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7 values
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15
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4 values
ARC-Easy
arc_04_01379
In 1976, the Viking I Lander was sent to Mars to analyze atmospheric gases and soil samples. The Viking I Lander was most likely a
[ "space probe.", "space shuttle.", "lunar module.", "natural satellite." ]
A
math_qa
mathqa_03_02460
find the value of x : 2 a ^ 2 - 7 a + 10 = 14
[ "7", "5", "6", "4" ]
D
math_qa
mathqa_03_03833
each week a restaurant serving mexican food uses the same volume of chili paste , which comes in either 55 - ounce cans or 15 - ounce cans of chili paste . if the restaurant must order 30 more of the smaller cans than the larger cans to fulfill its weekly needs , then how many larger cans are required to fulfill its we...
[ "15", "28", "18", "24" ]
A
math_qa
mathqa_03_00066
if 5 gallons of gasoline are added to a tank that is already filled to 3 / 4 of its capacity , the tank is then filled to 9 / 10 of its capacity . how many gallons does the tank hold ?
[ "20", "30", "36", "40" ]
B
openbookqa
obqa_02_01911
Some monkey babies may be
[ "turned into canned meat", "taken to a hospital", "run out of the pact", "taken care with two parents" ]
D
sciq
sciq_01_07915
What is the diffusion of water molecules across a semipermeable membrane?
[ "osmosis", "electrolysis", "organelle motion", "active transport" ]
A
math_qa
mathqa_03_00449
a has 10000 chocolates . 20 % of the chocolates are eaten . what percentage of the uneaten chocolates must be eaten so that 3 / 2 of all chocolates are eaten ?
[ "39.25", "37.25", "37.26", "38.21" ]
B
ARC-Easy
arc_04_00179
Which scientist is best known for studying plants and animals?
[ "Isaac Newton", "Albert Einstein", "Charles Darwin", "Nicolaus Copernicus" ]
C
openbookqa
obqa_02_03262
An example of a chemical reaction might be
[ "a rusty knife", "Water", "Grass", "Smiling" ]
A
ARC-Easy
arc_04_00008
Which of the following events during meiosis contributes most to the variation within a species?
[ "pairing of chromosomes", "creation of haploid gametes", "segregation of alleles", "separation of chromatids" ]
C
ARC-Easy
arc_04_00165
One key physical process in beach formation is wave action. Sand is deposited on beaches as waves break onto the shoreline and the energy from the wave scatters. Which type of energy is most used by wave action to modify the shape of the beaches?
[ "thermal", "potential", "chemical", "mechanical" ]
D
sciq
sciq_01_04796
What is the amount of moisture in the atmosphere?
[ "humidity", "static", "heat", "mixture" ]
A
math_qa
mathqa_03_01005
a number whose fifth part increased by 3 is equal to its fourth part diminished by 3 is ?
[ "120", "180", "200", "220" ]
A
ARC-Easy
arc_04_00619
Kendall studied the ways in which human body systems work together. He compared the respiratory and circulatory systems. In which way are these two systems similar to each other?
[ "They both bring oxygen to the body.", "They both send messages to the body.", "They both digest nutrients for the body.", "They both pump blood through the body." ]
A
openbookqa
obqa_02_03853
You may need a raft after a
[ "television broadcast", "drought", "meteor shower", "deluge" ]
D
sciq
sciq_01_02100
Involved in balance, the semicircular canals are parts of what organs?
[ "ears", "ovaries", "lungs", "eyes" ]
A
ARC-Easy
arc_04_01390
The praying mantis is well camouflaged in its natural habitat. What is a benefit of this adaptation?
[ "It increases the mutation rate of favorable genes.", "It reduces the risk of being eaten by a predator.", "It allows absorption of chlorophyll from plants.", "It improves the chances of finding a mate." ]
B
openbookqa
obqa_02_01157
which one of these students can accurately determine the color of the board marker?
[ "a student gazing upon it", "a student in the toilet", "a student sitting at home", "a student at the playground" ]
A
math_qa
mathqa_03_05187
how many liters of water must be added to 14 liters of milk and water containing 10 % water to make it 30 % water ?
[ "1 liter", "2 liters", "3 liters", "4 liters" ]
D
openbookqa
obqa_02_03048
High areas can be visually represented by
[ "basins", "deep sea", "valleys", "mountains" ]
D
sciq
sciq_01_07337
What type of organisms do not need blood?
[ "single-celled", "cold-blooded", "vertebrate", "marine" ]
A
math_qa
mathqa_03_00364
last week john spent 10 percent of his wages on recreation . this week , his wages are 10 percent less than last week ʼ s wages and he spent 40 percent of his wages on recreation . the amount he spends on recreation this week is what percent of the amount he spent on recreation last week
[ "180 %", "360 %", "200 %", "220 %" ]
B
sciq
sciq_01_00592
Controlling muscles and maintaining balance are just two of the roles of what system?
[ "nervous system", "bacterial system", "digestive system", "electrical system" ]
A
math_qa
mathqa_03_01418
the speed of a car is 10 m / s . what is the its speed in kmph .
[ "25 kmph", "30 kmph", "50 kmph", "36 kmph" ]
D
openbookqa
obqa_02_02679
What is a radio used for?
[ "radiation", "human contact", "energy", "water" ]
B
math_qa
mathqa_03_01848
in a class of 40 students , 12 enrolled for both english and german . 22 enrolled for german . if the students of the class enrolled for at least one of the two subjects , then how many students enrolled for only english and not german ?
[ "30", "10", "18", "28" ]
C
ARC-Easy
arc_04_00080
Which of these animals has a young form that looks the most like the adult form?
[ "moth", "human", "frog", "butterfly" ]
B
math_qa
mathqa_03_05784
a 600 m long train crosses a platform in 39 sec while it crosses a signal pole in 18 sec . what is the length of the platform ?
[ "800", "700", "360", "370" ]
B
sciq
sciq_01_01694
The combination decomposition or rearrangement of elements and compounds to form new substances is known as?
[ "chemical changes", "carbon changes", "mineral changes", "ionic changes" ]
A
openbookqa
obqa_02_01054
What could a person eat to avoid starvation?
[ "Akvavit", "Jeggings", "Carmex", "Floss" ]
A
openbookqa
obqa_02_01494
A large body of salty water drying up is responsible for the creation of the
[ "salt flats", "salt water taffy", "Rocky mountains", "ocean winds" ]
A
sciq
sciq_01_07237
Molds growing on foods are a common type of what organisms that play very important roles in almost every terrestrial ecosystem on earth?
[ "pollen", "mildew", "yeast", "fungi" ]
D
math_qa
mathqa_03_00298
square abcd is the base of the cube while square efgh is the cube ' s top face such that point e is above point a , point f is above point b etc . what is the distance between the midpoint of edge ab and the midpoint of edge eh if the area of square abcd is 2 ?
[ "1 / sqrt 2'", "1'", "sqrt 2'", "sqrt 3'" ]
D
openbookqa
obqa_02_04017
What is a source of oxygen through photosynthesis?
[ "lakes", "car engines", "sunflowers", "people" ]
C
sciq
sciq_01_09596
What molecule is made of two hydrogen atoms and one oxygen atom?
[ "lipids", "water", "carbohydrate", "Oxygen" ]
B
math_qa
mathqa_03_03928
the sale price sarees listed for rs . 345 after successive discount is 12 % and 25 % is ?
[ "321", "276", "342", "228" ]
D
sciq
sciq_01_05700
What group of single-celled organisms lacking a nucleus comprises the most numerous organisms on earth?
[ "carbohydrates", "prokaryotes", "fungi", "eukaryotes" ]
B
openbookqa
obqa_02_04955
Birds will have different kinds of beaks depending on the
[ "organisms they hunt", "computer", "groceries", "seven" ]
A
math_qa
mathqa_03_01899
an article is bought for rs . 1280 and sold for rs . 900 , find the loss percent ?
[ "28 %", "29 %", "16 %", "26 %" ]
B
math_qa
mathqa_03_03334
a wooden box of dimensions 8 m x 7 m x 6 m is to carry rectangularboxes of dimensions 4 cm x 7 cm x 6 cm . the maximum number ofboxes that can be carried in the wooden box , is
[ "9800000", "1000000", "7500000", "2000000" ]
D
math_qa
mathqa_03_04106
a pharmaceutical company received $ 3 million in royalties on the first $ 20 million in sales of and then $ 9 million in royalties on the next $ 102 million in sales . by approximately what percentage did the ratio of royalties to sales decrease from the first $ 20 million in sales to the next $ 102 million in sales ?
[ "8 %", "15 %", "40 %", "52 %" ]
C
sciq
sciq_01_11246
What bodily defense can be acquired in an active or passive way, and can be natural or artificial?
[ "nerves", "immunity", "skin", "membrane" ]
B
math_qa
mathqa_03_00433
if a ã — b = 2 a - 3 b + ab , then 4 ã — 5 + 5 ã — 4 is equal to :
[ "31", "32", "43", "45" ]
A
sciq
sciq_01_06073
Gas lines should be made of what so they do not rupture?
[ "adjustment material", "Hard material", "flexible material", "typically material" ]
C
math_qa
mathqa_03_04397
which digits should come in place of @ and # if the number 62684 @ # is divisible by both 8 and 5 ?
[ "4,0", "0,4", "4,4", "0,0" ]
A
ARC-Easy
arc_04_00433
A meeting of scientists, called a symposium, occurs every year to share recent research about the atmosphere of Earth. This symposium mainly serves which purpose in science?
[ "to test research methods used by other scientists", "to develop questions about space research", "to discuss the meaning of new discoveries", "to explain gas properties to the general public" ]
C
sciq
sciq_01_09188
What type of electrons are electrons that are not confined to the bond between two atoms?
[ "delocalized", "virtualized", "internalized", "detached" ]
A
sciq
sciq_01_11013
Nearly all life processes depend on what substance, which is involved in biochemical reactions?
[ "food", "hydrocarbons", "water", "air" ]
C
sciq
sciq_01_09830
What organ is the hypothalamus a part of?
[ "liver", "brain", "heart", "Nervous system" ]
B
sciq
sciq_01_05230
The muscles in arteries and veins that are largely responsible for regulation of blood pressure are known as what type?
[ "smooth muscles", "opposing muscles", "elongated muscles", "vascular muscles" ]
A
math_qa
mathqa_03_00779
the sum of ages of 5 children born at the intervals of 8 years each is 90 years . what is the age of the youngest child ?
[ "2", "9", "6", "4" ]
A
openbookqa
obqa_02_01174
A boy might have brown hair due to
[ "inheritance", "luck", "magic", "fire" ]
A
ARC-Challenge
arc_04_02952
Which factors can have the greatest effect on the health of a river system?
[ "type of soil and salinity", "nitrate levels and turbidity", "human consumption and pH", "natural disasters and tidal changes" ]
B
math_qa
mathqa_03_02251
20 6 years ago , a father was 3 times as old as his son . now the father is only twice as old as his son . then the sum of the present ages of the son and the father is :
[ "120", "156", "108", "105" ]
B
math_qa
mathqa_03_01571
in a kilometer race , a beats b by 25 meters or 10 seconds . what time does a take to complete the race ?
[ "167 sec", "190 sec", "390 sec", "716 sec" ]
C
math_qa
mathqa_03_01631
a shopkeeper fixes the marked price of an item 35 % above its cost price . the percentage of discount allowed to gain 8 % is
[ "20 %", "27 %", "31 %", "43 %" ]
A
sciq
sciq_01_04738
What type of air do plants take in and use?
[ "oxygen", "liquid dioxide", "carbon dioxide", "carbon" ]
C
math_qa
mathqa_03_05387
in a games hour 4 different types of players came to the ground ? cricket 12 , hokey 17 , football 11 , softball 10 . how many players are present in the ground ?
[ "70", "50", "62", "49" ]
B
openbookqa
obqa_02_04379
What is the effect of erosion on a river?
[ "More Volume", "unchanged", "Dries up", "Less Volume" ]
A
sciq
sciq_01_08604
What kind of diet is typical for raptors, such as hawks and owls?
[ "herbivorous", "carnivorous", "fishes", "carnivorous or herbivorous" ]
B
sciq
sciq_01_09192
What type of chemicals do ants communicate with?
[ "hormones", "pesticides", "Alkanes", "pheromones" ]
D
sciq
sciq_01_01429
What is an attitude of doubt about the truthfulness of claims that lack empirical evidence?
[ "speculation", "skepticism", "independent variable", "conspiracy" ]
B
sciq
sciq_01_07445
How does heat travel from the sun to the earth?
[ "through sound waves", "secondary radiation from the sun", "through light waves", "thermal radiation from the sun" ]
D
sciq
sciq_01_09536
Where does most of the earth's energy come from?
[ "its core", "magnetic field", "its atmosphere", "sun" ]
D
openbookqa
obqa_02_01736
From 2008 to 2018, the concentration of single carbon molecules bonded with two oxygen molecules present in the air has dramatically
[ "sharply declined", "grown", "decreased", "polluted public opinion" ]
B
openbookqa
obqa_02_00052
with which could you tell the exact size of an object?
[ "a plain stick with irregular shape", "a plastic tape with graduated markings", "a thermometer with mercury in it", "a metal cooking spoon" ]
B
ARC-Easy
arc_04_01678
What best describes objects orbiting in the Kuiper Belt?
[ "metallic", "rocky", "hot", "icy" ]
D
math_qa
mathqa_03_05875
find the simple interest on rs . 235 for 3 months at 8 paisa per month ?
[ "s . 57.8", "s . 56.4", "s . 29.3", "s . 33" ]
B
math_qa
mathqa_03_03964
if each digit in the set a = { 1 , 2 , 3 , 4 , 5 , 6 , 7 } is used exactly once , in how many ways can the digits be arranged ?
[ "4830", "5040", "5250", "5460" ]
B
math_qa
mathqa_03_00895
a basketball is dropped from a height of 40 feet . if it bounces back up to a height that is exactly half of its previous height , and it stops bouncing after hitting the ground for the fourth time , then how many total feet will the ball have traveled after 3 full bounces .
[ "50", "55", "110", "75" ]
C
sciq
sciq_01_00989
A sticky, moist secretion that covers mucous membranes is called what?
[ "saliva", "mucus", "sweat", "pus" ]
B
openbookqa
obqa_02_01783
What dissolves in water when combined?
[ "crystal carbohydrates", "iron", "oil", "plastic" ]
A
math_qa
mathqa_03_00009
in a group of cows and hens , the number of legs are 12 more than twice the number of heads . the number of cows is :
[ "5", "6", "7", "10" ]
B
sciq
sciq_01_02224
What do you call the type of molecular signals that include insulin and that help regulate a number of biochemical processes?
[ "acids", "enzymes", "nerves", "hormones" ]
D
sciq
sciq_01_08640
Which layer of the earth is molten?
[ "the metallic core", "the outer core", "the mantle", "the inner core" ]
B
ARC-Easy
arc_04_01351
Stacey picks apples and puts them in a basket. When she puts her basket on a scale, the scale reads two kilograms (kg). What property is Stacey measuring?
[ "height", "weight", "temperature", "volume" ]
B
openbookqa
obqa_02_04809
Which is true about zebrafish?
[ "the zebrafish live in every habitat", "the zebrafish stays in the habitat for food", "the zebrafish leaves the habitat for food", "the zebrafish eats nothing but caviar" ]
B
openbookqa
obqa_02_04324
Which would likely be to blame for removal of habitats?
[ "a zoo", "a mall", "a wildlife charity", "a rabbit" ]
B
math_qa
mathqa_03_03988
convert 350 inches into centimeter ?
[ "812 cm", "820 cm", "850 cm", "889 cm" ]
D
sciq
sciq_01_00626
The prevalence of cervical cancer in the united states is very low because of regular screening exams called what?
[ "mammograms", "Stavros smears", "prostates exams", "pap smears" ]
D
openbookqa
obqa_02_01196
Flowers start die when
[ "They are pulled from the ground", "They are sung too", "They are given water", "They have lots of sunlight" ]
A
openbookqa
obqa_02_02370
If blue whales have trouble finding any mates
[ "they could become overpopulated", "their population could drop to the sum of negative two and two", "they could all become sharks", "they could mate with killer whales" ]
B
sciq
sciq_01_01441
In the lungs, bicarbonate is transported back into the red blood cells in exchange for what?
[ "phosphate", "oxygen", "chloride", "glucose" ]
C
ARC-Easy
arc_04_00874
A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?
[ "combustion", "convection", "radiation", "conduction" ]
D
math_qa
mathqa_03_00453
country x taxes each of its citizens an amount equal to 11 percent of the first $ 40,000 of income , plus 20 percent of all income in excess of $ 40,000 . if a citizen of country x is taxed a total of $ 8,000 , what is her income ?
[ "$ 40,000", "$ 56,000", "$ 64,000", "$ 58,000" ]
D
openbookqa
obqa_02_02113
The middle of the day usually involves the bright star nearest to the earth to be straight overhead why?
[ "moon rotation", "human planet rotation", "moons gravity", "global warming" ]
B
openbookqa
obqa_02_02990
In America, we know that January is a Winter month. But in other parts of the world, its another season. due to
[ "store", "coma", "differing hemisphere", "different world" ]
C
math_qa
mathqa_03_02803
5 women can do a work in two days . 10 men can complete the same work in five days . what is the ratio between the capacity of a man and a woman ?
[ "1 : 2", "1 : 5", "2 : 3", "3 : 2" ]
B
math_qa
mathqa_03_01993
what is the sum of all even numbers from 1 to 601 ?
[ "122821", "281228", "90300", "122850" ]
C
math_qa
mathqa_03_04991
30 men can do a work in 40 days . when should 14 men leave the work so that the entire work is completed in 40 days after they leave the work ?
[ "87 days", "16 days", "55 days", "44 days" ]
B
openbookqa
obqa_02_00263
Rubber can protect from
[ "cold", "burns", "electricity", "fire" ]
C
ARC-Easy
arc_04_02045
Scientists working for a company are testing a new medicine that they think will help heal damaged tissue. In which part of the company are the scientists working?
[ "distribution", "mass marketing", "public relations", "research" ]
D
sciq
sciq_01_10500
The diagnosis of a disease or condition before the baby is born is called?
[ "immature diagnosis", "specific diaganosis", "specialized diagnosis", "prenatal diagnosis" ]
D
sciq
sciq_01_08654
The sum of the superscripts in an electron configuration is equal to the number of electrons in that atom, which is in turn equal to what number?
[ "orbital number", "metallic number", "shell number", "atomic number" ]
D
sciq
sciq_01_08916
In celsius, what is the temperature at which water freezes?
[ "32 degrees", "zero degrees", "absolute zero", "100 degrees" ]
B
sciq
sciq_01_09277
While components of a mixture can be separated by physical means, the components of a pure substance can only be broken down through what means?
[ "radiation", "mechanical", "thermal", "chemical" ]
D
openbookqa
obqa_02_04475
_____ tide is a stage in the tide cycle process that surfers like the best
[ "low", "mud", "high", "earthy" ]
C
sciq
sciq_01_09033
What type of doctor specializes in the laboratory detection of disease?
[ "pathologist", "diagnostician", "internist", "infectious disease physician" ]
A
ARC-Easy
arc_04_00457
Early scientists most likely saw a discharge of electricity for the first time when observing a
[ "waterfall", "rainbow", "lightning storm", "volcano erupting" ]
C
openbookqa
obqa_02_03570
What's necessary for the production of honey?
[ "maple syrup or corn syrup", "a honey producing factory", "a can of pesticide", "liquid from plant flowers" ]
D