ellendagher/MNLP_M2_mcqa_dataset_split · Datasets at Hugging Face

What membrane is populated by two types of photosystems that cooperate in the light reactions of photosynthesis?

[ "choroid", "chloroplasts", "thylakoid", "subcutaneous" ]

thylakoid

Answer the following multiple-choice question. Question: What membrane is populated by two types of photosystems that cooperate in the light reactions of photosynthesis? Options: A. choroid B. chloroplasts C. thylakoid D. subcutaneous Which option is correct and why?

The correct answer is: thylakoid.

Pepsin and trypsin are examples of enzymes involved in what bodily process?

[ "regeneration", "filtration", "perspiration", "digestion" ]

digestion

Answer the following multiple-choice question. Question: Pepsin and trypsin are examples of enzymes involved in what bodily process? Options: A. regeneration B. filtration C. perspiration D. digestion Which option is correct and why?

The correct answer is: digestion.

What is the diffusion of water molecules across a semipermeable membrane?

[ "osmosis", "active transport", "organelle motion", "electrolysis" ]

osmosis

Answer the following multiple-choice question. Question: What is the diffusion of water molecules across a semipermeable membrane? Options: A. osmosis B. active transport C. organelle motion D. electrolysis Which option is correct and why?

The correct answer is: osmosis.

Both solids and liquids hold a definite what?

[ "mass", "size", "volume", "shape" ]

volume

Answer the following multiple-choice question. Question: Both solids and liquids hold a definite what? Options: A. mass B. size C. volume D. shape Which option is correct and why?

The correct answer is: volume.

Weight refers to what force acting on a mass?

[ "solar", "electronic", "gravitational", "magnetic" ]

gravitational

Answer the following multiple-choice question. Question: Weight refers to what force acting on a mass? Options: A. solar B. electronic C. gravitational D. magnetic Which option is correct and why?

The correct answer is: gravitational.

An example of a disperser could be

[ "Playing outside all alone", "Running around with my hands in the air.", "giving out an even amount of Fruit Loops to each of my classmates", "Taking all the Fruit Loops to myself" ]

giving out an even amount of Fruit Loops to each of my classmates

Answer the following multiple-choice question. Question: An example of a disperser could be Options: A. Playing outside all alone B. Running around with my hands in the air. C. giving out an even amount of Fruit Loops to each of my classmates D. Taking all the Fruit Loops to myself Which option is correct and why?

The correct answer is: giving out an even amount of Fruit Loops to each of my classmates.

What type of mammals includes opossums, kangaroos, and koalas?

[ "monotremes", "marsupials", "arthropods", "crustaceans" ]

marsupials

Answer the following multiple-choice question. Question: What type of mammals includes opossums, kangaroos, and koalas? Options: A. monotremes B. marsupials C. arthropods D. crustaceans Which option is correct and why?

The correct answer is: marsupials.

What pair of tubes that extends toward the ovaries features a fringelike structure that sweeps eggs inside?

[ "fallopian tubes", "golgi apparatus", "ovarian tubes", "vas deferens" ]

fallopian tubes

Answer the following multiple-choice question. Question: What pair of tubes that extends toward the ovaries features a fringelike structure that sweeps eggs inside? Options: A. fallopian tubes B. golgi apparatus C. ovarian tubes D. vas deferens Which option is correct and why?

The correct answer is: fallopian tubes.

What is a mutation that changes all or much of a particular chromosome?

[ "biochemical mutation", "kinetic mutation", "muscular mutation", "chromosomal mutation" ]

chromosomal mutation

Answer the following multiple-choice question. Question: What is a mutation that changes all or much of a particular chromosome? Options: A. biochemical mutation B. kinetic mutation C. muscular mutation D. chromosomal mutation Which option is correct and why?

The correct answer is: chromosomal mutation.

If you blow oxygen inside of a whistle, what will vibrate inside of the whistle?

[ "an object", "friction", "energy", "waves", "heat", "oxygen", "a chime", "sound" ]

oxygen

Answer the following multiple-choice question. Question: If you blow oxygen inside of a whistle, what will vibrate inside of the whistle? Options: A. an object B. friction C. energy D. waves E. heat F. oxygen G. a chime H. sound Which option is correct and why?

The correct answer is: oxygen.

A creature that is incapable of giving birth to offspring that are living as they exit is the

[ "bear", "human", "beaver", "salamander" ]

salamander

Answer the following multiple-choice question. Question: A creature that is incapable of giving birth to offspring that are living as they exit is the Options: A. bear B. human C. beaver D. salamander Which option is correct and why?

The correct answer is: salamander.

Oil is a source of a material used for an object with

[ "wood planks", "cardboard", "a large stone", "wheels" ]

wheels

Answer the following multiple-choice question. Question: Oil is a source of a material used for an object with Options: A. wood planks B. cardboard C. a large stone D. wheels Which option is correct and why?

The correct answer is: wheels.

The brain is said to contain gray matter, while what related structure contains white matter separated into columns?

[ "spinal cord", "orbital lobe", "brain stem", "amygdala" ]

spinal cord

Answer the following multiple-choice question. Question: The brain is said to contain gray matter, while what related structure contains white matter separated into columns? Options: A. spinal cord B. orbital lobe C. brain stem D. amygdala Which option is correct and why?

The correct answer is: spinal cord.

what do male dogs use in their urine to mark their territory?

[ "feces", "layers of fat", "natural aphrodisiacs", "food", "Something coming from a gland", "Chemical energy", "cats", "hydrocarbons" ]

natural aphrodisiacs

Answer the following multiple-choice question. Question: what do male dogs use in their urine to mark their territory? Options: A. feces B. layers of fat C. natural aphrodisiacs D. food E. Something coming from a gland F. Chemical energy G. cats H. hydrocarbons Which option is correct and why?

The correct answer is: natural aphrodisiacs.

What is the energy that flows as a result of a difference in temperature?

[ "magnetism", "heat", "electricity", "polarity" ]

heat

Answer the following multiple-choice question. Question: What is the energy that flows as a result of a difference in temperature? Options: A. magnetism B. heat C. electricity D. polarity Which option is correct and why?

The correct answer is: heat.

Japan made Pearl Harbor

[ "the sky", "it's victim", "the moon", "boring and empty" ]

it's victim

Answer the following multiple-choice question. Question: Japan made Pearl Harbor Options: A. the sky B. it's victim C. the moon D. boring and empty Which option is correct and why?

The correct answer is: it's victim.

null

Sleet is made of what?

[ "wind", "icing", "hard h2o", "frosting" ]

hard h2o

Answer the following multiple-choice question. Question: Sleet is made of what? Options: A. wind B. icing C. hard h2o D. frosting Which option is correct and why?

The correct answer is: hard h2o.

Energy enters what in the form of sunlight or chemical compounds.

[ "biomes", "fire", "light", "Energy.", "Energy", "LEDs", "propagate", "photons" ]

biomes

Answer the following multiple-choice question. Question: Energy enters what in the form of sunlight or chemical compounds. Options: A. biomes B. fire C. light D. Energy. E. Energy F. LEDs G. propagate H. photons Which option is correct and why?

The correct answer is: biomes.

Mammals generally lack a cloaca and have a separate opening for the what?

[ "urinary tract", "digestive tract", "tissues tract", "physical tract" ]

digestive tract

Answer the following multiple-choice question. Question: Mammals generally lack a cloaca and have a separate opening for the what? Options: A. urinary tract B. digestive tract C. tissues tract D. physical tract Which option is correct and why?

The correct answer is: digestive tract.

Because it damages hair cells, what is the most cause of hearing loss in adults?

[ "exposure to noise", "ear wax", "bacteria", "water in the ears" ]

exposure to noise

Answer the following multiple-choice question. Question: Because it damages hair cells, what is the most cause of hearing loss in adults? Options: A. exposure to noise B. ear wax C. bacteria D. water in the ears Which option is correct and why?

The correct answer is: exposure to noise.

What's the name for a cluster of genes, where one promoter serves adjacent genes?

[ "proton", "opteron", "nucleus", "plasma" ]

opteron

Answer the following multiple-choice question. Question: What's the name for a cluster of genes, where one promoter serves adjacent genes? Options: A. proton B. opteron C. nucleus D. plasma Which option is correct and why?

The correct answer is: opteron.

Thermometers

[ "can tell you if you need an umbrella that day", "can tell you which direction the wind is blowing", "can help you decide how many layers of clothes to wear outside", "can tell you how much rain has fallen" ]

can help you decide how many layers of clothes to wear outside

Answer the following multiple-choice question. Question: Thermometers Options: A. can tell you if you need an umbrella that day B. can tell you which direction the wind is blowing C. can help you decide how many layers of clothes to wear outside D. can tell you how much rain has fallen Which option is correct and why?

The correct answer is: can help you decide how many layers of clothes to wear outside.

which of these can alter its appearance naturally to evade being captured?

[ "a little chameleon", "a human being", "a lion", "a goat" ]

a little chameleon

Answer the following multiple-choice question. Question: which of these can alter its appearance naturally to evade being captured? Options: A. a little chameleon B. a human being C. a lion D. a goat Which option is correct and why?

The correct answer is: a little chameleon.

What kind of eruption do scientists think is caused by a very large magma chamber erupting entirely in one catastrophic explosion?

[ "mangxamba eruption", "supermagma eruption", "supervolcano eruption", "brucei eruption" ]

supervolcano eruption

Answer the following multiple-choice question. Question: What kind of eruption do scientists think is caused by a very large magma chamber erupting entirely in one catastrophic explosion? Options: A. mangxamba eruption B. supermagma eruption C. supervolcano eruption D. brucei eruption Which option is correct and why?

The correct answer is: supervolcano eruption.

Crumple means_ increases by physical force.

[ "threatened", "mass", "an object", "density", "movement", "weight", "volume", "It expands" ]

density

Answer the following multiple-choice question. Question: Crumple means_ increases by physical force. Options: A. threatened B. mass C. an object D. density E. movement F. weight G. volume H. It expands Which option is correct and why?

The correct answer is: density.

Which most directly requires sunlight to grow?

[ "a rock", "a cat", "a bamboo stalk", "a bird" ]

a bamboo stalk

Answer the following multiple-choice question. Question: Which most directly requires sunlight to grow? Options: A. a rock B. a cat C. a bamboo stalk D. a bird Which option is correct and why?

The correct answer is: a bamboo stalk.

null

what is yard waste good for?

[ "Energy.", "Bodily water", "environment", "energy", "heat energy", "consumers", "nutrients", "growth" ]

environment

Answer the following multiple-choice question. Question: what is yard waste good for? Options: A. Energy. B. Bodily water C. environment D. energy E. heat energy F. consumers G. nutrients H. growth Which option is correct and why?

The correct answer is: environment.

The autonomic nervous system serves as the relay between what and the internal organs?

[ "peripheral nervous system", "somatic system", "hormones", "central nervous system" ]

central nervous system

Answer the following multiple-choice question. Question: The autonomic nervous system serves as the relay between what and the internal organs? Options: A. peripheral nervous system B. somatic system C. hormones D. central nervous system Which option is correct and why?

The correct answer is: central nervous system.

What does increased temperature cause the volume to do in a gas?

[ "disappear", "decrease", "increase", "halve" ]

increase

Answer the following multiple-choice question. Question: What does increased temperature cause the volume to do in a gas? Options: A. disappear B. decrease C. increase D. halve Which option is correct and why?

The correct answer is: increase.

What type of energy is stored in the nuclei of atoms?

[ "radioactive energy", "nuclear energy", "light energy", "heat energy" ]

nuclear energy

Answer the following multiple-choice question. Question: What type of energy is stored in the nuclei of atoms? Options: A. radioactive energy B. nuclear energy C. light energy D. heat energy Which option is correct and why?

The correct answer is: nuclear energy.

If a person wants to move heat quickly, they could use the sun's warmth. The best thing for absorbing it would be

[ "a brass sheet", "a wool cap", "a rubber duck", "a plastic ball" ]

a brass sheet

Answer the following multiple-choice question. Question: If a person wants to move heat quickly, they could use the sun's warmth. The best thing for absorbing it would be Options: A. a brass sheet B. a wool cap C. a rubber duck D. a plastic ball Which option is correct and why?

The correct answer is: a brass sheet.

Ultimately, the fluid that is lost from the blood vessels is returned through what system?

[ "urinary", "symptomatic", "venous", "lymphatic" ]

lymphatic

Answer the following multiple-choice question. Question: Ultimately, the fluid that is lost from the blood vessels is returned through what system? Options: A. urinary B. symptomatic C. venous D. lymphatic Which option is correct and why?

The correct answer is: lymphatic.

What is the result of imperfect passing of heat through a metal, on that metal?

[ "contamination", "expansion", "sweating", "Energy.", "forces", "burning", "Evaporation", "electricity" ]

expansion

Answer the following multiple-choice question. Question: What is the result of imperfect passing of heat through a metal, on that metal? Options: A. contamination B. expansion C. sweating D. Energy. E. forces F. burning G. Evaporation H. electricity Which option is correct and why?

The correct answer is: expansion.

What can a flashlight use to produce light?

[ "energy usage", "calcite", "prism", "batteries", "gold", "energy", "heat energy", "thoughts" ]

batteries

Answer the following multiple-choice question. Question: What can a flashlight use to produce light? Options: A. energy usage B. calcite C. prism D. batteries E. gold F. energy G. heat energy H. thoughts Which option is correct and why?

The correct answer is: batteries.

Electricution would cause harm to what?

[ "circulatory systems", "an electric chair", "amphibians", "volts", "consumers", "a living being", "animals", "an electric current" ]

a living being

Answer the following multiple-choice question. Question: Electricution would cause harm to what? Options: A. circulatory systems B. an electric chair C. amphibians D. volts E. consumers F. a living being G. animals H. an electric current Which option is correct and why?

The correct answer is: a living being.

How many phases are present in a closed flask if it contains ice, water and air

[ "5", "3", "2", "6" ]

3

Answer the following multiple-choice question. Question: How many phases are present in a closed flask if it contains ice, water and air Options: A. 5 B. 3 C. 2 D. 6 Which option is correct and why?

The correct answer is: 3.

What does the slope of a position-time graph represent?

[ "velocity", "trajectory", "direction", "acceleration" ]

velocity

Answer the following multiple-choice question. Question: What does the slope of a position-time graph represent? Options: A. velocity B. trajectory C. direction D. acceleration Which option is correct and why?

The correct answer is: velocity.

muscle contraction occurs when a diagonally oriented part of muscle gets what?

[ "shorter", "longer", "vertical", "decreases", "resistance", "muscles", "movement", "forces" ]

shorter

Answer the following multiple-choice question. Question: muscle contraction occurs when a diagonally oriented part of muscle gets what? Options: A. shorter B. longer C. vertical D. decreases E. resistance F. muscles G. movement H. forces Which option is correct and why?

The correct answer is: shorter.

what is used to repair cells in the human body?

[ "DNA", "food", "PDAs", "fibers", "fats", "copper", "corn", "RNA" ]

food

Answer the following multiple-choice question. Question: what is used to repair cells in the human body? Options: A. DNA B. food C. PDAs D. fibers E. fats F. copper G. corn H. RNA Which option is correct and why?

The correct answer is: food.

Antacids are bases that neutralize what in the digestive tract?

[ "hormones", "acids", "salts", "fats" ]

acids

Answer the following multiple-choice question. Question: Antacids are bases that neutralize what in the digestive tract? Options: A. hormones B. acids C. salts D. fats Which option is correct and why?

The correct answer is: acids.

null

what sometimes has special excretory structures?

[ "insects", "bees", "a fish", "barnacles", "animals", "carbon", "feces", "humans" ]

insects

Answer the following multiple-choice question. Question: what sometimes has special excretory structures? Options: A. insects B. bees C. a fish D. barnacles E. animals F. carbon G. feces H. humans Which option is correct and why?

The correct answer is: insects.

Old glory waves thanks to a

[ "pulley", "magic", "guy climbing up", "bird" ]

pulley

Answer the following multiple-choice question. Question: Old glory waves thanks to a Options: A. pulley B. magic C. guy climbing up D. bird Which option is correct and why?

The correct answer is: pulley.

null

What do hurricanes convert?

[ "wind", "Mass", "fats", "fibers", "water", "heat", "cold", "Light" ]

heat

Answer the following multiple-choice question. Question: What do hurricanes convert? Options: A. wind B. Mass C. fats D. fibers E. water F. heat G. cold H. Light Which option is correct and why?

The correct answer is: heat.

After fertilization, how many cells does a zygote form into?

[ "three", "one", "six", "two" ]

two

Answer the following multiple-choice question. Question: After fertilization, how many cells does a zygote form into? Options: A. three B. one C. six D. two Which option is correct and why?

The correct answer is: two.

Plants obtain the molecules for cellular function though what?

[ "Plants", "tissues", "nutrients", "photosynthesis" ]

photosynthesis

Answer the following multiple-choice question. Question: Plants obtain the molecules for cellular function though what? Options: A. Plants B. tissues C. nutrients D. photosynthesis Which option is correct and why?

The correct answer is: photosynthesis.

What is mutation essential for?

[ "rapid expansion", "sickness", "a continual progress", "resistance", "growth", "allow growth", "Plant reproduction", "chromosomes" ]

a continual progress

Answer the following multiple-choice question. Question: What is mutation essential for? Options: A. rapid expansion B. sickness C. a continual progress D. resistance E. growth F. allow growth G. Plant reproduction H. chromosomes Which option is correct and why?

The correct answer is: a continual progress.

What is the chemical element with symbol N and atomic number 7 found in?

[ "Chlorophyl", "Petals", "Mitochondria", "A Greek letter", "Cytoplasm", "acetic acid", "Acids", "fossil fuels" ]

Chlorophyl

Answer the following multiple-choice question. Question: What is the chemical element with symbol N and atomic number 7 found in? Options: A. Chlorophyl B. Petals C. Mitochondria D. A Greek letter E. Cytoplasm F. acetic acid G. Acids H. fossil fuels Which option is correct and why?

The correct answer is: Chlorophyl.

What does the tires meeting the road cause when a car accelerates?

[ "vibration", "friction", "thrust", "erosion" ]

friction

Answer the following multiple-choice question. Question: What does the tires meeting the road cause when a car accelerates? Options: A. vibration B. friction C. thrust D. erosion Which option is correct and why?

The correct answer is: friction.

What organisms are most likely to be saved in the winter by a greenhouse

[ "snow leopards", "dormant", "plants", "tiny", "skiiers", "whales", "heat", "mussels" ]

plants

Answer the following multiple-choice question. Question: What organisms are most likely to be saved in the winter by a greenhouse Options: A. snow leopards B. dormant C. plants D. tiny E. skiiers F. whales G. heat H. mussels Which option is correct and why?

The correct answer is: plants.

null

Cycles of freezing and thawing water cause

[ "exposure to cold", "the oak can fall", "mechanical weathering", "the looseness of soil", "In the winter", "Metling snow", "colder and wetter", "looseness of dirt or compost" ]

mechanical weathering

Answer the following multiple-choice question. Question: Cycles of freezing and thawing water cause Options: A. exposure to cold B. the oak can fall C. mechanical weathering D. the looseness of soil E. In the winter F. Metling snow G. colder and wetter H. looseness of dirt or compost Which option is correct and why?

The correct answer is: mechanical weathering.

A crater can usually be found on the top of what kind of volcanoes?

[ "Dome", "Shield", "Compound", "composite" ]

composite

Answer the following multiple-choice question. Question: A crater can usually be found on the top of what kind of volcanoes? Options: A. Dome B. Shield C. Compound D. composite Which option is correct and why?

The correct answer is: composite.

What does Lake Tahoe originate from?

[ "hydrogen and oxygen", "It's manmade", "An ocean", "tectonic plates coliding", "A hurricane", "A mountain stream", "Water expanding", "body water" ]

A mountain stream

Answer the following multiple-choice question. Question: What does Lake Tahoe originate from? Options: A. hydrogen and oxygen B. It's manmade C. An ocean D. tectonic plates coliding E. A hurricane F. A mountain stream G. Water expanding H. body water Which option is correct and why?

The correct answer is: A mountain stream.

By virtue of what can objects reflects light toward the eye?

[ "sunlight", "scattered light", "bright light", "destroyed light", "sensory neurons", "Electrical energy", "flow of electrons", "speckled light" ]

scattered light

Answer the following multiple-choice question. Question: By virtue of what can objects reflects light toward the eye? Options: A. sunlight B. scattered light C. bright light D. destroyed light E. sensory neurons F. Electrical energy G. flow of electrons H. speckled light Which option is correct and why?

The correct answer is: scattered light.

The carrying angle is larger in females to accommodate their what?

[ "wider pelvis", "narrower pelvis", "cranium", "broader shoulders" ]

wider pelvis

Answer the following multiple-choice question. Question: The carrying angle is larger in females to accommodate their what? Options: A. wider pelvis B. narrower pelvis C. cranium D. broader shoulders Which option is correct and why?

The correct answer is: wider pelvis.

a fish lives in water and filters the water through its

[ "tail", "gill slats", "eyes", "fins" ]

gill slats

Answer the following multiple-choice question. Question: a fish lives in water and filters the water through its Options: A. tail B. gill slats C. eyes D. fins Which option is correct and why?

The correct answer is: gill slats.

Which relationship is true?

[ "wind is renewable; metal is nonrenewable", "wind is recyclable, metal is other", "wind is happy, metal is other", "wind is nonrenewable; metal is renewable" ]

wind is renewable; metal is nonrenewable

Answer the following multiple-choice question. Question: Which relationship is true? Options: A. wind is renewable; metal is nonrenewable B. wind is recyclable, metal is other C. wind is happy, metal is other D. wind is nonrenewable; metal is renewable Which option is correct and why?

The correct answer is: wind is renewable; metal is nonrenewable.

Building housing developments may cause

[ "eruptions", "colder weather", "disease", "erosion", "extinction", "mutations", "Destroy bridges", "deforestation" ]

extinction

Answer the following multiple-choice question. Question: Building housing developments may cause Options: A. eruptions B. colder weather C. disease D. erosion E. extinction F. mutations G. Destroy bridges H. deforestation Which option is correct and why?

The correct answer is: extinction.

What type of blood vessels carry blood away from the heart?

[ "arteries", "tubes", "Viens", "Heart" ]

arteries

Answer the following multiple-choice question. Question: What type of blood vessels carry blood away from the heart? Options: A. arteries B. tubes C. Viens D. Heart Which option is correct and why?

The correct answer is: arteries.

How do bipedal creatures walk?

[ "on twelve legs", "on four legs", "on two legs", "on six legs" ]

on two legs

Answer the following multiple-choice question. Question: How do bipedal creatures walk? Options: A. on twelve legs B. on four legs C. on two legs D. on six legs Which option is correct and why?

The correct answer is: on two legs.

null

eyes are used for seeing by animals by sense of what?

[ "energy", "touch", "photons", "vision", "smell", "power", "the sun", "sound" ]

vision

Answer the following multiple-choice question. Question: eyes are used for seeing by animals by sense of what? Options: A. energy B. touch C. photons D. vision E. smell F. power G. the sun H. sound Which option is correct and why?

The correct answer is: vision.

A renewable resource you can find on Earth is

[ "stars", "Oil", "sand clay", "fossil fuels" ]

sand clay

Answer the following multiple-choice question. Question: A renewable resource you can find on Earth is Options: A. stars B. Oil C. sand clay D. fossil fuels Which option is correct and why?

The correct answer is: sand clay.

Fossil fuels and coal are examples of what kind of resources?

[ "nonrenewable", "valuable", "renewable", "reusable" ]

nonrenewable

Answer the following multiple-choice question. Question: Fossil fuels and coal are examples of what kind of resources? Options: A. nonrenewable B. valuable C. renewable D. reusable Which option is correct and why?

The correct answer is: nonrenewable.

what causes a solid to form?

[ "sunlight", "evaporative cooling", "gases", "Physical weathering", "water evaporation", "lower temperature thresholds", "exposure to cold", "fissures of hot, acidic water" ]

lower temperature thresholds

Answer the following multiple-choice question. Question: what causes a solid to form? Options: A. sunlight B. evaporative cooling C. gases D. Physical weathering E. water evaporation F. lower temperature thresholds G. exposure to cold H. fissures of hot, acidic water Which option is correct and why?

The correct answer is: lower temperature thresholds.

If a species of animal is endangered or going extinct, it's because too many of them have stopped

[ "mating", "hugging", "nothing", "dying" ]

mating

Answer the following multiple-choice question. Question: If a species of animal is endangered or going extinct, it's because too many of them have stopped Options: A. mating B. hugging C. nothing D. dying Which option is correct and why?

The correct answer is: mating.

You may need a raft after a

[ "television broadcast", "drought", "meteor shower", "deluge" ]

deluge

Answer the following multiple-choice question. Question: You may need a raft after a Options: A. television broadcast B. drought C. meteor shower D. deluge Which option is correct and why?

The correct answer is: deluge.

What do you call reversible changes that do not change matter’s chemical makeup or chemical properties?

[ "potential changes", "chemical changes", "physical changes", "element changes" ]

physical changes

Answer the following multiple-choice question. Question: What do you call reversible changes that do not change matter’s chemical makeup or chemical properties? Options: A. potential changes B. chemical changes C. physical changes D. element changes Which option is correct and why?

The correct answer is: physical changes.

Fossil evidence indicates that the ancestors of humans originated on which continent?

[ "north america", "south america", "africa", "australia" ]

africa

Answer the following multiple-choice question. Question: Fossil evidence indicates that the ancestors of humans originated on which continent? Options: A. north america B. south america C. africa D. australia Which option is correct and why?

The correct answer is: africa.

The field of organic chemistry studies the structure and reactivity of compounds containing what element?

[ "carbon", "oxygen", "hydrogen", "nitrogen" ]

carbon

Answer the following multiple-choice question. Question: The field of organic chemistry studies the structure and reactivity of compounds containing what element? Options: A. carbon B. oxygen C. hydrogen D. nitrogen Which option is correct and why?

The correct answer is: carbon.

Engaging in relatively simple behaviors helps maintain a nearly constant body temperature for organisms classified as what?

[ "placoderms", "endotherms", "photophores", "ectotherms" ]

ectotherms

Answer the following multiple-choice question. Question: Engaging in relatively simple behaviors helps maintain a nearly constant body temperature for organisms classified as what? Options: A. placoderms B. endotherms C. photophores D. ectotherms Which option is correct and why?

The correct answer is: ectotherms.

A nail can attach to metals after it receives

[ "water", "electricity", "light", "heat" ]

electricity

Answer the following multiple-choice question. Question: A nail can attach to metals after it receives Options: A. water B. electricity C. light D. heat Which option is correct and why?

The correct answer is: electricity.

How many processes contribute to the emergence of viral diseases?

[ "two", "four", "one", "three" ]

three

Answer the following multiple-choice question. Question: How many processes contribute to the emergence of viral diseases? Options: A. two B. four C. one D. three Which option is correct and why?

The correct answer is: three.

What makes living creatures appear bigger?

[ "fur and fat", "xrays", "squids", "microscopes", "deuterostomes", "hearing", "screen", "mutations" ]

microscopes

Answer the following multiple-choice question. Question: What makes living creatures appear bigger? Options: A. fur and fat B. xrays C. squids D. microscopes E. deuterostomes F. hearing G. screen H. mutations Which option is correct and why?

The correct answer is: microscopes.

The most common curved mirrors are what?

[ "solid", "convex", "concave", "spherical" ]

spherical

Answer the following multiple-choice question. Question: The most common curved mirrors are what? Options: A. solid B. convex C. concave D. spherical Which option is correct and why?

The correct answer is: spherical.

The earliest cells were called what?

[ "microcytes", "eukaryotes", "prokaryotes", "carbohydrates" ]

prokaryotes

Answer the following multiple-choice question. Question: The earliest cells were called what? Options: A. microcytes B. eukaryotes C. prokaryotes D. carbohydrates Which option is correct and why?

The correct answer is: prokaryotes.

What is a measure of the average amount of energy of motion, or kinetic energy, a system contains called?

[ "precipitation", "variation", "temperature", "size" ]

temperature

Answer the following multiple-choice question. Question: What is a measure of the average amount of energy of motion, or kinetic energy, a system contains called? Options: A. precipitation B. variation C. temperature D. size Which option is correct and why?

The correct answer is: temperature.

What type of minerals form when salt water evaporates?

[ "carbonate", "halide", "sulfide", "fermite" ]

halide

Answer the following multiple-choice question. Question: What type of minerals form when salt water evaporates? Options: A. carbonate B. halide C. sulfide D. fermite Which option is correct and why?

The correct answer is: halide.

What is the male gamete called in humans?

[ "testes", "egg", "dna", "sperm" ]

sperm

Answer the following multiple-choice question. Question: What is the male gamete called in humans? Options: A. testes B. egg C. dna D. sperm Which option is correct and why?

The correct answer is: sperm.

who will move if a habitat can no longer support them?

[ "starfish", "soil", "pigeons", "squids", "sound waves", "clouds", "Echinoids", "humans" ]

humans

Answer the following multiple-choice question. Question: who will move if a habitat can no longer support them? Options: A. starfish B. soil C. pigeons D. squids E. sound waves F. clouds G. Echinoids H. humans Which option is correct and why?

The correct answer is: humans.

What is often the cause of phenotypic differences between identical twins?

[ "learned behavior", "environment", "natural selection", "genetics" ]

environment

Answer the following multiple-choice question. Question: What is often the cause of phenotypic differences between identical twins? Options: A. learned behavior B. environment C. natural selection D. genetics Which option is correct and why?

The correct answer is: environment.

What has positive impacts on a person's health?

[ "stamina", "sleep", "working too hard", "food", "animals", "playing in the dirt", "running", "eating too much" ]

sleep

Answer the following multiple-choice question. Question: What has positive impacts on a person's health? Options: A. stamina B. sleep C. working too hard D. food E. animals F. playing in the dirt G. running H. eating too much Which option is correct and why?

The correct answer is: sleep.

null

Viruses often can spread bacteria through what?

[ "the skin", "microscopes", "contamination", "covering", "washing", "alveoli", "droppings", "coating" ]

droppings

Answer the following multiple-choice question. Question: Viruses often can spread bacteria through what? Options: A. the skin B. microscopes C. contamination D. covering E. washing F. alveoli G. droppings H. coating Which option is correct and why?

The correct answer is: droppings.

In order to survive and maintain what state, an organism must quickly adapt to changing environmental conditions?

[ "homeostasis", "acclimatization", "ketosis", "regulation" ]

homeostasis

Answer the following multiple-choice question. Question: In order to survive and maintain what state, an organism must quickly adapt to changing environmental conditions? Options: A. homeostasis B. acclimatization C. ketosis D. regulation Which option is correct and why?

The correct answer is: homeostasis.

Humans go through multiple stages in their life. First is infancy, last is

[ "Stage 7", "being an adult", "high school", "puberty" ]

being an adult

Answer the following multiple-choice question. Question: Humans go through multiple stages in their life. First is infancy, last is Options: A. Stage 7 B. being an adult C. high school D. puberty Which option is correct and why?

The correct answer is: being an adult.

What do you add to decrease the melting point of a liquid?

[ "salinity", "Dehydration", "Heat energy", "sodium chloride", "layers of fat", "chemical changes", "evaporation", "aqueous solution" ]

sodium chloride

Answer the following multiple-choice question. Question: What do you add to decrease the melting point of a liquid? Options: A. salinity B. Dehydration C. Heat energy D. sodium chloride E. layers of fat F. chemical changes G. evaporation H. aqueous solution Which option is correct and why?

The correct answer is: sodium chloride.

What neutralizes the acidity of chyme and acts as a buffer?

[ "the chloride", "the bicarbonate", "the small intestine", "bile" ]

the bicarbonate

Answer the following multiple-choice question. Question: What neutralizes the acidity of chyme and acts as a buffer? Options: A. the chloride B. the bicarbonate C. the small intestine D. bile Which option is correct and why?

The correct answer is: the bicarbonate.

In what form do plants and animals store sugar for later use?

[ "management polysaccharides", "storage polysaccharides", "processing polysaccharides", "carrying polysaccharides" ]

storage polysaccharides

Answer the following multiple-choice question. Question: In what form do plants and animals store sugar for later use? Options: A. management polysaccharides B. storage polysaccharides C. processing polysaccharides D. carrying polysaccharides Which option is correct and why?

The correct answer is: storage polysaccharides.

if a man's new car can be charged at a charging station, what is this termed?

[ "all of these", "battery operated", "getting energy", "alternative fueling" ]

all of these

Answer the following multiple-choice question. Question: if a man's new car can be charged at a charging station, what is this termed? Options: A. all of these B. battery operated C. getting energy D. alternative fueling Which option is correct and why?

The correct answer is: all of these.

null

What is the process of larva becoming an adult called?

[ "metamorphosis", "parthenogenesis", "evolution", "synthesis" ]

metamorphosis

Answer the following multiple-choice question. Question: What is the process of larva becoming an adult called? Options: A. metamorphosis B. parthenogenesis C. evolution D. synthesis Which option is correct and why?

The correct answer is: metamorphosis.

what moves to find shelter in another habitat because of habitat destruction?

[ "cows", "Whales", "humans", "clouds", "Birds", "gravity", "camels", "density" ]

cows

Answer the following multiple-choice question. Question: what moves to find shelter in another habitat because of habitat destruction? Options: A. cows B. Whales C. humans D. clouds E. Birds F. gravity G. camels H. density Which option is correct and why?

The correct answer is: cows.

What can be stored in sedimentary rock for millions of years?

[ "Chemical energy", "fossil fuels", "Energy", "Coal sinks", "bioaerosols", "In sediment", "Energy.", "kinetic energy" ]

Coal sinks

Answer the following multiple-choice question. Question: What can be stored in sedimentary rock for millions of years? Options: A. Chemical energy B. fossil fuels C. Energy D. Coal sinks E. bioaerosols F. In sediment G. Energy. H. kinetic energy Which option is correct and why?

The correct answer is: Coal sinks.

null

In science, what is defined as a change in position?

[ "direction", "gravity", "speed", "motion" ]

motion

Answer the following multiple-choice question. Question: In science, what is defined as a change in position? Options: A. direction B. gravity C. speed D. motion Which option is correct and why?

The correct answer is: motion.