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_03553	Insect's antennae are useful for sensing what?	[ "sunlight", "contaminants", "microorganisms", "chemicals" ]	D
sciq	sciq_01_07511	As blood glucose levels rise what is released from the pancreas?	[ "adrenaline", "estrogen", "hemoglobin", "insulin" ]	D
sciq	sciq_01_05103	Plants and algae maintain the atmosphere. during photosynthesis, they add oxygen and remove what?	[ "methane", "carbon dioxide", "nitrogen", "water" ]	B
math_qa	mathqa_03_04718	jacob is 18 years old . he is 2 times as old as his brother . how old will jacob be when he is twice as old ?	[ "36", "38", "33", "32" ]	A
sciq	sciq_01_06187	Waste leaves the body in the form of what?	[ "feces", "saliva", "impurities", "stomach acid" ]	A
sciq	sciq_01_07577	What protects the scalp from ultraviolet light exposure and loss of body heat?	[ "ground hair", "head hair", "temporal hair", "receding hair" ]	B
math_qa	mathqa_03_00018	a shop produces sarongs . the daily average production is given by 5 n + 20 , where n is the number of workers aside from the owner . in the first k days , 500 units are produced , and then 5 workers are added to the team . after another k days , the cumulative total is 800 . how many workers were part of the latter pr...	[ "a", "b", "c", "d" ]	D
sciq	sciq_01_01131	What is the term for long carbohydrate molecules of repeated monomer units joined together by glycosidic bonds?	[ "hydrocarbons", "template strands", "polysaccharides", "fibres" ]	C
math_qa	mathqa_03_04568	find the 25 th term of an arithmetic progression whose first term is 5 and the common difference is 7 .	[ "145", "38", "173", "156" ]	C
sciq	sciq_01_08011	Patients with familial hypercholesterolemia have life-threatening levels of cholesterol because their cells cannot clear what particles from their blood?	[ "high - density lipoprotein (hdl)", "low-density lipoprotein (ldl)", "oxygen (O)", "iron (Fe)" ]	B
sciq	sciq_01_07302	What do some animals use for shelter?	[ "invisible materials", "nonliving materials", "living materials", "indestructible materials" ]	B
sciq	sciq_01_00844	Fog disappears when the water droplets change back to what?	[ "cold vapor", "ice vapor", "water vapor", "solid vapor" ]	C
math_qa	mathqa_03_03561	jim is able to sell a hand - carved statue for $ 670 which was a 25 % profit over his cost . how much did the statue originally cost him ?	[ "$ 496.30", "$ 536.00", "$ 555.40", "$ 574.90" ]	B
sciq	sciq_01_06785	What is necessary for organisms to survive in the deepest parts of the ocean?	[ "competition", "mutation", "reflexes", "adaptations" ]	D
ARC-Easy	arc_04_01821	One of the functions of a topographic map is to	[ "gauge local rainfall amounts.", "study the area's geological history.", "predict the severity of earthquakes.", "show the surface features of an area." ]	D
sciq	sciq_01_01615	Glutathione is a low-molecular-weight compound found in living cells that is produced naturally by what?	[ "liver", "blood", "amino acids", "brain" ]	A
sciq	sciq_01_05942	What's the name for the process where pollen is transferred to the ovules of a seed plant?	[ "combination", "pollination", "hibernation", "condensation" ]	B
sciq	sciq_01_07453	What type of creature is a scallop?	[ "insect", "algae", "vertabrate", "mollusk" ]	D
sciq	sciq_01_03617	What is another name for collar cells?	[ "sporozoans", "enzymes", "choanocytes", "clutches" ]	C
sciq	sciq_01_06417	What is a measurement of the amount of variation of the species in a given area called?	[ "degradation", "population", "ecosystem", "biodiversity" ]	D
sciq	sciq_01_10938	Diet correlates with the length of what organ system in vertebrates?	[ "circulatory", "respiratory", "reproductive", "digestive" ]	D
sciq	sciq_01_02082	After fluid collects in nephron tubules in the kidney, where does it move to?	[ "the prostate", "the spleen", "the bladder", "the uterus" ]	C
sciq	sciq_01_01745	An organism that carries pathogens from one individual to another is called what?	[ "germ cell", "vector", "host", "virus" ]	B
sciq	sciq_01_05366	What is the name of the glands that produce milk in female mammals ?	[ "mammary glands", "recombinant glands", "sebaceous glands", "fetal glands" ]	A
math_qa	mathqa_03_05735	an alloy is to contain copper and zinc in the ratio 9 : 4 . the zinc required to be melted with 24 kg of copper is ?	[ "12 kg", "8.3 kg", "10.7 kg", "15.5 kg" ]	C
sciq	sciq_01_02451	What is the change in a species over time?	[ "variation", "transformation", "phenomenon", "evolution" ]	D
sciq	sciq_01_00113	In some species, what has led to the evolution of alternative male mating behavior and morphology?	[ "sexual selection", "sexual process", "distributive selection", "similar selection" ]	A
sciq	sciq_01_02778	Air conditioning systems can incubate certain bacteria and what else?	[ "Cancer", "mold", "wood", "root" ]	B
math_qa	mathqa_03_02532	a man rows his boat 90 km downstream and 72 km upstream , taking 3 hours each time . find the speed of the stream ?	[ "6", "5", "7", "3" ]	D
sciq	sciq_01_09159	What is the only amphibian without legs?	[ "alligators", "newts", "frogs", "caecilians" ]	D
sciq	sciq_01_01155	Who created the periodic table?	[ "dmitri mendeleev", "Niels Bohr", "Gregor Mendel", "Isaac Newton" ]	A
ARC-Challenge	arc_04_02681	Which form of water is most likely to appear when the temperature is below freezing?	[ "fog", "rain", "snow", "clouds" ]	C
openbookqa	obqa_02_02851	Which of the following statements is true	[ "biofuel releases CO2 but is better than oil", "biofuel is without flaws", "biofuel can single-handedly end CO2 production", "biofuel is perfect for the environment" ]	A
sciq	sciq_01_01181	What are compounds formed by ionic bonds called?	[ "mixed compounds", "layered compounds", "ionic compounds (salts)", "nuclear compounds" ]	C
math_qa	mathqa_03_05974	if the sum of two numbers is 60 and the h . c . f and l . c . m of these numbers are 3 and 120 respectively , then the sum of the reciprocal of the numbers is equal to :	[ "2 / 9", "4 / 5", "1 / 6", "6 / 6" ]	C
ARC-Easy	arc_04_00533	Which of the following is a reason life in the outermost planets is less likely than life on planets nearer the Sun?	[ "They have too little mass.", "They have too much mass.", "Their surfaces are extremely hot.", "Their surfaces are extremely cold." ]	D
sciq	sciq_01_06330	What mineral is used to produce glass?	[ "quartz", "pyrite", "lead", "feldspar" ]	A
ARC-Easy	arc_04_00443	What abiotic factor would most likely signal a population of birds that it is time to migrate from north to south?	[ "decrease in sunlight", "change in precipitation", "increase in food source", "change in wind direction" ]	A
math_qa	mathqa_03_03752	a tank contains 8,000 gallons of a solution that is 4 percent sodium chloride by volume . if 3,000 gallons of water evaporate from the tank , the remaining solution will be approximately what percent sodium chloride ?	[ "3.40 %", "4.40 %", "5.40 %", "6.40 %" ]	D
sciq	sciq_01_08099	The various sensory organs are part of what organ system?	[ "nervous", "respiratory", "digestive", "lymphatic" ]	A
sciq	sciq_01_00416	What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit?	[ "mesosphere", "thermosphere", "troposphere", "stratosphere" ]	A
openbookqa	obqa_02_03717	Cactus house a great amount of	[ "favorite fishing holes", "chlorophyll", "bark", "pine cones" ]	B
math_qa	mathqa_03_01188	a takes twice as much time as b & c takes thrice as much time as b to finish a piece of work . working together they can finish the work in 18 days . the no . of days need for b to do the work alone is ?	[ "30 days", "31 days", "33 days", "41 days" ]	C
sciq	sciq_01_05940	What keeps glaciers from forming in water?	[ "skin", "salt", "warmth", "movement" ]	C
sciq	sciq_01_09183	An alloy is a mixture of what with one or more other substances?	[ "metal", "protein", "water", "acid" ]	A
math_qa	mathqa_03_04155	working alone , a can complete a certain kind of job in 6 hours . a and d , working together at their respective rates , can complete one of these jobs in 4 hours . in how many hours can d , working alone , complete one of these jobs ?	[ "8", "10", "12", "14" ]	C
sciq	sciq_01_03581	Glucose and fructose are considered this type of sugar?	[ "complex carbohydrates", "alcohols", "monosaccharides, or simple", "polysaccharides" ]	C
ARC-Challenge	arc_04_02473	All animals need food to survive. Immediately after an animal eats food, the food is	[ "stored for later use", "converted into waste", "transported by the bloodstream", "digested into simpler substances" ]	D
ARC-Challenge	arc_04_02319	Comparing the skeletons of which of the following fish would best show the evolution of a fish species?	[ "a male fish and a female fish that could produce offspring", "the same fish just before it received a cut and after it healed", "a fish that lived recently and a fish that lived a long time ago", "the same fish just after it hatched and when it was full-grown" ]	C
sciq	sciq_01_08681	Which region is just posterior to the mouth?	[ "the duodenum", "the diaphragm", "the esophagus", "the pharynx" ]	D
sciq	sciq_01_06537	What is another common term for single-unit smooth muscle?	[ "visceral muscle", "lateral muscle", "energies muscle", "abnormal muscle" ]	A
math_qa	mathqa_03_05232	a paint store mixes 3 / 4 pint of red paint and 2 / 3 pint of white paint to make a new paint color called perfect pink . how many pints of red paint would be needed to make 34 pints of perfect pink paint ?	[ "9", "16", "18", "25 1 / 3" ]	C
openbookqa	obqa_02_03387	If you're stuck outside on a sunny day, the coolest place would be under a tree because they do what to the sunlight	[ "sell it", "climb it", "block it out", "smell it" ]	C
openbookqa	obqa_02_00752	Gills allow	[ "flounder to intake oxygen", "giraffes to breathe underwater", "respiration for seals and herons", "respiration for sea going birds" ]	A
sciq	sciq_01_01813	Because they control many cell activities - as well as being controlled by feedback mechanisms - what substances are very important for homeostasis?	[ "proteins", "acids", "enzymes", "hormones" ]	D
sciq	sciq_01_09222	Why does the fish odour diminish when you put lemon juice over cooked fish?	[ "due to oxidation", "due to acidification", "due to evaporation", "due to neutralization" ]	D
math_qa	mathqa_03_04394	if n is the smallest integer such that 144 times n is the square of an integer , what is the value of n ?	[ "2", "3", "6", "12" ]	A
openbookqa	obqa_02_04881	What does the earth orbit that causes the seasons to change?	[ "venus", "pluto", "neptune", "plasma star" ]	D
ARC-Challenge	arc_04_02947	Which resource when used causes the most pollution?	[ "solar", "coal", "wind", "water" ]	B
sciq	sciq_01_10023	Meiosis and what process are both preceded by one round of dna replication; however, they differ in producing haploid or diploid daughter cells?	[ "photosynthesis", "cloning", "fertilization", "mitosis" ]	D
openbookqa	obqa_02_03244	An item placed on a balance will be	[ "broken", "measured", "sorted", "classified" ]	B
sciq	sciq_01_04846	Three distinct layers or tunics form the walls of what structures; the first is a smooth, inner lining of endothelial cells in contact with the red blood cells?	[ "alveoli", "lungs", "white blood cells", "blood vessels" ]	D
sciq	sciq_01_01825	Potassium is a soft, silvery metal that ignites explosively in what?	[ "air", "water", "acid", "cold" ]	B
sciq	sciq_01_01917	How many centimeters are in a meter?	[ "100", "200", "50", "1000" ]	A
sciq	sciq_01_08911	What is the natural selection that favors altruistic behavior by enhancing reproductive success of relatives known as?	[ "kin selection", "stabilizing selection", "directional selection", "diversifying selection" ]	A
math_qa	mathqa_03_01058	80 is what percent of 160 ?	[ "35 %", "40 %", "45 %", "50 %" ]	D
sciq	sciq_01_03122	What organelle contains the genetic material of the cell?	[ "gamete", "fetus", "nucleus", "meiosis" ]	C
sciq	sciq_01_08829	The core of a nuclear reactor generates a large amount of what type of energy from the decay of fission products, even when the power-producing fission chain reaction is turned off?	[ "elastic", "thermal", "evaporation", "erosion" ]	B
sciq	sciq_01_00295	An estimated 100 trillion of these live in the gut of an average person?	[ "viruses", "pathogens", "algae", "bacteria" ]	D
openbookqa	obqa_02_01071	Tectonic plates move along	[ "planar fractures", "error lines", "triangular fractures", "defect line" ]	A
openbookqa	obqa_02_00517	A camera can take an image and	[ "preserve it", "edit it", "lock it in", "produce it" ]	A
sciq	sciq_01_11549	What is the term for physicians and scientists who research and develop vaccines and treat and study conditions ranging from allergies to aids?	[ "endocrinologists", "immunologists", "virologists", "vaccinologists" ]	B
sciq	sciq_01_10652	Water behind a dam has potential energy. moving water, such as in a waterfall or a rapidly flowing river, has this?	[ "compression energy", "thermal energy", "residual energy", "kinetic energy" ]	D
ARC-Easy	arc_04_00442	The formation of the Himalayan Mountains is one example of land features caused by compressive forces. Which action most likely led to the formation of these mountains?	[ "seafloor spreading", "strike-slip faulting", "colliding plates", "hot spots" ]	C
sciq	sciq_01_10928	What factor largely determines the distinguishing features of terrestrial biomes?	[ "climate", "sea level", "migration", "density" ]	A
math_qa	mathqa_03_04633	two trains , one from howrah to patna and the other from patna to howrah , start simultaneously . after they meet , the trains reach their destinations after 24 hours and 8 hours respectively . the ratio of their speeds is	[ "4 : 9", "4 : 3", "1 : 3", "4 : 8" ]	C
sciq	sciq_01_06091	What are located on either side of the pharynx in the throat?	[ "wrinkles", "tonsils", "lymph nodes", "testicles" ]	B
sciq	sciq_01_04183	The airway and the lungs are part of what organ system?	[ "pulmonary", "respiratory", "coronary", "digestive" ]	B
math_qa	mathqa_03_00959	a man sitting in a train which is travelling at 20 kmph observes that a goods train , travelling in opposite direction , takes 9 seconds to pass him . if the goods train is 280 m long , find its speed ?	[ "52 kmph .", "62 kmph .", "72 kmph .", "92 kmph ." ]	D
sciq	sciq_01_07992	What subphylum, which includes crabs and crayfish, represents the dominant aquatic arthropods?	[ "crustaceans", "sponges", "arachnids", "invertebrates" ]	A
sciq	sciq_01_09562	What enzyme is found in the small intestine catalyzes the hydrolysis of lactose?	[ "amylase", "elastases", "lactase", "lipase" ]	C
ARC-Easy	arc_04_01464	A delta can be seen from the air at the mouth of the Mississippi River. This delta was formed by	[ "erosion.", "weathering.", "conservation of soil.", "deposition of sediment." ]	D
math_qa	mathqa_03_04118	a 250 m long train running at the speed of 120 km / hr crosses another train running in opposite direction at the speed of 80 km / hr in 9 sec . what is the length of the other train ?	[ "250", "245", "240", "235" ]	A
ARC-Easy	arc_04_01008	Which model best illustrates the wave property that enables scientists to explore Earth's interior using seismic waves?	[ "shining a light on rock in a bowl", "shining a light through a prism", "shining a light through a periscope", "shining a light on a sundial" ]	B
sciq	sciq_01_09705	Which gases trap heat in the atmosphere?	[ "greenhouse", "fluorine and nitrogen", "ozone", "methane and helium" ]	A
sciq	sciq_01_00737	What chemical affects the onset of puberty and duration?	[ "enzymes", "steroids", "acids", "hormones" ]	D
math_qa	mathqa_03_01495	the hiker walking at a constant rate of 6 miles per hour is passed by a motor - cyclist traveling in the same direction along the same path at 30 miles per hour . the motor - cyclist stops to wait for the hiker 12 minutes after passing her , while the hiker continues to walk at her constant rate , how many minutes must...	[ "30", "36", "40", "48" ]	D
sciq	sciq_01_06095	What does burning wood release into the atmosphere?	[ "helium", "oxygen", "hydrogen chloride", "carbon dioxide" ]	D
openbookqa	obqa_02_00577	A producer makes its own what?	[ "air", "grass", "body", "sustenance" ]	D
sciq	sciq_01_09131	Where do plankton, nekton, and benthos live?	[ "deserts", "arctic", "forests", "in the oceans" ]	D
sciq	sciq_01_08924	Amides are carbonyls attached to one nitrogen atom and one carbon or which other atom?	[ "hydrogen", "helium", "calcium", "nitrogen" ]	A
sciq	sciq_01_01921	A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees?	[ "pendulum", "weight", "gravity", "variation" ]	A
ARC-Easy	arc_04_01432	Jenny's class made an instrument to measure air pressure. The instrument is a	[ "thermometer.", "rain gauge.", "barometer.", "wind vane." ]	C
ARC-Easy	arc_04_01529	When scientists publish papers describing the results and conclusions of their experiments, members of the scientific community should	[ "collect their own data and rewrite the paper.", "evaluate the evidence in the paper.", "accept the paper as fact.", "ask the writer to write an alternate paper." ]	B
sciq	sciq_01_06795	Every chemical reaction between molecules involves breaking and forming of what?	[ "ions", "atomic pathways", "bonds", "orbits" ]	C
sciq	sciq_01_05278	What is part of a cycle that holds an element or water for a long period of time called?	[ "a reservoir", "a ditch", "a holding tank", "homeostasis" ]	A
ARC-Easy	arc_04_02071	Denise was driving east over a hill in the afternoon, shortly after a rain shower. Suddenly the sun broke through the clouds, and she saw a rainbow ahead of her. Which of the following made the rainbow possible?	[ "Sunlight can be separated into all the colors of the rainbow.", "Water reflects sunlight like a mirror to make it look colored.", "Overhead black clouds reflect in puddles to cause a mirage.", "Air pollution causes the sky to look colored under these conditions." ]	A
openbookqa	obqa_02_01340	If you're in the North Pole the North Star may be visible when?	[ "a weed", "two months", "a day", "all year round" ]	D
math_qa	mathqa_03_01925	right triangle pqr is to be constructed in the xy - plane so that the right angle is at p and pr is parallel to the x - axis . the x - and y - coordinates of p , q , and r are to be integers that satisfy the inequalities - 4 < = x < = 5 and 6 < = y < = 16 . how many different triangles with these properties could be co...	[ "110", "1,100", "9,900", "10,000" ]	C
sciq	sciq_01_09866	The vas deferens and ejaculatory ducts are part of what system?	[ "female adaptive system", "female reproductive system", "male reproductive system", "male circulatory system" ]	C

sciq

sciq_01_03553

Insect's antennae are useful for sensing what?

[ "sunlight", "contaminants", "microorganisms", "chemicals" ]

D

sciq

sciq_01_07511

As blood glucose levels rise what is released from the pancreas?

[ "adrenaline", "estrogen", "hemoglobin", "insulin" ]

D

sciq

sciq_01_05103

Plants and algae maintain the atmosphere. during photosynthesis, they add oxygen and remove what?

[ "methane", "carbon dioxide", "nitrogen", "water" ]

B

math_qa

mathqa_03_04718

jacob is 18 years old . he is 2 times as old as his brother . how old will jacob be when he is twice as old ?

[ "36", "38", "33", "32" ]

A

sciq

sciq_01_06187

Waste leaves the body in the form of what?

[ "feces", "saliva", "impurities", "stomach acid" ]

A

sciq

sciq_01_07577

What protects the scalp from ultraviolet light exposure and loss of body heat?

[ "ground hair", "head hair", "temporal hair", "receding hair" ]

B

math_qa

mathqa_03_00018

a shop produces sarongs . the daily average production is given by 5 n + 20 , where n is the number of workers aside from the owner . in the first k days , 500 units are produced , and then 5 workers are added to the team . after another k days , the cumulative total is 800 . how many workers were part of the latter pr...

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

D

sciq

sciq_01_01131

What is the term for long carbohydrate molecules of repeated monomer units joined together by glycosidic bonds?

[ "hydrocarbons", "template strands", "polysaccharides", "fibres" ]

C

math_qa

mathqa_03_04568

find the 25 th term of an arithmetic progression whose first term is 5 and the common difference is 7 .

[ "145", "38", "173", "156" ]

C

sciq

sciq_01_08011

Patients with familial hypercholesterolemia have life-threatening levels of cholesterol because their cells cannot clear what particles from their blood?

[ "high - density lipoprotein (hdl)", "low-density lipoprotein (ldl)", "oxygen (O)", "iron (Fe)" ]

B

sciq

sciq_01_07302

What do some animals use for shelter?

[ "invisible materials", "nonliving materials", "living materials", "indestructible materials" ]

B

sciq

sciq_01_00844

Fog disappears when the water droplets change back to what?

[ "cold vapor", "ice vapor", "water vapor", "solid vapor" ]

C

math_qa

mathqa_03_03561

jim is able to sell a hand - carved statue for $ 670 which was a 25 % profit over his cost . how much did the statue originally cost him ?

[ "$ 496.30", "$ 536.00", "$ 555.40", "$ 574.90" ]

B

sciq

sciq_01_06785

What is necessary for organisms to survive in the deepest parts of the ocean?

[ "competition", "mutation", "reflexes", "adaptations" ]

D

ARC-Easy

arc_04_01821

One of the functions of a topographic map is to

[ "gauge local rainfall amounts.", "study the area's geological history.", "predict the severity of earthquakes.", "show the surface features of an area." ]

D

sciq

sciq_01_01615

Glutathione is a low-molecular-weight compound found in living cells that is produced naturally by what?

[ "liver", "blood", "amino acids", "brain" ]

A

sciq

sciq_01_05942

What's the name for the process where pollen is transferred to the ovules of a seed plant?

[ "combination", "pollination", "hibernation", "condensation" ]

B

sciq

sciq_01_07453

What type of creature is a scallop?

[ "insect", "algae", "vertabrate", "mollusk" ]

D

sciq

sciq_01_03617

What is another name for collar cells?

[ "sporozoans", "enzymes", "choanocytes", "clutches" ]

C

sciq

sciq_01_06417

What is a measurement of the amount of variation of the species in a given area called?

[ "degradation", "population", "ecosystem", "biodiversity" ]

D

sciq

sciq_01_10938

Diet correlates with the length of what organ system in vertebrates?

[ "circulatory", "respiratory", "reproductive", "digestive" ]

D

sciq

sciq_01_02082

After fluid collects in nephron tubules in the kidney, where does it move to?

[ "the prostate", "the spleen", "the bladder", "the uterus" ]

C

sciq

sciq_01_01745

An organism that carries pathogens from one individual to another is called what?

[ "germ cell", "vector", "host", "virus" ]

B

sciq

sciq_01_05366

What is the name of the glands that produce milk in female mammals ?

[ "mammary glands", "recombinant glands", "sebaceous glands", "fetal glands" ]

A

math_qa

mathqa_03_05735

an alloy is to contain copper and zinc in the ratio 9 : 4 . the zinc required to be melted with 24 kg of copper is ?

[ "12 kg", "8.3 kg", "10.7 kg", "15.5 kg" ]

C

sciq

sciq_01_02451

What is the change in a species over time?

[ "variation", "transformation", "phenomenon", "evolution" ]

D

sciq

sciq_01_00113

In some species, what has led to the evolution of alternative male mating behavior and morphology?

[ "sexual selection", "sexual process", "distributive selection", "similar selection" ]

A

sciq

sciq_01_02778

Air conditioning systems can incubate certain bacteria and what else?

[ "Cancer", "mold", "wood", "root" ]

B

math_qa

mathqa_03_02532

a man rows his boat 90 km downstream and 72 km upstream , taking 3 hours each time . find the speed of the stream ?

[ "6", "5", "7", "3" ]

D

sciq

sciq_01_09159

What is the only amphibian without legs?

[ "alligators", "newts", "frogs", "caecilians" ]

D

sciq

sciq_01_01155

Who created the periodic table?

[ "dmitri mendeleev", "Niels Bohr", "Gregor Mendel", "Isaac Newton" ]

A

ARC-Challenge

arc_04_02681

Which form of water is most likely to appear when the temperature is below freezing?

[ "fog", "rain", "snow", "clouds" ]

C

openbookqa

obqa_02_02851

Which of the following statements is true

[ "biofuel releases CO2 but is better than oil", "biofuel is without flaws", "biofuel can single-handedly end CO2 production", "biofuel is perfect for the environment" ]

A

sciq

sciq_01_01181

What are compounds formed by ionic bonds called?

[ "mixed compounds", "layered compounds", "ionic compounds (salts)", "nuclear compounds" ]

C

math_qa

mathqa_03_05974

if the sum of two numbers is 60 and the h . c . f and l . c . m of these numbers are 3 and 120 respectively , then the sum of the reciprocal of the numbers is equal to :

[ "2 / 9", "4 / 5", "1 / 6", "6 / 6" ]

C

ARC-Easy

arc_04_00533

Which of the following is a reason life in the outermost planets is less likely than life on planets nearer the Sun?

[ "They have too little mass.", "They have too much mass.", "Their surfaces are extremely hot.", "Their surfaces are extremely cold." ]

D

sciq

sciq_01_06330

What mineral is used to produce glass?

[ "quartz", "pyrite", "lead", "feldspar" ]

A

ARC-Easy

arc_04_00443

What abiotic factor would most likely signal a population of birds that it is time to migrate from north to south?

[ "decrease in sunlight", "change in precipitation", "increase in food source", "change in wind direction" ]

A

math_qa

mathqa_03_03752

a tank contains 8,000 gallons of a solution that is 4 percent sodium chloride by volume . if 3,000 gallons of water evaporate from the tank , the remaining solution will be approximately what percent sodium chloride ?

[ "3.40 %", "4.40 %", "5.40 %", "6.40 %" ]

D

sciq

sciq_01_08099

The various sensory organs are part of what organ system?

[ "nervous", "respiratory", "digestive", "lymphatic" ]

A

sciq

sciq_01_00416

What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit?

[ "mesosphere", "thermosphere", "troposphere", "stratosphere" ]

A

openbookqa

obqa_02_03717

Cactus house a great amount of

[ "favorite fishing holes", "chlorophyll", "bark", "pine cones" ]

B

math_qa

mathqa_03_01188

a takes twice as much time as b & c takes thrice as much time as b to finish a piece of work . working together they can finish the work in 18 days . the no . of days need for b to do the work alone is ?

[ "30 days", "31 days", "33 days", "41 days" ]

C

sciq

sciq_01_05940

What keeps glaciers from forming in water?

[ "skin", "salt", "warmth", "movement" ]

C

sciq

sciq_01_09183

An alloy is a mixture of what with one or more other substances?

[ "metal", "protein", "water", "acid" ]

A

math_qa

mathqa_03_04155

working alone , a can complete a certain kind of job in 6 hours . a and d , working together at their respective rates , can complete one of these jobs in 4 hours . in how many hours can d , working alone , complete one of these jobs ?

[ "8", "10", "12", "14" ]

C

sciq

sciq_01_03581

Glucose and fructose are considered this type of sugar?

[ "complex carbohydrates", "alcohols", "monosaccharides, or simple", "polysaccharides" ]

C

ARC-Challenge

arc_04_02473

All animals need food to survive. Immediately after an animal eats food, the food is

[ "stored for later use", "converted into waste", "transported by the bloodstream", "digested into simpler substances" ]

D

ARC-Challenge

arc_04_02319

Comparing the skeletons of which of the following fish would best show the evolution of a fish species?

[ "a male fish and a female fish that could produce offspring", "the same fish just before it received a cut and after it healed", "a fish that lived recently and a fish that lived a long time ago", "the same fish just after it hatched and when it was full-grown" ]

C

sciq

sciq_01_08681

Which region is just posterior to the mouth?

[ "the duodenum", "the diaphragm", "the esophagus", "the pharynx" ]

D

sciq

sciq_01_06537

What is another common term for single-unit smooth muscle?

[ "visceral muscle", "lateral muscle", "energies muscle", "abnormal muscle" ]

A

math_qa

mathqa_03_05232

a paint store mixes 3 / 4 pint of red paint and 2 / 3 pint of white paint to make a new paint color called perfect pink . how many pints of red paint would be needed to make 34 pints of perfect pink paint ?

[ "9", "16", "18", "25 1 / 3" ]

C

openbookqa

obqa_02_03387

If you're stuck outside on a sunny day, the coolest place would be under a tree because they do what to the sunlight

[ "sell it", "climb it", "block it out", "smell it" ]

C

openbookqa

obqa_02_00752

Gills allow

[ "flounder to intake oxygen", "giraffes to breathe underwater", "respiration for seals and herons", "respiration for sea going birds" ]

A

sciq

sciq_01_01813

Because they control many cell activities - as well as being controlled by feedback mechanisms - what substances are very important for homeostasis?

[ "proteins", "acids", "enzymes", "hormones" ]

D

sciq

sciq_01_09222

Why does the fish odour diminish when you put lemon juice over cooked fish?

[ "due to oxidation", "due to acidification", "due to evaporation", "due to neutralization" ]

D

math_qa

mathqa_03_04394

if n is the smallest integer such that 144 times n is the square of an integer , what is the value of n ?

[ "2", "3", "6", "12" ]

A

openbookqa

obqa_02_04881

What does the earth orbit that causes the seasons to change?

[ "venus", "pluto", "neptune", "plasma star" ]

D

ARC-Challenge

arc_04_02947

Which resource when used causes the most pollution?

[ "solar", "coal", "wind", "water" ]

B

sciq

sciq_01_10023

Meiosis and what process are both preceded by one round of dna replication; however, they differ in producing haploid or diploid daughter cells?

[ "photosynthesis", "cloning", "fertilization", "mitosis" ]

D

openbookqa

obqa_02_03244

An item placed on a balance will be

[ "broken", "measured", "sorted", "classified" ]

B

sciq

sciq_01_04846

Three distinct layers or tunics form the walls of what structures; the first is a smooth, inner lining of endothelial cells in contact with the red blood cells?

[ "alveoli", "lungs", "white blood cells", "blood vessels" ]

D

sciq

sciq_01_01825

Potassium is a soft, silvery metal that ignites explosively in what?

[ "air", "water", "acid", "cold" ]

B

sciq

sciq_01_01917

How many centimeters are in a meter?

[ "100", "200", "50", "1000" ]

A

sciq

sciq_01_08911

What is the natural selection that favors altruistic behavior by enhancing reproductive success of relatives known as?

[ "kin selection", "stabilizing selection", "directional selection", "diversifying selection" ]

A

math_qa

mathqa_03_01058

80 is what percent of 160 ?

[ "35 %", "40 %", "45 %", "50 %" ]

D

sciq

sciq_01_03122

What organelle contains the genetic material of the cell?

[ "gamete", "fetus", "nucleus", "meiosis" ]

C

sciq

sciq_01_08829

The core of a nuclear reactor generates a large amount of what type of energy from the decay of fission products, even when the power-producing fission chain reaction is turned off?

[ "elastic", "thermal", "evaporation", "erosion" ]

B

sciq

sciq_01_00295

An estimated 100 trillion of these live in the gut of an average person?

[ "viruses", "pathogens", "algae", "bacteria" ]

D

openbookqa

obqa_02_01071

Tectonic plates move along

[ "planar fractures", "error lines", "triangular fractures", "defect line" ]

A

openbookqa

obqa_02_00517

A camera can take an image and

[ "preserve it", "edit it", "lock it in", "produce it" ]

A

sciq

sciq_01_11549

What is the term for physicians and scientists who research and develop vaccines and treat and study conditions ranging from allergies to aids?

[ "endocrinologists", "immunologists", "virologists", "vaccinologists" ]

B

sciq

sciq_01_10652

Water behind a dam has potential energy. moving water, such as in a waterfall or a rapidly flowing river, has this?

[ "compression energy", "thermal energy", "residual energy", "kinetic energy" ]

D

ARC-Easy

arc_04_00442

The formation of the Himalayan Mountains is one example of land features caused by compressive forces. Which action most likely led to the formation of these mountains?

[ "seafloor spreading", "strike-slip faulting", "colliding plates", "hot spots" ]

C

sciq

sciq_01_10928

What factor largely determines the distinguishing features of terrestrial biomes?

[ "climate", "sea level", "migration", "density" ]

A

math_qa

mathqa_03_04633

two trains , one from howrah to patna and the other from patna to howrah , start simultaneously . after they meet , the trains reach their destinations after 24 hours and 8 hours respectively . the ratio of their speeds is

[ "4 : 9", "4 : 3", "1 : 3", "4 : 8" ]

C

sciq

sciq_01_06091

What are located on either side of the pharynx in the throat?

[ "wrinkles", "tonsils", "lymph nodes", "testicles" ]

B

sciq

sciq_01_04183

The airway and the lungs are part of what organ system?

[ "pulmonary", "respiratory", "coronary", "digestive" ]

B

math_qa

mathqa_03_00959

a man sitting in a train which is travelling at 20 kmph observes that a goods train , travelling in opposite direction , takes 9 seconds to pass him . if the goods train is 280 m long , find its speed ?

[ "52 kmph .", "62 kmph .", "72 kmph .", "92 kmph ." ]

D

sciq

sciq_01_07992

What subphylum, which includes crabs and crayfish, represents the dominant aquatic arthropods?

[ "crustaceans", "sponges", "arachnids", "invertebrates" ]

A

sciq

sciq_01_09562

What enzyme is found in the small intestine catalyzes the hydrolysis of lactose?

[ "amylase", "elastases", "lactase", "lipase" ]

C

ARC-Easy

arc_04_01464

A delta can be seen from the air at the mouth of the Mississippi River. This delta was formed by

[ "erosion.", "weathering.", "conservation of soil.", "deposition of sediment." ]

D

math_qa

mathqa_03_04118

a 250 m long train running at the speed of 120 km / hr crosses another train running in opposite direction at the speed of 80 km / hr in 9 sec . what is the length of the other train ?

[ "250", "245", "240", "235" ]

A

ARC-Easy

arc_04_01008

Which model best illustrates the wave property that enables scientists to explore Earth's interior using seismic waves?

[ "shining a light on rock in a bowl", "shining a light through a prism", "shining a light through a periscope", "shining a light on a sundial" ]

B

sciq

sciq_01_09705

Which gases trap heat in the atmosphere?

[ "greenhouse", "fluorine and nitrogen", "ozone", "methane and helium" ]

A

sciq

sciq_01_00737

What chemical affects the onset of puberty and duration?

[ "enzymes", "steroids", "acids", "hormones" ]

D

math_qa

mathqa_03_01495

the hiker walking at a constant rate of 6 miles per hour is passed by a motor - cyclist traveling in the same direction along the same path at 30 miles per hour . the motor - cyclist stops to wait for the hiker 12 minutes after passing her , while the hiker continues to walk at her constant rate , how many minutes must...

[ "30", "36", "40", "48" ]

D

sciq

sciq_01_06095

What does burning wood release into the atmosphere?

[ "helium", "oxygen", "hydrogen chloride", "carbon dioxide" ]

D

openbookqa

obqa_02_00577

A producer makes its own what?

[ "air", "grass", "body", "sustenance" ]

D

sciq

sciq_01_09131

Where do plankton, nekton, and benthos live?

[ "deserts", "arctic", "forests", "in the oceans" ]

D

sciq

sciq_01_08924

Amides are carbonyls attached to one nitrogen atom and one carbon or which other atom?

[ "hydrogen", "helium", "calcium", "nitrogen" ]

A

sciq

sciq_01_01921

A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees?

[ "pendulum", "weight", "gravity", "variation" ]

A

ARC-Easy

arc_04_01432

Jenny's class made an instrument to measure air pressure. The instrument is a

[ "thermometer.", "rain gauge.", "barometer.", "wind vane." ]

C

ARC-Easy

arc_04_01529

When scientists publish papers describing the results and conclusions of their experiments, members of the scientific community should

[ "collect their own data and rewrite the paper.", "evaluate the evidence in the paper.", "accept the paper as fact.", "ask the writer to write an alternate paper." ]

B

sciq

sciq_01_06795

Every chemical reaction between molecules involves breaking and forming of what?

[ "ions", "atomic pathways", "bonds", "orbits" ]

C

sciq

sciq_01_05278

What is part of a cycle that holds an element or water for a long period of time called?

[ "a reservoir", "a ditch", "a holding tank", "homeostasis" ]

A

ARC-Easy

arc_04_02071

Denise was driving east over a hill in the afternoon, shortly after a rain shower. Suddenly the sun broke through the clouds, and she saw a rainbow ahead of her. Which of the following made the rainbow possible?

[ "Sunlight can be separated into all the colors of the rainbow.", "Water reflects sunlight like a mirror to make it look colored.", "Overhead black clouds reflect in puddles to cause a mirage.", "Air pollution causes the sky to look colored under these conditions." ]

A

openbookqa

obqa_02_01340

If you're in the North Pole the North Star may be visible when?

[ "a weed", "two months", "a day", "all year round" ]

D

math_qa

mathqa_03_01925

right triangle pqr is to be constructed in the xy - plane so that the right angle is at p and pr is parallel to the x - axis . the x - and y - coordinates of p , q , and r are to be integers that satisfy the inequalities - 4 < = x < = 5 and 6 < = y < = 16 . how many different triangles with these properties could be co...

[ "110", "1,100", "9,900", "10,000" ]

C

sciq

sciq_01_09866

The vas deferens and ejaculatory ducts are part of what system?

[ "female adaptive system", "female reproductive system", "male reproductive system", "male circulatory system" ]

C