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 ⌀ |
|---|---|---|---|---|---|
medmcqa | medmcqa_05_00725 | What is meant by "Suppositions child": | [
"Child born out of wedlock",
"Child fictitiously claimed by a woman",
"Second born of a twin pregnancy",
"Child is born after aificial insemination homologous"
] | B | B i.e. Child fictitiously claimed by a woman Suppositious (fictitious) child is a child fictidiously claimed by a women as her ownQ |
openbookqa | obqa_02_03034 | Which would be excluded from a list of objects with metallurgical properties? | [
"iron",
"bone",
"gold",
"steel"
] | B | classifying means grouping materials by their properties |
openbookqa | obqa_02_01345 | A field is tilled and soil is filled with nutrients after years of | [
"bears eroding trees",
"the flu dissolving",
"stones being destroyed",
"corn burning up"
] | C | soil is formed by rocks eroding |
sciq | sciq_01_08398 | What are the blood vessels that carry blood toward the heart and tend to have thinner walls? | [
"veins",
"capillaries",
"glands",
"clots"
] | A | Veins are blood vessels that carry blood toward the heart. This blood is no longer under pressure, so veins have thinner walls. To keep the blood moving, many veins have valves that prevent the backflow of blood. Veins generally carry oxygen-poor blood. The smallest veins are called venules. They merge to form larger a... |
sciq | sciq_01_01394 | The logistics of carrying out cellular metabolism sets limits on what physical property of the cell? | [
"layer",
"composition",
"size",
"surface"
] | C | |
openbookqa | obqa_02_02777 | Ecosystems | [
"are made up of many plants and lack living animals",
"are communities with a plethora of living beings",
"only contain animals of the same species",
"are present only on certain continents"
] | B | an ecosystem contains large numbers of living organisms in a particular place |
sciq | sciq_01_10355 | The three layers of protective coverings of the spinal cord is called what? | [
"meninges",
"dermis",
"tendons",
"muscles"
] | A | 35.3 | The Central Nervous System By the end of this section, you will be able to: • Identify the spinal cord, cerebral lobes, and other brain areas on a diagram of the brain • Describe the basic functions of the spinal cord, cerebral lobes, and other brain areas The central nervous system (CNS) is made up of the brain... |
math_qa | mathqa_03_01313 | if x / y = 3 and ( 2 a - x ) / ( 5 b - y ) = 3 , then the value of a / b is ? | [
"15 / 2",
"- 2",
"1",
"2"
] | A | "x = 3 y 2 a - 3 y = 3 ( 5 b - y ) 2 a - 3 y = 15 b - 3 y 2 a = 15 b a / b = 15 / 2 answer : a" |
openbookqa | obqa_02_00950 | A dog that has a very thick tail, that mates with another dog with a thick tail, has a strong likelihood of creating a litter of | [
"calico kittens",
"tailless pups",
"small tailed pups",
"dense tailed pups"
] | D | the thickness of the parts of an organism is an inherited characteristic |
sciq | sciq_01_00814 | What are considered solid lipids that animals use to store energy? | [
"sugars",
"fats",
"acids",
"proteins"
] | B | Fats are solid lipids that animals use to store energy. Examples of fats include butter and the fat in meat. |
math_qa | mathqa_03_01234 | find the least number must be subtracted from 427398 so that remaining no . is divisible by 15 ? | [
"2",
"3",
"5",
"7"
] | B | "on dividing 427398 by 15 we get the remainder 3 , so 3 should be subtracted b" |
math_qa | mathqa_03_04365 | if a light flashes every 6 seconds , how many times will it flash in 1 / 2 of an hour ? | [
"301 times",
"351 times",
"401 times",
"451 times"
] | A | "in 1 / 2 of an hour there are 30 * 60 = 1800 seconds the number of 6 - second intervals = 1800 / 6 = 300 after the first flash , there will be 300 more flashes for a total of 301 . the answer is a ." |
sciq | sciq_01_06307 | The larger surface area of leaves allows them to capture more what? | [
"sunlight",
"pollen",
"molecules",
"chlorophyll"
] | A | Roots: Support for the Plant Roots are not well preserved in the fossil record; nevertheless, it seems that they did appear later in evolution than vascular tissue. The development of an extensive network of roots represented a significant new feature of vascular plants. Thin rhizoids attached the bryophytes to the sub... |
sciq | sciq_01_02489 | What are jellyfish and other cnidarian's stingers called? | [
"prokaryotes",
"phenocrysts",
"necrocytes",
"nematocysts"
] | D | Cnidarians such as jellyfish have radial symmetry. Flatworms and roundworms, which you will read about next, have bilateral symmetry. |
medmcqa | medmcqa_05_01847 | Preganglionic parasympathetic nerve fiber which supply pelvic viscera is/are -a) Ventral rami of S2S3S4 b) Hypogastric plexusc) Pudendal nerved) Pelvic Splanchnic nervee) Inferior mesenteric plexus | [
"b",
"ad",
"ac",
"ab"
] | B | Ventral rami of S2-4 gives rise to the pelvic splanchnic nerve. They act as preganglionic parasympathetic fibers to pelvic organs. |
ARC-Challenge | arc_04_02775 | Mr. Jenkins constructed a circuit consisting of a variable source, wires, and a resistor. In order to triple the amount of current, how should he change the voltage of the source? | [
"make the voltage three times larger",
"make the voltage one-third as great",
"make the voltage nine times larger",
"make the voltage one-ninth as great"
] | A | null |
openbookqa | obqa_02_02089 | Rocks folded over and over which developed | [
"tall areas",
"wet rivers",
"large trees",
"grassy yards"
] | A | the Himalayas were formed by rock folding |
sciq | sciq_01_06912 | The first few species to colonize a disturbed area are called what? | [
"original species",
"colonization species",
"producer species",
"pioneer species"
] | D | The first few species to colonize a disturbed area are called pioneer species. In primary succession, pioneer species must be organisms that can live on bare rock. They usually include bacteria and lichens (see Figure below ). Along with wind and water, the pioneer species help weather the rock and form soil. Once soil... |
medmcqa | medmcqa_05_00935 | Which of the following is not an indication for thrombolysis in stroke patient? | [
"Ischemic stroke of less than 3 hours",
"CT scan showing no hemorrhage or edema > 1/ 3rd of the MCA territory",
"Sustained blood pressure> 185/110 mm Hg despite treatment",
"Clinical diagnosis of stroke"
] | C | Sustained blood pressure> 185/110 mm Hg despite treatment is not an indication of thrombolysis in stroke patient. INDICATION Clinical diagnosis of stroke Onset of symptoms to time of drug administration <=4.5 hours CT scan showing no hemorrhage or edema of >1/3 of the MCA territory Age 18 >= years CONTRAINDICATIONS Sus... |
medmcqa | medmcqa_05_04282 | Pseudomonal infection should not be cleaned by: | [
"Dettol",
"Hypochlorite",
"Chlorine",
"Betadine"
] | A | Pseudomonas species grow comparatively well in Dettol.
Cetrimide & dettol have been incorporated in the media for the selective isolation of pseudomonas. |
openbookqa | obqa_02_02811 | If a thing changes through a chemical process, it will have different and new chemical properties, such as | [
"adding cats to a home",
"adding cream to tile",
"adding lemon juice to milk",
"adding salt to sand"
] | C | if an object undergoes chemical change then that object will have new chemical properties |
math_qa | mathqa_03_03202 | solve for x and check : - 200 x = 1600 | [
"2000",
"2573",
"1600",
"2950"
] | C | "solution : dividing each side by - 200 , we obtain ( - 200 x / - 200 ) = ( 1600 / - 200 ) therefore : x = - 8 check : - 200 x = 1600 ( - 200 * - 8 ) = 1600 1600 = 1600 answer : c" |
openbookqa | obqa_02_01708 | Lake Ontario formed from | [
"construction workers",
"mechanical weathering",
"tectonic shifts",
"asteroids"
] | B | a glacier causes mechanical weathering |
sciq | sciq_01_03076 | What type of resource cannot be replaced as easily as it is consumed? | [
"nonrenewable",
"renewable",
"biological",
"untapped"
] | A | A nonrenewable resource is one that cannot be replaced as easily as it is consumed. Fossil fuels are an example of nonrenewable resources. They take millions of years to form naturally, and so they cannot be replaced as fast as they are consumed. To take the place of fossil fuel use, alternative energy resources are be... |
sciq | sciq_01_11060 | What type of solvents is glucose insoluble in? | [
"polar",
"nonpolar",
"acidic",
"alkaline"
] | B | The same principles govern the solubilities of molecular solids in liquids. For example, elemental sulfur is a solid consisting of cyclic S8 molecules that have no dipole moment. Because the S8 rings in solid sulfur are held to other rings by London dispersion forces, elemental sulfur is insoluble in water. It is, howe... |
math_qa | mathqa_03_01553 | jim is able to sell a hand - carved statue for $ 750 which was a 35 % profit over his cost . how much did the statue originally cost him ? | [
"$ 496.30",
"$ 512.40",
"$ 555.56",
"$ 574.90"
] | C | "750 = 1.35 * x x = 750 / 1.35 = 555.5555556 . . . which rounds to $ 555.56 , which is ( c ) ." |
ARC-Challenge | arc_04_02456 | What is the relationship between a community and a population? | [
"A population is smaller than a community.",
"A population is larger than a community.",
"A population includes communities of organisms interacting.",
"A community includes populations of organisms interacting."
] | D | null |
sciq | sciq_01_06116 | The vast majority of what phenomena occurs along one of three types of plate boundaries? | [
"hurricane",
"volcanoes",
"tornados",
"earthquake"
] | D | Nearly 95% of all earthquakes take place along one of the three types of plate boundaries. As you learned in the Plate Tectonics chapter, scientists use the location of earthquakes to draw plate boundaries. |
openbookqa | obqa_02_00087 | Filling a bottle full of water and then placing it in the freezer can lead to | [
"loosening of the bottle lid",
"deflation of the bottle",
"ice cubes in the freezer",
"bursting of the bottle"
] | D | when water freezes , that water expands |
sciq | sciq_01_00758 | What do ocean mollusks use to absorb oxygen from the water? | [
"shells",
"gills",
"scales",
"pores"
] | B | Most ocean mollusks have a gill or gills to absorb oxygen from the water. |
math_qa | mathqa_03_04116 | if n is a natural number , then ( 7 ( n 2 ) + 7 n ) is always divisible by : | [
"3 and 7",
"14 only",
"7 only",
"7 and 14"
] | D | "solution ( 7 n 2 + 7 n ) = 7 n ( n + 1 ) , which is always divisible by 7 and 14 both , since n ( n + 1 ) is always even . answer d" |
sciq | sciq_01_01579 | Salt-water biomes in the ocean are called what? | [
"marine species",
"ocean biomes",
"marine biomes",
"marine organelles"
] | C | Aquatic biomes are water-based biomes. They include both freshwater biomes, such as rivers and lakes, and marine biomes, which are salt-water biomes in the ocean. The primary producers in most aquatic biomes are phytoplankton. Phytoplankton consist of microscopic bacteria and tiny algae that make food by photosynthesis... |
sciq | sciq_01_11371 | An aqueous solution is a homogeneous mixture in which the most abundant component is what? | [
"water",
"oxygen",
"air",
"blood"
] | A | An aqueous solution is a homogeneous mixture in which the most abundant component is water. The other substance(s) are typically introduced in a solid or liquid form and mixed into the water until they are evenly distributed. For example, if we placed a sample of ethanol in water and mixed it homogeneously, we would ha... |
sciq | sciq_01_06983 | What are different forms of the same gene? | [
"genomes",
"peptides",
"alleles",
"nuerons"
] | C | Homologous chromosomes form a pair, one from each parent. Homologous chromosomes are similar in size and shape, and contain the same genes, though they may have different alleles. Alleles are alternative forms of the same gene. This diagram represents two pairs of homologous chromosomes. |
sciq | sciq_01_10889 | The human genome has how many more alu elements than the chimpanzee genome? | [
"two times",
"ten",
"three times",
"six times"
] | C | |
sciq | sciq_01_05860 | Many parasites have complex life cycles involving multiple ? | [
"hosts",
"diseases",
"features",
"viruses"
] | A | |
math_qa | mathqa_03_00382 | one pipe can fill a tank three times as fast as another pipe . if together the two pipes can fill the tank in 39 minutes , then the slower pipe alone will be able to fill the tank in | [
"144 mins",
"140 mins",
"136 mins",
"156 minw"
] | D | "explanation : let the slower pipe alone fill the tank in x minutes then faster will fill in x / 3 minutes . part filled by slower pipe in 1 minute = 1 / x part filled by faster pipe in 1 minute = 3 / x part filled by both in 1 minute = 1 / x + 3 / x = 1 / 39 = > 4 / x = 1 / 39 x = 39 ∗ 4 = 156 mins option d" |
openbookqa | obqa_02_04424 | friction acts to counter the motion of two objects when their surfaces are what? | [
"converging",
"separated",
"in vision",
"apart"
] | A | friction acts to counter the motion of two objects when their surfaces are touching |
sciq | sciq_01_07523 | There are six fundamentally different kinds of nuclear decay reactions, and each releases a different kind of particle or what? | [
"energy",
"mass",
"protein",
"mineral"
] | A | an identical particle that has been ejected from a heavier nucleus. There are six fundamentally different kinds of nuclear decay reactions, and each releases a different kind of particle or energy. The essential features of each reaction are shown in Figure 20.4 "Common Modes of Nuclear Decay". The most common are alph... |
ARC-Easy | arc_04_00155 | Which renewable resource is used with photovoltaic cells to produce electricity? | [
"hydrothermal energy",
"solar energy",
"geothermal energy",
"nuclear energy"
] | B | null |
ARC-Easy | arc_04_01645 | Which of the following best describes the purpose of cellular respiration? | [
"to provide energy for cell activities",
"to produce sugar for storage in cells",
"to release oxygen for breathing",
"to supply carbon dioxide for photosynthesis"
] | A | null |
sciq | sciq_01_07676 | What do you call a substance that cannot be separated into smaller pieces, which is also defined by the number of protons it has? | [
"atom",
"electrol",
"molecule",
"element"
] | D | element: A substance that cannot be separated into smaller pieces. Defined by how many protons it has. |
ARC-Easy | arc_04_01997 | A scientist crosses a red-flowered plant with a white-flowered plant, and all offspring have red flowers. What will most likely result if these red-flowered offspring are crossed with white-flowered plants? | [
"All of the offspring will have red flowers.",
"All of the offspring will have white flowers.",
"The offspring will have either red or white flowers.",
"The offspring will have neither red nor white flowers."
] | C | null |
ARC-Easy | arc_04_00769 | What are the products in the chemical reaction below? NaOH + HCl -> NaCl + H_{2}O | [
"sodium hydroxide and hydrogen chloride",
"sodium chloride and water",
"sodium, chlorine, hydrogen, and oxygen",
"sodium, chlorine, and water"
] | B | null |
sciq | sciq_01_11598 | What's it called when there's a sudden flow of mud? | [
"sediment",
"dirt bath",
"avalanche",
"mudflow"
] | D | A mudflow is the sudden flow of mud down a slope because of gravity. Mudflows occur where the soil is mostly clay. Like landslides, mudflows usually occur when the soil is wet. Wet clay forms very slippery mud that slides easily. Mudflows follow river channels, washing out bridges, trees, and homes that are in their pa... |
openbookqa | obqa_02_02440 | A plant that needs to expand will be able to have an endless resource in | [
"dirt",
"pesticides",
"pay",
"beans"
] | A | soil is a renewable resource for growing plants |
sciq | sciq_01_11465 | What do we call a peptide hormone composed of nine amino acids that lowers blood pressure? | [
"angiotensin",
"parcnid",
"bradykinin",
"bufotenin"
] | C | Bradykinin is a peptide hormone composed of nine amino acids that lowers blood pressure. Its primary structure is arg-pro-pro-gly-phe-ser-pro-phe-arg. Would you expect bradykinin to be positively charged, negatively charged, or neutral at a pH of 6.0? Justify your answer. |
sciq | sciq_01_03584 | What is the name of the tube that carries sperm from the epididymis to the urethra? | [
"ureter",
"fallopian tube",
"vas deferens",
"prostate gland"
] | C | The vas deferens is a tube that carries sperm from the epididymis to the urethra. |
sciq | sciq_01_02258 | Magnetic force is always perpendicular to what? | [
"length",
"speed",
"sunlight",
"velocity"
] | D | So does the magnetic force cause circular motion? Magnetic force is always perpendicular to velocity, so that it does no work on the charged particle. The particle’s kinetic energy and speed thus remain constant. The direction of motion is affected, but not the speed. This is typical of uniform circular motion. The sim... |
openbookqa | obqa_02_01740 | adding salt to a solid decreases what? | [
"how much light it emits",
"how much sound it emits",
"the energy needed to harden",
"the speed it travels"
] | C | adding salt to a solid decreases the freezing point of that solid |
openbookqa | obqa_02_03477 | If a thing is going to shock you, you could block the shock best with | [
"a log cabin",
"a metal plane",
"an aluminium cup",
"a tin can"
] | A | wood is an electrical energy insulator |
medmcqa | medmcqa_05_04760 | Indication for fundoplication? | [
"GERD",
"Gastric volvulus",
"Diaphragmatic eventration",
"Bockdelec's hernia"
] | A | Ans. is 'a' i.e., GERD o Fundoplication is indicated in patients of GERD in following conditions-Patients with evidence of severe esophageal injury (ulcer/stricture/barrett's).No response''relapse/incomplete resolution on medical therapy.Patients with long duration of symptoms.Patients with persistant symptoms at a you... |
sciq | sciq_01_09014 | The term “vapor” refers to the gas phase when it exists at a temperature below what? | [
"boiling temperature",
"freezing temperature",
"contaminated temperature",
"liquid temperature"
] | A | for low temperatures, where the phase can change from a gas to a liquid. The term “vapor” refers to the gas phase when it exists at a temperature below the boiling temperature. |
math_qa | mathqa_03_03328 | in a certain corporation , there are 300 male employees and 150 female employees . it is known that 10 % of the male employees have advanced degrees and 40 % of the females have advanced degrees . if one of the 450 employees is chosen at random , what is the probability this employee has an advanced degree or is female... | [
"1 / 5",
"5 / 15",
"6 / 15",
"3 / 10"
] | C | p ( female ) = 150 / 450 = 1 / 3 p ( male with advanced degree ) = 0.1 * 300 / 450 = 30 / 450 = 1 / 15 the sum of the probabilities is 6 / 15 = 2 / 5 the answer is c . |
math_qa | mathqa_03_00064 | in 2008 , the profits of company n were 10 percent of revenues . in 2009 , the revenues of company n fell by 20 percent , but profits were 15 percent of revenues . the profits in 2009 were what percent of the profits in 2008 ? | [
"80 %",
"105 %",
"120 %",
"124.2 %"
] | C | "x = profits r = revenue x / r = 0,1 x = 10 r = 100 2009 : r = 80 x / 80 = 0,15 = 15 / 100 x = 80 * 15 / 100 x = 12 12 / 10 = 1,2 = 120 % , answer c" |
sciq | sciq_01_09205 | What is the process in which cells make proteins called? | [
"factor synthesis",
"protein synthesis",
"gas synthesis",
"light synthesis"
] | B | The process in which cells make proteins is called protein synthesis . It actually consists of two processes: transcription and translation . Transcription takes place in the nucleus. It uses DNA as a template to make an RNA molecule. RNA then leaves the nucleus and goes to a ribosome in the cytoplasm, where translatio... |
sciq | sciq_01_06557 | Which organ in the body controls the amount of water loss in urine in response to maintaining homeostasis? | [
"spleen",
"lungs",
"kidneys",
"liver"
] | C | The boy in Figure below is working out on a hot day. He’s losing a lot of water in sweat. To maintain homeostasis, his body can balance the water lost in sweat by excreting less water in urine. The amount of water lost in urine is controlled by the kidneys. The kidneys are organs of excretion. |
math_qa | mathqa_03_04283 | on a certain transatlantic crossing , 20 percent of a ship ’ s passengers held round - trip tickets and also took their cars abroad the ship . if 20 percent of the passengers with round - trip tickets did not take their cars abroad the ship , what percent of the ship ’ s passengers held round - trip tickets ? | [
"20 %",
"25 %",
"30 %",
"35 %"
] | B | "let t be the total number of passengers . let x be the number of people with round trip tickets . 0.2 t had round trip tickets and took their cars . 0.8 x had round trip tickets and took their cars . 0.8 x = 0.2 t x = 0.25 t the answer is b ." |
math_qa | mathqa_03_04065 | find the value of ( √ 1.21 ) / ( √ 0.64 ) + ( √ 1.44 ) / ( √ 0.49 ) is | [
"195 / 63",
"145 / 63",
"155 / 63",
"3.089"
] | D | "( √ 1.21 ) / ( √ 0.64 ) + ( √ 1.44 ) / ( √ 0.49 ) 11 / 8 + 12 / 7 = > 3.089 answer is d" |
math_qa | mathqa_03_00941 | find the product of the localvalue and absolutevalue of 7 in 20768 ? | [
"9200",
"1100",
"4900",
"3200"
] | C | "local value of 7 = 7 x 100 = 700 place value of 7 = 7 there fore = 7 x 700 = 4900 c" |
ARC-Challenge | arc_04_02216 | Giant redwood trees change energy from one form to another. How is energy changed by the trees? | [
"They change chemical energy into kinetic energy.",
"They change solar energy into chemical energy.",
"They change wind energy into heat energy.",
"They change mechanical energy into solar energy."
] | B | null |
openbookqa | obqa_02_03967 | What would light bounce off of when it hits it? | [
"a wall painted grey",
"old worn out leather",
"a freshly waxed car",
"a street made of gravel"
] | C | when light hits a reflective object , that light bounces off that object |
sciq | sciq_01_03036 | What simple machine consists of a bar that rotates around a fixed point called the fulcrum? | [
"rotor",
"lever",
"battering ram",
"catapult"
] | B | A lever is a simple machine that consists of a bar that rotates around a fixed point called the fulcrum. There are three classes of levers. Depending on its class, a lever may have an ideal mechanical advantage that is less than, equal to, or greater than 1. First-class levers also change the direction of the input for... |
openbookqa | obqa_02_00116 | Corn can sometimes | [
"be grown in arctic environments",
"be used as kindling",
"fuel a steam locomotive",
"fuel an economy car"
] | D | ethanol sometimes is made of corn |
sciq | sciq_01_09901 | Dna consists of how many long chains of nucleotides? | [
"two",
"one",
"three",
"zero"
] | A | DNA consists of two long chains of nucleotides. Nitrogen bases on the two chains form hydrogen bonds with each other. Adenine always bonds with thymine, and guanine always bonds with cytosine. These bonds hold the two chains together and give DNA is characteristic double helix, or spiral, shape. You can see the shape o... |
sciq | sciq_01_02378 | Fossil evidence indicates that the ancestors of humans originated on which continent? | [
"south america",
"north america",
"africa",
"australia"
] | C | |
openbookqa | obqa_02_01362 | A person puts liquid matter in a glass and it | [
"is hardened",
"evaporates immediately",
"is shaped similarly",
"melts the glass"
] | C | Matter in the liquid phase has variable shape |
sciq | sciq_01_09248 | What do cyclotrons use to cause particles to move in circular orbits? | [
"mixed field",
"magnetic field",
"layers field",
"occurs field"
] | B | Figure 33.8 Cyclotrons use a magnetic field to cause particles to move in circular orbits. As the particles pass between the plates of the Ds, the voltage across the gap is oscillated to accelerate them twice in each orbit. |
ARC-Challenge | arc_04_02420 | All elements found on the left side of the Periodic Table of the Elements have what properties in common? | [
"They are solids at room temperature.",
"They don't conduct electricity.",
"They are brittle and dull.",
"They are radioactive."
] | A | null |
ARC-Easy | arc_04_02035 | A student was taking notes while the teacher was discussing cells. Which of these is a statement that the teacher most likely made? | [
"Most cells have the same shape.",
"The shape of a cell depends upon its function.",
"Cells that carry information are round and disk-shaped.",
"Blood cells that move through the body are long and thread-like."
] | B | null |
sciq | sciq_01_04168 | How many types of tissue are found in animals? | [
"Ten",
"four",
"six",
"three"
] | B | Muscle tissue is one of the four types of tissue found in animals. There are three different types of muscle in the body ( Figure below ):. |
math_qa | mathqa_03_02126 | a women purchased 3 towels @ rs . 100 each , 5 towels @ rs . 150 each and two towels at a certain rate which is now slipped off from his memory . but she remembers that the average price of the towels was rs . 170 . find the unknown rate of two towels ? | [
"a",
"b",
"c",
"d"
] | B | "10 * 170 = 1700 3 * 100 + 5 * 150 = 1050 1700 – 1050 = 650 b" |
sciq | sciq_01_05138 | Bicarbonate is the second most abundant anion in the blood. its principal function is to maintain your body’s acid-base balance by being part of these? | [
"buffer systems",
"stream systems",
"compound systems",
"curb systems"
] | A | Bicarbonate Bicarbonate is the second most abundant anion in the blood. Its principal function is to maintain your body’s acid-base balance by being part of buffer systems. This role will be discussed in a different section. Bicarbonate ions result from a chemical reaction that starts with carbon dioxide (CO2) and wate... |
sciq | sciq_01_04387 | The superior nasal concha and middle nasal concha are parts of which bone? | [
"nostril bone",
"ethmoid bone",
"nasal bone",
"gastrulation bone"
] | B | Figure 7.13 Lateral Wall of Nasal Cavity The three nasal conchae are curved bones that project from the lateral walls of the nasal cavity. The superior nasal concha and middle nasal concha are parts of the ethmoid bone. The inferior nasal concha is an independent bone of the skull. |
openbookqa | obqa_02_00805 | A herd of deer may be forced to search for a new home if | [
"resources in an area become too few to maintain the herd",
"water in an area becomes slightly briny",
"more babies are born in the spring",
"moose move into an area that deer are in"
] | A | if the amount of available food and water decreases in an environment then animals may leave that environment to find food and water |
math_qa | mathqa_03_02645 | a man rows his boat 75 km downstream and 45 km upstream , taking 2 1 / 2 hours each time . find the speed of the stream ? | [
"6",
"7",
"5",
"8"
] | A | "speed downstream = d / t = 75 / ( 2 1 / 2 ) = 30 kmph speed upstream = d / t = 45 / ( 2 1 / 2 ) = 18 kmph the speed of the stream = ( 30 - 18 ) / 2 = 6 kmph answer : a" |
ARC-Easy | arc_04_00681 | Randall is picking lettuce from his garden for dinner. His mother told him to leave some leaves on each plant. Why is it important to leave some leaves on the plant? | [
"Leaves help the plant make food.",
"Leaves help the plant absorb water.",
"Leaves help the plant stand upright.",
"Leaves help the plant make seeds."
] | A | null |
openbookqa | obqa_02_03714 | the winter solstice is on June 21st in the | [
"upper side of earth",
"only online in blogs",
"on the dark side of the moon",
"lower half of terra"
] | D | the winter solstice is on June 21st in the southern hemisphere |
math_qa | mathqa_03_03499 | a work can be finished in 16 days by 30 women . the same work can be finished in 10 days by sixteen men . the ratio between the capacity of a man and a woman is | [
"3 : 1",
"4 : 3",
"2 : 3",
"2 : 1"
] | A | "work done by 30 women in 1 day = 1 / 16 work done by 1 woman in 1 day = 1 / ( 16 × 30 ) work done by 16 men in 1 day = 1 / 10 work done by 1 man in 1 day = 1 / ( 10 × 16 ) ratio of the capacity of a man and woman = 1 / ( 10 × 16 ) : 1 / ( 16 × 30 ) = 1 / 10 : 1 / 30 = 1 / 1 : 1 / 3 = 3 : 1 option a" |
openbookqa | obqa_02_04633 | Which would likely transfer special heat via waves? | [
"a cat",
"a rocket",
"a car",
"an atom bomb"
] | D | radiation is when heat is transferred through waves |
openbookqa | obqa_02_04699 | What environment is often green? | [
"tree zones",
"arctics",
"deserts",
"oceans"
] | A | a forest environment is often green in color |
sciq | sciq_01_04922 | What is the process by which large particles, such as cells, are taken in by a cell? | [
"phagocytosis",
"active transport",
"mitosis",
"diffusion"
] | A | Phagocytosis is the process by which large particles, such as cells, are taken in by a cell. For example, when microorganisms invade the human body, a type of white blood cell called a neutrophil removes the invader through this process, surrounding and engulfing the microorganism, which is then destroyed by the neutro... |
sciq | sciq_01_05726 | What type of physical properties of a substance do not depend on amount? | [
"inherent",
"extensive",
"stable",
"intensive"
] | D | All matter has physical and chemical properties. Physical properties are characteristics that scientists can measure without changing the composition of the sample under study, such as mass, color, and volume (the amount of space occupied by a sample). Chemical properties describe the characteristic ability of a substa... |
medmcqa | medmcqa_05_02194 | Which of the following is an antipseudomonal penicillin? | [
"Piperacillin",
"Amoxycillin",
"Oxacilline",
"Nafcillin"
] | A | Piperacellin is an antipseudomonalpenicillin and is an extended spectrum beta-lactam antibiotic of the ureidopenicillin class. Ref: KDT, 6th Edition, Pages 696-702; Advances in Ampicillin Research And Application, 2011 Edition, Page 27 |
medmcqa | medmcqa_05_01638 | Salivary amylase is activated by: March 2007 | [
"Sodium Ion",
"Chlorine Ion",
"Potassium Ion",
"Bicarbonate Ion"
] | B | Ans. B: Chlorine IonSalivary Amylase break large, insoluble starch molecules into soluble starches (amythrodextrin, achrodestrin and ultimately maltose.Ptyalin acts on linear alpha (1,4) glycosidic linkages.Optimum conditions for ptyalinOptimum pH - 5.6 -6.9Human body temperature-37 degrees CelsiusPresence of ceain ani... |
sciq | sciq_01_10886 | Organic compounds are molecules built around what element? | [
"helium",
"carbon",
"oxygen",
"phosphorus"
] | B | The main chemical components of living organisms are known as organic compounds . Organic compounds are molecules built around the element carbon (C). Living things are made up of very large molecules. These large molecules are called macromolecules because “macro” means large; they are made by smaller molecules bondin... |
math_qa | mathqa_03_02997 | at company x , senior sales representatives visit the home office once every 18 days , and junior sales representatives visit the home office once every 12 days . the number of visits that a junior sales representative makes in a 2 - year period is approximately what percent greater than the number of visits that a sen... | [
"10 %",
"25 %",
"33 %",
"50 %"
] | D | "each 36 - day period , senior representatives visit the home office 2 times while junior representatives visit 3 times , thus 50 % more . the answer is d ." |
ARC-Challenge | arc_04_02992 | Many horses grow a heavy coat in autumn and shed that coat in spring. Scientists were not sure if temperature or the amount of daylight per day (called the photoperiod) caused the change. So, they conducted an experiment and concluded that the change in photoperiod was responsible for the biological changes. Shedding c... | [
"a constant photoperiod, but varied temperatures",
"a varied photoperiod, and varied temperatures",
"a constant photoperiod, and a constant temperature",
"a varied photoperiod, but a constant temperature"
] | D | null |
openbookqa | obqa_02_04311 | It is vital to your health to have a | [
"good time",
"jet ski",
"plane",
"colony of bacteria"
] | D | bacteria can help digest food in humans |
math_qa | mathqa_03_01422 | a cistern can be filled by a tap in 4 hours while it can be emptied by another tap in 9 hours . if both the taps are opened simultaneously , then after how much time will the cistern get filled ? | [
"2.9 hrs",
"8.9 hrs",
"2.9 hrs",
"7.2 hrs"
] | D | "net part filled in 1 hour = ( 1 / 4 - 1 / 9 ) = 5 / 36 the cistern will be filled in 36 / 5 hrs i . e . , 7.2 hrs . answer : d" |
ARC-Challenge | arc_04_03210 | In a tropical rainforest, the difference between daytime and nighttime temperatures is relatively small. In the desert, the difference between daytime and nighttime temperatures is very large. Which factor contributes to the lower variation in rainforest temperatures? | [
"Foliage in the rainforest reflects heat.",
"Organisms in the rainforest absorb moisture.",
"Solar radiation in the rainforest is less intense.",
"Cloud cover in the rainforest helps to retain heat."
] | D | null |
sciq | sciq_01_09424 | What kind of solid is characterized by an unorganized and unpredictable structure? | [
"porous",
"aqueous",
"amorphous",
"magnetic"
] | C | When water freezes in a non-crystalline, amorphous form as frost, the water molecules are fixed in place, but not in a regular, repeating pattern. Frost and other amorphous solids are characterized by their unorganized and unpredictable structure. Because ice comes in both amorphous and crystalline forms, there are dif... |
sciq | sciq_01_02560 | What are two common weather characteristics of hurricanes? | [
"small winds and rainfall",
"high winds and snowfall",
"low winds and sandstorms",
"high winds and rainfall"
] | D | Volcanoes and earthquakes are common at active margins. Active margins are near plate boundaries. |
sciq | sciq_01_07927 | What do you call the movement of a substance from an area of a higher amount toward an area of lower amount? | [
"extraction",
"filtration",
"diffusion",
"precipitation"
] | C | Diffusion is the movement of a substance from an area of a higher amount toward an area of lower amount. A concentration gradient initially exists across the cell membrane. Equilibrium is reached when there is an equal amount of the substance on both sides of the membrane. |
ARC-Easy | arc_04_01560 | Which of these best indicates that sediments can be changed into rock? | [
"layers of sandstone",
"igneous intrusions",
"lava beds",
"mountains with gneiss"
] | A | null |
sciq | sciq_01_02588 | When wood is burned what kind of energy allows the wood to burn? | [
"carbon",
"radiation",
"chemical",
"physical"
] | C | Chemical energy is stored in wood and released when the wood burns. |
medmcqa | medmcqa_05_04756 | The type of Diphtheria with highest mortality is | [
"Pharyngeal",
"Nasal",
"Laryngeal",
"Conjuntival"
] | C | Clinical manifestations of diphtheria
1. Faucial (tonsillo pharyngeal) diphtheria
It is the commonest type of diphtherial infection.
Incubation period is 2-5 days.
Patients present with malaise, sore throat and moderate fever.
A thick adherent pseudomnembrane (gray or white) is present on one or both tonsils or adjac... |
math_qa | mathqa_03_04844 | a fair price shopkeeper takes 10 % profit on his goods . he lost 40 % goods during theft . his loss percent is : | [
"72 %",
"42 %",
"34 %",
"12 %"
] | C | explanation : suppose he has 100 items . let c . p . of each item be re . 1 . total cost = rs . 100 . number of items left after theft = 60 . s . p . of each item = rs . 1.10 total sale = 1.10 * 60 = rs . 66 hence , loss % = 34 / 100 * 100 = 34 % answer : c |
openbookqa | obqa_02_03153 | Which of the following is correct? | [
"The earth's strong gravitational pull causes a waxing gibbous to form",
"astrology causes a waxing gibbous to form",
"star maps cause a waxing gibbous to form",
"government satellites cause a waxing gibbous to form"
] | A | the moon orbiting the Earth causes the phases of the moon |
math_qa | mathqa_03_04084 | 8 men and 2 boys working together can do 4 times as much work as a man and a boy . working capacity of man and boy is in the ratio | [
"1 : 2",
"1 : 3",
"2 : 1",
"2 : 3"
] | A | explanation : let 1 man 1 day work = x 1 boy 1 day work = y then 8 x + 2 y = 4 ( x + y ) = > 4 x = 2 y = > x / y = 2 / 4 = > x : y = 1 : 2 option a |
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