likely cause of split rocks on a mountain slope?
|
[
"pine tree roots",
"true enlightenment",
"sea urchins",
"heavy metal music"
] |
pine tree roots
|
Answer the following multiple-choice question.
Question: What is the most likely cause of split rocks on a mountain slope?
Options:
A. pine tree roots
B. true enlightenment
C. sea urchins
D. heavy metal music
Which option is correct and why?
|
The correct answer is: pine tree roots.
|
A
|
What are single-celled or colonial organisms that do not have membranebound nuclei?
|
[
"prokaryotes",
"eukaryotes",
"viruses",
"arthropods"
] |
prokaryotes
|
Answer the following multiple-choice question.
Question: What are single-celled or colonial organisms that do not have membranebound nuclei?
Options:
A. prokaryotes
B. eukaryotes
C. viruses
D. arthropods
Which option is correct and why?
|
The correct answer is: prokaryotes.
|
A
|
What kind of joints are capable of a wide range of movements, classified as gliding, angular, rotational, or special?
|
[
"fibrous",
"synovial",
"glandular",
"locking"
] |
synovial
|
Answer the following multiple-choice question.
Question: What kind of joints are capable of a wide range of movements, classified as gliding, angular, rotational, or special?
Options:
A. fibrous
B. synovial
C. glandular
D. locking
Which option is correct and why?
|
The correct answer is: synovial.
|
B
|
If an atom gains electrons, it becomes what?
|
[
"anion",
"neutral",
"a cation",
"an ion"
] |
an ion
|
Answer the following multiple-choice question.
Question: If an atom gains electrons, it becomes what?
Options:
A. anion
B. neutral
C. a cation
D. an ion
Which option is correct and why?
|
The correct answer is: an ion.
|
D
|
Mountain ranges, plateaus, and plains are features of what large landforms?
|
[
"planets",
"continents",
"Countries",
"States"
] |
continents
|
Answer the following multiple-choice question.
Question: Mountain ranges, plateaus, and plains are features of what large landforms?
Options:
A. planets
B. continents
C. Countries
D. States
Which option is correct and why?
|
The correct answer is: continents.
|
B
|
The pressure of a sample of gas is measured with an open-end what?
|
[
"thermometer",
"manometer",
"altimeter",
"barometer"
] |
manometer
|
Answer the following multiple-choice question.
Question: The pressure of a sample of gas is measured with an open-end what?
Options:
A. thermometer
B. manometer
C. altimeter
D. barometer
Which option is correct and why?
|
The correct answer is: manometer.
|
B
|
The most common elements have the most tightly bound __________.
|
[
"atoms",
"membrane",
"nuclei",
"quarks"
] |
nuclei
|
Answer the following multiple-choice question.
Question: The most common elements have the most tightly bound __________.
Options:
A. atoms
B. membrane
C. nuclei
D. quarks
Which option is correct and why?
|
The correct answer is: nuclei.
|
C
|
The primary nitrogenous waste material secreted by ureotelic animals is what substance?
|
[
"nitrate",
"urea",
"ammonia",
"carbon"
] |
urea
|
Answer the following multiple-choice question.
Question: The primary nitrogenous waste material secreted by ureotelic animals is what substance?
Options:
A. nitrate
B. urea
C. ammonia
D. carbon
Which option is correct and why?
|
The correct answer is: urea.
|
B
|
Natural methods of asexual reproduction, such as cuttings or budding, include strategies that plants have developed to perform what?
|
[
"multi-propagation",
"mono-propagation",
"iso-propagation",
"self-propagation"
] |
self-propagation
|
Answer the following multiple-choice question.
Question: Natural methods of asexual reproduction, such as cuttings or budding, include strategies that plants have developed to perform what?
Options:
A. multi-propagation
B. mono-propagation
C. iso-propagation
D. self-propagation
Which option is correct and why?
|
The correct answer is: self-propagation.
|
D
|
Scientists think that stars and galaxies make up only a small part of the matter in the universe. what is the rest of the matter called?
|
[
"dark matter",
"typical matter",
"light matter",
"cold matter"
] |
dark matter
|
Answer the following multiple-choice question.
Question: Scientists think that stars and galaxies make up only a small part of the matter in the universe. what is the rest of the matter called?
Options:
A. dark matter
B. typical matter
C. light matter
D. cold matter
Which option is correct and why?
|
The correct answer is: dark matter.
|
A
|
What happens when muscles around the prostate gland contracts?
|
[
"preventing heat transfer",
"The bending of a ray of light",
"Generating heat",
"Warm air moving into cold air",
"Sperm leaves the epidiymes",
"heat produced",
"Release energy",
"rapid expansion"
] |
Sperm leaves the epidiymes
|
Answer the following multiple-choice question.
Question: What happens when muscles around the prostate gland contracts?
Options:
A. preventing heat transfer
B. The bending of a ray of light
C. Generating heat
D. Warm air moving into cold air
E. Sperm leaves the epidiymes
F. heat produced
G. Release energy
H. rapid expansion
Which option is correct and why?
|
The correct answer is: Sperm leaves the epidiymes.
|
E
|
What produces spores that develop into gametophytes?
|
[
"plants",
"ice",
"tulips",
"bushes",
"orchids",
"sunlight",
"glaciers",
"cacti"
] |
tulips
|
Answer the following multiple-choice question.
Question: What produces spores that develop into gametophytes?
Options:
A. plants
B. ice
C. tulips
D. bushes
E. orchids
F. sunlight
G. glaciers
H. cacti
Which option is correct and why?
|
The correct answer is: tulips.
|
C
|
What causes ice wedging?
|
[
"Metling snow",
"Condensation",
"The sun",
"friction",
"Gravitational pull",
"mechanical",
"Weathering",
"Animals"
] |
Weathering
|
Answer the following multiple-choice question.
Question: What causes ice wedging?
Options:
A. Metling snow
B. Condensation
C. The sun
D. friction
E. Gravitational pull
F. mechanical
G. Weathering
H. Animals
Which option is correct and why?
|
The correct answer is: Weathering.
|
A
|
The process of building a log cabin for a dream getaway deep in the mountains near an idyllic stream requires
|
[
"processed cheese",
"metal panels",
"drywall",
"wood beams"
] |
wood beams
|
Answer the following multiple-choice question.
Question: The process of building a log cabin for a dream getaway deep in the mountains near an idyllic stream requires
Options:
A. processed cheese
B. metal panels
C. drywall
D. wood beams
Which option is correct and why?
|
The correct answer is: wood beams.
|
D
|
Air is an example of what state of matter?
|
[
"plasma",
"gas",
"solid",
"liquid"
] |
gas
|
Answer the following multiple-choice question.
Question: Air is an example of what state of matter?
Options:
A. plasma
B. gas
C. solid
D. liquid
Which option is correct and why?
|
The correct answer is: gas.
|
B
|
A plane travels through what?
|
[
"gas layers",
"plains",
"oceans",
"time"
] |
gas layers
|
Answer the following multiple-choice question.
Question: A plane travels through what?
Options:
A. gas layers
B. plains
C. oceans
D. time
Which option is correct and why?
|
The correct answer is: gas layers.
|
A
|
what have good eyesight and a keen sense of smell?
|
[
"mammals",
"fur seals",
"tortoises",
"sharks",
"animals",
"elephants",
"snakes",
"alpacas"
] |
snakes
|
Answer the following multiple-choice question.
Question: what have good eyesight and a keen sense of smell?
Options:
A. mammals
B. fur seals
C. tortoises
D. sharks
E. animals
F. elephants
G. snakes
H. alpacas
Which option is correct and why?
|
The correct answer is: snakes.
|
A
|
What item's housing is made of metal?
|
[
"butter",
"cola",
"tea",
"syrup"
] |
cola
|
Answer the following multiple-choice question.
Question: What item's housing is made of metal?
Options:
A. butter
B. cola
C. tea
D. syrup
Which option is correct and why?
|
The correct answer is: cola.
|
B
|
What has a positive impact on root growth in dirt?
|
[
"nutrients",
"burrs",
"exercise",
"support",
"evaporation",
"looseness",
"Sand dollars",
"sun's heat"
] |
looseness
|
Answer the following multiple-choice question.
Question: What has a positive impact on root growth in dirt?
Options:
A. nutrients
B. burrs
C. exercise
D. support
E. evaporation
F. looseness
G. Sand dollars
H. sun's heat
Which option is correct and why?
|
The correct answer is: looseness.
|
A
|
What is the term for the process in which water vapor changes to tiny droplets of liquid water?
|
[
"vaporization",
"condensation",
"diffusion",
"dispersion"
] |
condensation
|
Answer the following multiple-choice question.
Question: What is the term for the process in which water vapor changes to tiny droplets of liquid water?
Options:
A. vaporization
B. condensation
C. diffusion
D. dispersion
Which option is correct and why?
|
The correct answer is: condensation.
|
B
|
A person wants to use raw materials to make things. Considering the want to create with raw materials, the person
|
[
"makes books out of trees",
"makes rocks out of wood",
"makes corn out of dogs",
"makes fur out of tableclothes"
] |
makes books out of trees
|
Answer the following multiple-choice question.
Question: A person wants to use raw materials to make things. Considering the want to create with raw materials, the person
Options:
A. makes books out of trees
B. makes rocks out of wood
C. makes corn out of dogs
D. makes fur out of tableclothes
Which option is correct and why?
|
The correct answer is: makes books out of trees.
|
A
|
Female gametophytes produce eggs inside the part of the flower where what will eventually develop?
|
[
"embryos",
"bushes",
"seeds",
"fruit",
"honey",
"fertile",
"pollen",
"bamboo"
] |
fruit
|
Answer the following multiple-choice question.
Question: Female gametophytes produce eggs inside the part of the flower where what will eventually develop?
Options:
A. embryos
B. bushes
C. seeds
D. fruit
E. honey
F. fertile
G. pollen
H. bamboo
Which option is correct and why?
|
The correct answer is: fruit.
|
D
|
For men, orgasm occurs when climax causes muscles to contract and release what?
|
[
"energy",
"movement",
"nerves",
"forces",
"Energy.",
"oxygen",
"frustration",
"ejaculate"
] |
ejaculate
|
Answer the following multiple-choice question.
Question: For men, orgasm occurs when climax causes muscles to contract and release what?
Options:
A. energy
B. movement
C. nerves
D. forces
E. Energy.
F. oxygen
G. frustration
H. ejaculate
Which option is correct and why?
|
The correct answer is: ejaculate.
|
A
|
What does sugar turn into to create ethanol?
|
[
"Joules",
"Alcohol",
"Pie",
"Cotton Candy",
"emissions",
"Energy",
"heat",
"Chocolate"
] |
Alcohol
|
Answer the following multiple-choice question.
Question: What does sugar turn into to create ethanol?
Options:
A. Joules
B. Alcohol
C. Pie
D. Cotton Candy
E. emissions
F. Energy
G. heat
H. Chocolate
Which option is correct and why?
|
The correct answer is: Alcohol.
|
B
|
In a decade spring occurs
|
[
"three times",
"twelve times",
"ten times",
"twice"
] |
ten times
|
Answer the following multiple-choice question.
Question: In a decade spring occurs
Options:
A. three times
B. twelve times
C. ten times
D. twice
Which option is correct and why?
|
The correct answer is: ten times.
|
C
|
Water is bubbling. What characteristic is it likely to have?
|
[
"intense heat",
"cool water",
"melted water",
"easier to transport"
] |
intense heat
|
Answer the following multiple-choice question.
Question: Water is bubbling. What characteristic is it likely to have?
Options:
A. intense heat
B. cool water
C. melted water
D. easier to transport
Which option is correct and why?
|
The correct answer is: intense heat.
|
A
|
Diarrhea due to food poisoning is an example of a problem involving what organ system?
|
[
"digestive system",
"muscular system",
"lung system",
"skeletal system"
] |
digestive system
|
Answer the following multiple-choice question.
Question: Diarrhea due to food poisoning is an example of a problem involving what organ system?
Options:
A. digestive system
B. muscular system
C. lung system
D. skeletal system
Which option is correct and why?
|
The correct answer is: digestive system.
|
A
|
How can animals with six legs detect sound?
|
[
"thorax",
"Refract it",
"electricity",
"they bend",
"wings",
"environment",
"pupils",
"antennae"
] |
antennae
|
Answer the following multiple-choice question.
Question: How can animals with six legs detect sound?
Options:
A. thorax
B. Refract it
C. electricity
D. they bend
E. wings
F. environment
G. pupils
H. antennae
Which option is correct and why?
|
The correct answer is: antennae.
|
A
|
What occurs when water lost by transpiration is not replaced by absorbtion from room?
|
[
"rotting",
"wilting",
"shedding",
"perspiration"
] |
wilting
|
Answer the following multiple-choice question.
Question: What occurs when water lost by transpiration is not replaced by absorbtion from room?
Options:
A. rotting
B. wilting
C. shedding
D. perspiration
Which option is correct and why?
|
The correct answer is: wilting.
|
B
|
Filter feeders, such as sponges, pump water into their body through what structures?
|
[
"valves",
"fibers",
"lungs",
"pores"
] |
pores
|
Answer the following multiple-choice question.
Question: Filter feeders, such as sponges, pump water into their body through what structures?
Options:
A. valves
B. fibers
C. lungs
D. pores
Which option is correct and why?
|
The correct answer is: pores.
|
D
|
What are plants?
|
[
"Trees",
"dirt",
"plants",
"ferns",
"rocks",
"food",
"edible",
"bacteria"
] |
ferns
|
Answer the following multiple-choice question.
Question: What are plants?
Options:
A. Trees
B. dirt
C. plants
D. ferns
E. rocks
F. food
G. edible
H. bacteria
Which option is correct and why?
|
The correct answer is: ferns.
|
D
|
If I am feeling faint after a lot of activity I can
|
[
"Use the bathroom",
"Exercise More",
"Eat an Apple",
"Throw a Party"
] |
Eat an Apple
|
Answer the following multiple-choice question.
Question: If I am feeling faint after a lot of activity I can
Options:
A. Use the bathroom
B. Exercise More
C. Eat an Apple
D. Throw a Party
Which option is correct and why?
|
The correct answer is: Eat an Apple.
|
C
|
In what type of process does heat flow into its surroundings and cause an increase in kinetic energy?
|
[
"biochemical process",
"oscillating process",
"exothermic process",
"chemical process"
] |
exothermic process
|
Answer the following multiple-choice question.
Question: In what type of process does heat flow into its surroundings and cause an increase in kinetic energy?
Options:
A. biochemical process
B. oscillating process
C. exothermic process
D. chemical process
Which option is correct and why?
|
The correct answer is: exothermic process.
|
C
|
What type of disorders are caused by mutations in genes or abnormal numbers of chromosomes?
|
[
"emotional disorders",
"immune system disorders",
"thyroid disorders",
"genetic disorders"
] |
genetic disorders
|
Answer the following multiple-choice question.
Question: What type of disorders are caused by mutations in genes or abnormal numbers of chromosomes?
Options:
A. emotional disorders
B. immune system disorders
C. thyroid disorders
D. genetic disorders
Which option is correct and why?
|
The correct answer is: genetic disorders.
|
D
|
What are the specialized building blocks of your body?
|
[
"tissues",
"cells",
"proteins",
"muscles"
] |
cells
|
Answer the following multiple-choice question.
Question: What are the specialized building blocks of your body?
Options:
A. tissues
B. cells
C. proteins
D. muscles
Which option is correct and why?
|
The correct answer is: cells.
|
B
|
What color are leukocytes blood cells?
|
[
"black",
"blue",
"red",
"white"
] |
white
|
Answer the following multiple-choice question.
Question: What color are leukocytes blood cells?
Options:
A. black
B. blue
C. red
D. white
Which option is correct and why?
|
The correct answer is: white.
|
D
|
If something breathes, it
|
[
"uses unusable byproduct",
"lives in trash",
"scraps unusable byproduct",
"moves around frequently"
] |
scraps unusable byproduct
|
Answer the following multiple-choice question.
Question: If something breathes, it
Options:
A. uses unusable byproduct
B. lives in trash
C. scraps unusable byproduct
D. moves around frequently
Which option is correct and why?
|
The correct answer is: scraps unusable byproduct.
|
C
|
When the Nile floods, where is soil deposited?
|
[
"flood valleys",
"flood lights",
"flood plains",
"aqueous solution",
"Sediment",
"flood canyons",
"near the shoreline",
"detritus"
] |
flood plains
|
Answer the following multiple-choice question.
Question: When the Nile floods, where is soil deposited?
Options:
A. flood valleys
B. flood lights
C. flood plains
D. aqueous solution
E. Sediment
F. flood canyons
G. near the shoreline
H. detritus
Which option is correct and why?
|
The correct answer is: flood plains.
|
C
|
Meiosis is the type of _ that produces ova and spermatozoa.
|
[
"permineralization",
"an organism's body",
"animals",
"Plant reproduction",
"Most plants",
"Chemical energy",
"rapid expansion",
"cell division"
] |
cell division
|
Answer the following multiple-choice question.
Question: Meiosis is the type of _ that produces ova and spermatozoa.
Options:
A. permineralization
B. an organism's body
C. animals
D. Plant reproduction
E. Most plants
F. Chemical energy
G. rapid expansion
H. cell division
Which option is correct and why?
|
The correct answer is: cell division.
|
A
|
The nitrogen cycle includes air, soil, and what?
|
[
"water",
"heat",
"decomposers",
"living things"
] |
living things
|
Answer the following multiple-choice question.
Question: The nitrogen cycle includes air, soil, and what?
Options:
A. water
B. heat
C. decomposers
D. living things
Which option is correct and why?
|
The correct answer is: living things.
|
D
|
what does the digestive system break food into for the body?
|
[
"sugar",
"fatty",
"iron",
"lipids",
"edible",
"liquid",
"matter",
"Energy"
] |
iron
|
Answer the following multiple-choice question.
Question: what does the digestive system break food into for the body?
Options:
A. sugar
B. fatty
C. iron
D. lipids
E. edible
F. liquid
G. matter
H. Energy
Which option is correct and why?
|
The correct answer is: iron.
|
C
|
An axe head and a doorstop are types of what simple machine?
|
[
"pulley",
"blade",
"wedge",
"lever"
] |
wedge
|
Answer the following multiple-choice question.
Question: An axe head and a doorstop are types of what simple machine?
Options:
A. pulley
B. blade
C. wedge
D. lever
Which option is correct and why?
|
The correct answer is: wedge.
|
C
|
What do we call coiled structures made of dna and proteins?
|
[
"Organisms",
"chromosomes",
"Molecules",
"nodes"
] |
chromosomes
|
Answer the following multiple-choice question.
Question: What do we call coiled structures made of dna and proteins?
Options:
A. Organisms
B. chromosomes
C. Molecules
D. nodes
Which option is correct and why?
|
The correct answer is: chromosomes.
|
B
|
what generally carries deoxygenated blood?
|
[
"blood vessels",
"animals",
"layers of fat",
"mammals",
"critical organs",
"an organism's body",
"elephants",
"athletes"
] |
blood vessels
|
Answer the following multiple-choice question.
Question: what generally carries deoxygenated blood?
Options:
A. blood vessels
B. animals
C. layers of fat
D. mammals
E. critical organs
F. an organism's body
G. elephants
H. athletes
Which option is correct and why?
|
The correct answer is: blood vessels.
|
A
|
A pony is living in a small barn and its owner dies and the pony is unable to fend for itself. The pony dies because
|
[
"it is elderly",
"it is bored",
"it is vital",
"it required nutriment"
] |
it required nutriment
|
Answer the following multiple-choice question.
Question: A pony is living in a small barn and its owner dies and the pony is unable to fend for itself. The pony dies because
Options:
A. it is elderly
B. it is bored
C. it is vital
D. it required nutriment
Which option is correct and why?
|
The correct answer is: it required nutriment.
|
D
|
What term is used to describe a simple diagram that shows one way energy flows through an ecosystem?
|
[
"food chain",
"food pyramid",
"water cycle",
"fuel chain"
] |
food chain
|
Answer the following multiple-choice question.
Question: What term is used to describe a simple diagram that shows one way energy flows through an ecosystem?
Options:
A. food chain
B. food pyramid
C. water cycle
D. fuel chain
Which option is correct and why?
|
The correct answer is: food chain.
|
A
|
Acidity is measured by what physical property?
|
[
"amp",
"ps",
"ph",
"kω"
] |
ph
|
Answer the following multiple-choice question.
Question: Acidity is measured by what physical property?
Options:
A. amp
B. ps
C. ph
D. kω
Which option is correct and why?
|
The correct answer is: ph.
|
C
|
As a battery is depleted what happens to its internal resistance?
|
[
"reduces",
"increases",
"changes",
"stagnates"
] |
increases
|
Answer the following multiple-choice question.
Question: As a battery is depleted what happens to its internal resistance?
Options:
A. reduces
B. increases
C. changes
D. stagnates
Which option is correct and why?
|
The correct answer is: increases.
|
B
|
The seasonal movements of animals from one area to another is referred to as?
|
[
"migration",
"hybernation",
"mitigation",
"echolocation"
] |
migration
|
Answer the following multiple-choice question.
Question: The seasonal movements of animals from one area to another is referred to as?
Options:
A. migration
B. hybernation
C. mitigation
D. echolocation
Which option is correct and why?
|
The correct answer is: migration.
|
A
|
what reduces body heat?
|
[
"Electrical energy",
"with their fur",
"fur and fat",
"Evaporation",
"blankets",
"perspiration",
"fire",
"electrons"
] |
perspiration
|
Answer the following multiple-choice question.
Question: what reduces body heat?
Options:
A. Electrical energy
B. with their fur
C. fur and fat
D. Evaporation
E. blankets
F. perspiration
G. fire
H. electrons
Which option is correct and why?
|
The correct answer is: perspiration.
|
A
|
Milk is usually subjected to what process, where high temperatures denature the proteins in bacteria so they cannot carry out functions needed to grow and multiply?
|
[
"vaporization",
"pasteurization",
"crystallization",
"Cleaning"
] |
pasteurization
|
Answer the following multiple-choice question.
Question: Milk is usually subjected to what process, where high temperatures denature the proteins in bacteria so they cannot carry out functions needed to grow and multiply?
Options:
A. vaporization
B. pasteurization
C. crystallization
D. Cleaning
Which option is correct and why?
|
The correct answer is: pasteurization.
|
B
|
The afferent arterioles service about 1.3 million of what in each kidney?
|
[
"neurons",
"dendrites",
"axons",
"nephrons"
] |
nephrons
|
Answer the following multiple-choice question.
Question: The afferent arterioles service about 1.3 million of what in each kidney?
Options:
A. neurons
B. dendrites
C. axons
D. nephrons
Which option is correct and why?
|
The correct answer is: nephrons.
|
D
|
To make a liquid boil more easily when heat is applied, one should
|
[
"degrees Celsius",
"Evaporation of water",
"absorb light energy",
"heat is produced",
"aqueous solution",
"lower the surrounding pressure",
"evaporative cooling",
"depress neuronal excitability"
] |
lower the surrounding pressure
|
Answer the following multiple-choice question.
Question: To make a liquid boil more easily when heat is applied, one should
Options:
A. degrees Celsius
B. Evaporation of water
C. absorb light energy
D. heat is produced
E. aqueous solution
F. lower the surrounding pressure
G. evaporative cooling
H. depress neuronal excitability
Which option is correct and why?
|
The correct answer is: lower the surrounding pressure.
|
A
|
A membrane has what property if it can control what molecules or ions enter or leave the cell?
|
[
"impermeability",
"indiscreet permeability",
"selective permeability",
"susceptible permeability"
] |
selective permeability
|
Answer the following multiple-choice question.
Question: A membrane has what property if it can control what molecules or ions enter or leave the cell?
Options:
A. impermeability
B. indiscreet permeability
C. selective permeability
D. susceptible permeability
Which option is correct and why?
|
The correct answer is: selective permeability.
|
C
|
Humans and other animals can suffer from diets lacking in what essential "ingredients"?
|
[
"fiber",
"steroids",
"liquids",
"nutrients"
] |
nutrients
|
Answer the following multiple-choice question.
Question: Humans and other animals can suffer from diets lacking in what essential "ingredients"?
Options:
A. fiber
B. steroids
C. liquids
D. nutrients
Which option is correct and why?
|
The correct answer is: nutrients.
|
D
|
Eukaryotic cells undergo what kinds of divisions that more primitive cells do not?
|
[
"homologous",
"budding",
"mitosis",
"meiosis"
] |
mitosis
|
Answer the following multiple-choice question.
Question: Eukaryotic cells undergo what kinds of divisions that more primitive cells do not?
Options:
A. homologous
B. budding
C. mitosis
D. meiosis
Which option is correct and why?
|
The correct answer is: mitosis.
|
C
|
What a mixture of nitric acid and hydrochloric acid?
|
[
"crystal regia",
"aqua regia",
"sulfate regia",
"acidus regia"
] |
aqua regia
|
Answer the following multiple-choice question.
Question: What a mixture of nitric acid and hydrochloric acid?
Options:
A. crystal regia
B. aqua regia
C. sulfate regia
D. acidus regia
Which option is correct and why?
|
The correct answer is: aqua regia.
|
B
|
Ordinary table salt is called what?
|
[
"oxygen chloride",
"ammonia chloride",
"sodium chloride",
"carbon chloride"
] |
sodium chloride
|
Answer the following multiple-choice question.
Question: Ordinary table salt is called what?
Options:
A. oxygen chloride
B. ammonia chloride
C. sodium chloride
D. carbon chloride
Which option is correct and why?
|
The correct answer is: sodium chloride.
|
C
|
Plants are what type of organism?
|
[
"a producer",
"a parasite",
"a consumer",
"fertile",
"a decomposers",
"plants",
"more abundant",
"trees"
] |
a producer
|
Answer the following multiple-choice question.
Question: Plants are what type of organism?
Options:
A. a producer
B. a parasite
C. a consumer
D. fertile
E. a decomposers
F. plants
G. more abundant
H. trees
Which option is correct and why?
|
The correct answer is: a producer.
|
A
|
Which is true?
|
[
"hydrogen is composed of water and oxygen",
"waiters are composed of hydrogen and oxygen",
"most of our oceans, lakes, and pond are composed of hydrogen and oxygen",
"water is composed of hydrojets and oxyclean"
] |
most of our oceans, lakes, and pond are composed of hydrogen and oxygen
|
Answer the following multiple-choice question.
Question: Which is true?
Options:
A. hydrogen is composed of water and oxygen
B. waiters are composed of hydrogen and oxygen
C. most of our oceans, lakes, and pond are composed of hydrogen and oxygen
D. water is composed of hydrojets and oxyclean
Which option is correct and why?
|
The correct answer is: most of our oceans, lakes, and pond are composed of hydrogen and oxygen.
|
C
|
What happens to energy in a closed system?
|
[
"is destroyed",
"is replicated",
"is wasted",
"is conserved"
] |
is conserved
|
Answer the following multiple-choice question.
Question: What happens to energy in a closed system?
Options:
A. is destroyed
B. is replicated
C. is wasted
D. is conserved
Which option is correct and why?
|
The correct answer is: is conserved.
|
D
|
Tiny particles of moisture may be found
|
[
"in what we all breathe",
"under the ocean waves",
"exclusively in hot steam",
"only in cumulus clouds"
] |
in what we all breathe
|
Answer the following multiple-choice question.
Question: Tiny particles of moisture may be found
Options:
A. in what we all breathe
B. under the ocean waves
C. exclusively in hot steam
D. only in cumulus clouds
Which option is correct and why?
|
The correct answer is: in what we all breathe.
|
A
|
What occurs as cells lose their ability to divide?
|
[
"illness",
"Winter",
"disease",
"death",
"youth",
"die",
"black holes",
"cell growth"
] |
death
|
Answer the following multiple-choice question.
Question: What occurs as cells lose their ability to divide?
Options:
A. illness
B. Winter
C. disease
D. death
E. youth
F. die
G. black holes
H. cell growth
Which option is correct and why?
|
The correct answer is: death.
|
D
|
What term describes how close estimates are to one another?
|
[
"precise",
"Distant",
"precision",
"efficiency"
] |
precision
|
Answer the following multiple-choice question.
Question: What term describes how close estimates are to one another?
Options:
A. precise
B. Distant
C. precision
D. efficiency
Which option is correct and why?
|
The correct answer is: precision.
|
C
|
What type of pathogen is responsible for african sleeping sickness?
|
[
"Trichinella spiralis",
"streptococcus",
"trypanosoma",
"salmonella"
] |
trypanosoma
|
Answer the following multiple-choice question.
Question: What type of pathogen is responsible for african sleeping sickness?
Options:
A. Trichinella spiralis
B. streptococcus
C. trypanosoma
D. salmonella
Which option is correct and why?
|
The correct answer is: trypanosoma.
|
C
|
The energy that enters the chloroplasts as sunlight becomes stored as what type of energy in organic compounds?
|
[
"chemical energy",
"thermal energy",
"defect energy",
"radiation energy"
] |
chemical energy
|
Answer the following multiple-choice question.
Question: The energy that enters the chloroplasts as sunlight becomes stored as what type of energy in organic compounds?
Options:
A. chemical energy
B. thermal energy
C. defect energy
D. radiation energy
Which option is correct and why?
|
The correct answer is: chemical energy.
|
A
|
An example of a chemical change is acid breaking down substances, another is
|
[
"flour added to salt",
"milk added to water",
"corn added to soup",
"lemon juice added to milk"
] |
lemon juice added to milk
|
Answer the following multiple-choice question.
Question: An example of a chemical change is acid breaking down substances, another is
Options:
A. flour added to salt
B. milk added to water
C. corn added to soup
D. lemon juice added to milk
Which option is correct and why?
|
The correct answer is: lemon juice added to milk.
|
D
|
Concentration of what, the substance left behind when ocean water evaporates, is about 3.5 percent?
|
[
"sugar",
"hydrogen",
"quartz",
"salts"
] |
salts
|
Answer the following multiple-choice question.
Question: Concentration of what, the substance left behind when ocean water evaporates, is about 3.5 percent?
Options:
A. sugar
B. hydrogen
C. quartz
D. salts
Which option is correct and why?
|
The correct answer is: salts.
|
D
|
_ cells divide more often than normal cells
|
[
"Nerve",
"retina",
"Most plants",
"heat or cold",
"Endothelial",
"Stem",
"Malignant",
"layers of fat"
] |
Malignant
|
Answer the following multiple-choice question.
Question: _ cells divide more often than normal cells
Options:
A. Nerve
B. retina
C. Most plants
D. heat or cold
E. Endothelial
F. Stem
G. Malignant
H. layers of fat
Which option is correct and why?
|
The correct answer is: Malignant.
|
A
|
What is inside the plasma membrane of a prokaryotic cell?
|
[
"electron",
"cytoplasm",
"alkaline",
"protoplasm"
] |
cytoplasm
|
Answer the following multiple-choice question.
Question: What is inside the plasma membrane of a prokaryotic cell?
Options:
A. electron
B. cytoplasm
C. alkaline
D. protoplasm
Which option is correct and why?
|
The correct answer is: cytoplasm.
|
B
|
In angiosperms, flowers and fruits are adaptations essential for what process?
|
[
"reproduction",
"variation",
"photosynthesis",
"death"
] |
reproduction
|
Answer the following multiple-choice question.
Question: In angiosperms, flowers and fruits are adaptations essential for what process?
Options:
A. reproduction
B. variation
C. photosynthesis
D. death
Which option is correct and why?
|
The correct answer is: reproduction.
|
A
|
When stretched too thin what kind of bands will vibrate?
|
[
"an object",
"coiled",
"mechanical",
"elastic",
"nerves",
"arteries",
"waves",
"small"
] |
elastic
|
Answer the following multiple-choice question.
Question: When stretched too thin what kind of bands will vibrate?
Options:
A. an object
B. coiled
C. mechanical
D. elastic
E. nerves
F. arteries
G. waves
H. small
Which option is correct and why?
|
The correct answer is: elastic.
|
D
|
What is another term for nearsightedness?
|
[
"hypoxia",
"glaucoma",
"myopia",
"anemia"
] |
myopia
|
Answer the following multiple-choice question.
Question: What is another term for nearsightedness?
Options:
A. hypoxia
B. glaucoma
C. myopia
D. anemia
Which option is correct and why?
|
The correct answer is: myopia.
|
C
|
What happens to structural genes in the presence of tryptophan?
|
[
"they are transcribed",
"they are not transcribed",
"they are exterminated",
"they are not oxidised"
] |
they are not transcribed
|
Answer the following multiple-choice question.
Question: What happens to structural genes in the presence of tryptophan?
Options:
A. they are transcribed
B. they are not transcribed
C. they are exterminated
D. they are not oxidised
Which option is correct and why?
|
The correct answer is: they are not transcribed.
|
B
|
what grow away from a light source?
|
[
"stems",
"roots",
"buds",
"fungus",
"cacti",
"flowers",
"fens",
"salmon"
] |
roots
|
Answer the following multiple-choice question.
Question: what grow away from a light source?
Options:
A. stems
B. roots
C. buds
D. fungus
E. cacti
F. flowers
G. fens
H. salmon
Which option is correct and why?
|
The correct answer is: roots.
|
B
|
what uses sweat to adjust to hot temperatures?
|
[
"omnivores",
"dogs",
"bears",
"Mammal",
"h2o",
"humans",
"pigeons",
"clouds"
] |
humans
|
Answer the following multiple-choice question.
Question: what uses sweat to adjust to hot temperatures?
Options:
A. omnivores
B. dogs
C. bears
D. Mammal
E. h2o
F. humans
G. pigeons
H. clouds
Which option is correct and why?
|
The correct answer is: humans.
|
A
|
Acne and different types of cancer can affect what large organ?
|
[
"brain",
"liver",
"skin",
"lungs"
] |
skin
|
Answer the following multiple-choice question.
Question: Acne and different types of cancer can affect what large organ?
Options:
A. brain
B. liver
C. skin
D. lungs
Which option is correct and why?
|
The correct answer is: skin.
|
C
|
If you breathe out, especially in the vicinity of clear glass, you may witness
|
[
"your breath is air",
"your breath is dry",
"your breath beading up",
"your breath smells bad"
] |
your breath beading up
|
Answer the following multiple-choice question.
Question: If you breathe out, especially in the vicinity of clear glass, you may witness
Options:
A. your breath is air
B. your breath is dry
C. your breath beading up
D. your breath smells bad
Which option is correct and why?
|
The correct answer is: your breath beading up.
|
C
|
A change in the sequence of bases in dna or rna is called a what?
|
[
"mutation",
"infection",
"accumulation",
"isolation"
] |
mutation
|
Answer the following multiple-choice question.
Question: A change in the sequence of bases in dna or rna is called a what?
Options:
A. mutation
B. infection
C. accumulation
D. isolation
Which option is correct and why?
|
The correct answer is: mutation.
|
A
|
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