youssefbelghmi/MNLP_M2_mcqa_dataset · Datasets at Hugging Face

dataset stringclasses 7 values	id stringlengths 12 15	question stringlengths 1 911	choices listlengths 4 4	answer stringclasses 4 values
sciq	sciq_01_05996	The leaf chameleon (brookesia micra) was discovered in northern madagascar in 2012. at just over one inch long, it is what?	[ "smallest known chameleon", "first known chameleon", "hottest known chameleon", "largest chameleon" ]	A
ARC-Challenge	arc_04_02575	Newly discovered organisms are now classified based on DNA evidence. Which of the following is most helpful to a researcher classifying a newly discovered organism?	[ "fossil record", "gene splicing", "selective breeding", "gel electrophoresis" ]	D
sciq	sciq_01_00533	The theory that establishes the concepts of atoms and how they compose matter is called what?	[ "contemporary atomic theory", "modern atomic theory", "unified matter theory", "modern particle theory" ]	B
ARC-Easy	arc_04_01915	Fourth graders are planning a roller-skate race. Which surface would be the best for this race?	[ "gravel", "sand", "blacktop", "grass" ]	C
openbookqa	obqa_02_04916	sound can be heard when it reaches what?	[ "hearing organ", "brain", "eyes", "neck" ]	A
sciq	sciq_01_08429	Behind the pupil, a single lens focuses light on a layer of what?	[ "photons", "chloroplasts", "photoreceptors", "electrons" ]	C
sciq	sciq_01_05747	In humans, how many chromosomes does each somatic cell have?	[ "48", "36", "51", "46" ]	D
openbookqa	obqa_02_00006	an inherited characteristic found on all mammals is	[ "nails", "teeth", "shoes", "fur" ]	D
math_qa	mathqa_03_02095	the cross - section of a tunnel is a trapezium in shape . if the tunnel is 15 m wide at the top and 5 m wide at the bottom and the area of cross - section is 400 sq m , the depth of tunnel is ?	[ "200 m", "600 m", "400 m", "800 m" ]	C
sciq	sciq_01_07159	What do you call any force that makes something move in a circle?	[ "momentum", "cyclical", "centripetal force", "tangential force" ]	C
ARC-Easy	arc_04_01353	Which term describes Earth's orbit around the Sun?	[ "day", "revolution", "month", "rotation" ]	B
openbookqa	obqa_02_04927	People use hand dryers after washing their hands in order to	[ "fly", "Remove the fire", "clear away moisture", "go to space." ]	C
sciq	sciq_01_06996	In which continent are meerkats most likely to be found?	[ "africa", "South America", "North America", "Australia" ]	A
math_qa	mathqa_03_03836	a side of beef lost 35 percent of its weight in processing . if the side of beef weighed 550 pounds after processing , how many pounds did it weigh before processing ?	[ "191", "355", "737", "846" ]	D
sciq	sciq_01_06303	In an endothermic reaction, what is absorbed by the reaction?	[ "atoms", "energy", "fuel", "food" ]	B
math_qa	mathqa_03_04640	15 litres of mixture contains 20 % alcohol and the rest water . if 3 litres of water be mixed with it , the percentage of alcohol in the new mixture would be ?	[ "16.67 %", "23 %", "18.3 %", "19.75 %" ]	A
ARC-Easy	arc_04_02090	Which structure surrounds and protects an animal cell?	[ "Nucleus", "Vacuole", "Cytoplasm", "Cell membrane" ]	D
math_qa	mathqa_03_00936	one computer can upload 120 megabytes worth of data in 6 seconds . two computers , including this one , working together , can upload 1300 megabytes worth of data in 42 seconds . how long would it take for the second computer , working on its own , to upload 120 megabytes of data ?	[ "6", "7", "9.13", "11" ]	C
math_qa	mathqa_03_05585	what would be the length of the diagonal of a square plot whose area is equal to the area of a rectangular plot of 45 m length and 40 m width ?	[ "42.5 m'", "60 m'", "4800 m'", "data inadequate'" ]	B
openbookqa	obqa_02_04424	friction acts to counter the motion of two objects when their surfaces are what?	[ "converging", "separated", "in vision", "apart" ]	A
sciq	sciq_01_05164	What are the most numerous and diverse biochemical compounds?	[ "proteins", "Carbohydrates", "acids", "lipids" ]	A
sciq	sciq_01_01904	Genes are used to make mrna by the process of transcription; mrna is used to synthesize proteins by the process of what?	[ "translation", "moderation", "production", "modification" ]	A
sciq	sciq_01_08995	What can be switched off by a protein called the trp repressor?	[ "the chaperone protein", "the operon", "the genetic precursor", "the cytokine" ]	B
openbookqa	obqa_02_03010	Nerves all have	[ "microscopic parts", "short arms", "viable organs", "liver transplants" ]	A
sciq	sciq_01_09967	The joints of the carpal bones in the wrist are examples of what type of joints?	[ "isojoints", "filter joints", "digit joints", "planar joints" ]	D
ARC-Easy	arc_04_01827	Miranda's neighbors have an apple tree in their yard. What is the source of energy for the apple tree?	[ "rain", "soil", "sunlight", "wind" ]	C
sciq	sciq_01_09363	When the maximum amount of solute has been dissolved in a given amount of solvent, we say that the solution is what?	[ "saturated", "used", "blended", "empty" ]	A
sciq	sciq_01_07349	Cranial nerves convey specific sensory information from the head and neck directly to what organ?	[ "heart", "nose", "eye", "brain" ]	D
openbookqa	obqa_02_00925	Which changes an object's shape and mass?	[ "smashing it", "tossing it", "rolling it", "touching it" ]	A
openbookqa	obqa_02_02046	Depressions in building materials that fill with frozen water will	[ "decompose", "collapse", "contract", "expand" ]	D
openbookqa	obqa_02_04215	Heat causes you to sweat, so at which time of day will you sweat most?	[ "high noon", "night time", "early morning", "during a snowstorm" ]	A
ARC-Easy	arc_04_01467	The thin, semi-permeable membrane that encloses a cell allows nutrients to enter and wastes to be	[ "digested.", "recycled.", "protected.", "excreted." ]	D
sciq	sciq_01_00963	Why do players with more mass often have a larger impact in football?	[ "Velocity is larger", "momentum is larger", "kinetic energy is lower", "potential energy is lower" ]	B
math_qa	mathqa_03_05820	if a 2 cm cube is cut into 1 cm cubes , then what is the percentage increase in the surface area of the resulting cubes ?	[ "50 %", "100 %", "150 %", "200 %" ]	B
openbookqa	obqa_02_03947	human planet revolves around the sun in	[ "a day", "a week", "365 earthen rotations", "a eon" ]	C
openbookqa	obqa_02_01957	An inexhaustible resource could be	[ "sand clay", "fossil fuels", "cars", "metals" ]	A
ARC-Challenge	arc_04_02559	Which characteristic do single-celled organisms and multicellular organisms have in common?	[ "Both have cells with specialized functions for each life process.", "Both perform all life processes within one cell.", "Both have a way to get rid of waste materials.", "Both are able to make food from sunlight." ]	C
openbookqa	obqa_02_04275	A place where penguins exist with pods of black and white mammals is	[ "full of sand", "painted with cream", "uninhabitable by iguanas", "warm and windy" ]	C
openbookqa	obqa_02_03970	How long is it between a moon phase?	[ "a minute", "168 hours", "an hour", "a day" ]	B
sciq	sciq_01_10766	The anatomical arrangement of capillaries and alveoli emphasizes the structural and functional relationship of what systems?	[ "respiratory and circulatory", "nervous and lymphatic", "endocrine and renal", "digestive and respiratory" ]	A
ARC-Easy	arc_04_01502	A student performs an experiment and the results are shown below: Before- Iron filings are brown, small, and magnetic: Copper sulfate crystals are blue, brittle, and not magnetic. After- The copper formed was reddish, solid, and not magnetic: Iron sulfide solution was colorless and not magnetic. Which statement support...	[ "Changes in color occurred.", "A new substance was formed.", "A physical change in the iron occurred.", "The original substances were present after." ]	B
math_qa	mathqa_03_02537	a , b and c , each working alone can complete a job in 6 , 8 and 12 days respectively . if all three of them work together to complete a job and earn $ 2340 , what will be c ' s share of the earnings ?	[ "$ 1100", "$ 520", "$ 1080", "$ 1170" ]	B
sciq	sciq_01_09625	What is the name for the amount of water vapor in the air?	[ "heat", "humidity", "ambient", "viscosity" ]	B
openbookqa	obqa_02_04721	Which would mandate replacing natural resources?	[ "camping", "a national park", "overlogging", "a garden" ]	C
math_qa	mathqa_03_03243	for all positive integers m and v , the expression m θ v represents the remainder when m is divided by v . what is the value of ( ( 96 θ 33 ) θ 17 ) - ( 94 θ ( 33 θ 17 ) ) ?	[ "8", "9", "10", "11" ]	D
math_qa	mathqa_03_05863	the bankers discount of a certain sum of money is rs . 576 and the true discount on the same sum for the same time is rs . 480 . the sum due is :	[ "2880", "2870", "2860", "2850" ]	A
ARC-Easy	arc_04_01251	Amanda is learning about different adaptations of animals. Which is an example of a behavioral adaptation?	[ "webbed feet on a duck", "migration of songbirds", "sharp eyesight of an eagle", "camouflaged colors on a frog" ]	B
sciq	sciq_01_06428	Lattice energy cannot be measured directly. what is its calculation based on?	[ "microscopic inspection", "chemical reactions", "change in temperature", "measured energy changes" ]	D
openbookqa	obqa_02_01171	What is more likely to have caused pollution in the air?	[ "it developed on its own", "a hurricane", "an action by a business", "a flock of birds" ]	C
ARC-Easy	arc_04_01919	A student tosses a ball into the air. Which force causes the ball to fall back to the ground?	[ "gravity", "magnetism", "mechanical", "friction" ]	A
sciq	sciq_01_11292	What 2 things keep polar bears warm in their arctic ecosystem?	[ "hibernation, thick fur", "camouflage, blubber", "thick fur, blubber", "colourful fur , blubber" ]	C
math_qa	mathqa_03_04654	1907 x 1907 = ?	[ "a", "b", "c", "d" ]	D
openbookqa	obqa_02_03512	Tearing an object changes that object's what?	[ "heat", "liquid", "entire appearance", "shape keys" ]	C
math_qa	mathqa_03_04219	a , b , and c are integers and a < b < c . s is the set of all integers from a to b , inclusive . q is the set of all integers from b to c , inclusive . the median of set s is ( 3 / 4 ) * b . the median of set q is ( 5 / 8 ) * c . if r is the set of all integers from a to c , inclusive , what fraction of c is the media...	[ "3 / 8", "1 / 2", "9 / 16", "5 / 7" ]	C
ARC-Easy	arc_04_01601	There are MORE hours of sunlight in the Northern Hemisphere during which season?	[ "spring", "summer", "fall", "winter" ]	B
sciq	sciq_01_03562	What is the name for the disease in which cells divide out of control?	[ "angina", "mutation", "diabetes", "cancer" ]	D
math_qa	mathqa_03_04105	if k ^ 3 is divisible by 1620 , what is the least possible value of integer k ?	[ "12", "30", "60", "90" ]	D
sciq	sciq_01_09855	What consists mainly of parenchymal cells with chloroplasts?	[ "chlorophyll", "periosteum", "mitochondria", "mesophyll" ]	D
sciq	sciq_01_10779	Introduction genetics is the study of what?	[ "obesity", "biology", "variability", "heredity" ]	D
sciq	sciq_01_00619	According to dalton's law, unless they chemically react with each other, individual gases in a mixture of gases do not affect each other’s what?	[ "mass", "weight", "pressure", "density" ]	C
math_qa	mathqa_03_01790	john distributes his pencil among his 4 friends rose , mary , ranjan , and rohit in the ratio 1 / 5 : 1 / 3 : 1 / 4 : 1 / 5 . what is the minimum no . of pencils that the person should have ?	[ "59", "65", "70", "77" ]	A
math_qa	mathqa_03_04172	at a certain zoo , the ratio of sea lions to penguins is 4 to 11 . if there are 84 more penguins than sea lions at the zoo , how many sea lions are there ?	[ "24", "36", "48", "72" ]	C
ARC-Easy	arc_04_02101	Which organisms use the energy from the remains of dead animals and recycle the nutrients back into the environment?	[ "producers", "herbivores", "omnivores", "decomposers" ]	D
sciq	sciq_01_08558	When do weather balloons return to earth?	[ "when it bursts", "when the timer runs out", "when the air heats up", "when the air cools" ]	A
math_qa	mathqa_03_00258	the average ( arithmetic mean ) of 20 , 40 , and 60 is 9 more than the average of 10 , 70 , and what number ?	[ "15", "25", "35", "13" ]	D
sciq	sciq_01_03361	Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what?	[ "acids", "proteins", "minerals", "cells" ]	B
ARC-Challenge	arc_04_02431	Which of these stars is most similar to the Sun?	[ "the red giant star Arcturus", "the white dwarf star Sirius B", "the main sequence star Alpha Mensae", "the blue supergiant star Rigel" ]	C
ARC-Easy	arc_04_00487	Which scientist is credited with using a telescope in the seventeenth century to discover the moons of Jupiter?	[ "Galileo", "Kepler", "Einstein", "Newton" ]	A
sciq	sciq_01_05665	What do the hair cells in the cochlea release when they bend?	[ "lipids", "neurotransmitters", "hormones", "receptors" ]	B
ARC-Easy	arc_04_00557	When too much salt is detected in the bloodstream, the brain secretes a hormone that helps the body retain water by reducing the amount of urine produced. This is an example of	[ "a feedback loop.", "an acquired trait.", "a balanced ecosystem.", "a symbiotic relationship." ]	A
openbookqa	obqa_02_04691	An active oven will make the mercury in a thermometer go	[ "lower", "slower", "upwards", "brighter" ]	C
math_qa	mathqa_03_05094	two varieties of steel , a and b , have a ratio of iron to chromium as 5 : 1 and 7 : 2 , respectively . steel c is produced by mixing alloys a and b at a ratio of 3 : 2 . what is the ratio of iron to chromium in c ?	[ "17 : 73", "78 : 14", "45 : 30", "73 : 17" ]	D
sciq	sciq_01_00105	What preventive measure can protect even young children against diseases such as viral meningitis?	[ "malnutrition", "nutrition", "surgical intervention", "vaccination" ]	D
openbookqa	obqa_02_02601	Which of the following is a true statement?	[ "a lizard has warm blood", "a python has warm blood", "a robin has warm blood", "a rock has warm blood" ]	C
openbookqa	obqa_02_04728	Which is an example of solid matter	[ "an egg in a carton", "molten copper in a vat", "water in a glass", "mercury in a thermometer" ]	A
ARC-Easy	arc_04_01722	Which of the following keeps the planets in our solar system in orbit around the Sun?	[ "atmospheric pressure", "gravitational force", "electromagnetic energy", "thermal energy" ]	B
openbookqa	obqa_02_04948	Food is a source of energy for what?	[ "anteaters", "sand", "water", "plastic" ]	A
openbookqa	obqa_02_04244	The arctic environment mostly reflects all colors from the closest star because	[ "it's covered in prisms", "it's covered in white precipitation", "it's always raining there", "the ground is completely covered with white animals" ]	B
math_qa	mathqa_03_04433	a train 220 m long is running with a speed of 60 km / hr . in what time will it pass a man who is running at 4 km / hr in the direction opposite to that in which the train is going ?	[ "5", "12", "7", "9" ]	B
sciq	sciq_01_08986	Which electromagnetic radiation is used to kill cancer cells?	[ "X-rays", "ultraviolet rays", "plasma rays", "gamma rays" ]	D
ARC-Challenge	arc_04_02663	Which of these is only found outside the solar system?	[ "planets", "moons", "nebulae", "comets" ]	C
math_qa	mathqa_03_02017	a train speeds past a pole in 15 seconds and a platform 100 meter long in 25 seconds . what is length of the train ?	[ "140 meter", "145 meter", "150 meter", "155 meter" ]	C
sciq	sciq_01_10102	What are the tiny sacs in the lungs where gas exchange takes place?	[ "alveoli", "cilia", "ganglion", "bronchi" ]	A
ARC-Easy	arc_04_00435	A rubber band will make a sound when it is	[ "vibrated.", "stretched.", "cut into pieces.", "shot across a room." ]	A
ARC-Challenge	arc_04_03152	The best example of balanced forces is a	[ "car increasing speed.", "bus parked in a garage.", "ball kicked along a flat surface.", "roller coaster slowing down on an incline." ]	B
ARC-Challenge	arc_04_02810	Which energy resource is non-renewable?	[ "oil", "solar", "water", "wind" ]	A
sciq	sciq_01_06997	What is the name of the thin layer that acts as a boundary between the stratosphere and the mesosphere?	[ "stratopause", "spicule", "spirogyra", "ozone layer" ]	A
sciq	sciq_01_04696	Most motions in nature follow ________ rather than straight lines?	[ "horizontal paths", "vertical paths", "sharp paths", "curved paths" ]	D
sciq	sciq_01_04400	What is the term for a mutually beneficial relationship in which one organism lives inside the other?	[ "parthenogenesis", "endosymbiosis", "parasite", "symbiosis" ]	B
math_qa	mathqa_03_03231	i . x + 2 y + 3 z = 2 ii . x + y - z = 0 iii . 2 x + 2 y - z = 1 what is the value of y in the system above ?	[ "- 2", "- 1", "0", "1" ]	A
math_qa	mathqa_03_01401	if a ( a + 6 ) = 7 and b ( b + 6 ) = 7 , where a ≠ b , then a + b =	[ "− 48", "− 6", "2", "46" ]	B
sciq	sciq_01_01298	When the number of electrons and the number of protons are equal, the object is what?	[ "static", "neutral", "Negative", "Positive" ]	B
sciq	sciq_01_05857	In how many ways ca a living organism obtain chemical energy	[ "two", "three", "seven", "four" ]	A
ARC-Easy	arc_04_01653	The elements sulfur (S) and oxygen (O2) combine to form a substance called sulfur dioxide (SO2). Sulfur dioxide is also formed when coal and oil are burned. Sulfur dioxide can best be described as	[ "a metal", "an atom", "a compound", "a nonreactive gas" ]	C
sciq	sciq_01_06779	Prior to ovulation, ovarian steroid hormones stimulate the uterus to prepare for support of what?	[ "fetus", "embryo", "fertilization", "childbirth" ]	B
sciq	sciq_01_01467	The force on a charged particle in a magnetic field is always perpendicular to both its velocity vector and the?	[ "gravity vector", "track vector", "field vector", "position vector" ]	C
sciq	sciq_01_04429	What is the place called where the axon of one neuron meets the dendrite of another?	[ "apoptosis", "synapse", "uptake", "neurotransmitter" ]	B
sciq	sciq_01_01175	Worms use a hydrostatic type of what anatomical structure to move through their environment?	[ "skeleton", "tail", "gastrointestinal system", "head" ]	A
ARC-Easy	arc_04_02118	Which physical characteristic do some organisms have that helps them survive in the Arctic?	[ "growing tall to hide in trees", "changing fur color to hide from predators", "developing large paws to protect themselves from the wind", "producing shallow root systems to protect themselves from the cold air" ]	B
sciq	sciq_01_09012	What colorful phenomenon occurs in the northern sky when particles from the sun energize ions in the thermosphere?	[ "Coriolis effect", "meteor shower", "northern lights", "aurora nervosa" ]	C

sciq

sciq_01_05996

The leaf chameleon (brookesia micra) was discovered in northern madagascar in 2012. at just over one inch long, it is what?

[ "smallest known chameleon", "first known chameleon", "hottest known chameleon", "largest chameleon" ]

A

ARC-Challenge

arc_04_02575

Newly discovered organisms are now classified based on DNA evidence. Which of the following is most helpful to a researcher classifying a newly discovered organism?

[ "fossil record", "gene splicing", "selective breeding", "gel electrophoresis" ]

D

sciq

sciq_01_00533

The theory that establishes the concepts of atoms and how they compose matter is called what?

[ "contemporary atomic theory", "modern atomic theory", "unified matter theory", "modern particle theory" ]

B

ARC-Easy

arc_04_01915

Fourth graders are planning a roller-skate race. Which surface would be the best for this race?

[ "gravel", "sand", "blacktop", "grass" ]

C

openbookqa

obqa_02_04916

sound can be heard when it reaches what?

[ "hearing organ", "brain", "eyes", "neck" ]

A

sciq

sciq_01_08429

Behind the pupil, a single lens focuses light on a layer of what?

[ "photons", "chloroplasts", "photoreceptors", "electrons" ]

C

sciq

sciq_01_05747

In humans, how many chromosomes does each somatic cell have?

[ "48", "36", "51", "46" ]

D

openbookqa

obqa_02_00006

an inherited characteristic found on all mammals is

[ "nails", "teeth", "shoes", "fur" ]

D

math_qa

mathqa_03_02095

the cross - section of a tunnel is a trapezium in shape . if the tunnel is 15 m wide at the top and 5 m wide at the bottom and the area of cross - section is 400 sq m , the depth of tunnel is ?

[ "200 m", "600 m", "400 m", "800 m" ]

C

sciq

sciq_01_07159

What do you call any force that makes something move in a circle?

[ "momentum", "cyclical", "centripetal force", "tangential force" ]

C

ARC-Easy

arc_04_01353

Which term describes Earth's orbit around the Sun?

[ "day", "revolution", "month", "rotation" ]

B

openbookqa

obqa_02_04927

People use hand dryers after washing their hands in order to

[ "fly", "Remove the fire", "clear away moisture", "go to space." ]

C

sciq

sciq_01_06996

In which continent are meerkats most likely to be found?

[ "africa", "South America", "North America", "Australia" ]

A

math_qa

mathqa_03_03836

a side of beef lost 35 percent of its weight in processing . if the side of beef weighed 550 pounds after processing , how many pounds did it weigh before processing ?

[ "191", "355", "737", "846" ]

D

sciq

sciq_01_06303

In an endothermic reaction, what is absorbed by the reaction?

[ "atoms", "energy", "fuel", "food" ]

B

math_qa

mathqa_03_04640

15 litres of mixture contains 20 % alcohol and the rest water . if 3 litres of water be mixed with it , the percentage of alcohol in the new mixture would be ?

[ "16.67 %", "23 %", "18.3 %", "19.75 %" ]

A

ARC-Easy

arc_04_02090

Which structure surrounds and protects an animal cell?

[ "Nucleus", "Vacuole", "Cytoplasm", "Cell membrane" ]

D

math_qa

mathqa_03_00936

one computer can upload 120 megabytes worth of data in 6 seconds . two computers , including this one , working together , can upload 1300 megabytes worth of data in 42 seconds . how long would it take for the second computer , working on its own , to upload 120 megabytes of data ?

[ "6", "7", "9.13", "11" ]

C

math_qa

mathqa_03_05585

what would be the length of the diagonal of a square plot whose area is equal to the area of a rectangular plot of 45 m length and 40 m width ?

[ "42.5 m'", "60 m'", "4800 m'", "data inadequate'" ]

B

openbookqa

obqa_02_04424

friction acts to counter the motion of two objects when their surfaces are what?

[ "converging", "separated", "in vision", "apart" ]

A

sciq

sciq_01_05164

What are the most numerous and diverse biochemical compounds?

[ "proteins", "Carbohydrates", "acids", "lipids" ]

A

sciq

sciq_01_01904

Genes are used to make mrna by the process of transcription; mrna is used to synthesize proteins by the process of what?

[ "translation", "moderation", "production", "modification" ]

A

sciq

sciq_01_08995

What can be switched off by a protein called the trp repressor?

[ "the chaperone protein", "the operon", "the genetic precursor", "the cytokine" ]

B

openbookqa

obqa_02_03010

Nerves all have

[ "microscopic parts", "short arms", "viable organs", "liver transplants" ]

A

sciq

sciq_01_09967

The joints of the carpal bones in the wrist are examples of what type of joints?

[ "isojoints", "filter joints", "digit joints", "planar joints" ]

D

ARC-Easy

arc_04_01827

Miranda's neighbors have an apple tree in their yard. What is the source of energy for the apple tree?

[ "rain", "soil", "sunlight", "wind" ]

C

sciq

sciq_01_09363

When the maximum amount of solute has been dissolved in a given amount of solvent, we say that the solution is what?

[ "saturated", "used", "blended", "empty" ]

A

sciq

sciq_01_07349

Cranial nerves convey specific sensory information from the head and neck directly to what organ?

[ "heart", "nose", "eye", "brain" ]

D

openbookqa

obqa_02_00925

Which changes an object's shape and mass?

[ "smashing it", "tossing it", "rolling it", "touching it" ]

A

openbookqa

obqa_02_02046

Depressions in building materials that fill with frozen water will

[ "decompose", "collapse", "contract", "expand" ]

D

openbookqa

obqa_02_04215

Heat causes you to sweat, so at which time of day will you sweat most?

[ "high noon", "night time", "early morning", "during a snowstorm" ]

A

ARC-Easy

arc_04_01467

The thin, semi-permeable membrane that encloses a cell allows nutrients to enter and wastes to be

[ "digested.", "recycled.", "protected.", "excreted." ]

D

sciq

sciq_01_00963

Why do players with more mass often have a larger impact in football?

[ "Velocity is larger", "momentum is larger", "kinetic energy is lower", "potential energy is lower" ]

B

math_qa

mathqa_03_05820

if a 2 cm cube is cut into 1 cm cubes , then what is the percentage increase in the surface area of the resulting cubes ?

[ "50 %", "100 %", "150 %", "200 %" ]

B

openbookqa

obqa_02_03947

human planet revolves around the sun in

[ "a day", "a week", "365 earthen rotations", "a eon" ]

C

openbookqa

obqa_02_01957

An inexhaustible resource could be

[ "sand clay", "fossil fuels", "cars", "metals" ]

A

ARC-Challenge

arc_04_02559

Which characteristic do single-celled organisms and multicellular organisms have in common?

[ "Both have cells with specialized functions for each life process.", "Both perform all life processes within one cell.", "Both have a way to get rid of waste materials.", "Both are able to make food from sunlight." ]

C

openbookqa

obqa_02_04275

A place where penguins exist with pods of black and white mammals is

[ "full of sand", "painted with cream", "uninhabitable by iguanas", "warm and windy" ]

C

openbookqa

obqa_02_03970

How long is it between a moon phase?

[ "a minute", "168 hours", "an hour", "a day" ]

B

sciq

sciq_01_10766

The anatomical arrangement of capillaries and alveoli emphasizes the structural and functional relationship of what systems?

[ "respiratory and circulatory", "nervous and lymphatic", "endocrine and renal", "digestive and respiratory" ]

A

ARC-Easy

arc_04_01502

A student performs an experiment and the results are shown below: Before- Iron filings are brown, small, and magnetic: Copper sulfate crystals are blue, brittle, and not magnetic. After- The copper formed was reddish, solid, and not magnetic: Iron sulfide solution was colorless and not magnetic. Which statement support...

[ "Changes in color occurred.", "A new substance was formed.", "A physical change in the iron occurred.", "The original substances were present after." ]

B

math_qa

mathqa_03_02537

a , b and c , each working alone can complete a job in 6 , 8 and 12 days respectively . if all three of them work together to complete a job and earn $ 2340 , what will be c ' s share of the earnings ?

[ "$ 1100", "$ 520", "$ 1080", "$ 1170" ]

B

sciq

sciq_01_09625

What is the name for the amount of water vapor in the air?

[ "heat", "humidity", "ambient", "viscosity" ]

B

openbookqa

obqa_02_04721

Which would mandate replacing natural resources?

[ "camping", "a national park", "overlogging", "a garden" ]

C

math_qa

mathqa_03_03243

for all positive integers m and v , the expression m θ v represents the remainder when m is divided by v . what is the value of ( ( 96 θ 33 ) θ 17 ) - ( 94 θ ( 33 θ 17 ) ) ?

[ "8", "9", "10", "11" ]

D

math_qa

mathqa_03_05863

the bankers discount of a certain sum of money is rs . 576 and the true discount on the same sum for the same time is rs . 480 . the sum due is :

[ "2880", "2870", "2860", "2850" ]

A

ARC-Easy

arc_04_01251

Amanda is learning about different adaptations of animals. Which is an example of a behavioral adaptation?

[ "webbed feet on a duck", "migration of songbirds", "sharp eyesight of an eagle", "camouflaged colors on a frog" ]

B

sciq

sciq_01_06428

Lattice energy cannot be measured directly. what is its calculation based on?

[ "microscopic inspection", "chemical reactions", "change in temperature", "measured energy changes" ]

D

openbookqa

obqa_02_01171

What is more likely to have caused pollution in the air?

[ "it developed on its own", "a hurricane", "an action by a business", "a flock of birds" ]

C

ARC-Easy

arc_04_01919

A student tosses a ball into the air. Which force causes the ball to fall back to the ground?

[ "gravity", "magnetism", "mechanical", "friction" ]

A

sciq

sciq_01_11292

What 2 things keep polar bears warm in their arctic ecosystem?

[ "hibernation, thick fur", "camouflage, blubber", "thick fur, blubber", "colourful fur , blubber" ]

C

math_qa

mathqa_03_04654

1907 x 1907 = ?

[ "a", "b", "c", "d" ]

D

openbookqa

obqa_02_03512

Tearing an object changes that object's what?

[ "heat", "liquid", "entire appearance", "shape keys" ]

C

math_qa

mathqa_03_04219

a , b , and c are integers and a < b < c . s is the set of all integers from a to b , inclusive . q is the set of all integers from b to c , inclusive . the median of set s is ( 3 / 4 ) * b . the median of set q is ( 5 / 8 ) * c . if r is the set of all integers from a to c , inclusive , what fraction of c is the media...

[ "3 / 8", "1 / 2", "9 / 16", "5 / 7" ]

C

ARC-Easy

arc_04_01601

There are MORE hours of sunlight in the Northern Hemisphere during which season?

[ "spring", "summer", "fall", "winter" ]

B

sciq

sciq_01_03562

What is the name for the disease in which cells divide out of control?

[ "angina", "mutation", "diabetes", "cancer" ]

D

math_qa

mathqa_03_04105

if k ^ 3 is divisible by 1620 , what is the least possible value of integer k ?

[ "12", "30", "60", "90" ]

D

sciq

sciq_01_09855

What consists mainly of parenchymal cells with chloroplasts?

[ "chlorophyll", "periosteum", "mitochondria", "mesophyll" ]

D

sciq

sciq_01_10779

Introduction genetics is the study of what?

[ "obesity", "biology", "variability", "heredity" ]

D

sciq

sciq_01_00619

According to dalton's law, unless they chemically react with each other, individual gases in a mixture of gases do not affect each other’s what?

[ "mass", "weight", "pressure", "density" ]

C

math_qa

mathqa_03_01790

john distributes his pencil among his 4 friends rose , mary , ranjan , and rohit in the ratio 1 / 5 : 1 / 3 : 1 / 4 : 1 / 5 . what is the minimum no . of pencils that the person should have ?

[ "59", "65", "70", "77" ]

A

math_qa

mathqa_03_04172

at a certain zoo , the ratio of sea lions to penguins is 4 to 11 . if there are 84 more penguins than sea lions at the zoo , how many sea lions are there ?

[ "24", "36", "48", "72" ]

C

ARC-Easy

arc_04_02101

Which organisms use the energy from the remains of dead animals and recycle the nutrients back into the environment?

[ "producers", "herbivores", "omnivores", "decomposers" ]

D

sciq

sciq_01_08558

When do weather balloons return to earth?

[ "when it bursts", "when the timer runs out", "when the air heats up", "when the air cools" ]

A

math_qa

mathqa_03_00258

the average ( arithmetic mean ) of 20 , 40 , and 60 is 9 more than the average of 10 , 70 , and what number ?

[ "15", "25", "35", "13" ]

D

sciq

sciq_01_03361

Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what?

[ "acids", "proteins", "minerals", "cells" ]

B

ARC-Challenge

arc_04_02431

Which of these stars is most similar to the Sun?

[ "the red giant star Arcturus", "the white dwarf star Sirius B", "the main sequence star Alpha Mensae", "the blue supergiant star Rigel" ]

C

ARC-Easy

arc_04_00487

Which scientist is credited with using a telescope in the seventeenth century to discover the moons of Jupiter?

[ "Galileo", "Kepler", "Einstein", "Newton" ]

A

sciq

sciq_01_05665

What do the hair cells in the cochlea release when they bend?

[ "lipids", "neurotransmitters", "hormones", "receptors" ]

B

ARC-Easy

arc_04_00557

When too much salt is detected in the bloodstream, the brain secretes a hormone that helps the body retain water by reducing the amount of urine produced. This is an example of

[ "a feedback loop.", "an acquired trait.", "a balanced ecosystem.", "a symbiotic relationship." ]

A

openbookqa

obqa_02_04691

An active oven will make the mercury in a thermometer go

[ "lower", "slower", "upwards", "brighter" ]

C

math_qa

mathqa_03_05094

two varieties of steel , a and b , have a ratio of iron to chromium as 5 : 1 and 7 : 2 , respectively . steel c is produced by mixing alloys a and b at a ratio of 3 : 2 . what is the ratio of iron to chromium in c ?

[ "17 : 73", "78 : 14", "45 : 30", "73 : 17" ]

D

sciq

sciq_01_00105

What preventive measure can protect even young children against diseases such as viral meningitis?

[ "malnutrition", "nutrition", "surgical intervention", "vaccination" ]

D

openbookqa

obqa_02_02601

Which of the following is a true statement?

[ "a lizard has warm blood", "a python has warm blood", "a robin has warm blood", "a rock has warm blood" ]

C

openbookqa

obqa_02_04728

Which is an example of solid matter

[ "an egg in a carton", "molten copper in a vat", "water in a glass", "mercury in a thermometer" ]

A

ARC-Easy

arc_04_01722

Which of the following keeps the planets in our solar system in orbit around the Sun?

[ "atmospheric pressure", "gravitational force", "electromagnetic energy", "thermal energy" ]

B

openbookqa

obqa_02_04948

Food is a source of energy for what?

[ "anteaters", "sand", "water", "plastic" ]

A

openbookqa

obqa_02_04244

The arctic environment mostly reflects all colors from the closest star because

[ "it's covered in prisms", "it's covered in white precipitation", "it's always raining there", "the ground is completely covered with white animals" ]

B

math_qa

mathqa_03_04433

a train 220 m long is running with a speed of 60 km / hr . in what time will it pass a man who is running at 4 km / hr in the direction opposite to that in which the train is going ?

[ "5", "12", "7", "9" ]

B

sciq

sciq_01_08986

Which electromagnetic radiation is used to kill cancer cells?

[ "X-rays", "ultraviolet rays", "plasma rays", "gamma rays" ]

D

ARC-Challenge

arc_04_02663

Which of these is only found outside the solar system?

[ "planets", "moons", "nebulae", "comets" ]

C

math_qa

mathqa_03_02017

a train speeds past a pole in 15 seconds and a platform 100 meter long in 25 seconds . what is length of the train ?

[ "140 meter", "145 meter", "150 meter", "155 meter" ]

C

sciq

sciq_01_10102

What are the tiny sacs in the lungs where gas exchange takes place?

[ "alveoli", "cilia", "ganglion", "bronchi" ]

A

ARC-Easy

arc_04_00435

A rubber band will make a sound when it is

[ "vibrated.", "stretched.", "cut into pieces.", "shot across a room." ]

A

ARC-Challenge

arc_04_03152

The best example of balanced forces is a

[ "car increasing speed.", "bus parked in a garage.", "ball kicked along a flat surface.", "roller coaster slowing down on an incline." ]

B

ARC-Challenge

arc_04_02810

Which energy resource is non-renewable?

[ "oil", "solar", "water", "wind" ]

A

sciq

sciq_01_06997

What is the name of the thin layer that acts as a boundary between the stratosphere and the mesosphere?

[ "stratopause", "spicule", "spirogyra", "ozone layer" ]

A

sciq

sciq_01_04696

Most motions in nature follow ________ rather than straight lines?

[ "horizontal paths", "vertical paths", "sharp paths", "curved paths" ]

D

sciq

sciq_01_04400

What is the term for a mutually beneficial relationship in which one organism lives inside the other?

[ "parthenogenesis", "endosymbiosis", "parasite", "symbiosis" ]

B

math_qa

mathqa_03_03231

i . x + 2 y + 3 z = 2 ii . x + y - z = 0 iii . 2 x + 2 y - z = 1 what is the value of y in the system above ?

[ "- 2", "- 1", "0", "1" ]

A

math_qa

mathqa_03_01401

if a ( a + 6 ) = 7 and b ( b + 6 ) = 7 , where a ≠ b , then a + b =

[ "− 48", "− 6", "2", "46" ]

B

sciq

sciq_01_01298

When the number of electrons and the number of protons are equal, the object is what?

[ "static", "neutral", "Negative", "Positive" ]

B

sciq

sciq_01_05857

In how many ways ca a living organism obtain chemical energy

[ "two", "three", "seven", "four" ]

A

ARC-Easy

arc_04_01653

The elements sulfur (S) and oxygen (O2) combine to form a substance called sulfur dioxide (SO2). Sulfur dioxide is also formed when coal and oil are burned. Sulfur dioxide can best be described as

[ "a metal", "an atom", "a compound", "a nonreactive gas" ]

C

sciq

sciq_01_06779

Prior to ovulation, ovarian steroid hormones stimulate the uterus to prepare for support of what?

[ "fetus", "embryo", "fertilization", "childbirth" ]

B

sciq

sciq_01_01467

The force on a charged particle in a magnetic field is always perpendicular to both its velocity vector and the?

[ "gravity vector", "track vector", "field vector", "position vector" ]

C

sciq

sciq_01_04429

What is the place called where the axon of one neuron meets the dendrite of another?

[ "apoptosis", "synapse", "uptake", "neurotransmitter" ]

B

sciq

sciq_01_01175

Worms use a hydrostatic type of what anatomical structure to move through their environment?

[ "skeleton", "tail", "gastrointestinal system", "head" ]

A

ARC-Easy

arc_04_02118

Which physical characteristic do some organisms have that helps them survive in the Arctic?

[ "growing tall to hide in trees", "changing fur color to hide from predators", "developing large paws to protect themselves from the wind", "producing shallow root systems to protect themselves from the cold air" ]

B

sciq

sciq_01_09012

What colorful phenomenon occurs in the northern sky when particles from the sun energize ions in the thermosphere?

[ "Coriolis effect", "meteor shower", "northern lights", "aurora nervosa" ]

C