dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 4 758 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
openbookqa | obqa_02_03737 | A way for an octopus to evade predators is to | [
"befriend the predator",
"emulate a rock",
"swim around",
"bury itself underground"
] | B | avoiding predators has a positive impact on prey 's ability to reproduce |
sciq | sciq_01_04818 | A monosaccharide is the simplest carbohydrate and cannot be hydrolyzed to produce a smaller what? | [
"quark",
"carbohydrate molecule",
"amino acid",
"glucose atom"
] | B | A monosaccharide is the simplest carbohydrate and cannot be hydrolyzed to produce a smaller carbohydrate molecule. Disaccharides contain two monosaccharide units, and polysaccharides contain many monosaccharide units. |
openbookqa | obqa_02_03403 | If a person recycles a wooden stool, they could buy that same material again as a | [
"plastic cup",
"metal rod",
"gold trophy",
"yellow pencil"
] | D | An example of recycling is using an object to make a new object |
medmcqa | medmcqa_05_04039 | Green coloured i.v. cannula, the size is - | [
"18",
"20",
"22",
"24"
] | A | Ans. is 'a' i.e., 18Colour coding of iv cannuleSizeColour14 gOrange16 gGrey18 gGreen20 gPink22 gBlue24 gYellow/lime |
math_qa | mathqa_03_02989 | a car traveled 75 % of the way from town a to town b at an average speed of 80 miles per hour . the car travels at an average speed of s miles per hour for the remaining part of the trip . the average speed for the entire trip was 40 miles per hour . what is s ? | [
"16",
"20",
"25",
"30"
] | A | "total distance = 100 miles ( easier to work with % ) 75 % of the distance = 75 miles 25 % of the distance = 25 miles 1 st part of the trip → 75 / 80 = 0.9375 2 nd part of the trip → 25 / s = t total trip → ( 75 + 25 ) / 40 = 0.9375 + t » 100 / 40 = 0.9375 + t » 2.5 = 0.9375 + t » t = 1.5625 back to 2 nd part of the tr... |
ARC-Challenge | arc_04_03070 | Two balls rolled down two identical inclined planes. The balls were exactly the same mass and size, but one ball rolled down the inclined plane faster. Identify a possible reason that one ball rolled faster than the other ball. | [
"One ball was red and the other ball was blue.",
"One ball was new and the other ball was old.",
"One ball was shiny and the other ball was dull.",
"One ball was sticky and the other ball was smooth."
] | D | null |
math_qa | mathqa_03_01909 | jacob is 10 years old . he is 5 times as old as his brother . how old will jacob be when he is twice as old ? | [
"13",
"14",
"15",
"16"
] | B | "j = 10 ; j = 5 b ; b = 10 / 5 = 2 ; twice as old so b = 2 ( now ) + ( 2 ) = 4 ; jacob is 10 + 4 = 14 answer : b" |
openbookqa | obqa_02_04002 | Cola and mentos combined will | [
"expand quickly",
"evaporate",
"freeze",
"disappear"
] | A | combining two substances chemically causes chemical reactions |
sciq | sciq_01_04014 | Molecules of gas are rare in what outermost region of the planet's atmosphere? | [
"exosphere",
"ozone layer",
"thermosphere",
"ionosphere"
] | A | Gas molecules are exceedingly rare in the exosphere. |
sciq | sciq_01_10964 | What disease associated with smoking involves breakdown of walls of the alveoli, resulting in less gas exchange by the lungs? | [
"emphysema",
"leukemia",
"pneumonia",
"cancer"
] | A | Emphysema is a disease in which the walls of the alveoli break down so less gas can be exchanged by the lungs. The main symptom of emphysema is shortness of breath. The damage to the alveoli is usually caused by smoking and is permanent. |
sciq | sciq_01_05368 | What is the opening in the front of the eye? | [
"the iris",
"the cornea",
"the macula",
"the pupil"
] | D | The pupil is an opening in the front of the eye. It looks black because it doesn’t reflect any light. It allows light to enter the eye. The pupil automatically gets bigger or smaller to let more or less light in as needed. |
sciq | sciq_01_01641 | What is the term for the average number of individuals in a population for a given area? | [
"population structure",
"Area Density",
"population density",
"result density"
] | C | Another sign of a species’ state of health is the density of its populations. Population density is the average number of individuals in a population for a given area. Density is a measure of how crowded or spread out the individuals in a population are on average. For example, a population of 100 deer that live in an ... |
sciq | sciq_01_11086 | Most lipid hormones are derived from what? | [
"fat",
"cholesterol",
"tissue",
"protein"
] | B | Lipid-Derived Hormones (or Lipid-soluble Hormones) Most lipid hormones are derived from cholesterol and thus are structurally similar to it, as illustrated in Figure 37.2. The primary class of lipid hormones in humans is the steroid hormones. Chemically, these hormones are usually ketones or alcohols; their chemical na... |
openbookqa | obqa_02_04213 | If you need something to mix kool-aid, what would you avoid? | [
"faucet water",
"well water",
"seawater",
"bottled water"
] | C | the ocean contains large amounts of salt water |
math_qa | mathqa_03_02398 | the diagonal of a square is twice the side of equilateral triangle then the ratio of area of the triangle to the area of square is ? | [
"3 √ 9'",
"3 √ 8'",
"3 √ 7'",
"3 √ 5'"
] | B | let the side of equilateral triangle = 1 unit . we know that area of an equilateral triangle = 3 – √ 4 a 234 a 2 as side = 1 unit area of the equilateral triangle = 3 – √ 434 now diagonal of the square = 2 ( side of the equilateral triangle ) = 2 we know that area of the square = 12 d 212 d 2 where d = diagonal so area... |
sciq | sciq_01_03010 | Wind power, solar power, hydropower, and geothermal power are called renewable sources of energy or what other term? | [
"specific energy",
"alternative energy",
"conservative energy",
"mandatory energy"
] | B | Alternative energy sources include wind power, solar power, hydropower, and geothermal power. |
medmcqa | medmcqa_05_03858 | A trained dai caters for a population of – | [
"1000",
"2000",
"3000",
"4000"
] | B | Local dais (Traditional birth attendants)
Under Rural Health Scheme, all categories of local dies are trained to improve their knowledge in the elementary concepts of : -
MCH
Sterilization (Small family norm)
Training
Training is for 30 working days.
They are paid a stipend of Rs. 300 during training period.
Train... |
sciq | sciq_01_05243 | The domain geometry for a molecule with four electron pairs is called what? | [
"bent",
"linear",
"tetrahedral",
"trigonal planar"
] | C | As for methane and ammonia, the domain geometry for a molecule with four electron pairs is tetrahedral. In the water molecule, two of the electron pairs are lone pairs rather than bonding pairs. The molecular geometry of the water molecule is bent. The H-O-H bond angle is 104.5°, which is smaller than the bond angle in... |
sciq | sciq_01_06489 | Nearly all earthquakes occur where? | [
"plate boundaries",
"in Asia",
"in large cities",
"plate centers"
] | A | Nearly all earthquakes occur at plate boundaries, and all types of plate boundaries have earthquakes. |
sciq | sciq_01_08971 | What is emitted by nuclei in alpha, beta, and gamma decay? | [
"radiation",
"magnetic field",
"solar energy",
"convection"
] | A | There are several types of radioactive decay, including alpha, beta, and gamma decay. In all three types, nuclei emit radiation, but the nature of the radiation differs. The Table below shows the radiation emitted in each type of decay. You can watch a video about the three types at this URL: http://www. youtube. com/w... |
openbookqa | obqa_02_01785 | A bird such as a penguin can survive in arctic weather due to | [
"sunlight",
"bears",
"weather",
"feathers"
] | D | thick feathers can be used for keeping warm |
math_qa | mathqa_03_01130 | a certain box has 12 cards and each card has one of the integers from 1 to 12 inclusive . each card has a different number . if 2 different cards are selected at random , what is the probability that the sum of the numbers written on the 2 cards is less than the average ( arithmetic mean ) of all the numbers written on... | [
"1 / 11",
"2 / 23",
"3 / 34",
"4 / 45"
] | A | "the average of the numbers is 6.5 the total number of ways to choose 2 cards from 12 cards is 12 c 2 = 66 . the ways to choose 2 cards with a sum less than the average are : { 1,2 } , { 1,3 } , { 1,4 } , { 1,5 } , { 2,3 } , { 2,4 } the probability is 6 / 66 = 1 / 11 the answer is a ." |
ARC-Easy | arc_04_00699 | Sound waves can pass through all of these except | [
"air.",
"steel.",
"water.",
"a vacuum."
] | D | null |
openbookqa | obqa_02_02372 | A pot of cold water, with heat now applied, may be noted to have reached its boiling point when | [
"bubbles are seen",
"food is cold",
"water is warm",
"salt is added"
] | A | boiling point means temperature above which a liquid boils |
sciq | sciq_01_10806 | What is the name of the procedure where an unknown compound can be analyzed in the laboratory in order to determine the percentages of each element contained within it? | [
"chemical analysis",
"gaseous analysis",
"electrical analysis",
"elemental analysis"
] | D | In a procedure called elemental analysis , an unknown compound can be analyzed in the laboratory in order to determine the percentages of each element contained within it. These percentages can be transformed into the mole ratio of the elements, which leads to the empirical formula. The steps to be taken are outlined b... |
openbookqa | obqa_02_01227 | Newer hybrid cars will have what effect on the gas usage in the world over time? | [
"less",
"more",
"more electric",
"slower cars"
] | A | as mileage per galon of gasoline increases , the amount of gasoline used will decrease |
ARC-Easy | arc_04_00881 | Which characteristic is an example of learned behavior? | [
"a bear hibernating in the winter",
"a spider spinning a web in a tree",
"a butterfly migrating to the south",
"a dog scratching at a door to go out"
] | D | null |
sciq | sciq_01_00233 | What are fibers that depend on aerobic respiration called? | [
"fragile fibers",
"oxidative fibers",
"evaporative fibers",
"hydrogen fibers"
] | B | |
ARC-Challenge | arc_04_03093 | When a baby shakes a rattle, it makes a noise. Which form of energy was changed to sound energy? | [
"electrical",
"light",
"mechanical",
"heat"
] | C | null |
math_qa | mathqa_03_00102 | population of a city in 20004 was 1000000 . if in 2005 there isan increment of 15 % , in 2006 there is a decrements of 35 % and in 2007 there is an increment of 30 % , then find the population of city atthe end of the year 2007 | [
"976374",
"971750",
"980241",
"2356677"
] | B | "required population = p ( 1 + r 1 / 100 ) ( 1 - r 2 / 100 ) ( 1 + r 3 / 100 ) = p ( 1 + 15 / 100 ) ( 1 - 35 / 100 ) ( 1 + 30 / 100 ) = 971750 b" |
math_qa | mathqa_03_01325 | obra drove 120 π meters along a circular track . if the area enclosed by the circular track on which she drove is 57,600 π square meters , what percentage of the circular track did obra drive ? | [
"6.67 %",
"12.5 %",
"18.75 %",
"25 %"
] | D | "area enclosed by the circular track on which she drove is 57,600 π square meters so , π ( r ^ 2 ) = 57,600 π - - - > ( r ^ 2 ) = 57,600 - - - > r = 240 circumference of the circular track = 2 π r = 480 π therefore , part of circumference covered = 120 π / 480 π = 25 % hence , answer is d ." |
math_qa | mathqa_03_03578 | a rectangular tiled patio is composed of 30 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 30 tiles , and it will still be rectangular . how many rows are in the tile patio before th... | [
"5",
"6",
"10",
"13"
] | A | "suppose there are c columns and there are r rows original situation so , number of tiles = c * r = 30 also . reach column has r tiles and each row has c tiles new situation number of tiles in each column is r - 2 and number of tiles in each row is c + 4 so , number of rows = r - 2 and number of columns is c + 4 so , n... |
ARC-Easy | arc_04_00843 | A squid is an animal that lives in the ocean. It pumps a stream of water out of its body, causing it to move rapidly. Which of the following mechanical systems moves in a way most similar to the squid? | [
"a bus",
"a helicopter",
"a rocket",
"a train"
] | C | null |
sciq | sciq_01_05177 | What is our sun's next stage called? | [
"super nova",
"white giant",
"red giant",
"blue giant"
] | C | A star like our Sun will become a red giant in its next stage. When a star uses up its hydrogen, it begins to fuse helium atoms. Helium fuses into heavier atoms like carbon. At this time the star’s core starts to collapse inward. The star's outer layers spread out and cool. The result is a larger star that is cooler on... |
sciq | sciq_01_03123 | What kind of waves travel through liquids and solids as well as air? | [
"radio waves",
"mind waves",
"light waves",
"sound waves"
] | D | Sound waves can travel through many different kinds of matter. Most of the sounds we hear travel through air, but sounds can also travel through liquids such as water and solids such as glass and metal. If you swim underwater — or even submerge your ears in bathwater — any sounds you hear have traveled to your ears thr... |
ARC-Easy | arc_04_00473 | A teacher is performing a demonstration about static electricity for his class by rubbing a balloon against a wool sweater. The balloon sticks to the wool sweater. Which particles are exchanged during the demonstration? | [
"atoms",
"protons",
"neutrons",
"electrons"
] | D | null |
medmcqa | medmcqa_05_04071 | A 56 year old Chronic smoker, mass in bronchus resected. Most useful immunohistochemical marker to make a proper diagnosis would be - | [
"Cytokeratin",
"Vimentin",
"Epithelial membrane cadherin",
"Leucocyte common antigen"
] | A | Mass in bronchus in an old chronic smoker suggest bronchogenic carcinoma. The marker of carcinoma, on immunohistochemistry, is cytokeratin.
Other epithelial markers for carcinoma are :-
Epithelial membrane antigen (EMA):- Breast, lung and Kidney's adenocarcinoma.
Carcino-embryonic antigen: - Carcinomas of GIT, pancre... |
sciq | sciq_01_09712 | Underground rock in a molten state is called? | [
"magma",
"igneous",
"lava",
"gaseous"
] | A | A: It is always very hot deep underground where molten rock originates. The high temperatures give rock enough energy to melt and remain in a molten state. Underground rock in this state is called magma. |
medmcqa | medmcqa_05_04777 | A 36-year-old female nurse comes to the clinic due to a sensation of fast hea rate, slight dizziness, and vague chest fullness. Blood pressure is 110/70. The following rhythm strip is obtained, which shows | [
"Atrial fibrillation",
"Atrial flutter",
"Supraventricular tachycardia",
"Ventricular tachycardia"
] | C | Paroxysmal supraventricular tachycardia due to AV nodal reentry typically displays a narrow QRS complex without clearly discernable P waves, with a rate in the 160 to 190 range. The atrial rate is faster in atrial flutter, typically with a classic sawtooth pattern of P waves, with AV conduction ratios most commonly 2:1... |
sciq | sciq_01_04503 | The voltage is measured using a voltmeter, which measures which difference across two points? | [
"potential difference",
"Distance",
"average difference",
"actual difference"
] | A | A uniform electric field makes it easier to measure the difference in electric potential energy. This energy, also called the electric potential difference is commonly referred to as the voltage , based on the unit, volt (V). To measure the voltage across some distance, it is necessary to pick a position to be the rela... |
sciq | sciq_01_07101 | Zinc is what kind of metal.? | [
"active move metal",
"active transition metal",
"active flow metal",
"passive stagnant metal"
] | B | Figure 18.7 Zinc is an active transition metal. It dissolves in hydrochloric acid, forming a solution of colorless Zn 2+ ions, Cl– ions, and hydrogen gas. |
medmcqa | medmcqa_05_00073 | Cullen's sign - | [
"Bluish disclolouration of the flanks",
"Bluish disclolouration of the flanks",
"Migratory thrombophelebitis",
"Subcutaneous fat necrosis"
] | B | Ans. is 'b' i.e., Bluish discolouration in the umbilicus Cullen's sign - Bluish discoloration at the umbilicus Grey Turner's sign - Bluish discoloration at the flanks Ct. Mnemonic: GF (Girl Friend) Cullens --> Umbilicus Grey Turner's --> Flanks |
medmcqa | medmcqa_05_00246 | Drug of choice for ovulation induction - | [
"Clomiphene",
"FSH",
"LH",
"Hcg"
] | A | Ans. is 'a' i.e., Clomiphene o Ovulation should be induced with clomiphene citrate 50 mg/day from day 2 to day 6 of the cycle, for 5 days,o Dose can be increased upto lOOmg, if response is not satisfactory,o If clomiphene fails in 6-8 cycles, FSH & HCG Therapy is recommended.o To avoid peripheral suppressive oestrogeni... |
sciq | sciq_01_10327 | What are the dark areas that appear on the sun called? | [
"sunspots",
"coronas",
"anomalies",
"coreolis effect"
] | A | Tiny Mercury is the small black dot in the lower center of this picture of the Sun. The larger dark area near the left edge is a sunspot. |
medmcqa | medmcqa_05_01384 | Investigation of choice in whole-body imaging in metastasis is | [
"MRI",
"Angiography",
"Venography",
"CT scan"
] | A | Whole body diffusion weighted imaging along with anatomical images such as T1 and T2 can be very useful for the evaluation of malignant tumors/metastasis alternative to PET/CT.The disadvantage is that it is time-consuming investigation The basic principle of DWI is based on the Brownian motion of water molecules which ... |
ARC-Easy | arc_04_00740 | Which instrument should a student use to measure exactly 10 milliliters (mL) of water? | [
"graduated cylinder",
"pan balance",
"ruler",
"thermometer"
] | A | null |
openbookqa | obqa_02_02942 | A woman looking through binoculars is watching something | [
"distant",
"near",
"close",
"beside her"
] | A | binoculars are used for observing distant objects |
math_qa | mathqa_03_02000 | sandy is younger than molly by 14 years . if the ratio of their ages is 7 : 9 , how old is sandy ? | [
"42",
"49",
"56",
"63"
] | B | "let sandy ' s age be 7 x and let molly ' s age be 9 x . 9 x - 7 x = 14 x = 7 sandy is 49 years old . the answer is b ." |
sciq | sciq_01_02785 | The help with diffusion comes from special proteins in the membrane known as what? | [
"lazy proteins",
"installation proteins",
"navigation proteins",
"transport proteins"
] | D | Water and many other substances cannot simply diffuse across a membrane. Hydrophilic molecules, charged ions, and relatively large molecules such as glucose all need help with diffusion. The help comes from special proteins in the membrane known as transport proteins . Diffusion with the help of transport proteins is c... |
openbookqa | obqa_02_00609 | The past week has been warm, humid and foggy. As the weather is supposed to cool a little bit tomorrow, a reasonable person could assume that tomorrow will be | [
"rainy",
"clear",
"hot",
"steamy"
] | A | water vapor condensing in clouds causes rain |
math_qa | mathqa_03_00792 | in a hostel , the number of students decreased by 5 % and the price of food increased by 20 % over the previous year . if each student consumes the same amount of food then by how much should the consumption of food be cut short by every student , so that the total cost of the food remains the same as that of the previ... | [
"19 %",
"12.3 %",
"25 %",
"40 %"
] | B | cost of food ( c ) = food consumed per student ( f ) * number of students ( n ) * price of food ( p ) originally , c = fnp when number of students decrease by 5 % , and the price of food increases by 20 % , c = f ( new ) * ( 0.95 n ) * ( 1.2 p ) = > f ( new ) = f / ( 0.95 * 1.2 ) = > f ( new ) = 0.877 f therefore the n... |
sciq | sciq_01_05896 | In mammals, air is warmed and humidified in what? | [
"lungs",
"nasal cavity",
"esophagus",
"stomach"
] | B | 16.3 Circulatory and Respiratory Systems Animal respiratory systems are designed to facilitate gas exchange. In mammals, air is warmed and humidified in the nasal cavity. Air then travels down the pharynx and larynx, through the trachea, and into the lungs. In the lungs, air passes. |
medmcqa | medmcqa_05_02792 | Tardy ulnar nerve palsy occurs in fracture involving | [
"Medial condyle",
"Lateral condyle",
"Olecranon",
"Medial condyle"
] | B | Ans. b (Lateral condyle) (Ref. Maheshwari orthopedics 4th/87)Complications of fracture of lateral condyle of humerus^# Nonunion# Cubitus valgus deformity- May reult in late ulnar nerve palsy (tardy ulnar nerve palsy)- Mild deformity needs no Rx- Moderate to severe may need supracondylar osteotomy.- Anterior transpositi... |
medmcqa | medmcqa_05_01232 | Calcium in human milk is (mg/100gm) - | [
"200",
"100",
"70",
"28"
] | D | Ans. is 'd' i.e., 28 Cow's milkHuman milkLactose (g)4.47.4Proteins (g)3.21.1Fat (g)4.13.4Calcium (mg)12028Iron (mg)0.21.0Water (g)8788Energy (Kcal)6765 |
medmcqa | medmcqa_05_01831 | Which mutation is seen in Down’s syndrome - | [
"Monosomy X",
"Trisomy 21",
"Trisomy 22",
"Trisomy 22"
] | B | The basic molecular defect in Down's syndrome is the extra genetic material of chromosome 21. It may be due to :
1) Trisomy 21
This is the most common cause (95%). There is an extra chromosome 21 (i.e. three 21 chromosomes) which is due to meiotic nondisjunction in the ovum. The extra chromosome is of maternal origin... |
math_qa | mathqa_03_02149 | if the average of t , b , c , 14 and 15 is 12 . what is the average value of t , b , c and 29 | [
"12",
"13",
"14",
"15"
] | D | t + b + c + 14 + 15 = 12 * 5 = 60 = > t + b + c = 60 - 29 = 31 t + b + c + 29 = 31 + 29 = 60 average = 60 / 4 = 15 answer d |
ARC-Easy | arc_04_01682 | Which could be a possible way to prevent wildlife species from becoming endangered? | [
"drinking less water",
"establishing more habitats",
"cutting down more forests",
"stopping underground coal mining"
] | B | null |
sciq | sciq_01_08008 | What are the two main types of air pollutants? | [
"good and bad",
"a and b",
"new and old",
"primary and secondary"
] | D | There are two main types of air pollutants: primary and secondary. Most air pollutants come from burning fossil fuels. Some come from burning forests. Some are due to the evaporation of chemicals. |
openbookqa | obqa_02_01043 | Generally, electricity cannot flow through | [
"incomplete conductive paths",
"complete conductive paths",
"closed circuits",
"low-resistant electrons"
] | A | electricity can not flow through an open circuit |
openbookqa | obqa_02_03676 | What has a positive impact on a bodies strength? | [
"pumping iron",
"overeating",
"flying",
"dying"
] | A | exercise has a positive impact on a body 's strength |
sciq | sciq_01_11530 | In the case of a light bulb, electricity is converted to light and what kind of energy? | [
"thermal",
"abstract",
"chemical",
"nuclear"
] | A | Most circuits have devices such as light bulbs that convert electric energy to other forms of energy. In the case of a light bulb, electricity is converted to light and thermal energy. |
medmcqa | medmcqa_05_00802 | Most common metal causing contact dermatitis | [
"Zinc",
"Gold",
"Cobalt",
"Nickel"
] | D | Nickel allergy is one of the most common causes of contact allergic dermatitis. The most common sites for nickel dermatitis are the earlobes (from earrings), the wrists (from a watch strap) and the lower abdomen (from a jeans stud); the affected areas become intensely itchy and may become red and blistered (acute derma... |
openbookqa | obqa_02_01413 | when the needle of a compass lines up with Earth 's magnetic poles , the needle is | [
"pointing east",
"pointing west",
"pointing at arctic",
"pointing to space"
] | C | when the needle of a compass lines up with Earth 's magnetic poles , the needle points north |
sciq | sciq_01_06515 | What is the term for a symbiotic relationship in which one species benefits while the other species is not affected? | [
"parasitism",
"pollenation",
"commensalism",
"mutualism"
] | C | Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. An example is the relationship between birds called cattle egrets and cattle (see Figure below ). Cattle egrets feed on insects. They follow cattle herds around to take advantage of the insects stirred up by ... |
openbookqa | obqa_02_04152 | Living underground can be used for hiding from what? | [
"food",
"hunters",
"dirt",
"water"
] | B | living underground can be used for hiding from predators |
ARC-Challenge | arc_04_02569 | The early Greeks are credited with many valid concepts in astronomy. Some of their theories were correct; some were later proven incorrect. One theory was that Earth was the center of the universe and that other planets circled Earth. The Greeks thought Earth did not move because its movement was not obvious from the s... | [
"the moon revolving around Earth",
"Earth revolving around the sun",
"the moon rotating on its axis",
"Earth rotating on its axis"
] | A | null |
openbookqa | obqa_02_03986 | A balance is used to measure the what of a substance? | [
"depth",
"height",
"tall",
"heaviness"
] | D | a balance is used for measuring weight of a substance |
sciq | sciq_01_09841 | The common cold and flu are examples of human diseases caused by what tiny particles? | [
"viruses",
"infections",
"parasites",
"bacteria"
] | A | Viruses , like the one depicted in Figure below , are tiny particles that may cause disease. Human diseases caused by viruses include the common cold and flu. Do you think viruses are prokaryotes or eukaryotes? The answer may surprise you. Viruses are not cells at all, so they are neither prokaryotes nor eukaryotes. |
ARC-Easy | arc_04_00750 | What types of cells are found only in organisms that reproduce sexually? | [
"blood cells",
"neurons",
"skin cells",
"gametes"
] | D | null |
openbookqa | obqa_02_02787 | Chewying and swallowing a steak | [
"serves it hot",
"breaks it down",
"losses energy",
"dies"
] | B | break down means change from a whole into pieces |
medmcqa | medmcqa_05_00219 | Fragmented medullary hair are found in | [
"Negros",
"Mongols",
"Caucasians",
"Europeans"
] | A | A i.e. Negro - Anteroposterior diameter (i.e. length) of skull is minimum in Brachycephaly4 (sho headed) and maximum in DolicocephalyQ. - The skull of Aryan's (Indians), Arborigines & Negroes is dolico-cephalic, with cephalic index between 70 - 75Q. Radio humeral index is80 in blacks. Tibio femoral index is83 in Blacks... |
openbookqa | obqa_02_02354 | Which is activity is least likely to be inherited? | [
"how to taste food",
"how to hear sound",
"how to breathe oxygen",
"how to cook pasta"
] | D | doing chores is a learned characteristic |
sciq | sciq_01_06908 | In many cases, the alkali metal amide salt (mnh2) is not very soluble in liquid ammonia and does what? | [
"evaporates",
"precipitates",
"isolates",
"settles"
] | B | where the (am) designation refers to an ammonia solution, analogous to (aq) used to indicate aqueous solutions. Without a catalyst, the reaction in Equation 21.20 tends to be rather slow. In many cases, the alkali metal amide salt (MNH2) is not very soluble in liquid ammonia and precipitates, but when dissolved, very c... |
sciq | sciq_01_07656 | Some of the biggest waves occur with what type of storm that forms over the ocean and brings high winds? | [
"tropical depression",
"tropical storm",
"hurricane",
"tsunami"
] | C | The size of an ocean wave depends on how fast, over how great a distance, and how long the wind blows. The greater each of these factors is, the bigger a wave will be. Some of the biggest waves occur with hurricanes. A hurricane is a storm that forms over the ocean. Its winds may blow more than 150 miles per hour! The ... |
openbookqa | obqa_02_00707 | Soil quality is improved when | [
"rain water floods the land",
"organisms pass and rot away",
"small trees sprout up",
"microscopic insects infest the landscape"
] | B | decomposition increases the amount of nutrients in the soil |
math_qa | mathqa_03_00525 | in a 100 m race , a beats b by 10 m and c by 13 m . in a race of 180 m , b will beat c by : | [
"3",
"7",
"8",
"6"
] | D | a : b = 100 : 90 . a : c = 100 : 87 . \ inline \ fn _ jvn { \ color { black } \ therefore \ frac { b } { c } = \ left ( \ frac { b } { a } \ times \ frac { a } { c } \ right ) = \ left ( \ frac { 90 } { 100 } \ times \ frac { 100 } { 87 } \ right ) = \ frac { 30 } { 29 } } when b runs 30 m , c runs 29 m . when b runs 1... |
medmcqa | medmcqa_05_03682 | Most West Africans and people with origins in that region carry the Duffy-negative FyFy phenotype and are therefore resistant to______ malaria | [
"P. vivax",
"P. ovale",
"P. malariae",
"P. falciparum"
] | A | Ans. a (P. vivax) (Ref. Harrison 18th/ ch. 210)# After entry into the bloodstream, merozoites rapidly invade erythrocytes and become trophozoites.# Attachment is mediated via a specific erythrocyte surface receptor.# In the case of P. vivax, this receptor is related to the Duffy blood-group antigen Fya or Fyb.# Most We... |
medmcqa | medmcqa_05_02308 | A 2-year-old child is brought by parents with history of seizures and developmental delay. He has multiple hypopigmented macules over the back. What is the most probable diagnosis: | [
"Neurofibromatosis type I",
"Tuberous sclerosis",
"Sturge Weber syndrome",
"Linear sebacous nevus syndrome"
] | B | b. Tuberous sclerosis(Ref: Nelson's 20/e p 2877-2878, Ghai p 586)History of seizures and developmental delay along with multiple hypopigmented macules over the back suggests Tuberous sclerosis. |
medmcqa | medmcqa_05_04778 | Transfer of a portion of DNA from one bacterium to another by the bacteriophage is known as: | [
"Transformation",
"Transduction",
"Transcription",
"Lysogenic conversion"
] | B | Ans. B. Transduction. (Ref. Ananthanarayan, Microbiology, 6th ed., 53).METHODS of TRANSMISSION OF GENETIC MATERIAL IN BACTERIAMethodSalient featuresTransformation- Transfer of genetic information through agency of free DNA.Transduction- Transfer of a portion of DNA from one bacteria to another by transduction phase.- I... |
sciq | sciq_01_10812 | Because the masses of subatomic particles are so small, a new unit, called what, was defined? | [
"nuclear mass unit",
"atomic volume unit",
"atomic mass unit",
"particle mass unit"
] | C | Chadwick’s work resulted in a new understanding of the nucleus of the atom; it is comprised of both protons and neutrons. Because the masses of subatomic particles are so small, a new unit, called an atomic mass unit (amu), was defined. Protons and neutrons each have a mass of approximately one amu. The Table below des... |
sciq | sciq_01_09656 | Genetic traits are characteristics encoded in what? | [
"rna",
"dna",
"bacteria",
"nuclei"
] | B | Characteristics that are encoded in DNA are called genetic traits . Different types of human traits are inherited in different ways. Some human traits have simple inheritance patterns like the traits that Gregor Mendel studied in pea plants. Other human traits have more complex inheritance patterns. |
sciq | sciq_01_10428 | What is the ability of an atom to emit charged particles and energy from its nucleus called? | [
"power",
"conductivity",
"radioactivity",
"accumulation"
] | C | Radioactivity is the ability of an atom to emit charged particles and energy from its nucleus. The charged particles and energy are called by the general term radiation. |
sciq | sciq_01_09086 | The pion can only be created by violating the conservation of what? | [
"momentum",
"time-space",
"quantum physics",
"mass-energy"
] | D | Specifically for the strong nuclear force, Yukawa proposed that a previously unknown particle, now called a pion, is exchanged between nucleons, transmitting the force between them. Figure 33.3 illustrates how a pion would carry a force between a proton and a neutron. The pion has mass and can only be created by violat... |
sciq | sciq_01_08899 | For fertilization to occur in angiosperms, pollen has to be transferred to the stigma of what? | [
"flower",
"leaf",
"root",
"stem"
] | A | 32.2 Pollination and Fertilization For fertilization to occur in angiosperms, pollen has to be transferred to the stigma of a flower: a process known as pollination. Gymnosperm pollination involves the transfer of pollen from a male cone to a female cone. When the pollen of the flower is transferred to the stigma of th... |
openbookqa | obqa_02_04916 | sound can be heard when it reaches what? | [
"hearing organ",
"brain",
"eyes",
"neck"
] | A | when sound reaches the ear , that sound can be heard |
sciq | sciq_01_00866 | What kind of chain is formed by subduction of oceanic crust beneath a continental or oceanic plate? | [
"volcano",
"mountain",
"chain reaction",
"tsunami"
] | A | Subduction of oceanic crust beneath a continental or oceanic plate creates a chain of volcanoes. |
sciq | sciq_01_00690 | Ovulation is the release of an egg from the what? | [
"fallopian tubes",
"vagina",
"ovary",
"cervix"
] | C | Ovulation, the release of an egg from the ovary, occurs at about the midpoint of the cycle. This would be around day 14 of a 28 day cycle. The egg is swept into the fallopian tube. If sperm is present, fertilization may occur. As sperm can only survive in the fallopian tube for up to a few days, fertilization can only ... |
math_qa | mathqa_03_01169 | the cost price of a radio is rs . 2400 and it was sold for rs . 2100 , find the loss % ? | [
"12.5 %",
"11 %",
"13 %",
"15 %"
] | A | "2400 - - - - 300 100 - - - - ? = > 12.5 % answer : a" |
sciq | sciq_01_06913 | What are the two loops of blood flow in the cardiovascular system? | [
"pulmonary and systemic",
"anabolic and metabolic",
"aerobic and anaerobic",
"systolic and diastolic"
] | A | The cardiovascular system circulates blood through two different loops. Pulmonary circulation is a loop that carries blood between the heart and lungs. Systemic circulation is a loop that carries blood between the heart and the rest of the body. |
openbookqa | obqa_02_03657 | Plants often use which enticing substance when attracting pollinators? | [
"sweet things",
"songs",
"comedy",
"bees"
] | A | A bird is a pollinating animal |
sciq | sciq_01_03651 | The hepatitis virus attacks only cells of what organ? | [
"kidney",
"liver",
"brain",
"lungs"
] | B | How Viruses Infect Specific Organs Specific glycoprotein molecules exposed on the surface of the cell membranes of host cells are exploited by many viruses to infect specific organs. For example, HIV is able to penetrate the plasma membranes of specific kinds of white blood cells called T-helper cells and monocytes, as... |
openbookqa | obqa_02_03046 | tuna swim extremely fast to catch | [
"sharks",
"kelp",
"anchovies",
"starfish"
] | C | some predators move quickly to catch prey |
openbookqa | obqa_02_03170 | How do bats avoid crashing into trees while flying around at night? | [
"they wander around aimlessly lost",
"they bounce their screams off of things",
"they ask someone where to go",
"they see with their eyes"
] | B | sonar is used to find the location of an object |
sciq | sciq_01_03408 | Mirrors and lenses are used in optical instruments to reflect and refract what? | [
"gravity",
"electricity",
"light",
"mass"
] | C | Mirrors and lenses are used in optical instruments to reflect and refract light. Optical instruments include microscopes, telescopes, cameras, and lasers. |
math_qa | mathqa_03_04043 | two employees m and n are paid a total of $ 594 per week by their employer . if m is paid 120 percent of the salary paid to n , how much is n paid per week ? | [
"$ 240",
"$ 250",
"$ 260",
"$ 270"
] | D | 1.2 n + n = 594 2.2 n = 594 n = 270 the answer is d . |
math_qa | mathqa_03_02430 | 5000 - 4500 ÷ 10.00 = ? | [
"4550",
"5000",
"0.5",
"4000"
] | A | "answer given expression = 5000 - 4500 ÷ 10.00 = 5000 - 450 = 4550 correct option : a" |
openbookqa | obqa_02_03547 | Succulents will die during winter months in canada without the aide of a | [
"glass structure",
"firehouse",
"smokehouse",
"bonfire"
] | A | a greenhouse is used to protect plants by keeping them warm |
math_qa | mathqa_03_04142 | a mobile battery in 1 hour charges to 20 percent . how much time ( in minute ) will it require more to charge to 30 percent . | [
"145",
"90",
"175",
"160"
] | B | 1 hr = 20 percent . thus 15 min = 5 percent . now to charge 30 percent 90 min . answer : b |
ARC-Easy | arc_04_00231 | Which is a source of sound? | [
"thermal energy",
"potential energy",
"a vibration",
"a medium"
] | C | null |
sciq | sciq_01_08709 | Rubber is an example of what type of substances that do not allow electrons to move through them? | [
"semi-conductor",
"solids",
"insulators",
"conductor"
] | C | A common method of producing charge in the lab is to rub cat or rabbit fur against stiff rubber, producing a negative charge on the rubber rod. If you hold a rubber rod on one end and rub only the tip of the other end with a fur, you will find that only the tip becomes charged. The electrons you add to the tip of the r... |
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