question stringlengths 4 399 ⌀ | options listlengths 4 8 ⌀ | correct_answer stringlengths 1 116 ⌀ | prompt stringlengths 146 739 ⌀ | completion stringlengths 25 140 ⌀ |
|---|---|---|---|---|
Water dissolving minerals out of rocks makes ocean water what? | [
"salty",
"muddy",
"sweet",
"bitter"
] | salty | Answer the following multiple-choice question.
Question: Water dissolving minerals out of rocks makes ocean water what?
Options:
A. salty
B. muddy
C. sweet
D. bitter
Which option is correct and why? | The correct answer is: salty. |
What is caused by a reduction of a hormone that helps cells absorb sugar from the blood? | [
"Dehydration",
"anemia",
"diabetes",
"glucose",
"cancer",
"fever",
"low blood sugar",
"strokes"
] | diabetes | Answer the following multiple-choice question.
Question: What is caused by a reduction of a hormone that helps cells absorb sugar from the blood?
Options:
A. Dehydration
B. anemia
C. diabetes
D. glucose
E. cancer
F. fever
G. low blood sugar
H. strokes
Which option is correct and why? | The correct answer is: diabetes. |
What do covalent bonds give atoms a more stable arrangement of? | [
"protons",
"neutrons",
"electrons",
"cell walls"
] | electrons | Answer the following multiple-choice question.
Question: What do covalent bonds give atoms a more stable arrangement of?
Options:
A. protons
B. neutrons
C. electrons
D. cell walls
Which option is correct and why? | The correct answer is: electrons. |
The hardest natural substance, diamond is a form of what element? | [
"hydrogen",
"zirconium",
"zenon",
"carbon"
] | carbon | Answer the following multiple-choice question.
Question: The hardest natural substance, diamond is a form of what element?
Options:
A. hydrogen
B. zirconium
C. zenon
D. carbon
Which option is correct and why? | The correct answer is: carbon. |
What causes tooth decay and unhealthy gums? | [
"meat",
"worms",
"salt",
"smoking",
"sugar",
"vegetables",
"mildew",
"Alcohol"
] | sugar | Answer the following multiple-choice question.
Question: What causes tooth decay and unhealthy gums?
Options:
A. meat
B. worms
C. salt
D. smoking
E. sugar
F. vegetables
G. mildew
H. Alcohol
Which option is correct and why? | The correct answer is: sugar. |
What are the two different types of vascular tissues called? | [
"biotic and abiotic",
"epidermis and dermis",
"acid and base",
"xylem and phloem"
] | xylem and phloem | Answer the following multiple-choice question.
Question: What are the two different types of vascular tissues called?
Options:
A. biotic and abiotic
B. epidermis and dermis
C. acid and base
D. xylem and phloem
Which option is correct and why? | The correct answer is: xylem and phloem. |
What is the name for biochemical compounds that consist of one or more chains of small molecules called amino acids? | [
"hormones",
"proteins",
"protons",
"lipids"
] | proteins | Answer the following multiple-choice question.
Question: What is the name for biochemical compounds that consist of one or more chains of small molecules called amino acids?
Options:
A. hormones
B. proteins
C. protons
D. lipids
Which option is correct and why? | The correct answer is: proteins. |
What is the color of the powder of a mineral called? | [
"dye",
"hue",
"pigment",
"streak"
] | streak | Answer the following multiple-choice question.
Question: What is the color of the powder of a mineral called?
Options:
A. dye
B. hue
C. pigment
D. streak
Which option is correct and why? | The correct answer is: streak. |
The largest organ of the human body is what? | [
"heart",
"brain",
"lungs",
"outer layer"
] | outer layer | Answer the following multiple-choice question.
Question: The largest organ of the human body is what?
Options:
A. heart
B. brain
C. lungs
D. outer layer
Which option is correct and why? | The correct answer is: outer layer. |
Which type of substance is considered a proton donor in a reaction? | [
"acid",
"base",
"carbon",
"oxygen"
] | acid | Answer the following multiple-choice question.
Question: Which type of substance is considered a proton donor in a reaction?
Options:
A. acid
B. base
C. carbon
D. oxygen
Which option is correct and why? | The correct answer is: acid. |
What can be used more than one time? | [
"coal",
"soda bottle",
"gas",
"oil"
] | soda bottle | Answer the following multiple-choice question.
Question: What can be used more than one time?
Options:
A. coal
B. soda bottle
C. gas
D. oil
Which option is correct and why? | The correct answer is: soda bottle. |
what does influenza cause? | [
"amoeba",
"diabetes",
"anemia",
"extinction",
"shingles",
"disease",
"measles",
"propagate"
] | disease | Answer the following multiple-choice question.
Question: what does influenza cause?
Options:
A. amoeba
B. diabetes
C. anemia
D. extinction
E. shingles
F. disease
G. measles
H. propagate
Which option is correct and why? | The correct answer is: disease. |
What type of useful product can be made from the moving winds? | [
"metal",
"wood",
"bananas",
"electricity"
] | electricity | Answer the following multiple-choice question.
Question: What type of useful product can be made from the moving winds?
Options:
A. metal
B. wood
C. bananas
D. electricity
Which option is correct and why? | The correct answer is: electricity. |
During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was? | [
"much greater",
"none",
"the same",
"much lower"
] | much greater | Answer the following multiple-choice question.
Question: During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was?
Options:
A. much greater
B. none
C. the same
D. much lower
Which option is correct and why? | The correct answer is: much greater. |
Cnidarians have a simple digestive system with a single opening surrounded by what type of structures, which are used to capture prey? | [
"spines",
"claws",
"antennae",
"tentacles"
] | tentacles | Answer the following multiple-choice question.
Question: Cnidarians have a simple digestive system with a single opening surrounded by what type of structures, which are used to capture prey?
Options:
A. spines
B. claws
C. antennae
D. tentacles
Which option is correct and why? | The correct answer is: tentacles. |
What is provided by vanes rotating in an electric fan? | [
"heat energy",
"cool breezes",
"torrential rains",
"Animal survival",
"kinetic energy",
"loud storms",
"energy",
"hot winds"
] | cool breezes | Answer the following multiple-choice question.
Question: What is provided by vanes rotating in an electric fan?
Options:
A. heat energy
B. cool breezes
C. torrential rains
D. Animal survival
E. kinetic energy
F. loud storms
G. energy
H. hot winds
Which option is correct and why? | The correct answer is: cool breezes. |
Community interactions are important factors in what? | [
"natural selection",
"natural resources",
"natural process",
"natural change"
] | natural selection | Answer the following multiple-choice question.
Question: Community interactions are important factors in what?
Options:
A. natural selection
B. natural resources
C. natural process
D. natural change
Which option is correct and why? | The correct answer is: natural selection. |
The kinetic-molecular theory as it applies to gases has how many basic assumptions? | [
"two",
"seven",
"five",
"four"
] | five | Answer the following multiple-choice question.
Question: The kinetic-molecular theory as it applies to gases has how many basic assumptions?
Options:
A. two
B. seven
C. five
D. four
Which option is correct and why? | The correct answer is: five. |
which one of these would be most nourished? | [
"a person who eats once daily",
"a person fasting all day",
"a person who only drinks water",
"a person who feeds thrice daily"
] | a person who feeds thrice daily | Answer the following multiple-choice question.
Question: which one of these would be most nourished?
Options:
A. a person who eats once daily
B. a person fasting all day
C. a person who only drinks water
D. a person who feeds thrice daily
Which option is correct and why? | The correct answer is: a person who feeds thrice daily. |
What term means that only molecules or ions of a certain size, shape, polarity or charge are capable of passing through the material? | [
"selective permeation",
"classic permeation",
"induced permeation",
"radiation permeation"
] | selective permeation | Answer the following multiple-choice question.
Question: What term means that only molecules or ions of a certain size, shape, polarity or charge are capable of passing through the material?
Options:
A. selective permeation
B. classic permeation
C. induced permeation
D. radiation permeation
Which option is correct and why? | The correct answer is: selective permeation. |
what are steroid hormones made of? | [
"diverse hydrophobic molecules",
"Something coming from a gland",
"Molecular kinetic energy",
"A compound that donates proton",
"female sex cells",
"Something that comes in a bundle of fibers",
"increases a body's strength",
"Something with a head, thorax, and abdomen"
] | diverse hydrophobic molecules | Answer the following multiple-choice question.
Question: what are steroid hormones made of?
Options:
A. diverse hydrophobic molecules
B. Something coming from a gland
C. Molecular kinetic energy
D. A compound that donates proton
E. female sex cells
F. Something that comes in a bundle of fibers
G. increases a body's strength
H. Something with a head, thorax, and abdomen
Which option is correct and why? | The correct answer is: diverse hydrophobic molecules. |
When a bear eats berries he will be contributing to what process? | [
"food for young",
"hunters",
"seed propagation",
"hunger"
] | seed propagation | Answer the following multiple-choice question.
Question: When a bear eats berries he will be contributing to what process?
Options:
A. food for young
B. hunters
C. seed propagation
D. hunger
Which option is correct and why? | The correct answer is: seed propagation. |
The population of rabbits in an area increases. That could have been caused by | [
"More predators have been moving into the area",
"The rabbits are becoming infertile",
"Hunters are trapping the rabbits",
"More precipitation falling lately"
] | More precipitation falling lately | Answer the following multiple-choice question.
Question: The population of rabbits in an area increases. That could have been caused by
Options:
A. More predators have been moving into the area
B. The rabbits are becoming infertile
C. Hunters are trapping the rabbits
D. More precipitation falling lately
Which option is correct and why? | The correct answer is: More precipitation falling lately. |
Using mirrors to focus collected light from heavenly bodies allows | [
"detailed observation",
"foregone conclusions",
"radiation experiments",
"celestial music"
] | detailed observation | Answer the following multiple-choice question.
Question: Using mirrors to focus collected light from heavenly bodies allows
Options:
A. detailed observation
B. foregone conclusions
C. radiation experiments
D. celestial music
Which option is correct and why? | The correct answer is: detailed observation. |
What causes high winds and monsoon storms in the desert? | [
"moderate spring temperature",
"high summer temperature",
"low winter temperature",
"and-12 summer temperature"
] | high summer temperature | Answer the following multiple-choice question.
Question: What causes high winds and monsoon storms in the desert?
Options:
A. moderate spring temperature
B. high summer temperature
C. low winter temperature
D. and-12 summer temperature
Which option is correct and why? | The correct answer is: high summer temperature. |
The most primitive multi-cellular animals produce what? | [
"Electrical energy",
"eggs and sperm",
"harmful substances",
"scarce resources",
"Organic compounds",
"Chemical energy",
"fur and fat",
"aerobic capacity"
] | eggs and sperm | Answer the following multiple-choice question.
Question: The most primitive multi-cellular animals produce what?
Options:
A. Electrical energy
B. eggs and sperm
C. harmful substances
D. scarce resources
E. Organic compounds
F. Chemical energy
G. fur and fat
H. aerobic capacity
Which option is correct and why? | The correct answer is: eggs and sperm. |
If two chlorine atoms share their unpaired electrons by making a covalent bond and forming cl2, they can each complete their what? | [
"valence shell",
"radiative shell",
"hypothesized shell",
"electron shell"
] | valence shell | Answer the following multiple-choice question.
Question: If two chlorine atoms share their unpaired electrons by making a covalent bond and forming cl2, they can each complete their what?
Options:
A. valence shell
B. radiative shell
C. hypothesized shell
D. electron shell
Which option is correct and why? | The correct answer is: valence shell. |
speciation events are an example of something that occurs above the level of what? | [
"alleles",
"retina",
"species",
"the sun",
"plants",
"astrology",
"speciation events",
"trees"
] | species | Answer the following multiple-choice question.
Question: speciation events are an example of something that occurs above the level of what?
Options:
A. alleles
B. retina
C. species
D. the sun
E. plants
F. astrology
G. speciation events
H. trees
Which option is correct and why? | The correct answer is: species. |
If this fell on you, you would probably die | [
"a leaning tower",
"a balloon",
"a feather",
"a towel"
] | a leaning tower | Answer the following multiple-choice question.
Question: If this fell on you, you would probably die
Options:
A. a leaning tower
B. a balloon
C. a feather
D. a towel
Which option is correct and why? | The correct answer is: a leaning tower. |
What is the name of the small bumps that contain taste buds and covers the tongue? | [
"palatine tonsils",
"cuticle",
"lingual tonsils",
"papillae"
] | papillae | Answer the following multiple-choice question.
Question: What is the name of the small bumps that contain taste buds and covers the tongue?
Options:
A. palatine tonsils
B. cuticle
C. lingual tonsils
D. papillae
Which option is correct and why? | The correct answer is: papillae. |
If an object is what by a foot, then force is exerted on that object? | [
"kinetic",
"following",
"struck",
"noticed",
"friction",
"thrust",
"dangerous",
"near"
] | struck | Answer the following multiple-choice question.
Question: If an object is what by a foot, then force is exerted on that object?
Options:
A. kinetic
B. following
C. struck
D. noticed
E. friction
F. thrust
G. dangerous
H. near
Which option is correct and why? | The correct answer is: struck. |
What can kill flowers? | [
"Petals",
"Too much sun",
"cancer",
"Pollination",
"burning",
"dry conditions",
"Pesticides",
"Quality soil"
] | Too much sun | Answer the following multiple-choice question.
Question: What can kill flowers?
Options:
A. Petals
B. Too much sun
C. cancer
D. Pollination
E. burning
F. dry conditions
G. Pesticides
H. Quality soil
Which option is correct and why? | The correct answer is: Too much sun. |
Where does the christmas tree worm live? | [
"northeast coral reefs",
"rainforests",
"tropical coral reefs",
"Atlantic shoreline"
] | tropical coral reefs | Answer the following multiple-choice question.
Question: Where does the christmas tree worm live?
Options:
A. northeast coral reefs
B. rainforests
C. tropical coral reefs
D. Atlantic shoreline
Which option is correct and why? | The correct answer is: tropical coral reefs. |
What will be more available in an area when rainfall increases? | [
"air",
"fire",
"H2O",
"dirt"
] | H2O | Answer the following multiple-choice question.
Question: What will be more available in an area when rainfall increases?
Options:
A. air
B. fire
C. H2O
D. dirt
Which option is correct and why? | The correct answer is: H2O. |
If a brick is liquefied, then the weight of it | [
"is electrified",
"is static",
"is changed",
"is removed"
] | is static | Answer the following multiple-choice question.
Question: If a brick is liquefied, then the weight of it
Options:
A. is electrified
B. is static
C. is changed
D. is removed
Which option is correct and why? | The correct answer is: is static. |
most modern what are trees with woody trunks? | [
"trees",
"h2o",
"softwoods",
"orchids",
"plants",
"cacti",
"Absorb light",
"clouds"
] | softwoods | Answer the following multiple-choice question.
Question: most modern what are trees with woody trunks?
Options:
A. trees
B. h2o
C. softwoods
D. orchids
E. plants
F. cacti
G. Absorb light
H. clouds
Which option is correct and why? | The correct answer is: softwoods. |
Which animal is likely hotter than it should be if its tongue is sticking out? | [
"a lizard",
"a golden retriever",
"a rabbit",
"a human"
] | a golden retriever | Answer the following multiple-choice question.
Question: Which animal is likely hotter than it should be if its tongue is sticking out?
Options:
A. a lizard
B. a golden retriever
C. a rabbit
D. a human
Which option is correct and why? | The correct answer is: a golden retriever. |
germs that cause people to get sick cannot reproduce by what? | [
"anemia",
"dry conditions",
"harm them",
"contamination",
"burning coal",
"Smoking",
"heat or cold",
"themselves"
] | themselves | Answer the following multiple-choice question.
Question: germs that cause people to get sick cannot reproduce by what?
Options:
A. anemia
B. dry conditions
C. harm them
D. contamination
E. burning coal
F. Smoking
G. heat or cold
H. themselves
Which option is correct and why? | The correct answer is: themselves. |
What does using a car require? | [
"Burning gasoline",
"Burning wood",
"Electrical energy",
"a hydraulic system",
"Driving a boat",
"Burning tires",
"Time and energy",
"hydrogen and oxygen"
] | Burning gasoline | Answer the following multiple-choice question.
Question: What does using a car require?
Options:
A. Burning gasoline
B. Burning wood
C. Electrical energy
D. a hydraulic system
E. Driving a boat
F. Burning tires
G. Time and energy
H. hydrogen and oxygen
Which option is correct and why? | The correct answer is: Burning gasoline. |
What do living things require? | [
"blood",
"water",
"lipids",
"health",
"oxygen",
"food",
"cells",
"Sun"
] | food | Answer the following multiple-choice question.
Question: What do living things require?
Options:
A. blood
B. water
C. lipids
D. health
E. oxygen
F. food
G. cells
H. Sun
Which option is correct and why? | The correct answer is: food. |
null | null | null | null | null |
What is the opening in the front of the eye? | [
"the pupil",
"the cornea",
"the macula",
"the iris"
] | the pupil | Answer the following multiple-choice question.
Question: What is the opening in the front of the eye?
Options:
A. the pupil
B. the cornea
C. the macula
D. the iris
Which option is correct and why? | The correct answer is: the pupil. |
Unlike corals, jellyfish spend most of their lives as what? | [
"pupae",
"cercariae",
"medusae",
"infants"
] | medusae | Answer the following multiple-choice question.
Question: Unlike corals, jellyfish spend most of their lives as what?
Options:
A. pupae
B. cercariae
C. medusae
D. infants
Which option is correct and why? | The correct answer is: medusae. |
Because the nuclei of each h atom contain protons, the electrons in the bond are attracted to the nuclei (opposite charges attract). but because the two atoms involved in the covalent bond are both h atoms, each nucleus attracts the electrons by the same amount. thus the electron pair is equally shared by these? | [
"two atoms",
"one atom",
"four atoms",
"nine atoms"
] | two atoms | Answer the following multiple-choice question.
Question: Because the nuclei of each h atom contain protons, the electrons in the bond are attracted to the nuclei (opposite charges attract). but because the two atoms involved in the covalent bond are both h atoms, each nucleus attracts the electrons by the same amount. thus the electron pair is equally shared by these?
Options:
A. two atoms
B. one atom
C. four atoms
D. nine atoms
Which option is correct and why? | The correct answer is: two atoms. |
An ecosystem consists of all the living things and what? | [
"living environment",
"local environment",
"nonliving environment",
"phosphorescent environment"
] | nonliving environment | Answer the following multiple-choice question.
Question: An ecosystem consists of all the living things and what?
Options:
A. living environment
B. local environment
C. nonliving environment
D. phosphorescent environment
Which option is correct and why? | The correct answer is: nonliving environment. |
In their pure form, all elements have an oxidation number of what? | [
"3",
"zero",
"7",
"2"
] | zero | Answer the following multiple-choice question.
Question: In their pure form, all elements have an oxidation number of what?
Options:
A. 3
B. zero
C. 7
D. 2
Which option is correct and why? | The correct answer is: zero. |
Erosion causes the Nile to become: | [
"Sediment",
"shallower",
"less wide",
"deeper and wider",
"homogenous",
"colder and wetter",
"faster",
"Physical weathering"
] | deeper and wider | Answer the following multiple-choice question.
Question: Erosion causes the Nile to become:
Options:
A. Sediment
B. shallower
C. less wide
D. deeper and wider
E. homogenous
F. colder and wetter
G. faster
H. Physical weathering
Which option is correct and why? | The correct answer is: deeper and wider. |
What is a capillary bed that filters blood principally based on particle size? | [
"glomerulus",
"buds",
"plexus",
"vein"
] | glomerulus | Answer the following multiple-choice question.
Question: What is a capillary bed that filters blood principally based on particle size?
Options:
A. glomerulus
B. buds
C. plexus
D. vein
Which option is correct and why? | The correct answer is: glomerulus. |
Any sound with a frequency above the highest audible frequency is defined as what, a phenomenon useful in medical diagnosis and therapy? | [
"radiation",
"extrasound",
"laser",
"ultrasound"
] | ultrasound | Answer the following multiple-choice question.
Question: Any sound with a frequency above the highest audible frequency is defined as what, a phenomenon useful in medical diagnosis and therapy?
Options:
A. radiation
B. extrasound
C. laser
D. ultrasound
Which option is correct and why? | The correct answer is: ultrasound. |
null | null | null | null | null |
When describing motion, what factor is just as important as distance? | [
"direction",
"pressure",
"velocity",
"momentum"
] | direction | Answer the following multiple-choice question.
Question: When describing motion, what factor is just as important as distance?
Options:
A. direction
B. pressure
C. velocity
D. momentum
Which option is correct and why? | The correct answer is: direction. |
Lava flows from a volcano and hardens into what? | [
"life",
"sand",
"snow",
"rock"
] | rock | Answer the following multiple-choice question.
Question: Lava flows from a volcano and hardens into what?
Options:
A. life
B. sand
C. snow
D. rock
Which option is correct and why? | The correct answer is: rock. |
The diaphragms in the microphone and speaker convert sound energy into | [
"light energy",
"low voltage electricity",
"back message",
"heat energy"
] | low voltage electricity | Answer the following multiple-choice question.
Question: The diaphragms in the microphone and speaker convert sound energy into
Options:
A. light energy
B. low voltage electricity
C. back message
D. heat energy
Which option is correct and why? | The correct answer is: low voltage electricity. |
Algae convert energy from the sun into food by means of what process? | [
"photosynthesis",
"luminosynthesis",
"compression",
"glycolysis"
] | photosynthesis | Answer the following multiple-choice question.
Question: Algae convert energy from the sun into food by means of what process?
Options:
A. photosynthesis
B. luminosynthesis
C. compression
D. glycolysis
Which option is correct and why? | The correct answer is: photosynthesis. |
Cartilage is a tough tissue made up of: | [
"a cuticle",
"bones",
"Joules",
"neurons",
"the skin",
"loose soil",
"fibrils",
"muscle"
] | fibrils | Answer the following multiple-choice question.
Question: Cartilage is a tough tissue made up of:
Options:
A. a cuticle
B. bones
C. Joules
D. neurons
E. the skin
F. loose soil
G. fibrils
H. muscle
Which option is correct and why? | The correct answer is: fibrils. |
What is the name of the zone where water is deeper than 200 meters called? | [
"transition zone",
"euphotic zone",
"aphotic zone",
"eccentric zone"
] | aphotic zone | Answer the following multiple-choice question.
Question: What is the name of the zone where water is deeper than 200 meters called?
Options:
A. transition zone
B. euphotic zone
C. aphotic zone
D. eccentric zone
Which option is correct and why? | The correct answer is: aphotic zone. |
What are oil and gasoline formed from? | [
"A mixture of water and heat",
"Dead organisms",
"burning",
"one celled organisms",
"aqueous solution",
"Air and land",
"heating liquids",
"Living organisms"
] | Dead organisms | Answer the following multiple-choice question.
Question: What are oil and gasoline formed from?
Options:
A. A mixture of water and heat
B. Dead organisms
C. burning
D. one celled organisms
E. aqueous solution
F. Air and land
G. heating liquids
H. Living organisms
Which option is correct and why? | The correct answer is: Dead organisms. |
An increase in what, across the periodic table, explains why elements go from metals to metalloids and then to nonmetals? | [
"temperature",
"protons",
"neutrons",
"electrons"
] | electrons | Answer the following multiple-choice question.
Question: An increase in what, across the periodic table, explains why elements go from metals to metalloids and then to nonmetals?
Options:
A. temperature
B. protons
C. neutrons
D. electrons
Which option is correct and why? | The correct answer is: electrons. |
The process of microscope mountains and valleys on the surface of a material interacting with another material is called? | [
"friction",
"vibration",
"motion",
"tension"
] | friction | Answer the following multiple-choice question.
Question: The process of microscope mountains and valleys on the surface of a material interacting with another material is called?
Options:
A. friction
B. vibration
C. motion
D. tension
Which option is correct and why? | The correct answer is: friction. |
Which would likely displace a family of chipmunks? | [
"wind",
"thunder",
"rain",
"mall construction"
] | mall construction | Answer the following multiple-choice question.
Question: Which would likely displace a family of chipmunks?
Options:
A. wind
B. thunder
C. rain
D. mall construction
Which option is correct and why? | The correct answer is: mall construction. |
What is the major source of warmth for earth? | [
"equator",
"the sun",
"the Moon",
"seasons"
] | the sun | Answer the following multiple-choice question.
Question: What is the major source of warmth for earth?
Options:
A. equator
B. the sun
C. the Moon
D. seasons
Which option is correct and why? | The correct answer is: the sun. |
What category of animals in the vertebrate group has a relatively small brain but highly developed sense organs? | [
"arthropods",
"primates",
"fish",
"mammals"
] | fish | Answer the following multiple-choice question.
Question: What category of animals in the vertebrate group has a relatively small brain but highly developed sense organs?
Options:
A. arthropods
B. primates
C. fish
D. mammals
Which option is correct and why? | The correct answer is: fish. |
Bacteria relies on a relatively narrow range of what? | [
"RNA",
"Fe",
"12",
"DDT",
"DNA",
"pH",
"CO2",
"O2"
] | pH | Answer the following multiple-choice question.
Question: Bacteria relies on a relatively narrow range of what?
Options:
A. RNA
B. Fe
C. 12
D. DDT
E. DNA
F. pH
G. CO2
H. O2
Which option is correct and why? | The correct answer is: pH. |
What happens when the blood cannot reach the heart because a blood vessel is blocked? | [
"pass out",
"heart burn",
"heart attack",
"fast heart beat"
] | heart attack | Answer the following multiple-choice question.
Question: What happens when the blood cannot reach the heart because a blood vessel is blocked?
Options:
A. pass out
B. heart burn
C. heart attack
D. fast heart beat
Which option is correct and why? | The correct answer is: heart attack. |
The microscopic building blocks of coral reefs are | [
"limes",
"porous",
"complex",
"made",
"electrons",
"cells",
"white",
"helium atoms"
] | cells | Answer the following multiple-choice question.
Question: The microscopic building blocks of coral reefs are
Options:
A. limes
B. porous
C. complex
D. made
E. electrons
F. cells
G. white
H. helium atoms
Which option is correct and why? | The correct answer is: cells. |
What descend from clouds in funnel-like shapes that spin violently, producing powerful winds? | [
"tornadoes",
"hurricanes",
"currents",
"rains"
] | tornadoes | Answer the following multiple-choice question.
Question: What descend from clouds in funnel-like shapes that spin violently, producing powerful winds?
Options:
A. tornadoes
B. hurricanes
C. currents
D. rains
Which option is correct and why? | The correct answer is: tornadoes. |
The loss of too much blood may lead to shock of what system? | [
"Circular",
"heart",
"circulatory",
"nervous"
] | circulatory | Answer the following multiple-choice question.
Question: The loss of too much blood may lead to shock of what system?
Options:
A. Circular
B. heart
C. circulatory
D. nervous
Which option is correct and why? | The correct answer is: circulatory. |
When do homologous chromosomes form pairs? | [
"meiosis",
"metathesis",
"transcripton",
"mitosis"
] | meiosis | Answer the following multiple-choice question.
Question: When do homologous chromosomes form pairs?
Options:
A. meiosis
B. metathesis
C. transcripton
D. mitosis
Which option is correct and why? | The correct answer is: meiosis. |
Screws move objects to a higher elevation by increasing what? | [
"force applied",
"kinetic energy",
"velocity",
"torque"
] | force applied | Answer the following multiple-choice question.
Question: Screws move objects to a higher elevation by increasing what?
Options:
A. force applied
B. kinetic energy
C. velocity
D. torque
Which option is correct and why? | The correct answer is: force applied. |
A magnet can exert force on objects without touching them, as long as they are within what? | [
"gravitational field",
"molecular field",
"magnetic field",
"audio field"
] | magnetic field | Answer the following multiple-choice question.
Question: A magnet can exert force on objects without touching them, as long as they are within what?
Options:
A. gravitational field
B. molecular field
C. magnetic field
D. audio field
Which option is correct and why? | The correct answer is: magnetic field. |
What can have a negative impact on your eyes? | [
"Going to the eye doctor",
"A light amount of reading",
"cigarettes",
"smoking pipes",
"Eating a lot of carrots",
"Pollution",
"Pesticides",
"Looking at the sun"
] | Looking at the sun | Answer the following multiple-choice question.
Question: What can have a negative impact on your eyes?
Options:
A. Going to the eye doctor
B. A light amount of reading
C. cigarettes
D. smoking pipes
E. Eating a lot of carrots
F. Pollution
G. Pesticides
H. Looking at the sun
Which option is correct and why? | The correct answer is: Looking at the sun. |
Which of the following is likely to change an egg's shape and mass? | [
"Placing it on a pillow",
"Dropping it from a building",
"Leaving it in a carton",
"Holding it in your hand"
] | Dropping it from a building | Answer the following multiple-choice question.
Question: Which of the following is likely to change an egg's shape and mass?
Options:
A. Placing it on a pillow
B. Dropping it from a building
C. Leaving it in a carton
D. Holding it in your hand
Which option is correct and why? | The correct answer is: Dropping it from a building. |
What type of cells are the smallest of all human cells? | [
"meristematic",
"sperm",
"egg",
"dna"
] | sperm | Answer the following multiple-choice question.
Question: What type of cells are the smallest of all human cells?
Options:
A. meristematic
B. sperm
C. egg
D. dna
Which option is correct and why? | The correct answer is: sperm. |
Like mammals and birds, and unlike other reptiles, crocodiles have how many chambers in their heart? | [
"one",
"two",
"six",
"four"
] | four | Answer the following multiple-choice question.
Question: Like mammals and birds, and unlike other reptiles, crocodiles have how many chambers in their heart?
Options:
A. one
B. two
C. six
D. four
Which option is correct and why? | The correct answer is: four. |
What is rusting an example of? | [
"Decomposition",
"contamination change",
"radiation change",
"chemical change"
] | chemical change | Answer the following multiple-choice question.
Question: What is rusting an example of?
Options:
A. Decomposition
B. contamination change
C. radiation change
D. chemical change
Which option is correct and why? | The correct answer is: chemical change. |
What type of disease is caused by pathogens? | [
"nervous diseases",
"infectious diseases",
"viral diseases",
"autoimmune diseases"
] | infectious diseases | Answer the following multiple-choice question.
Question: What type of disease is caused by pathogens?
Options:
A. nervous diseases
B. infectious diseases
C. viral diseases
D. autoimmune diseases
Which option is correct and why? | The correct answer is: infectious diseases. |
null | null | null | null | null |
Which law explains why a ship weighing thousands of metric tons floats on water? | [
"water pressure law",
"archimedes' law",
"ganymede ' law",
"hofstadter ' law"
] | archimedes' law | Answer the following multiple-choice question.
Question: Which law explains why a ship weighing thousands of metric tons floats on water?
Options:
A. water pressure law
B. archimedes' law
C. ganymede ' law
D. hofstadter ' law
Which option is correct and why? | The correct answer is: archimedes' law. |
What is important in the winter season? | [
"cold",
"air pressure",
"panic",
"heat energy",
"danger",
"Insulated material",
"hydration",
"Animal fur"
] | Insulated material | Answer the following multiple-choice question.
Question: What is important in the winter season?
Options:
A. cold
B. air pressure
C. panic
D. heat energy
E. danger
F. Insulated material
G. hydration
H. Animal fur
Which option is correct and why? | The correct answer is: Insulated material. |
What has a tail? | [
"squids",
"Bats",
"tomatoes",
"sharks",
"trout",
"humans",
"rocks",
"Mammal"
] | sharks | Answer the following multiple-choice question.
Question: What has a tail?
Options:
A. squids
B. Bats
C. tomatoes
D. sharks
E. trout
F. humans
G. rocks
H. Mammal
Which option is correct and why? | The correct answer is: sharks. |
Dominant alleles rarely cause what type of disorders, since the mutant allele is likely to die out of the population? | [
"sex-linked disorders",
"genetic disorders",
"mutations",
"cancers"
] | genetic disorders | Answer the following multiple-choice question.
Question: Dominant alleles rarely cause what type of disorders, since the mutant allele is likely to die out of the population?
Options:
A. sex-linked disorders
B. genetic disorders
C. mutations
D. cancers
Which option is correct and why? | The correct answer is: genetic disorders. |
light enters the pupil and makes it what? | [
"fatter or wider",
"larger or smaller",
"rapid expansion",
"Chemical energy",
"It expands",
"longer or shorter",
"more abundant",
"thicker or thinner"
] | larger or smaller | Answer the following multiple-choice question.
Question: light enters the pupil and makes it what?
Options:
A. fatter or wider
B. larger or smaller
C. rapid expansion
D. Chemical energy
E. It expands
F. longer or shorter
G. more abundant
H. thicker or thinner
Which option is correct and why? | The correct answer is: larger or smaller. |
What is a feature that prokaryotes lack? | [
"cell wall",
"plasma",
"epidermis",
"nucleus"
] | nucleus | Answer the following multiple-choice question.
Question: What is a feature that prokaryotes lack?
Options:
A. cell wall
B. plasma
C. epidermis
D. nucleus
Which option is correct and why? | The correct answer is: nucleus. |
What is the most abundant biochemical compound, making up the cell walls of plants? | [
"mitochondria",
"cytoplasm",
"cellulose",
"magnesium"
] | cellulose | Answer the following multiple-choice question.
Question: What is the most abundant biochemical compound, making up the cell walls of plants?
Options:
A. mitochondria
B. cytoplasm
C. cellulose
D. magnesium
Which option is correct and why? | The correct answer is: cellulose. |
What is the term for when the phenotype of offspring is partly determined by the phenotype of its mother, irrespective of genotype? | [
"uterine effect",
"maternal effect",
"oceanic effect",
"congenital effect"
] | maternal effect | Answer the following multiple-choice question.
Question: What is the term for when the phenotype of offspring is partly determined by the phenotype of its mother, irrespective of genotype?
Options:
A. uterine effect
B. maternal effect
C. oceanic effect
D. congenital effect
Which option is correct and why? | The correct answer is: maternal effect. |
Each daughter cell represents one outcome of all possible combinations of maternal and paternal what? | [
"traits",
"chromosomes",
"alleles",
"genes"
] | chromosomes | Answer the following multiple-choice question.
Question: Each daughter cell represents one outcome of all possible combinations of maternal and paternal what?
Options:
A. traits
B. chromosomes
C. alleles
D. genes
Which option is correct and why? | The correct answer is: chromosomes. |
Catfish are what | [
"cannibals",
"fairies",
"grapes",
"unicorns"
] | cannibals | Answer the following multiple-choice question.
Question: Catfish are what
Options:
A. cannibals
B. fairies
C. grapes
D. unicorns
Which option is correct and why? | The correct answer is: cannibals. |
What is passed up a chain or web from lower to higher trophic level? | [
"Veins and arteries.",
"heat or cold",
"scarce resources",
"food resources",
"matter vibrating",
"rays or beams",
"Organic compounds",
"fossil fuels"
] | food resources | Answer the following multiple-choice question.
Question: What is passed up a chain or web from lower to higher trophic level?
Options:
A. Veins and arteries.
B. heat or cold
C. scarce resources
D. food resources
E. matter vibrating
F. rays or beams
G. Organic compounds
H. fossil fuels
Which option is correct and why? | The correct answer is: food resources. |
Our global ecological footprint depends on resource use per person and what population factor? | [
"population density",
"population fluctuation",
"population decrease",
"population sample"
] | population density | Answer the following multiple-choice question.
Question: Our global ecological footprint depends on resource use per person and what population factor?
Options:
A. population density
B. population fluctuation
C. population decrease
D. population sample
Which option is correct and why? | The correct answer is: population density. |
Which would likely render a habitat dead? | [
"planting new trees",
"a light drizzle",
"a human camping",
"an apartment complex"
] | an apartment complex | Answer the following multiple-choice question.
Question: Which would likely render a habitat dead?
Options:
A. planting new trees
B. a light drizzle
C. a human camping
D. an apartment complex
Which option is correct and why? | The correct answer is: an apartment complex. |
Developers planning housing tracts usually requires replacing what? | [
"food and shelter",
"animal pens",
"animal habitats",
"animal fur",
"important habitats",
"animal food",
"one celled organisms",
"loose soil"
] | animal habitats | Answer the following multiple-choice question.
Question: Developers planning housing tracts usually requires replacing what?
Options:
A. food and shelter
B. animal pens
C. animal habitats
D. animal fur
E. important habitats
F. animal food
G. one celled organisms
H. loose soil
Which option is correct and why? | The correct answer is: animal habitats. |
Anaerobic respiration takes place without what? | [
"carbon",
"nitrogen",
"movement",
"oxygen"
] | oxygen | Answer the following multiple-choice question.
Question: Anaerobic respiration takes place without what?
Options:
A. carbon
B. nitrogen
C. movement
D. oxygen
Which option is correct and why? | The correct answer is: oxygen. |
Oceans are made of a solution of what? | [
"water and carbon",
"salt and carbon",
"salt and water",
"salt and algae"
] | salt and water | Answer the following multiple-choice question.
Question: Oceans are made of a solution of what?
Options:
A. water and carbon
B. salt and carbon
C. salt and water
D. salt and algae
Which option is correct and why? | The correct answer is: salt and water. |
Bananas, pineapples, and coconuts are from places that are | [
"warm",
"islands",
"wet",
"far away"
] | warm | Answer the following multiple-choice question.
Question: Bananas, pineapples, and coconuts are from places that are
Options:
A. warm
B. islands
C. wet
D. far away
Which option is correct and why? | The correct answer is: warm. |
The velocity at the beginning of the time interval is called what? | [
"previous velocity",
"initial velocity",
"internal velocity",
"growing velocity"
] | initial velocity | Answer the following multiple-choice question.
Question: The velocity at the beginning of the time interval is called what?
Options:
A. previous velocity
B. initial velocity
C. internal velocity
D. growing velocity
Which option is correct and why? | The correct answer is: initial velocity. |
what remains are changed into natural gas by heat and pressure change? | [
"oxygen",
"dinosaurs",
"bacteria",
"skull",
"clouds",
"humans",
"fossil fuels",
"sea squirts"
] | dinosaurs | Answer the following multiple-choice question.
Question: what remains are changed into natural gas by heat and pressure change?
Options:
A. oxygen
B. dinosaurs
C. bacteria
D. skull
E. clouds
F. humans
G. fossil fuels
H. sea squirts
Which option is correct and why? | The correct answer is: dinosaurs. |
DNA consists of what bound together? | [
"Chemical energy",
"Veins and arteries.",
"all matter",
"rays or beams",
"sunlight",
"oxygen",
"Many nucleotides",
"water"
] | Many nucleotides | Answer the following multiple-choice question.
Question: DNA consists of what bound together?
Options:
A. Chemical energy
B. Veins and arteries.
C. all matter
D. rays or beams
E. sunlight
F. oxygen
G. Many nucleotides
H. water
Which option is correct and why? | The correct answer is: Many nucleotides. |
null | null | null | null | null |
What does skin help keep out? | [
"medicine",
"sun's heat",
"heat",
"hurtful words",
"a pathogens",
"parasites",
"harmful substances",
"Echinoderm."
] | harmful substances | Answer the following multiple-choice question.
Question: What does skin help keep out?
Options:
A. medicine
B. sun's heat
C. heat
D. hurtful words
E. a pathogens
F. parasites
G. harmful substances
H. Echinoderm.
Which option is correct and why? | The correct answer is: harmful substances. |
What instrument is used to record the length and strength of an earthquake? | [
"seismograph",
"transmitter",
"microscope",
"epicenter"
] | seismograph | Answer the following multiple-choice question.
Question: What instrument is used to record the length and strength of an earthquake?
Options:
A. seismograph
B. transmitter
C. microscope
D. epicenter
Which option is correct and why? | The correct answer is: seismograph. |
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