dataset
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7 values
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12
15
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4 values
ARC-Easy
arc_04_00779
Bats find their prey at night using one of their senses to detect echoes. What does the bat send out to find prey?
[ "odors", "light", "sound", "electricity" ]
C
sciq
sciq_01_02407
The stability of an ecosystem depends on the actions of what, exemplified by mushrooms on a decaying log and bacteria in soil?
[ "whitefly", "fluxes", "decomposers", "aphids" ]
C
sciq
sciq_01_01735
What is the term for the smallest particle of an element that still has the properties of that element?
[ "nucleus", "neutron", "electron", "atom" ]
D
ARC-Easy
arc_04_01914
When oil is burning, the reaction will
[ "only release energy", "only absorb energy", "neither absorb nor release energy", "sometimes release and sometimes absorb energy depending on the oil" ]
A
ARC-Challenge
arc_04_02728
Sea-floor spreading occurs at divergent boundaries. Which statement best identifies the geologic process taking place at the point where sea-floor spreading occurs?
[ "a trench is forming", "new crust is forming", "oceanic crust is subducting", "a continental plate is subducting" ]
B
sciq
sciq_01_04536
What do we call the energy of motion?
[ "electromagnetic energy", "kinetic energy", "binary energy", "harmonic energy" ]
B
sciq
sciq_01_03190
Upwelling mantle at the mid-ocean ridge pushes plates in which direction?
[ "eastward", "westward", "inward", "outward" ]
D
sciq
sciq_01_08925
The epidermis of the leaf consists of a single layer of which cells?
[ "dermal cells", "insular cells", "endothermic cells", "chloroplasm" ]
A
sciq
sciq_01_01483
All gymnosperm species and many eudicot species undergo what?
[ "mutations", "secondary growth", "exploitation", "third growth" ]
B
openbookqa
obqa_02_04170
Cells can make up components of prisons, jails, holding areas and
[ "lifeforms", "space stone", "blue jeans", "filtered water" ]
A
sciq
sciq_01_11225
Systemic communication through the phloem helps integrate the functions of the whole what?
[ "animal", "bird", "plant", "insect" ]
C
sciq
sciq_01_10487
What are ingrowths on arthropod exoskeletons to which muscles attach?
[ "rods", "pores", "apodemes", "joints" ]
C
math_qa
mathqa_03_05927
a is an integer greater than 39 but less than 51 , b is an integer greater than 49 but less than 61 , what is the range of a / b ?
[ "1 / 4", "1 / 3", "3 / 4", "1" ]
B
sciq
sciq_01_00292
What are the two distinct types of cells found in the animal kingdom?
[ "bacteria and eukaryotes", "DNA and Eukaryotes", "chromosomes and eukaryotes", "prokaryotes and eukaryotes" ]
D
ARC-Challenge
arc_04_02761
Which fact about water is an example of a chemical property?
[ "Water expands when it freezes.", "The boiling point of water is 100ºC.", "Water can separate into hydrogen and oxygen.", "The density of water is greater than the density of ice." ]
C
ARC-Challenge
arc_04_02835
The radioactive isotope content of a rock can be used to identify which property of the rock?
[ "the total mass of the rock", "the rate at which the rock formed", "the types of fossils that the rock contains", "the amount of time passed since the rock formed" ]
D
openbookqa
obqa_02_03783
A sea cow would be most uncomfortable in
[ "a desert", "a fjord", "an ocean park", "lots of water" ]
A
math_qa
mathqa_03_01483
the cost price of an article is 25 % of the marked price . calculate the gain percent after allowing a discount of 50 % .
[ "25 %", "50 %", "100 %", "150 %" ]
C
math_qa
mathqa_03_04955
what is the smallest no . that should be added to 45454 to make it exactly divisible by 9 ?
[ "1", "3", "5", "6" ]
C
math_qa
mathqa_03_03374
tourist purchased a total of 30 travelers checks in $ 50 and $ 100 denominations . the total worth of the travelers checks is $ 1800 . how many checks of $ 50 denominations can he spend so that average amount ( arithmetic mean ) of the remaining travelers checks is $ 70 ?
[ "4", "12", "15", "20" ]
C
sciq
sciq_01_05430
What type of gas are stars made up of?
[ "water vapor", "freon", "calcium", "hydrogen" ]
D
math_qa
mathqa_03_00981
in a class of 40 students , 2 students did not borrow any books from the library , 12 students each borrowed 1 book , 13 students each borrowed 2 books , and the rest borrowed at least 3 books . if the average number of books per student was 2 , what is the maximum number of books any single student could have borrowed...
[ "3", "4", "5", "6" ]
D
openbookqa
obqa_02_04626
You can etch the surface of a windshield with
[ "a sponge", "feathers", "soft cloth", "jasper" ]
D
math_qa
mathqa_03_01010
an integer n between 1 and 99 , inclusive , is to be chosen at random . what is the probability that n ( n + 1 ) will be divisible by 3 ?
[ "1 / 9", "1 / 3", "1 / 2", "2 / 3" ]
D
sciq
sciq_01_02907
Sperm propel themselves through secretions in the uterus and enter what tube?
[ "gaseous", "ovarian", "uterine", "fallopian" ]
D
sciq
sciq_01_04868
What is the name for the organs behind the head of a fish that absorb oxygen from water?
[ "alveoli", "lungs", "pores", "gills" ]
D
sciq
sciq_01_06943
Many ionic compounds with relatively large cations and a 1:1 cation:anion ratio have this structure, which is called the what?
[ "boron chloride structure", "analogous structure", "cesium chloride structure", "hydrocarbon structure" ]
C
math_qa
mathqa_03_04800
a company has 15 managers and 75 associates . the 15 managers have an average salary of $ 150,000 . the 75 associates have an average salary of $ 30,000 . what is the average salary for the company ?
[ "$ 35,000", "$ 45,000", "$ 50,000", "$ 65,000" ]
C
sciq
sciq_01_06633
What is split to produce nuclear energy?
[ "molecules", "protons", "atoms", "chemicals" ]
C
sciq
sciq_01_04873
What theory can explain virtually all the properties of metals?
[ "band theory", "bonding theory", "formation theory", "property law theory" ]
A
sciq
sciq_01_07646
What do you call the transfer of thermal energy between particles of matter that are touching?
[ "oxidation", "convection", "activation", "conduction" ]
D
math_qa
mathqa_03_00756
calculate 469138 x 9999 = ?
[ "4586970843", "4686970743", "4690910862", "4586870843" ]
C
ARC-Easy
arc_04_01043
After months of studying and obtaining data on the behavior of birds, biologists from around the world will look at the data and
[ "come up with several possible interpretations.", "reject it and do their own investigations.", "change the data to fit their expectations.", "publish their own interpretations in a science journal." ]
A
sciq
sciq_01_09752
Sporangia produce spores that develop into tiny, heart-shaped what?
[ "filaments", "gametophytes", "tubules", "cells" ]
B
openbookqa
obqa_02_02628
A horse could start trembling when
[ "it's afraid another horse will win a competition", "a cold front is moving in", "it gets a movie role", "the sun comes out" ]
B
sciq
sciq_01_08685
Through what method or methods of fertilization do amphibians sexually reproduce?
[ "mitosis and meiosis", "asexual or sexual", "external or internal", "spawning or budding" ]
C
sciq
sciq_01_06783
Part of the scientific process, these are statistical probabilities rather than certainties?
[ "Hypothesis", "predictions", "results", "assumptions" ]
B
openbookqa
obqa_02_03350
Overpopulation may result
[ "from the deaths of many organisms", "from a boom in reproduction of an organism", "from natural predators hunting organisms", "from organisms self regulating their population" ]
B
sciq
sciq_01_11154
What is a copy of an object that is formed by reflected light?
[ "instance", "image", "deflection", "example" ]
B
openbookqa
obqa_02_04536
Rabbits are herbivores, meaning they only
[ "eat metal", "eat people", "consume vegetation", "eat dinosaurs" ]
C
math_qa
mathqa_03_02444
if x / y = 7 / 3 , then ( x + y ) / ( x - y ) = ?
[ "5", "5 / 2", "- 1 / 6", "- 1 / 5" ]
B
openbookqa
obqa_02_04103
Which is likely the material used to make an eco-friendly sculpture?
[ "pollutants", "animal furs", "coke cans", "fossil fuels" ]
C
sciq
sciq_01_09589
Liquid hcl can be used to do what to the ph of a swimming pool?
[ "heighten it", "raise it", "lower it", "increase it" ]
C
sciq
sciq_01_02073
What does the coefficient in front of an element in a formula indicate?
[ "number of atoms", "time of the reaction", "place on the Periodic Table", "how much is involved in the reaction" ]
D
sciq
sciq_01_11466
Which lymphoid organ is situated in the upper chest?
[ "spleen", "thyroid gland", "pancreas", "thymus" ]
D
sciq
sciq_01_08366
What is the smallest unit of structure and function of all living organisms?
[ "the cell", "chromosome", "organ", "organelle" ]
A
sciq
sciq_01_10238
What is the spreading of white light into its full spectrum of wavelengths called?
[ "dispersion", "condensation", "radiate", "saturation" ]
A
openbookqa
obqa_02_03038
if white cold items drop from the sky, what might these be?
[ "a gift from the heavens", "a cloud is crying", "it is an anomaly", "it is ice precipitation" ]
D
math_qa
mathqa_03_03320
what is the sum of 60 consecutive integers from - 30 inclusive , in a increasing order ?
[ "- 29", "29", "- 30", "30" ]
C
ARC-Challenge
arc_04_02792
Students are designing kites to discover what type of kite flies the highest. Which is the most important to consider when designing a kite to fly high?
[ "string length", "surface area", "materials used", "time of day" ]
B
sciq
sciq_01_07878
During the winter, production of what amine involved in the sleep-wake cycle may be affected by less sunlight hours?
[ "folate", "melatonin", "serotonin", "dopamine" ]
B
sciq
sciq_01_07288
What is the term for the decayed remains of living organisms?
[ "necrosis", "humus", "intermediate material", "waste" ]
B
ARC-Easy
arc_04_00151
The nucleus of MOST atoms consists of
[ "neutrons only", "protons and neutrons", "protons and electrons", "neutrons and electrons" ]
B
sciq
sciq_01_06340
What is the most abundant biochemical compound, making up the cell walls of plants?
[ "magnesium", "cellulose", "cytoplasm", "mitochondria" ]
B
math_qa
mathqa_03_02185
the simple form of the ratio 9 / 8 : 3 / 4 is ?
[ "5 : 8", "5 : 5", "5 : 9", "3 : 2" ]
D
sciq
sciq_01_06083
What type of hybridization does ammonia undergo?
[ "nh3 hybridization", "h2O hybridization", "ionic hybridization", "sp 3 hybridization" ]
D
openbookqa
obqa_02_01185
An indian hawthorn that has received more water will usually be
[ "taller", "older", "less healthy", "colder" ]
A
sciq
sciq_01_06690
Which organ in the human body filters blood and excretes urine?
[ "the thyroid", "the bladder", "the liver", "the kidney" ]
D
ARC-Easy
arc_04_01608
The orbit of Earth is almost circular and has a period of about 365 days. Compared to the orbit of Earth, which of these objects usually have highly elliptical orbits and can have periods of over 1000 years?
[ "asteroids", "meteorites", "comets", "moons" ]
C
math_qa
mathqa_03_00024
by selling 200 apples , a fruit - seller gains the selling price of 50 apples . find the gain percent ?
[ "33.33 %", "35 %", "27.75 %", "35.75 %" ]
A
math_qa
mathqa_03_01171
18 men shake hands with each other . maximum no of handshakes without cyclic handshakes .
[ "190", "153", "210", "220" ]
B
openbookqa
obqa_02_00670
Who famously explicated the science of dropping something?
[ "Galileo", "Newton", "Einstein", "Rutherford" ]
B
sciq
sciq_01_03059
Some fish will be over-fished to the point that their species ceases to exist, which is also known as what?
[ "accumulation", "endangered", "extinction", "abundance" ]
C
openbookqa
obqa_02_02340
Which of the following is most likely to make a person shiver?
[ "being in a gym", "being in a sauna", "being in a fridge", "being in a pool" ]
C
sciq
sciq_01_03956
Located above the stratosphere, what layer is the place where meteors burn up?
[ "unisphere", "atmosphere", "troposphere", "mesosphere" ]
D
sciq
sciq_01_01265
Elements are pure substances that make up what?
[ "some matter", "Solids", "all matter", "Objects" ]
C
math_qa
mathqa_03_04143
for every x , the action [ x ] is defined : [ x ] is the greatest integer less than or equal to x . what is the value of [ 6.5 ] x [ 2 / 3 ] + [ 2 ] x 7.2 + [ 8.4 ] - 6.2 ?
[ "12.6 .", "14.4 .", "15.8 .", "16.2 ." ]
D
sciq
sciq_01_10009
To undo the tarnish on copper pennies, you can place them in what liquid?
[ "distilled water", "vinegar", "honey", "seawater" ]
B
math_qa
mathqa_03_03575
a can contains a mixture of liquids a and b is the ratio 7 : 5 . when 6 litres of mixture are drawn off and the can is filled with b , the ratio of a and b becomes 7 : 9 . how many liter of liquid a was contained by the can initially ?
[ "12", "18", "14", "20" ]
C
ARC-Challenge
arc_04_02866
In humans, the gene for a free earlobe [E] is dominant over the gene for an attached earlobe [e]. If one parent has a free earlobe [ Ee ] and the other parent has an attached earlobe ( ee ), what is the probability that their offspring will have an attached earlobe?
[ "0%", "25%", "50%", "100%" ]
C
openbookqa
obqa_02_02784
Consumers eat other what?
[ "oxygen", "animal toys", "rays", "weaker bugs" ]
D
openbookqa
obqa_02_02741
Which of the following relationships is true?
[ "Play-Doh can scratch diamond, therefore it is softer", "Diamond can scratch Play-Doh, therefore Play-Doh is harder", "Diamond can scratch Play-Doh, therefore diamond is harder", "Play-Doh can scratch diamond, therefore it is harder" ]
C
math_qa
mathqa_03_03725
yesterday ' s closing prices of 1980 different stocks listed on a certain stock exchange were all different from today ' s closing prices . the number of stocks that closed at a higher price today than yesterday was 20 percent greater than the number that closed at a lower price . how many of the stocks closed at a hig...
[ "484", "1080", "1,100", "1,320" ]
B
sciq
sciq_01_05245
Like mammals and birds, and unlike other reptiles, crocodiles have how many chambers in their heart?
[ "two", "one", "four", "six" ]
C
ARC-Easy
arc_04_01698
Scientists found fish fossils in the desert. What do the fossils tell about this environment when the fish were alive?
[ "There was a forest with large trees.", "There were lakes with water plants.", "There were mountains with glaciers.", "There was a desert with large rocks." ]
B
sciq
sciq_01_06822
The chemistry of each element is determined by its number of what?
[ "protons and electrons", "protons and neutrons", "electrons and neutrons", "nuclei and neutrons" ]
A
sciq
sciq_01_03636
Continental drift also promotes what speciation?
[ "obligate", "mutualistic", "macroevolution", "allopatric" ]
D
sciq
sciq_01_04741
What is the term for a watertight seal between two adjacent animal cells?
[ "cell membrane", "cell wall", "tight junction", "placental barrier" ]
C
ARC-Easy
arc_04_00713
Oceans have many layers of sediments. These layers become compacted when they are buried under other layers of sediments. Which is most likely to happen to the deepest layers?
[ "They will be squeezed out onto deltas.", "They will recrystallize into new rock.", "They will become part of Earth's outer core.", "They will melt in magma chambers." ]
B
sciq
sciq_01_03695
What are are segmented invertebrates in phylum annelida called?
[ "annelids", "flatworms", "fungi", "corals" ]
A
sciq
sciq_01_04900
What is considered to be the control center for homeostatic mechanisms?
[ "hippocampus", "hypothalamus", "adrenal cortex", "thyroid" ]
B
openbookqa
obqa_02_02328
Robotics would have great difficulty in existing if these had yet to be invented.
[ "pots", "cats", "desktops", "paper towels" ]
C
sciq
sciq_01_00658
What should you learn that allows you to recognize and avoid the dangers of specific hazards when experimenting, such as flames or broken glass?
[ "medical safety symbols", "lab safety symbols", "first aid safety symbols", "available safety symbols" ]
B
sciq
sciq_01_08670
In the mouth, enzymes present in what begin to chemically break down food?
[ "lymph", "acid", "blood", "saliva" ]
D
ARC-Easy
arc_04_00831
A solution of lead (II) nitrate reacts with a solution of sodium iodide to produce a yellow solid of lead (II) iodide and aqueous sodium nitrate. Which of these illustrates the reaction?
[ "Pb(NO_{3})_{2}(aq) + 2NaI(aq) -> PbI_{2}(s) + 2NaNO_{3}(aq)", "L_{2}N(aq) + SI(aq) -> L_{2}I(s) + SN(aq)", "Pb_{2}N(aq) + NaI(aq) -> Pb_{2}I(s) NaN(aq)", "Fe(NO_{3})_{2}(aq) + 2NaI(aq) -> FeI_{2} + 2NaNO_{3}(aq)" ]
A
ARC-Challenge
arc_04_02196
Which would a scientist use in trying to model the cause of planetary years?
[ "planetary mass", "planetary color", "a planet's core temperature", "a planet's distance from the Sun" ]
D
sciq
sciq_01_10737
What is the term for the use of two or more lewis structures to represent the covalent bonding in a molecule?
[ "reaction", "harmony", "resonance", "frequency" ]
C
sciq
sciq_01_01937
What term is used to describe the cellular structures responsible for protein synthesis?
[ "ribosomes", "chloroplasts", "chromosomes", "nuclei" ]
A
math_qa
mathqa_03_04184
working alone , mary can pave a driveway in 3 hours and hillary can pave the same driveway in 6 hours . when they work together , mary thrives on teamwork so her rate increases by 10 % , but hillary becomes distracted and her rate decreases by 20 % . if they both work together , how many hours will it take to pave the ...
[ "2 hours", "4 hours", "5 hours", "6 hours" ]
A
openbookqa
obqa_02_02737
If an entity in intergalactic space has thrust placed upon it, what is the expected result?
[ "it will start moving with acceleration", "it will make a loud noise", "spontaneously teleport a light year away", "remain in the same location" ]
A
sciq
sciq_01_11172
What travels 9.5 trillion kilometers a year?
[ "light", "air", "Sound", "electricity" ]
A
ARC-Easy
arc_04_00737
A marble is dropped in a glass of water. Which force pulls the marble to the bottom of the glass?
[ "electricity", "friction", "gravity", "magnetism" ]
C
openbookqa
obqa_02_04495
Absorbing sunlight causes objects to what?
[ "cool", "chill", "freeze", "blaze up" ]
D
sciq
sciq_01_09532
What system of the body can specifically protect you from pathogens and other things that might make you ill?
[ "muscle", "digestion", "cardiovascular", "immune" ]
D
sciq
sciq_01_04707
What works by providing a lower energy pathway from reactants to products?
[ "magnetism", "catalyst", "hormones", "thermodynamics" ]
B
sciq
sciq_01_03548
What is the name for tiny animals that feed on phytoplankton?
[ "jellyfish", "larvae", "krill", "zooplankton" ]
D
openbookqa
obqa_02_02414
To move electrical energy around a field, a person would use
[ "tin pipes", "glass tubing", "plastic wires", "wood barrels" ]
A
sciq
sciq_01_10357
Ionic compounds contain cations and anions rather than what?
[ "analogous neutral molecules", "discrete neutral molecules", "positive molecules", "characterized neutral molecules" ]
B
sciq
sciq_01_04424
What does photosynthesis change light energy into?
[ "chemical energy", "carbon energy", "radiation energy", "electrical energy" ]
A
ARC-Easy
arc_04_00048
Which characteristic is affected by interactions with the environment?
[ "weight", "eye color", "blood type", "handedness" ]
A