id
stringlengths 6
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| question_type
stringclasses 1
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stringlengths 15
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| choices
listlengths 4
4
| answer
stringclasses 5
values | explanation
stringclasses 481
values |
---|---|---|---|---|---|
ai2_arc-405
|
multiple_choice
|
Which of the following Earth layers has the greatest density?
|
[
"crust",
"mantle",
"inner core",
"outer core"
] |
C
| |
sciq-9548
|
multiple_choice
|
The burning of charcoal is what type of reaction?
|
[
"physical",
"evaporation",
"condensation",
"combustion"
] |
D
| |
sciq-3224
|
multiple_choice
|
What is the common abbreviation for noting the rhesus blood type?
|
[
"RNA",
"AB",
"h2",
"rh"
] |
D
| |
sciq-6102
|
multiple_choice
|
Human beings depend on learned behaviors more than any other?
|
[
"mammals",
"Organisms",
"Beings",
"species"
] |
D
| |
sciq-392
|
multiple_choice
|
What are two of the most common vision problems?
|
[
"myopia and nearsightedness",
"blindness and astigmatism",
"cross-eye and blindness",
"nearsightedness and farsightedness"
] |
D
| |
sciq-7888
|
multiple_choice
|
What are the smallest type of blood vessels?
|
[
"viens",
"neurons",
"capillaries",
"arteries"
] |
C
| |
sciq-6219
|
multiple_choice
|
In what stage of photosynthesis does the calvin cycle occur?
|
[
"first",
"second",
"third",
"fourth"
] |
B
| |
sciq-7664
|
multiple_choice
|
What has the burning of fossil fuels increased in the atmosphere?
|
[
"oxygen",
"temperature",
"ozone",
"carbon dioxide"
] |
D
| |
sciq-4530
|
multiple_choice
|
What does the triploid cell develop into during fertilization?
|
[
"zygote",
"tubers",
"membrane",
"endosperm"
] |
D
| |
sciq-484
|
multiple_choice
|
The coccyx, or tailbone, results from the fusion of four small what?
|
[
"rib vertebrae",
"arsine vertebrae",
"coccygeal vertebrae",
"alangulam vertebrae"
] |
C
| |
sciq-7639
|
multiple_choice
|
Lava erupts through long cracks in the ground, also called what?
|
[
"ridges",
"fissures",
"faults",
"crevasses"
] |
B
| |
sciq-3893
|
multiple_choice
|
What makes sunsets appear red?
|
[
"floral scattering",
"wavelength scattering",
"reflection scattering",
"rayleigh scattering"
] |
D
| |
sciq-2015
|
multiple_choice
|
Which type of glaciers form in high mountains and travel through valleys?
|
[
"rocky glaciers",
"seaside glaciers",
"altitude glaciers",
"alpine glaciers"
] |
D
| |
sciq-6512
|
multiple_choice
|
What body system consists of organs that break down food, absorb nutrients, and eliminate waste?
|
[
"hormonal system",
"lymphatic system",
"skeletal system",
"digestive system"
] |
D
| |
sciq-11336
|
multiple_choice
|
What is the name for compounds that contain only carbon and hydrogen?
|
[
"carbides",
"hydrocarbons",
"carbohydrates",
"particles"
] |
B
| |
sciq-10467
|
multiple_choice
|
What is another term for foodborne illness?
|
[
"cancer",
"food poisoning",
"disease",
"pathogen"
] |
B
| |
sciq-11103
|
multiple_choice
|
Integral and peripheral proteins are associated with what fatty bilayer?
|
[
"protein",
"cartilage",
"lipid",
"carbohydrate"
] |
C
| |
sciq-5783
|
multiple_choice
|
Particulates cause lung diseases. they can also increase the risk of heart disease and the number of what?
|
[
"cancer",
"shortness of breath",
"coughing",
"asthma attacks"
] |
D
| |
sciq-6618
|
multiple_choice
|
Which factor has a big impact on coastal climates?
|
[
"large ocean currents",
"ocean waves",
"tide",
"tsunami"
] |
A
| |
sciq-6439
|
multiple_choice
|
Plasmodesmata and gap junctions are channels between adjacent cells of what respective types?
|
[
"plant and fungus",
"plant and animal",
"new and old",
"healthy and sick"
] |
B
| |
sciq-10437
|
multiple_choice
|
What kind of beneficial relationships with other organisms are common in the plant kingdom?
|
[
"Host",
"mutualistic",
"autotrophic",
"symbiotic"
] |
B
| |
sciq-8029
|
multiple_choice
|
The production of light by living things is called what?
|
[
"apoptosis",
"bio-glow",
"attenuation",
"bioluminescence"
] |
D
| |
sciq-8718
|
multiple_choice
|
The two members of a given pair of chromosomes are called what?
|
[
"tissue chromosomes",
"divergant chromosomes",
"homologous chromosomes",
"isolated chromosomes"
] |
C
| |
sciq-2842
|
multiple_choice
|
Coral and the algae living inside of them have what type of relationship, since the algae relies on the coral to stay close to the water's surface?
|
[
"peculiar",
"competitive",
"parasitic",
"symbiotic"
] |
D
| |
sciq-3457
|
multiple_choice
|
Halides of the transition metals become more covalent with increasing oxidation state and are more prone to what?
|
[
"cycloaddition",
"decarbonylation",
"comproportionation",
"hydrolysis"
] |
D
| |
sciq-6587
|
multiple_choice
|
When is the rate of the forward reaction equal to the rate of the reverse reaction?
|
[
"before equilibrium",
"after equilibrium",
"at conduction",
"at equilibrium"
] |
D
| |
ai2_arc-1038
|
multiple_choice
|
How much time is required for a bicycle to travel a distance of 100 m at an average speed of 2 m/s?
|
[
"0.0",
"s B 50 s",
"100 s",
"200 s"
] |
B
| |
sciq-5323
|
multiple_choice
|
What alloy is made from copper and zinc?
|
[
"manganate",
"brass",
"stele",
"iron"
] |
B
| |
sciq-1800
|
multiple_choice
|
The major cause of outdoor air pollution is the burning of?
|
[
"trash",
"trees",
"fossil fuels",
"charcoal briquettes"
] |
C
| |
sciq-8851
|
multiple_choice
|
Will contour lines ever cross?
|
[
"no",
"in rare cases",
"yes",
"always"
] |
A
| |
sciq-4917
|
multiple_choice
|
In a science lab, what device would you use to measure the volume of a liquid?
|
[
"graduated cylinder",
"anemometer",
"Richter scale",
"yardstick"
] |
A
| |
sciq-4434
|
multiple_choice
|
Medical problems associated with the body responding poorly to insulin are commonly associated with what disease?
|
[
"AIDS",
"colitis",
"pertussis",
"diabetes"
] |
D
| |
sciq-305
|
multiple_choice
|
A nerve cell that carries messages is called a?
|
[
"neuron",
"mitochondria",
"platelet",
"stem cell"
] |
A
| |
sciq-10985
|
multiple_choice
|
The wrist and base of the hand are formed by what series of small bones arranged in distal and proximal rows?
|
[
"patella",
"ribs",
"cranial",
"carpal"
] |
D
| |
sciq-2155
|
multiple_choice
|
What sequence is the primary structure of a protein?
|
[
"amino acid sequence",
"proteins acid sequence",
"nucleic acid sequence",
"processed acid sequence"
] |
A
| |
sciq-6788
|
multiple_choice
|
Although it is not vital to humans, calcitonin is important for calcium homeostasis in adults of some species in what group characterized by backbones?
|
[
"vertebrates",
"invertebrates",
"reptiles",
"mammals"
] |
A
| |
sciq-7679
|
multiple_choice
|
The pituitary gland is associated with what bodily system?
|
[
"cardiovascular",
"digestive",
"endocrine",
"nervous"
] |
C
| |
ai2_arc-646
|
multiple_choice
|
One property of liquids is that they have a definite
|
[
"flexibility",
"temperature",
"volume",
"shape"
] |
C
| |
sciq-11564
|
multiple_choice
|
What chemical element helps forms strong bones and teeth in humans?
|
[
"magnesium",
"potassium",
"calcium",
"iron"
] |
C
| |
ai2_arc-17
|
multiple_choice
|
One evening as it is getting dark, Alex sits on the front porch and watches the sun slowly disappear behind the neighbor's house across the street. Which explains this observation?
|
[
"The sun's light is reflected by the clouds.",
"The sun's light is refracted by the atmosphere.",
"The sun moves from west to east each day.",
"The sun appears to move due to Earth's rotation."
] |
D
| |
ai2_arc-1117
|
multiple_choice
|
Screech owls have two color variations-red and grey. What advantage does the grey screech owl have over the red screech owl in a habitat that is made up of trees with dark-colored bark?
|
[
"nesting",
"feeding",
"reproduction",
"camouflage"
] |
D
| |
sciq-4005
|
multiple_choice
|
What do most ecosystems get energy from?
|
[
"magma",
"moisture",
"sunlight",
"evaporation"
] |
C
| |
sciq-5325
|
multiple_choice
|
What are terrestrial biomes determined by?
|
[
"moisture and elevation",
"temperature and moisture",
"time and temperature",
"pressure and temperature"
] |
B
| |
sciq-6486
|
multiple_choice
|
What class of acids do carboxylic acids fall under?
|
[
"hydrochloric acids",
"organic acids",
"carbolic acids",
"inorganic acids"
] |
B
| |
sciq-7142
|
multiple_choice
|
Which gas moves from the blood in the capillaries into the air?
|
[
"oxygen",
"carbon dioxide",
"nitrogen",
"carbon monoxide"
] |
B
| |
sciq-11478
|
multiple_choice
|
What term is used to describe the average weather of a place over many years?
|
[
"climate",
"atmosphere",
"meteorology",
"landscape"
] |
A
| |
sciq-10778
|
multiple_choice
|
The kayak’s motion in the water is an example of classical addition of what?
|
[
"momentum",
"acceleration",
"velocities",
"force"
] |
C
| |
sciq-10574
|
multiple_choice
|
What element, which often forms polymers, has a unique ability to form covalent bonds with many other atoms?
|
[
"carbon",
"hydrogen",
"oxygen",
"iron"
] |
A
| |
sciq-3533
|
multiple_choice
|
Plants obtain their energy from the sun through photosynthesis , what do animals obtain their energy from?
|
[
"ultraviolet rays",
"tissues",
"proteins",
"organisms"
] |
D
| |
sciq-7675
|
multiple_choice
|
What is first year after birth is called?
|
[
"adolescence",
"neonatal stage",
"infancy",
"primary stage"
] |
C
| |
sciq-5450
|
multiple_choice
|
Which common oxidizing agent can be used to oxidize alcohols?
|
[
"potassium chloride",
"potassium dichromate",
"hydrogen dichromate",
"hydrogen chloride"
] |
B
| |
sciq-212
|
multiple_choice
|
What are the most common seedless vascular plants?
|
[
"grasses",
"trees",
"weeds",
"ferns"
] |
D
| |
sciq-5225
|
multiple_choice
|
What is the only thing that can change an asteroid?
|
[
"a wind",
"a collision",
"weather",
"a situation"
] |
B
| |
scienceQA-315
|
multiple_choice
|
Which of the following organisms is the secondary consumer in this food web?
|
[
"zooplankton",
"phytoplankton",
"kelp",
"plainfin midshipman"
] |
D
|
Secondary consumers eat primary consumers, and primary consumers eat producers. So, in a food web, secondary consumers have arrows pointing to them from primary consumers. Primary consumers have arrows pointing to them from producers.
The zooplankton has an arrow pointing to it from the phytoplankton. The phytoplankton is not a primary consumer. So, the zooplankton is not a secondary consumer.
The kelp does not have any arrows pointing to it. So, the kelp is not a secondary consumer.
The kelp bass has arrows pointing to it from the zooplankton and the plainfin midshipman. The zooplankton and the plainfin midshipman are primary consumers, so the kelp bass is a secondary consumer.
The phytoplankton does not have any arrows pointing to it. So, the phytoplankton is not a secondary consumer.
The plainfin midshipman has an arrow pointing to it from the zooplankton. The zooplankton is a primary consumer, so the plainfin midshipman is a secondary consumer.
|
sciq-2452
|
multiple_choice
|
What are the largest known proteins?
|
[
"keratins",
"titins",
"actins",
"hormones"
] |
B
| |
sciq-184
|
multiple_choice
|
What is a measure of the average amount of energy of motion, or kinetic energy, a system contains called?
|
[
"size",
"precipitation",
"variation",
"temperature"
] |
D
| |
sciq-908
|
multiple_choice
|
During asexual reproduction, fungi produce haploid spores by what process involving a haploid parent cell?
|
[
"divergence",
"mitosis",
"osmosis",
"evaporation"
] |
B
| |
sciq-1669
|
multiple_choice
|
Some consumers such as the mushroom get their energy from what?
|
[
"minerals",
"solar energy",
"dead organic matter",
"inorganic matter"
] |
C
| |
sciq-2895
|
multiple_choice
|
When a glacier no longer moves, what is it called?
|
[
"an iceberg",
"an ice sheet",
"an ice cylinder",
"a glacial lake"
] |
B
| |
sciq-3477
|
multiple_choice
|
How do oceans help control global warming?
|
[
"reflecting light",
"releasing oxygen",
"absorbing carbon dioxide",
"Cooling air"
] |
C
| |
sciq-4755
|
multiple_choice
|
Which two gases make up the bulk of earth's atmosphere?
|
[
"nitrogen and oxygen",
"phosphorus and oxygen",
"nitrogen and argon",
"carbon and oxygen"
] |
A
| |
sciq-5312
|
multiple_choice
|
What novelties can also arise when structures that originally played one role gradually acquire a different one?
|
[
"mutation",
"evolutionary",
"reproduction",
"interactions"
] |
B
| |
sciq-1175
|
multiple_choice
|
Worms use a hydrostatic type of what anatomical structure to move through their environment?
|
[
"skeleton",
"tail",
"head",
"gastrointestinal system"
] |
A
| |
sciq-2814
|
multiple_choice
|
What consists of four major components: inorganic mineral matter, organic matter, water and air, and living matter?
|
[
"nitrogen",
"color",
"rocks",
"soil"
] |
D
| |
scienceQA-4711
|
multiple_choice
|
What do these two changes have in common?
cracking open a peanut
stretching a rubber band
|
[
"Both are chemical changes.",
"Both are caused by heating.",
"Both are caused by cooling.",
"Both are only physical changes."
] |
D
|
Step 1: Think about each change.
Cracking open a peanut is a physical change. The peanut shell breaks and the peanut falls out. Both are still made of the same type of matter.
Stretching a rubber band is a physical change. The rubber band gets longer. But it is still made of the same type of matter as before.
Step 2: Look at each answer choice.
Both are only physical changes.
Both changes are physical changes. No new matter is created.
Both are chemical changes.
Both changes are physical changes. They are not chemical changes.
Both are caused by heating.
Neither change is caused by heating.
Both are caused by cooling.
Neither change is caused by cooling.
|
sciq-6369
|
multiple_choice
|
When are nutrients absorbed into the body?
|
[
"before digestion",
"during digestion",
"after excretion",
"after digestion"
] |
B
| |
sciq-2418
|
multiple_choice
|
What is the term for something that limits the growth or development of an organism, population, or process?
|
[
"controlling factor",
"limiting factor",
"stumbling block",
"variable"
] |
B
| |
sciq-4655
|
multiple_choice
|
When iron and sulfur are mixed together in a certain ratio and heated, what do they become?
|
[
"sulfuric acid",
"rust",
"iron oxide",
"iron sulfide"
] |
D
| |
sciq-6039
|
multiple_choice
|
Transgenic animals are animals that have incorporated a gene from another species into their what?
|
[
"habitats",
"food",
"genome",
"enemies"
] |
C
| |
sciq-8256
|
multiple_choice
|
During adulthood, what is needed for the production of sperm?
|
[
"testosterone",
"estrogen",
"steroids",
"androgen"
] |
A
| |
sciq-5288
|
multiple_choice
|
What is defined as an antigen that causes an allergy?
|
[
"an expectorant",
"a disinfectant",
"an allergen",
"a pollutant"
] |
C
| |
sciq-4834
|
multiple_choice
|
What are the two components of the autonomic nervous system?
|
[
"neurons and sympathetic",
"crystallisation and sympathetic",
"empathetic and sympathetic",
"parasympathetic and sympathetic"
] |
D
| |
sciq-69
|
multiple_choice
|
How do some animals change their depth?
|
[
"metamorphosis",
"mass migration",
"spontaneous mutations",
"by changing their density"
] |
D
| |
ai2_arc-724
|
multiple_choice
|
Light is refracted the least when passing through a
|
[
"telescope lens.",
"a tinted window.",
"magnifying glass.",
"a pair of eyeglasses."
] |
B
| |
sciq-7023
|
multiple_choice
|
What is the measure of the amount of energy found in sound waves?
|
[
"frequency",
"decibels",
"intensity",
"density"
] |
C
| |
sciq-355
|
multiple_choice
|
The cell wall acts as an extra layer of protection, helps the cell maintain its shape, and prevents what?
|
[
"Respiration",
"dehydration",
"exhaustion",
"extinction"
] |
B
| |
scienceQA-3411
|
multiple_choice
|
How long is a long-distance running race?
|
[
"11 millimeters",
"11 meters",
"11 kilometers",
"11 centimeters"
] |
C
|
The best estimate for the length of a long-distance running race is 11 kilometers.
11 millimeters, 11 centimeters, and 11 meters are all too short.
|
scienceQA-10837
|
multiple_choice
|
Select the plant.
|
[
"Sheep eat plants.",
"Octopuses eat animals that live underwater.",
"Raspberry bushes have green leaves.",
"Bumble bees drink nectar from flowers."
] |
C
|
A bumble bee is an animal. It drinks nectar from flowers.
A bumble bee is an insect. Bumble bees have soft hairs that make them look fuzzy.
An octopus is an animal. It eats animals that live underwater.
An octopus has two eyes and eight arms.
A sheep is an animal. It eats plants.
People raise sheep for their fur, meat, and milk.
A raspberry bush is a plant. It has green leaves.
Most raspberries are red. But raspberries can also be purple or yellow.
|
sciq-482
|
multiple_choice
|
What is the most common form of dwarfism in humans?
|
[
"anemia",
"malnutrition",
"achondroplasia",
"alopecia"
] |
C
| |
sciq-411
|
multiple_choice
|
What are passed from one generation to the next so species can survive?
|
[
"mutations",
"selections",
"adaptatioins",
"fluctuations"
] |
C
| |
sciq-10886
|
multiple_choice
|
Organic compounds are molecules built around what element?
|
[
"phosphorus",
"oxygen",
"carbon",
"helium"
] |
C
| |
sciq-192
|
multiple_choice
|
What "plumbing" structures inside the veins maintain a unidirectional flow of blood despite the low blood pressure?
|
[
"funnels",
"valves",
"tubes",
"pumps"
] |
B
| |
sciq-415
|
multiple_choice
|
This heat is used to convert water into steam, which is then used to turn a turbine, thus generating what?
|
[
"solar power",
"electrical power",
"heating power",
"radiation power"
] |
B
| |
sciq-10092
|
multiple_choice
|
Blood flows into the kidney through which artery?
|
[
"blood artery",
"renal artery",
"pulminary artery",
"main artery"
] |
B
| |
sciq-2395
|
multiple_choice
|
What is the only planet we know that has plate techtonics?
|
[
"Saturn",
"Mars",
"Jupiter",
"earth"
] |
D
| |
sciq-9683
|
multiple_choice
|
When a rock is altered by heat from a nearby magma, what occurs?
|
[
"form metamorphism",
"contact metamorphism",
"evaporation",
"sublimation"
] |
B
| |
scienceQA-4778
|
multiple_choice
|
Select the invertebrate.
|
[
"piranha",
"West African rubber frog",
"tiger",
"peacock butterfly"
] |
D
|
A tiger is a mammal. Like other mammals, a tiger is a vertebrate. It has a backbone.
A piranha is a fish. Like other fish, a piranha is a vertebrate. It has a backbone.
A peacock butterfly is an insect. Like other insects, a peacock butterfly is an invertebrate. It does not have a backbone. It has an exoskeleton.
A West African rubber frog is an amphibian. Like other amphibians, a West African rubber frog is a vertebrate. It has a backbone.
|
sciq-9036
|
multiple_choice
|
Which state of matter is not common on earth?
|
[
"respiration",
"plasma",
"liquid",
"gas"
] |
B
| |
sciq-1374
|
multiple_choice
|
Which proteins bind to the surfaces of microorganisms and are particularly attracted to pathogens that are already tagged by the adaptive immune system?
|
[
"complement proteins",
"whereby proteins",
"attractive proteins",
"mobilize proteins"
] |
A
| |
sciq-1912
|
multiple_choice
|
Living things need to take in nutrients so that they can grow and create what?
|
[
"plasma",
"energy",
"protein",
"hydrogen"
] |
B
| |
sciq-3854
|
multiple_choice
|
What organism is an important pioneer on cleared rock and soil surfaces, such as volcanic flows and burned forests?
|
[
"pigment",
"cysts",
"lichen",
"algae"
] |
C
| |
sciq-3594
|
multiple_choice
|
What kind of joints are capable of a wide range of movements, classified as gliding, angular, rotational, or special?
|
[
"glandular",
"locking",
"fibrous",
"synovial"
] |
D
| |
sciq-5045
|
multiple_choice
|
The release of mature eggs that occurs at the midpoint of each cycle is called?
|
[
"semination",
"ovulation",
"fertilization",
"induction"
] |
B
| |
sciq-10216
|
multiple_choice
|
Mutualism is an interaction between individuals of two different species that has what effect on both of them?
|
[
"harmful",
"abnormal",
"beneficial",
"neutral"
] |
C
| |
sciq-3552
|
multiple_choice
|
Which is the ultimate energy source in a bear's food chain?
|
[
"decomposers",
"heat",
"plants",
"sun"
] |
D
| |
sciq-1172
|
multiple_choice
|
Rubbing your hands together warms them by converting work into what energy?
|
[
"kinetic energy",
"motion energy",
"layer energy",
"thermal energy"
] |
D
| |
sciq-9376
|
multiple_choice
|
What vision defect occurs because the eye is too long?
|
[
"blindness",
"hyperopia",
"myopia",
"astigmatism"
] |
C
| |
sciq-6478
|
multiple_choice
|
The way in which the sun produces light is called what?
|
[
"tumescence",
"photosynthesis",
"rays",
"incandescence"
] |
D
| |
sciq-7182
|
multiple_choice
|
Size is a general feature of cell structure that relates to?
|
[
"activation",
"timing",
"function",
"instance"
] |
C
| |
sciq-8591
|
multiple_choice
|
What is the simplest type of carbon-based compounds?
|
[
"particles",
"Buckminsterfullerine",
"hydrocarbons",
"graphite"
] |
C
|
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