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4 values
math_qa
mathqa_03_02888
if n is a positive integer and n ^ 2 is divisible by 50 , then what is the largest positive integer that must divide n ?
[ "5", "8", "10", "20" ]
C
ARC-Easy
arc_04_00780
Which two objects produce their own light?
[ "candle and moon", "moon and mirror", "sun and candle", "mirror and sun" ]
C
math_qa
mathqa_03_01077
all the students of class are told to sit in circle shape . here the boy at the 10 th position is exactly opposite to 45 th boy . total number of boys in the class ?
[ "65", "68", "72", "70" ]
D
sciq
sciq_01_00256
What is the name of the zone where water is deeper than 200 meters called?
[ "transition zone", "euphotic zone", "aphotic zone", "eccentric zone" ]
C
sciq
sciq_01_05977
What type of behavioral rhythms are linked to the yearly cycle of seasons?
[ "monthly", "biannual", "annual", "circannual" ]
D
openbookqa
obqa_02_01077
how many hours will it take the planet to complete a spinning motion?
[ "22", "24", "twenty hours", "twenty one hours" ]
B
sciq
sciq_01_08726
Conducting wires have a small degree of what?
[ "electrical resistance", "magnetism", "heat", "insulation" ]
A
ARC-Easy
arc_04_01585
Who was a leading authority on continental drift in the early 1900s?
[ "Alfred Wegener", "Albert Einstein", "Charles Richter", "Charles Darwin" ]
A
math_qa
mathqa_03_02003
what is the area of square field whose side of length 8 m ?
[ "225", "64", "772", "882" ]
B
math_qa
mathqa_03_04180
on dividing 95 by a number , the quotient is 6 and the remainder is 5 . find the divisor .
[ "14", "15", "16", "17" ]
B
openbookqa
obqa_02_04663
An example of evaporation is a body of water drying by by absorbing what energy?
[ "hotness", "electrical", "cool", "chilly" ]
A
sciq
sciq_01_09311
What is created when the wave source moves faster than the wave propagation speed?
[ "bow wake", "loop wake", "piece wake", "superceding wake" ]
A
openbookqa
obqa_02_02983
Animals are unable reproduce if they are dead or cannot find a mate, so it is in their best interest to avoid animals that want to
[ "laugh", "sing to them", "murder them", "kiss them" ]
C
openbookqa
obqa_02_02950
A series of horrible earthquakes can effect deer populations by forcing
[ "relocation", "planting seeds", "breeding", "studying" ]
A
math_qa
mathqa_03_02263
when a random experiment is conducted , the probability that event a occurs is 1 / 5 . if the random experiment is conducted 4 independent times , what is the probability that event a occurs exactly twice ?
[ "16 / 625", "56 / 625", "96 / 625", "126 / 625" ]
C
sciq
sciq_01_07421
What system transports many substances to and from cells throughout the body?
[ "circulatory", "cardiovascular", "nutritional", "physiological" ]
B
sciq
sciq_01_10712
A catalyst decreases the amount of what resource that is required in order to begin a chemical reaction?
[ "motion energy", "activation energy", "positive energy", "kinetic energy" ]
B
sciq
sciq_01_03630
By applying salt to an icy road, the melting point of the ice is what?
[ "concentrated", "compounded", "decreased", "increased" ]
C
math_qa
mathqa_03_05222
if an integer n is to be chosen at random from the integers 1 to 96 , inclusive , what is the probability that n ( n + 1 ) ( n + 2 ) will be divisible by 12 ?
[ "1 / 48", "234 / 8", "1 / 24", "5 / 8" ]
B
sciq
sciq_01_06889
Cellular respiration uses oxygen to harvest what from organic molecules?
[ "chlorophyll", "water", "energy", "light" ]
C
sciq
sciq_01_07627
What is the term for an antibody that inappropriately marks self-components as foreign?
[ "compromised antibody", "rogue antibody", "autoantibody", "autoimmune antibody" ]
C
openbookqa
obqa_02_04482
Which is hotter?
[ "the snow on one's car", "a recently used iron", "a rainbow sherbet cone", "a cup of iced tea" ]
B
math_qa
mathqa_03_03558
a trailer carries 3 , 4 and 5 crates on a trip . each crate weighs no less than 150 kg . what is the maximum weight of the crates on a single trip ?
[ "1250", "625", "600", "750" ]
D
math_qa
mathqa_03_01428
a rectangular tiled patio is composed of 160 square tiles . the rectangular patio will be rearranged so that there will be 2 fewer columns of tiles and 4 more rows of tiles . after the change in layout , the patio will still have 160 tiles , and it will still be rectangular . how many rows are in the tile patio before ...
[ "5", "6", "10", "13" ]
C
sciq
sciq_01_05138
Bicarbonate is the second most abundant anion in the blood. its principal function is to maintain your body’s acid-base balance by being part of these?
[ "stream systems", "buffer systems", "curb systems", "compound systems" ]
B
sciq
sciq_01_05884
Animals that have been modified to express recombinant dna are called what?
[ "reproducing animals", "aquatic animals", "transgenic animals", "mammalian animals" ]
C
math_qa
mathqa_03_04707
find the cost of fencing around a circular field of diameter 42 m at the rate of rs . 3 a meter ?
[ "138", "390", "393", "279" ]
C
sciq
sciq_01_00980
Unlike plants, animal species rely almost exclusively on what type of reproduction?
[ "sexual reproduction", "multiplication", "regeneration", "pollination" ]
A
openbookqa
obqa_02_00356
What did some ancient societies use to reflect light?
[ "wood", "plants", "clothing", "rocks" ]
D
sciq
sciq_01_03919
What are waves that pass a fixed point in a given amount of time called?
[ "combination frequency", "radio frequency", "tendency frequency", "wave frequency" ]
D
math_qa
mathqa_03_04253
huey ' s hip pizza sells two sizes of square pizzas : a small pizza that measures 8 inches on a side and costs $ 10 , and a large pizza that measures 12 inches on a side and costs $ 20 . if two friends go to huey ' s with $ 30 apiece , how many more square inches of pizza can they buy if they pool their money than if t...
[ "5 square inches", "10 square inches", "16 square inches", "25 square inches" ]
C
ARC-Challenge
arc_04_03010
Which of the following factors would most likely cause a hurricane to decrease in strength?
[ "staying over a warm body of water for a long time.", "increasing the number of large clouds.", "moving over a continent.", "moving toward tropical waters." ]
C
sciq
sciq_01_07997
What does hair get its color from?
[ "elasticity pigments", "fluorescent pigments", "stimulating pigments", "melanin pigments" ]
D
sciq
sciq_01_03541
What chemical substances are secreted by animals that communicate by odor or taste?
[ "hormones", "pheromones", "alaki", "acids" ]
B
math_qa
mathqa_03_01063
how much greater is the combined area in square inches of the front and back of a rectangular sheet of paper measuring 11 inches by 13 inches than that of a rectangular sheet of paper measuring 6.5 inches by 11 inches ?
[ "50 %'", "87 %'", "100 %'", "187 %'" ]
C
math_qa
mathqa_03_04974
if the sum of two positive integers is 12 and the difference of their squares is 48 , what is the product of the two integers ?
[ "32", "119", "128", "135" ]
A
openbookqa
obqa_02_04446
If I wanted to build endurance I could
[ "cycling to Publix", "eat more food", "sleep all day", "only eat pizza" ]
A
sciq
sciq_01_11010
When the ventricles begin to contract, pressure within the ventricles rises and blood flows toward the area of lowest pressure, which is initially in the atria. this backflow causes the cusps of the tricuspid and mitral (bicuspid) valves to close. these valves are tied down to the papillary muscles by these?
[ "chollphyide tendineae", "photoreactive tendineae", "chordae tendineae", "choanocyte tendineae" ]
C
sciq
sciq_01_05385
Most members of the animal kingdom have differentiated tissues of four main classes—nervous, muscular, connective, and this?
[ "crystalline", "epithelial", "digestive", "neural" ]
B
openbookqa
obqa_02_01013
To prevent electric shock
[ "masonry will come in handy", "use all copper wire", "aluminum should be useful", "use all silver fillings" ]
A
sciq
sciq_01_04397
Which theory helps predict future events in weather?
[ "future weather theory", "climate change theory", "expected change theory", "carbon change theory" ]
B
math_qa
mathqa_03_01733
x , y , and z are all unique numbers . if x is chosen randomly from the set { 8 , 9 , 10 , 11 } and y and z are chosen randomly from the set { 20 , 21 , 22 , 23 } , what is the probability that x and y are prime and z is not ?
[ "1 / 16", "3 / 11", "13 / 20", "3 / 10" ]
A
math_qa
mathqa_03_02464
on a ranch , a rancher can place a loop of rope , called a lasso , once in every 2 throws around a cow ’ s neck . what is the probability that the rancher will be able to place a lasso around a cow ’ s neck at least once in 3 attempts ?
[ "3 / 4", "5 / 8", "7 / 8", "9 / 16" ]
C
openbookqa
obqa_02_02079
A cloud could form in a home if the conditions were right and steam could
[ "gather", "file", "burn", "stem" ]
A
sciq
sciq_01_10415
What enables gamma rays to pass through hard matters like bones, teeth, and just about anything?
[ "Being Heavier", "their extremely high energy", "Density", "Weight" ]
B
sciq
sciq_01_05508
What do we call the only light that people can see?
[ "natural light", "spectral light", "visible light", "wave light" ]
C
sciq
sciq_01_02959
Many microorganisms are single celled and use what for perception and movement?
[ "organelles", "mitochondria", "chloroplasts", "nucleus" ]
A
math_qa
mathqa_03_04519
if $ 10 be allowed as true discount on a bill of $ 110 due at the end of a certain time , then the discount allowed on the same sum due at the end of double the time is :
[ "$ 18.33", "$ 22.33", "$ 28.33", "$ 26.23" ]
A
sciq
sciq_01_09105
Why are eutherian mammals sometimes called placental mammals?
[ "minor placental connection", "complex placental connection", "identical placental connection", "reacts placental connection" ]
B
openbookqa
obqa_02_01245
California experiences heavy earthquake activity due to
[ "errostion", "techtonics", "volcanic activity", "fire" ]
B
math_qa
mathqa_03_05568
if 0.75 : x : : 5 : 7 , then x is equal to :
[ "1.05", "1.16", "1.2", "1.3" ]
A
openbookqa
obqa_02_03063
A live copper wire is touched to anther copper wire end to end
[ "it doubles in length", "it melts into a puddle", "a current can reach further", "it breaks in half" ]
C
openbookqa
obqa_02_02242
The stars at night, though bright and glowing merrily, are
[ "distant", "close", "touchable", "near" ]
A
openbookqa
obqa_02_04913
Which sustains life yet stopped growing?
[ "air", "a bush", "a rock", "a felled tree" ]
D
sciq
sciq_01_03644
Why do sodium and chloride ions attract each other?
[ "opposites attract", "like attracts like", "magnetism", "sulfides attract" ]
A
math_qa
mathqa_03_00655
teacher took exam for english , average for the entire class was 80 marks . if we say that 10 % of the students scored 95 marks and 20 % scored 90 marks then calcualte average marks of the remaining students of the class .
[ "60", "70", "65", "75" ]
D
openbookqa
obqa_02_01031
On a cloudy day
[ "the clouds are thin", "the sky is dark", "the wind is strong", "the sun is obscured" ]
D
math_qa
mathqa_03_00201
how many 6 digit number contain number 4 ?
[ "317608", "327608", "337608", "427608" ]
D
sciq
sciq_01_01098
What affects how high a cake rises when it bakes?
[ "air currents", "air movement", "air pressure", "current pressure" ]
C
sciq
sciq_01_00894
What is the leading cause of death in the united states?
[ "suicide", "lung cancer", "heart disease", "automobile accidents" ]
C
sciq
sciq_01_04108
Clubmosses are not true mosses, though, because they have what?
[ "cambrium", "vascular tissue", "smooth tissue", "hydrothermal tissue" ]
B
sciq
sciq_01_04982
What are steroid hormones made of?
[ "water", "lipids", "amino acid", "organisms" ]
B
sciq
sciq_01_11457
What two tubes extend from the upper corners of the uterus?
[ "ovary", "fallopian", "ovarian", "Cervical" ]
B
sciq
sciq_01_10686
In what type of population do allele and genotype frequencies not change over time?
[ "shape population", "saturation population", "inequilibrium population", "equilibrium population" ]
D
ARC-Challenge
arc_04_02605
A student is given three identically sized blocks. Each block is made of a different material. What characteristic of the blocks should be examined to find out which block is made of metal?
[ "color", "weight", "texture", "conductivity" ]
D
math_qa
mathqa_03_00612
80 % of 5 / 8 =
[ "0.2", "0.5", "0.6", "0.75" ]
B
openbookqa
obqa_02_04197
A creature that is incapable of giving birth to offspring that are living as they exit is the
[ "bear", "human", "beaver", "salamander" ]
D
sciq
sciq_01_03771
What two cycles make up the female reproductive cycle?
[ "ovarian and menstrual", "digestive and menstrual", "ovarian and cesarean", "cervical and menstrual" ]
A
openbookqa
obqa_02_02585
Which of these describes a living thing?
[ "one thing doing nothing", "large body of inanimate material", "many small things working together", "large lake of moving water" ]
C
sciq
sciq_01_11312
The ambrosia beetle bores holes in?
[ "dirt", "tree bark", "flowers", "leaves" ]
B
sciq
sciq_01_06486
What class of acids do carboxylic acids fall under?
[ "carbolic acids", "inorganic acids", "hydrochloric acids", "organic acids" ]
D
sciq
sciq_01_06998
What is the process of removing wastes and excess water from the body?
[ "excretion", "diffusion", "ingestion", "depletion" ]
A
sciq
sciq_01_09597
What occurs when muscle fibers get shorter?
[ "muscle tension", "muscle diffusion", "muscle extension", "muscle contraction" ]
D
sciq
sciq_01_11641
What part of the brain is divided from front to back into the left and right hemispheres?
[ "medula oblongata", "thalmus", "cerebrum", "cerebellum" ]
C
sciq
sciq_01_07044
In artificial passive immunization, which items from an immune animal are injected into a nonimmune animal?
[ "parasites", "antibodies", "platelets", "allergies" ]
B
openbookqa
obqa_02_02460
Which of the following would require more effort to move?
[ "Venus", "the Sun", "a dog", "100lb weight" ]
B
sciq
sciq_01_06800
In what part of the body do escherichia coli bacteria live?
[ "your kidneys", "your urethra", "your intestines", "your brain" ]
C
ARC-Challenge
arc_04_02651
Scientists use models that show the features of an atom. A scientist should use a model that
[ "was the first to be developed", "was most recently developed", "shows the arrangement most clearly", "shows the details needed for a specific purpose" ]
D
sciq
sciq_01_03789
Scientists think that stars and galaxies make up only a small part of the matter in the universe. what is the rest of the matter called?
[ "typical matter", "dark matter", "light matter", "cold matter" ]
B
sciq
sciq_01_05738
Most animals are in which clade?
[ "synapsids", "metazoa", "bilateria", "eutheria" ]
C
sciq
sciq_01_11417
What is the enlarged tip of the penis called?
[ "outer penis", "glans penis", "angles penis", "testicular point" ]
B
openbookqa
obqa_02_03077
if a child gets certain traits from the parent, what delivers these to them?
[ "the epidermis of the skin", "the platelets of the blood", "the plasma in the blood", "the body's nucleic acid" ]
D
sciq
sciq_01_10222
What substance are physical objects are made of?
[ "gravity", "energy", "matter", "friction" ]
C
sciq
sciq_01_07682
What two forms can fluids take?
[ "water or gas", "vapor or gas", "mixture or gas", "liquid or gas" ]
D
sciq
sciq_01_04953
Organs that produce eggs and secrete estrogen are part of what system?
[ "female reproductive system", "male reproductive system", "digestive system", "circulatory system" ]
A
sciq
sciq_01_06623
What characteristic of birds is related to the food they eat?
[ "tail", "beak", "feet", "feathers" ]
B
sciq
sciq_01_03882
What is a measure of how hot or cold the air is?
[ "variation", "relativity", "precipitation", "temperature" ]
D
math_qa
mathqa_03_02839
how many cubes of edge 2 dm can be cut out of a meter cube ?
[ "296'", "289'", "270'", "125'" ]
D
sciq
sciq_01_03474
Gap genes are defined by the effect of what in that gene?
[ "radiation", "mutation", "infection", "modification" ]
B
sciq
sciq_01_06168
What evolutionary process may affect the distribution of a polygenic trait?
[ "natural selection", "flow selection", "characteristic selection", "artificial selection" ]
A
sciq
sciq_01_11257
Helicopter pilots can recover from piloting errors by decreasing altitude, turning some of their potential energy into what kind of energy?
[ "electrical", "active", "kinetic", "free" ]
C
sciq
sciq_01_03795
Like the strings of cello, anything that vibrates produces waves of what?
[ "heating", "light", "energy", "sound" ]
C
sciq
sciq_01_00034
All living things need air and this to survive?
[ "stimuli", "ecosystem", "water", "habitat" ]
C
ARC-Challenge
arc_04_02370
A snack consists of peanuts, sunflower seeds, raisins, almonds, and chocolate pieces. Which statement describes why this is a mixture?
[ "It is made up of more than one substance.", "It is impossible to separate the substances.", "The components retain their original properties.", "The components chemically combine with each other." ]
C
openbookqa
obqa_02_00783
if a person wanted some mineral graphite, where might they likely find some?
[ "in the potato bread for breakfast", "in a pencil for drawing class", "in the vanilla ice cream", "in the flower of a plant" ]
B
ARC-Easy
arc_04_00213
The pull of gravity on Earth is caused by
[ "air pressure.", "the mass of Earth.", "volcanoes erupting.", "Earth's orbit around the Sun." ]
B
sciq
sciq_01_06972
Some animals prepare for the long winter by going into what?
[ "fermentation", "pollination", "suspended animation", "hibernation" ]
D
ARC-Easy
arc_04_01155
What do producers need to make food?
[ "sunlight, oxygen, and carbon dioxide", "sunlight, water, and carbon dioxide", "water, oxygen, and carbon dioxide", "water, oxygen, and sunlight" ]
B
sciq
sciq_01_11345
The vas deferens and ejaculatory ducts transport sperm from the epididymes to the urethra in what system?
[ "male reproductive system", "digestive system", "cardiovascular system", "famous reproductive system" ]
A
openbookqa
obqa_02_00669
The creation of gypsum from anhydrite is an example of what?
[ "chemical change", "volcanic activity", "biological change", "mechanical change" ]
A