dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
openbookqa | obqa_02_01916 | Reducing bacteria in food prevents what? | [
"electricity",
"maladies",
"observation",
"signals"
] | B | reducing bacteria in food prevents illness in people |
ARC-Easy | arc_04_01778 | A teacher demonstrates a chemical reaction. A student observes that the test tube in which the reaction occurs becomes warm. What is the source of the thermal energy generated by the reaction? | [
"energy stored in the reactants",
"breaking bonds of the reactants",
"kinetic energy absorbed by the reaction",
"potential energy absorbed by the reaction"
] | A | null |
sciq | sciq_01_03807 | What is known as the universal solvent? | [
"water",
"air",
"oil",
"vinegar"
] | A | The ability of a solute to dissolve in a particular solvent is called solubility . Many chemical substances are soluble in water. In fact, so many substances are soluble in water that water is called the universal solvent. Water is a strongly polar solvent, and polar solvents are better at dissolving polar solutes. Man... |
medmcqa | medmcqa_05_01673 | Recommended dose of prednisolone for the treatment of desquamative gingivitis? | [
"Daily dose of 40 to 50 mg and maintenance dose of 5 to 10 mg",
"Daily dose of 30 to 40 mg and maintenance dose of 5 to 10 mg",
"Daily dose of 30 to 40 mg and maintenance dose of 10 to 20 mg",
"Daily dose of 40 to 50 mg and maintenance dose of 10 to 20 mg"
] | B | The recommended dose of prednisolone in the treatment of desquamative gingivitis is daily dose of 30 - 40mg and gradually reduced to daily maintenance of 5-10mg. |
openbookqa | obqa_02_00312 | Riding a two wheeled human powered vehicle is good for the environment because | [
"it runs without fuel",
"it helps people stay in shape",
"they are cheaper to maintain",
"they are more fun to drive"
] | A | riding a bike does not cause pollution |
math_qa | mathqa_03_02690 | when a random experiment is conducted , the probability that event a occurs is 1 / 5 . if the random experiment is conducted 4 independent times , what is the probability that event a occurs exactly twice ? | [
"16 / 625",
"56 / 625",
"96 / 625",
"126 / 625"
] | C | "one case is : 1 / 5 * 1 / 5 * 4 / 5 * 4 / 5 = 16 / 625 the total number of possible cases is 4 c 2 = 6 p ( event a occurs exactly twice ) = 6 * ( 16 / 625 ) = 96 / 625 the answer is c ." |
ARC-Easy | arc_04_00541 | The human body gets the energy it needs for growth and repair directly from | [
"soil",
"food",
"sunlight",
"water"
] | B | null |
openbookqa | obqa_02_03472 | Soil could be Earth's what? | [
"dermis",
"Buddy",
"Magic",
"Tears"
] | A | studying a soil sample means studying the microorganisms in that soil |
medmcqa | medmcqa_05_02328 | Colon contains | [
"Parietal cells",
"Chief cells",
"Brunner's gland",
"Goblet cells"
] | D | Mucous glands: Cell of mucous acini are tall with flat nuclei at their bases. The lumen of these acini is larger than the serous acini. In mucous glands the secretion contains mucopolysaccharides. The secretion collects in the apical pas of the cells. As a result nuclei are pushed to the base of the cell, and may be fl... |
openbookqa | obqa_02_01065 | A paper clip is often made of | [
"cobalt",
"wood",
"styrofoam",
"paper"
] | A | a paper clip is often made of ferromagnetic metals |
sciq | sciq_01_02545 | What is another name for producers? | [
"autotrophs",
"rotifers",
"plants",
"allergens"
] | A | Producers are organisms that produce food for themselves and other organisms. They use energy and simple inorganic molecules to make organic compounds. The stability of producers is vital to ecosystems because all organisms need organic molecules. Producers are also called autotrophs. There are two basic types of autot... |
sciq | sciq_01_07807 | What color is neptune? | [
"blue",
"pink",
"yellow",
"white"
] | A | Like Uranus, Neptune is blue. The blue color is caused by gases in its atmosphere, including methane. Neptune is not a smooth looking ball like Uranus. The planet has a few darker and lighter spots. When Voyager 2 visited Neptune in 1986, there was a large dark-blue spot south of the equator. This spot was called the G... |
sciq | sciq_01_06610 | How do molecules react when a gas is heated? | [
"they move slower",
"they move faster",
"they explode",
"they disintegrate"
] | B | Gases are compressible, meaning that when put under high pressure, the particles are forced closer to one another. This decreases the amount of empty space and reduces the volume of the gas. Gas volume is also affected by temperature. When a gas is heated, its molecules move faster and the gas expands. Because of the v... |
sciq | sciq_01_02706 | Both solids and liquids hold a definite what? | [
"mass",
"shape",
"size",
"volume"
] | D | You encounter solids and liquids in many forms in your everyday life. Solids, unlike liquids, hold a definite shape. Both solids and liquids hold a definite volume. However, on a molecular level, these two states of matter are quite different. In this lesson we will introduce some of the properties of liquids and solid... |
openbookqa | obqa_02_03891 | If a thing is residing in a hollowed out part of a tree, then it is probably | [
"a whale",
"an antelope",
"a person",
"a scavenger"
] | D | some raccoons live in hollow logs |
sciq | sciq_01_01173 | What is the opposite of nuclear fusion? | [
"might fission",
"Solar Power",
"nuclear fission",
"energy fission"
] | C | Nuclear fusion is the opposite of nuclear fission. In fusion, two or more small nuclei combine to form a single, larger nucleus. An example is shown in Figure below . In this example, two hydrogen nuclei fuse to form a helium nucleus. A neutron and a great deal of energy are also released. In fact, fusion releases even... |
math_qa | mathqa_03_04895 | how many shots of 1 cm radius can be prepared from a sphere of 3 cm radius ? | [
"33",
"88",
"27",
"88"
] | C | "4 / 3 π * 3 * 3 * 3 = 4 / 3 π * 1 * 1 * 1 * x x = 27 answer : c" |
sciq | sciq_01_02297 | In the body, what essential substance is pumped from the heart into arteries and then eventually into capillaries? | [
"blood",
"spinal fluid",
"water",
"lymphatic Fluid"
] | A | The solution to the last part of the example shows that speed is inversely proportional to the square of the radius of the tube, making for large effects when radius varies. We can blow out a candle at quite a distance, for example, by pursing our lips, whereas blowing on a candle with our mouth wide open is quite inef... |
medmcqa | medmcqa_05_00536 | A 65 year old male had MI one year ago. Now the same patients presents with hypertension. Which of the following drug is best suited for this patient? | [
"Clonidine",
"Thiazide",
"Metoprolol",
"Lisinopril"
] | D | Ans. (d) LisinoprilRef.: Harrison 19th ed. /1623, 18th edition ch. 247* ACEIs attenuate the development of left ventricular hypertrophy, improve symptomatology and risk of death from CHF, and reduce morbidity and mortality rates in post-myocardial infarction patients.* Similar benefits in cardiovascular morbidity and m... |
sciq | sciq_01_04874 | Serious imbalances, cancer and other diseases can result when expression of what goes awry? | [
"proteins",
"ribosomes",
"genes",
"gametes"
] | C | |
sciq | sciq_01_05412 | What states that chemical reactions occur when atoms, ions, or molecules collide? | [
"disturbance theory",
"collision theory",
"elemental theory",
"reaction theory"
] | B | Collision theory states that chemical reactions occur when atoms, ions, or molecules collide. In other words, these species need to make contact with one another in order for a reaction to take place. Based on this concept, along with a couple of other key points, collision theory helps to explain why certain factors w... |
sciq | sciq_01_07645 | What evolutionary concept emphasizes reproductive isolation? | [
"chemical species concept",
"biological species concept",
"reproductive method concept",
"toxic species concept"
] | B | 24.1 The biological species concept emphasizes reproductive isolation. |
ARC-Challenge | arc_04_02181 | Where is the biological magnification of pollutants most likely to be the greatest? | [
"in an estuary",
"in an open ocean",
"at an intertidal zone",
"at a hydrothermal vent"
] | A | null |
sciq | sciq_01_00227 | What property of warm air causes it to rise above cold air? | [
"greater density",
"greater pressure",
"lower density",
"higher temperature"
] | C | The warm-air vent is placed near the floor of the room. Warm air is less dense than cold air so it rises. If the warm-air vent were placed near the ceiling instead, how would this affect the transfer of thermal energy throughout the room?. |
openbookqa | obqa_02_04952 | A bulldozer alters the area of | [
"skyscrapers",
"the stock market",
"air",
"water"
] | A | breaking down an object changes that object 's shape and mass |
ARC-Challenge | arc_04_02758 | In a healthy forest, dead trees and limbs fall to the ground and decompose. Which of these statements best describes why decomposition is important to a forest ecosystem? | [
"Nutrients are released when wood is broken down.",
"Worms produce oxygen used by other organisms.",
"Dead trees provide nest sites for many different species of birds.",
"Water is stored in dead trees and limbs."
] | A | null |
medmcqa | medmcqa_05_02182 | Bronchopulmonary segment is supplied by ? | [
"Primary bronchus",
"Secondary bronchus",
"Teiary bronchus",
"Principal bronchus"
] | C | Ans. is 'c' i.e., Teiary bronchusIt is supplied independently by a segmental (teiary) bronchus and a teiary branch of the pulmonary aery. |
sciq | sciq_01_02769 | Transport epithelia that function in maintaining water balance also often function in disposal of what? | [
"metabolic wastes",
"absorption wastes",
"bacteria",
"organisms wastes"
] | A | |
sciq | sciq_01_01252 | Rainwater absorbs carbon dioxide (co 2 ) as it falls. the co 2 combines with water to form what? | [
"carbon monoxide",
"nitrate acid",
"carbonic acid",
"methane gas"
] | C | Rainwater absorbs carbon dioxide (CO 2 ) as it falls. The CO 2 combines with water to form carbonic acid. The slightly acidic water is especially good at dissolving the rock limestone. Groundwater creates landforms by dissolving away rock. |
math_qa | mathqa_03_02887 | on the coordinate plane , points p and u are defined by the coordinates ( - 1,0 ) and ( 3,3 ) , respectively , and are connected to form a chord of a circle which also lies on the plane . if the area of the circle is ( 25 / 4 ) π , what are the coordinates of the center of the circle ? | [
"( 1.5",
"'",
"( 2",
"'"
] | D | although it took me 3 mins to solve this question using all those equations , later i thought this question can be solved easily using options . one property to keep in mind - a line passing through the centre of the circle bisects the chord ( or passes from the mid point of the chord ) . now mid point of chord here is... |
sciq | sciq_01_08002 | What is the unique larval form of mollusks called? | [
"scallop",
"microfilariae",
"hydra",
"trochophore"
] | D | Mollusks reproduce sexually. Most species have separate male and female sexes. Gametes are released into the mantle cavity. Fertilization may be internal or external, depending on the species. Fertilized eggs develop into larvae. There may be one or more larval stages. Each one is different from the adult stage. Mollus... |
sciq | sciq_01_09871 | Catabolic and anabolic hormones in the body help regulate these? | [
"brain signals",
"hormone levels",
"nutrient levels",
"metabolic processes"
] | D | Hormonal Regulation of Metabolism Catabolic and anabolic hormones in the body help regulate metabolic processes. Catabolic hormones stimulate the breakdown of molecules and the production of energy. These include cortisol, glucagon, adrenaline/epinephrine, and cytokines. All of these hormones are mobilized at specific ... |
medmcqa | medmcqa_05_01924 | In Testicular Feminisation Syndrome (Androgen Insensitivity Syndrome) Gonadectomy is indicated - | [
"As soon as it is diagnosed",
"At puberty",
"Only when malignancy develops in it",
"When hirsutism is evident"
] | B | Ans-B At puberty - to ensure complete growth is achieved. |
sciq | sciq_01_01824 | Do motile cilia usually occur in small or large numbers on the cell surface? | [
"neither",
"small",
"large",
"mixed"
] | C | |
math_qa | mathqa_03_04138 | at a certain paint store forest green is made by mixing 4 parts blue paint with 3 parts yellow paint . verdant green is made by mixing 4 parts yellow paint with 3 parts blue paint . how many liters of yellow paint must be added to 7 liters of forest green to change it to verdant green ? | [
"5 / 3",
"2 / 7",
"7 / 3",
"1 / 7"
] | C | 7 liter of forset green have 4 liter of blue and 3 liter of yellow suppose we add x liter of yellow to make it a verdant green so the ratio of blue to yellow in verdant green is ¾ so the equation is blue / yellow = 4 / ( 3 + x ) = ¾ 9 + 3 x = 16 = > x = 7 / 3 answer : c |
sciq | sciq_01_09238 | Many ceramics are composed of what, which are salts containing anions composed of silicon and oxygen? | [
"vinylates",
"silicates",
"crystals",
"soils"
] | B | At 1600 °C, quartz melts to yield a viscous liquid. When the liquid cools, it does not crystallize readily but usually supercools and forms a glass, also called silica. The SiO4 tetrahedra in glassy silica have a random arrangement characteristic of supercooled liquids, and the glass has some very useful properties. Si... |
math_qa | mathqa_03_03617 | a bag contains 3 white marbles and 3 black marbles . if each of 3 girls and 3 boys randomly selects and keeps a marble , what is the probability that all of the girls select the same colored marble ? | [
"1 / 35",
"1 / 10",
"1 / 15",
"1 / 20"
] | B | first , total ways to select for all boys and girls , i . e 6 ! / ( 3 ! * 3 ! ) = 6 * 5 * 4 * 3 * 2 * 1 / 3 * 2 * 1 * 3 * 2 * 1 = 20 then there are one two way girls can have all same colors , either white or black . the number of ways in which 3 girls can select 3 white balls = 3 c 3 = 1 the number of ways in which 3 ... |
math_qa | mathqa_03_03030 | a 270 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 ? | [
"230",
"200",
"250",
"300"
] | A | "answer : option a explanation : relative speed = 120 + 80 = 200 km / hr . = 200 * 5 / 18 = 500 / 9 m / sec . let the length of the other train be x m . then , ( x + 270 ) / 9 = 500 / 9 = > x = 230 . answer a" |
sciq | sciq_01_02798 | Phase labels - and even special conditions - are sometimes included for the substances that are part of what? | [
"carbon equations",
"solid equations",
"chemical equations",
"toxic equations"
] | C | Many chemical equations also include phase labels for the substances: (s) for solid, (ℓ) for liquid, (g) for gas, and (aq) for aqueous (i. , dissolved in water). Special conditions, such as temperature, may also be listed above the arrow. For example, 2NaHCO. |
sciq | sciq_01_04185 | Which factor often changes a protein from an inactive form to an active form? | [
"nitrogen groups addition",
"oxygen groups addition",
"phosphate groups addition",
"lipid groups addition"
] | C | |
math_qa | mathqa_03_04505 | shreehari has 125 pencils . there are 25 students are studying in his class . he would like to give each student the same amount of pencils , how much should he give to each student ? | [
"12",
"7",
"5",
"15"
] | C | 125 / 25 = 5 the answer is c . |
openbookqa | obqa_02_04547 | Our only star provides us with energy that is | [
"temporary",
"inferior",
"expensive",
"reusable"
] | D | solar energy is a renewable resource |
sciq | sciq_01_01911 | What is the name of the symbiotic relationship in which one species benefits while the other species is not affected? | [
"pollenation",
"commensalism",
"differentiation",
"mutualism"
] | B | Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. For example, mites attach themselves to larger flying insects to get a “free ride. ” Hermit crabs use the shells of dead snails for homes. |
math_qa | mathqa_03_03305 | a man saves 25 % of his monthly salary . if an account of dearness of things he is to increase his monthly expenses by 10 % , he is only able to save rs . 175 per month . what is his monthly salary ? | [
"rs . 1000",
"rs . 2000",
"rs . 1500",
"rs . 3000"
] | A | "income = rs . 100 expenditure = rs . 75 savings = rs . 25 present expenditure 75 + 75 * ( 10 / 100 ) = rs . 82.5 present savings = 100 – 82.50 = rs . 17.50 if savings is rs . 17.50 , salary = rs . 100 if savings is rs . 175 , salary = 100 / 17.5 * 175 = 1000 answer : a" |
sciq | sciq_01_07364 | What is an ionic bond in nature? | [
"magnetic",
"kinetic",
"radioactive",
"electrostatic"
] | D | An ionic bond is electrostatic in nature. |
sciq | sciq_01_07850 | Tissues of marine bony fishes gain what from their surroundings? | [
"toxins",
"mercury",
"excess salts",
"absorb salts"
] | C | |
sciq | sciq_01_06813 | What signals the secretion of gastric acid? | [
"gastrin",
"leptin",
"hormone",
"pepsin"
] | A | Gastrin, which signals the secretion of gastric acid. |
math_qa | mathqa_03_02320 | what will be the ratio between the area of a rectangle and the area of a triangle with one of the sides of rectangle as base and a vertex on the opposite side of rectangle . | [
"1 : 2",
"2 : 1",
"3 : 1",
"data inadequate"
] | B | "area of δ ebc = 1 ⁄ 2 × bc × ef = 1 ⁄ 2 × bc × ab [ since , ef = ab ] area of δ ebc = 1 ⁄ 2 × area of δ abcd \ required ratio = 2 : 1 . answer b" |
sciq | sciq_01_02157 | Carbon behaves as a metal because it conducts which two things well? | [
"heat and electricity",
"electricity and oxygen",
"heat and water",
"heat and magnetism"
] | A | Carbon behaves as a metal because it conducts heat and electricity well. It is a nonmetal because it is black and brittle and cannot be made into sheets or wires. |
sciq | sciq_01_11331 | The cell expels waste and other particles through a process called what? | [
"metamorphisis",
"biosynthesis",
"exocytosis",
"endocytosis"
] | C | 3.6 Active Transport The combined gradient that affects an ion includes its concentration gradient and its electrical gradient. Living cells need certain substances in concentrations greater than they exist in the extracellular space. Moving substances up their electrochemical gradients requires energy from the cell. A... |
sciq | sciq_01_08686 | The distance between corresponding points of adjacent waves is known as the __________ | [
"wavelength",
"amplitude",
"absorption",
"bandwidth"
] | A | Wavelength is the distance between corresponding points of adjacent waves. Wavelengths of electromagnetic waves range from many kilometers to a tiny fraction of a millimeter. |
math_qa | mathqa_03_03696 | a and b undertake to do a piece of work for rs . 1200 . a alone can do it in 6 days while b alone can do it in 8 days . with the help of c , they finish it in 3 days . find the share of c . | [
"150",
"450",
"750",
"800"
] | A | "c ' s 1 day ' s work = 1 / 3 - ( 1 / 6 + 1 / 8 ) = 24 a : b : c = ratio of their 1 day ' s work = 1 / 6 : 1 / 8 : 1 / 24 = 4 : 3 : 1 . a ’ s share = rs . ( 1200 * 4 / 8 ) = rs . 600 , b ' s share = rs . ( 1200 * 3 / 8 ) = rs . 450 c ' s share = rs . [ 1200 - ( 300 + 225 » ) = rs . 150 . answer is a" |
sciq | sciq_01_06996 | In which continent are meerkats most likely to be found? | [
"North America",
"Australia",
"africa",
"South America"
] | C | Another example of cooperation is seen with meerkats. Meerkats are small mammals that live in Africa. They also live in groups and cooperate with one another. For example, young female meerkats act as babysitters. They take care of the baby meerkats while their parents are away looking for food. |
medmcqa | medmcqa_05_04862 | Anteroposterior stability of the knee joint is maintained by: | [
"Oblique popliteal ligament",
"Medial menisci",
"Cruciate ligaments",
"Medial collateral ligaments"
] | C | Ans. C. Cruciate ligamentsThe cruciate ligaments of the knee are the anterior cruciate ligament (ACL) and the posterior cruciate ligament (PCL). These ligaments are two strong, rounded bands that extend from the head of the tibia to the intercondyloid notch of the femur. They cross each other like the limbs of an X. Th... |
openbookqa | obqa_02_03154 | If you miss seeing a full moon, how long will you have to wait until you get another chance? | [
"7 days",
"a month",
"a week",
"168 hours"
] | B | each of the moon 's phases usually occurs once per month |
sciq | sciq_01_07909 | What source of water pollution picks up chemicals from the ground with water and carries them to bodies of water? | [
"sediment",
"fertilizer",
"runoff",
"erosion"
] | C | Water pollution comes from many sources. One of the biggest sources is runoff. Runoff picks up chemicals such as fertilizer from agricultural fields, lawns, and golf courses. It carries the chemicals to bodies of water. The added nutrients from fertilizer often cause excessive growth of algae, creating algal blooms (se... |
medmcqa | medmcqa_05_01443 | A 12 year old boy presents with recurrent attacks of conjunctivitis for the last 2 years with intense itching and ropy discharge. The diagnosis is | [
"Vernal conjunctivitis",
"Phlyctenular conjunctivitis",
"Trachoma",
"Viral conjunctivitis"
] | A | A i.e. Vernal conjunctivitis |
medmcqa | medmcqa_05_02955 | Surfactant lining the alveoli | [
"Helps prevent alveolar collapse.",
"Is produced in alveolar type I cells and secreted into the alveolus.",
"Is increased in the lungs of heavy smokers.",
"Is a glycolipid complex."
] | A | The low surface tension when the alveoli are small is due to the presence in the fluid lining the alveoli of surfactant, a lipid surface-tension-lowering agent. If the surface tension is not kept low when the alveoli become smaller during expiration, they collapse in accordance with the law of Laplace. |
medmcqa | medmcqa_05_02588 | Cast metal is protected from localized porosity by | [
"Bevelling",
"Adding reservior sprue.",
"Tunneling",
"Investment"
] | B | Proper planning if sprue location and reservior are essential to prevent porosity in cast alloys. |
medmcqa | medmcqa_05_02552 | Fulminant hepatitis is commonest with | [
"HAV",
"HBV",
"HCV",
"HDV Superinfection"
] | D | In HDV, Fulminant viral hepatitis is 5-20%; HEV: 1-2%; HBV: 0.1-1%; HCV: 0.1%; HAV: 0.1%Reference: Harrison&;s Principles of Internal Medicine; 19th edition; Chapter 360; Acute Viral Hepatitis |
sciq | sciq_01_02648 | Where does the earth gets its energy from? | [
"decomposers",
"sun",
"heat",
"precipitation"
] | B | Earth gets its energy from the Sun. The Sun gives off photons of energy that travel in waves. All the wavelengths of the Sun’s energy make up the electromagnetic (EM) spectrum. |
math_qa | mathqa_03_01397 | if * stands for / , / stands for - , + stands for * and - stands for + , then 9 / 8 * 7 + 5 - 10 = ? | [
"13.3",
"10.8",
"10.7",
"11.4"
] | A | 9 / 8 * 7 + 5 - 10 this expression becomes 9 - 8 / 7 * 5 + 10 after exchanging the symbols then the values for it would be 9 - 1.142 * 5 + 10 = 13.290 ( app ) = 13.3 answer : a |
sciq | sciq_01_07305 | More common in developing countries, parasitic diseases caused by roundworms often result from poor practice of what? | [
"agriculture",
"preventative medicine",
"personal hygiene",
"education"
] | C | Diseases caused by roundworms are more common in developing countries. Many parasitic diseases caused by roundworms result from poor personal hygiene. Contributing factors may include. |
math_qa | mathqa_03_04448 | a semicircle is drawn with ab as its diameter . from c , a point on ab , a line perpendicular to ab is drawn , meeting the circumference of the semicircle at d . given that ac = 2 cm and cd = 6 cm , the area of the semicircle in square cm will be ? | [
"30 pi'",
"40 pi'",
"50 pi'",
"60 pi'"
] | C | let o be center of circle and radius be x . c can be anywhere on ab . let us suppose that c is somewhere between a and o . ac = 2 cm . . . . so co = ( x - 2 ) do = x , cd = 6 cm cdo form a right angled triangle with right angle at c . using pythagoras theorem , x ^ 2 = 6 ^ 2 + ( x - 2 ) ^ 2 4 x = 40 x = 10 cm area = [ ... |
math_qa | mathqa_03_04660 | p , q and r together earn rs . 1620 in 9 days . p and r can earn rs . 600 in 5 days . q and r in 7 days can earn rs . 910 . how much amount does r can earn per day ? | [
"rs . 40",
"rs . 70",
"rs . 90",
"rs . 100"
] | B | "explanation : amount earned by p , q and r in 1 day = 1620 / 9 = 180 - - - ( 1 ) amount earned by p and r in 1 day = 600 / 5 = 120 - - - ( 2 ) amount earned by q and r in 1 day = 910 / 7 = 130 - - - ( 3 ) ( 2 ) + ( 3 ) - ( 1 ) = > amount earned by p , q and 2 r in 1 day - amount earned by p , q and r in 1 day = 120 + ... |
ARC-Easy | arc_04_01250 | A student pushes a wooden block across a sheet of sandpaper. Which characteristic of the block increases? | [
"hardness",
"mass",
"size",
"temperature"
] | D | null |
sciq | sciq_01_01371 | The numbers and types of species in most ecosystems change to some degree through time and this is called? | [
"continuous succession",
"environmental succession",
"ecological succession",
"physiological succession"
] | C | Imagine walking in the forest in Figure below . The towering trees have been growing here for hundreds of years. It may seem as though the forest has been there forever. But no ecosystem is truly static. The numbers and types of species in most ecosystems change to some degree through time. This is called ecological su... |
sciq | sciq_01_01513 | What is the colorless gas with a sharp, pungent odor used in smelling salts? | [
"ammonia",
"hydrogen",
"nitrogen",
"helium"
] | A | Ammonia is a colorless gas with a sharp, pungent odor. Smelling salts utilize this powerful odor. Gaseous ammonia readily liquefies to give a colorless liquid that boils at −33 °C. Due to intermolecular hydrogen bonding, the enthalpy of vaporization of liquid ammonia is higher than that of any other liquid except water... |
math_qa | mathqa_03_00557 | a can complete a project in 30 days and b can complete the same project in 30 days . if a and b start working on the project together and a quits 10 days before the project is completed , in how many days will the project be completed ? | [
"18 days",
"27 days",
"26.67 days",
"5 days"
] | D | "let x = the number of days taken to complete the project . the amount of work done by a is ( x - 10 ) * ( 1 / 20 ) . the amount of work done by b is ( x ) * ( 1 / 30 ) . ( 1 / 30 ) * ( x - 10 ) + ( 1 / 30 ) * ( x ) = 1 ( x / 30 ) + ( x / 30 ) - ( 10 / 30 ) = 1 2 x / 30 = 1 / 3 x = 5 therefore , the answer is d : 5 ." |
openbookqa | obqa_02_03914 | When observing animals in the wild, which of these are you most likely to see? | [
"A frog stalking a rabbit",
"A bear sticking its claws in the river",
"A wolf hunting an eagle",
"A tiger hunting a dolphin"
] | B | predators eat other animals |
sciq | sciq_01_03368 | What forms a barrier between the cytoplasm and the environment outside the cell? | [
"plasma membrane",
"epidermis",
"cuticle",
"cell wall"
] | A | The plasma membrane forms a barrier between the cytoplasm and the environment outside the cell. The plasma membrane has selective permeability. |
math_qa | mathqa_03_00615 | it takes 40 identical printing presses 15 hours to print 500,000 papers . how many hours would it take 30 of these printing presses to print 500,000 papers ? | [
"16",
"18",
"20",
"21"
] | C | 40 printing presses can do 1 / 15 of the job each hour . 30 printing presses can do 3 / 4 * 1 / 15 = 1 / 20 of the job each hour . the answer is c . |
medmcqa | medmcqa_05_03190 | Anatomical dead space is? | [
"l/3rd of tidal volume",
"2/5th of tidal volume",
"10 ml/kg of body weight",
"15 ml/kg of body weight"
] | A | ANSWER: (A) 1/3rd of tidal volumeREF: Guyton physiology 11th edition page 478, http://en.wikipedia.org/wiki/Dead_space_%28ph ysiology%29Indirect repeat in December 2010"The normal dead space air in a young adult man is about 150 millilitres. This increases slightly with age1'Some of the air a person breathes never reac... |
math_qa | mathqa_03_01977 | x does a work in 10 days . y does the same work in 15 days . in how many days they together will do the same work ? | [
"10",
"15",
"3",
"6"
] | D | "x ' s 1 day ' s work = 1 / 10 y ' s 1 day ' s work = 1 / 15 ( x + y ) ' s 1 day ' s work = ( 1 / 10 + 1 / 15 ) = 1 / 6 both together will finish the work in 6 days . correct option is d" |
medmcqa | medmcqa_05_04722 | Treatment of Phlyctenular conjunctivitis is | [
"Systemic steroids",
"Topical steroids",
"Antibiotics",
"Miotics"
] | B | It's an endogenous allergy treated by anti allergics and mild topical steroids Refer: Khurana 6th edition page number 83 |
sciq | sciq_01_05992 | All elements are most stable when their outermost shell is filled with electrons according to which rule? | [
"string rule",
"quartet rule",
"coupling rule",
"octet rule"
] | D | Chemical Reactions and Molecules All elements are most stable when their outermost shell is filled with electrons according to the octet rule. This is because it is energetically favorable for atoms to be in that configuration and it makes them stable. However, since not all elements have enough electrons to fill their... |
math_qa | mathqa_03_02383 | if ( n + 2 ) ! / n ! = 110 , n = ? | [
"2 / 131",
"9",
"10",
"11"
] | B | "( n + 2 ) ! / n ! = 110 rewrite as : [ ( n + 2 ) ( n + 1 ) ( n ) ( n - 1 ) ( n - 2 ) . . . . ( 3 ) ( 2 ) ( 1 ) ] / [ ( n ) ( n - 1 ) ( n - 2 ) . . . . ( 3 ) ( 2 ) ( 1 ) ] = 132 cancel out terms : ( n + 2 ) ( n + 1 ) = 110 from here , we might just test the answer choices . since ( 11 ) ( 10 ) = 110 , we can see that n... |
openbookqa | obqa_02_02395 | As the Earth rotates around a star, the world may | [
"freeze solid",
"become miniature",
"explode",
"enjoy various seasons"
] | D | the Earth revolving around the Sun causes the seasons to occur on its axis |
sciq | sciq_01_10362 | What conducts nerve-like electrical signals that help integrate whole-plant function? | [
"the spicule",
"the stamen",
"the stem",
"the ploem"
] | D | |
sciq | sciq_01_00948 | Adulthood is divided into how many stages? | [
"five",
"two",
"three",
"four"
] | C | Adulthood is divided into the stages of early, middle, and late adulthood. |
sciq | sciq_01_03477 | How do oceans help control global warming? | [
"Cooling air",
"absorbing carbon dioxide",
"releasing oxygen",
"reflecting light"
] | B | Ocean water also absorbs gases from the atmosphere. The most important are oxygen and carbon dioxide. Oxygen is needed by living things in the oceans. Much of the carbon dioxide sinks to the bottom of the seas. Carbon dioxide is a major cause of global warming. By absorbing carbon dioxide, the oceans help control globa... |
sciq | sciq_01_04487 | What is the most widely used form of renewable energy in the world? | [
"fossil fuel",
"wind",
"hydropower",
"solar"
] | C | Moving water has energy ( Figure above ). That energy is used to make electricity. Hydroelectric power , or hydropower, harnesses the energy of water moving down a stream. Hydropower is the most widely used form of renewable energy in the world. This abundant energy source provides almost one fifth of the world’s elect... |
math_qa | mathqa_03_01961 | 6.2 is what percent of 1000 ? | [
"62 %",
"6.2 %",
"0.62 %",
"0.062 %"
] | C | "10 % of 1000 is 100 . 6.2 is way less than 100 ( 10 % of 1000 ) . so it can not be 62 % of 1000 . eliminate option a 1 % of 1000 is 10 . 6.2 is less than 10 . so it cant be 6.2 % . eliminate option b ( 0.5 % ) i . e . half of 1 % of 1000 is 5 . but 6.2 is greater than 5 . . so it has to be greater than 0.5 % . . . hen... |
sciq | sciq_01_06593 | Yogurt is made with milk fermented with what? | [
"bacteria",
"viruses",
"disease",
"pathogens"
] | A | Describe hurricane formation and the damage they cause. |
openbookqa | obqa_02_04028 | What can humans hide from weather in? | [
"a shady tree",
"a local museum",
"a soda can",
"a playground"
] | B | shelter can protect humans from weather |
math_qa | mathqa_03_00586 | yesterday ' s closing prices of 2,200 different stocks listed on a certain stock exchange were all different from today ' s closing prices . the number of stocks that closed at a higher price today than yesterday was 20 percent greater than the number that closed at a lower price . how many of the stocks closed at a hi... | [
"484",
"726",
"1,200",
"1,320"
] | C | "lets consider the below - the number of stocks that closed at a higher price = h the number of stocks that closed at a lower price = l we understand from first statement - > h + l = 2200 - - - - ( 1 ) we understand from second statement - > h = ( 120 / 100 ) l = > h = 1.2 l - - - - ( 2 ) solve eq ( 1 ) ( 2 ) to get h ... |
math_qa | mathqa_03_03029 | what number has a 15 : 1 ratio to the number 10 ? | [
"130",
"100",
"200",
"150"
] | D | "15 : 1 = x : 10 x = 10 * 15 x = 150 answer : d" |
math_qa | mathqa_03_03774 | a bag contains 5 red , 4 blue and 3 green balls . if 2 ballsare picked at random , what is the probability that both are red ? | [
"1 / 13",
"2 / 23",
"5 / 33",
"4 / 27"
] | C | "p ( both are red ) , = 5 c 212 c 2 = 5 c 212 c 2 = 10 / 66 = 5 / 33 c" |
math_qa | mathqa_03_00149 | the sum of the ages of 5 children born at the intervals of 2 years each is 50 years . what is the age of the youngest child ? | [
"6",
"18",
"10",
"99"
] | A | let x = the youngest child . each of the other four children will then be x + 2 , x + 4 , x + 6 , x + 8 . we know that the sum of their ages is 50 . so , x + ( x + 2 ) + ( x + 4 ) + ( x + 6 ) + ( x + 8 ) = 50 therefore the youngest child is 6 years old answer : a |
ARC-Challenge | arc_04_02565 | A pesticide gets into the waters of the Everglades and wipes out many of the fish, amphibian and bird populations on which alligators depend for food. Which change would most likely occur among the alligator population? | [
"increase in the reproduction rate",
"decrease in the number of alligator deaths",
"increase in aggression between individuals",
"decrease in the number of alligators migrating"
] | C | null |
ARC-Easy | arc_04_00888 | A recent scientific study funded by a medical corporation concluded that its product is not as harmful as consumers have reported. Identify a possible problem with this study. | [
"Corporate scientists have less training than other scientists.",
"The results of the study may be influenced by bias.",
"Privately funded science is not verified by other scientists.",
"The study cannot be repeated with the same results."
] | B | null |
math_qa | mathqa_03_03293 | a sum of money is to be distributed among a , b , c , d in the proportion of 5 : 2 : 4 : 3 . if c gets $ 500 more than d , what is a ' s share ? | [
"$ 1200",
"$ 1600",
"$ 2000",
"$ 2500"
] | D | "let the shares of a , b , c and d be 5 x , 2 x , 4 x and 3 x respectively . then , 4 x - 3 x = 500 x = $ 500 a ' s share = 5 x = 5 * $ 500 = $ 2500 the answer is d ." |
math_qa | mathqa_03_01649 | sophia finished 2 / 3 of a book . she calculated that she finished 90 more pages than she has yet to read . how long is her book ? | [
"229",
"270",
"877",
"266"
] | B | let xx be the total number of pages in the book , then she finished 23 ⋅ x 23 ⋅ x pages . then she has x − 23 ⋅ x = 13 ⋅ xx − 23 ⋅ x = 13 ⋅ x pages left . 23 ⋅ x − 13 ⋅ x = 9023 ⋅ x − 13 ⋅ x = 90 13 ⋅ x = 9013 ⋅ x = 90 x = 270 x = 270 so the book is 270 pages long . answer : b |
openbookqa | obqa_02_04854 | the alps were formed by rock what? | [
"growing",
"melting",
"erupting",
"creasing"
] | D | the Alps were formed by rock folding |
openbookqa | obqa_02_03551 | To encourage population growth in an area | [
"dry out any water sources",
"add another water feature",
"plant more toxic flowers",
"kill off any prey"
] | B | as the available water in an environment increases , the populations of organisms in that environment will increase |
medmcqa | medmcqa_05_02041 | Not a boundary of gastrinoma triangle: | [
"Junction of 2nd and 3rd part of duodenum",
"Junction of 3rd and 4th part of duodenum",
"Junction of head with body of pancreas",
"Junction of cystic duct with common bile duct"
] | B | Ans. (b) Junction of 3rd and 4th part of duodenumPassaro Triangle:Boundaries:* 2nd and 3rd part of duodenum* Cystic duct and CBD junction* Neck of pancreas |
sciq | sciq_01_03142 | The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back. it serves to protect the brain, spinal cord, heart, and what else? | [
"ovaries",
"lungs",
"knees",
"intestines"
] | B | The Axial Skeleton The skeleton is subdivided into two major divisions—the axial and appendicular. The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back (Figure 7.2). It serves to protect the brain, spinal cord, heart, and lungs. It also serves as the ... |
sciq | sciq_01_05375 | When vascular disease causes stiffening of arteries, compliance is reduced and resistance to blood flow is increased. the result is more turbulence, higher pressure within the vessel, and reduced blood flow. this increases the work of this? | [
"lung",
"brain",
"muscles",
"heart"
] | D | Compliance Compliance is the ability of any compartment to expand to accommodate increased content. A metal pipe, for example, is not compliant, whereas a balloon is. The greater the compliance of an artery, the more effectively it is able to expand to accommodate surges in blood flow without increased resistance or bl... |
sciq | sciq_01_10277 | Which kind of flowers carry both male and female floral organs? | [
"creating flowers",
"perfect flowers",
"Upward Flowers",
"stunning flowers"
] | B | Figure 14.25 This image depicts the structure of a perfect and complete flower. Perfect flowers carry both male and female floral organs. (credit: modification of work by Mariana Ruiz Villareal). |
math_qa | mathqa_03_04272 | two trains of equal lengths take 10 sec and 20 sec respectively to cross a telegraph post . if the length of each train be 120 m , in what time will they cross other travelling in opposite direction ? | [
"16 sec",
"13 sec",
"17 sec",
"21 sec"
] | B | "speed of the first train = 120 / 10 = 12 m / sec . speed of the second train = 120 / 20 = 6 m / sec . relative speed = 12 + 6 = 18 m / sec . required time = ( 120 + 120 ) / 18 = 13 sec . answer : b" |
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