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 ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_11256 | What type of evolution often happens in species that have symbiotic relationships? | [
"spontaneous evolution",
"succession",
"coevolution",
"retrogression"
] | C | Coevolution often happens in species that have symbiotic relationships. Examples include flowering plants and their pollinators. |
sciq | sciq_01_04359 | What do carnivores eat? | [
"plants",
"animals",
"ice",
"algae"
] | B | Carnivores consume animals. Examples include lions, polar bears, hawks, frogs, salmon, and spiders. Carnivores that are unable to digest plants and must eat only animals are called obligate carnivores. Other carnivores can digest plants but do not commonly eat them. |
sciq | sciq_01_06041 | Does air temperature increase or decrease as it rises higher in the atmosphere? | [
"both",
"decrease",
"neither",
"increase"
] | B | The rising air cools as it goes higher in the atmosphere. If it is moist, the water vapor may condense. Clouds may form, and precipitation may fall. |
sciq | sciq_01_05202 | What is the energy of moving matter? | [
"residual energy",
"kinetic energy",
"binary energy",
"potential energy"
] | B | Kinetic energy is the energy of moving matter. Things with kinetic energy can do work. Kinetic energy depends on an object’s mass and velocity. |
openbookqa | obqa_02_03225 | deserts are known for having what type of climates? | [
"scorching",
"comfortable",
"average temps",
"lush"
] | A | a desert environment usually has a lot of sunlight |
openbookqa | obqa_02_04216 | An amphibian has what temperature blood? | [
"toasty",
"chilly",
"hot",
"burning"
] | B | an amphibian is cold-blooded |
sciq | sciq_01_09927 | Polarization occurs between a charged and what other object? | [
"neutral",
"motionless",
"obsolete",
"molecular"
] | A | Polarization occurs between a charged and neutral object. |
medmcqa | medmcqa_05_03691 | Comedones are characteristic of: September 2004 | [
"Psoriasis",
"Acne vulgaris",
"Lichen planus",
"Pemphigus"
] | B | Ans. B i.e. Acne vulgaris |
sciq | sciq_01_07842 | What do corals secrete that builds up to become a coral reef? | [
"exoskeleton",
"membrane",
"scales",
"mucous"
] | A | Cnidarians include jellyfish and corals. They are aquatic invertebrates. They have tissues and radial symmetry. They also have tentacles with stingers. There are two cnidarian body plans: the polyp and the medusa. They differ in several ways. Many corals secrete an exoskeleton that builds up to become a coral reef. |
math_qa | mathqa_03_02932 | the banker ' s gain on a bill due due 1 year hence at 12 % per annum is rs . 6.6 . the true discount is | [
"rs . 72",
"rs . 36",
"rs . 55",
"rs . 50"
] | C | solution t . d = [ b . g x 100 / r x t ] = rs . ( 6.6 x 100 / 12 x 1 ) = rs . 55 . answer c |
openbookqa | obqa_02_02313 | Funerals are common occurrences after | [
"a routine doctor's appointment",
"a person has ceased taking in oxygen and pumping blood thru their system",
"a person is declared in remission from cancer",
"a person has had a big lunch"
] | B | if a living thing dies then that living thing is dead |
sciq | sciq_01_06510 | Structures that have lost their use through evolution are called _______ | [
"vestigial structures",
"residual structures",
"symbiotic structures",
"primordial structures"
] | A | Some of the most interesting kinds of evidence for evolution are body parts that have lost their use through evolution ( Figure below ). For example, most birds need their wings to fly. But the wings of an ostrich have lost their original use. Structures that have lost their use through evolution are called vestigial s... |
openbookqa | obqa_02_00039 | When the moon is full is has a different | [
"size",
"weight",
"distance",
"appearance"
] | D | the phases of the Moon change the appearance of the Moon |
openbookqa | obqa_02_00003 | Stars are | [
"warm lights that float",
"made out of nitrate",
"great balls of gas burning billions of miles away",
"lights in the sky"
] | C | a star is made of gases |
sciq | sciq_01_10677 | The populations that live in the same area form this? | [
"a community",
"a habitat",
"a biome",
"a colony"
] | A | All of the populations that live in the same area make up a community . The community that includes the goldfish population also includes the populations of other fish, coral and other organisms. |
sciq | sciq_01_01323 | What are the three fundamental phases of matter? | [
"big, small. and medium",
"fast, slow, normal",
"air, water, and land",
"solid, liquid, and gas"
] | D | is the phase (or state) of matter. The three fundamental phases of matter are solid, liquid, and gas (see Figure 1.1 "The Phases of Matter"). Chemical properties are characteristics of matter that describe how matter changes form in the presence of other matter. Does a sample of matter burn? Burning is a chemical prope... |
openbookqa | obqa_02_04420 | Which two objects are likely to be magnetic? | [
"a cell phone and a coffee mug",
"a credit card and the register",
"a cat and a dog",
"a tree and a power line"
] | B | magnetism does not require contact between objects to act |
openbookqa | obqa_02_03573 | Grass snakes live in what? | [
"trees",
"rivers",
"mountains",
"turf"
] | D | grass snakes live in grass |
math_qa | mathqa_03_04391 | a runner runs the 40 miles from marathon to athens at a constant speed . halfway through the run she injures her foot , and continues to run at half her previous speed . if the second half takes her 11 hours longer than the first half , how many hours did it take the runner to run the second half ? | [
"14",
"15",
"18",
"22"
] | D | "the runner runs the first 20 miles at speed v and the second 20 miles at speed v / 2 . the time t 2 to run the second half must be twice the time t 1 to run the first half . t 2 = 2 * t 1 = t 1 + 11 t 1 = 11 and so t 2 = 22 . the answer is d ." |
medmcqa | medmcqa_05_02845 | A middle aged man presents to your clinic complaining of restlessness. During his time in the waiting room of your clinic you notice him to be pacing here and there through the CCTV, On visual examination he also has a noticeable hand tremor. he says that he had been taking haloperidol for his Mania, for the past two m... | [
"Dystonia",
"Restless leg syndrome",
"Akathisia",
"Anhedonia"
] | C | In the above mentioned clinical scenario the patient is complaining of restlessness, tremors which are characteristic features of haloperidol induced Akathisia (HALOPERIDOL: has highest risk for causing EPS) AKATHISIA: M/C EPS DOC FOR TREATMENT: PROPRANOLOL EPS: DYSTONIA: DOC- BENZHEXOL AKATHESIA PARKINSONISM: DOC - BE... |
sciq | sciq_01_04272 | When gas particles collide, what kinds of collisions are these considered? | [
"conservative",
"perfect",
"elastic",
"inelastic"
] | C | Collisions of gas particles are elastic, so no energy is lost. |
openbookqa | obqa_02_04714 | Wind is a resource we can renew because there is an | [
"seven",
"endless supply",
"nothing",
"limited supply"
] | B | wind is a renewable resource |
sciq | sciq_01_09313 | Which orbitals do electrons fill first? | [
"charged orbitals",
"empty orbitals",
"closest to the nucleus",
"furthest from nucleus"
] | C | Electrons fill orbitals in a consistent order: they first fill the orbitals closest to the nucleus, then they continue to fill orbitals of increasing energy further from the nucleus. If there are multiple orbitals of equal energy, they will be filled with one electron in each energy level before a second electron is ad... |
openbookqa | obqa_02_03623 | Old glory waves thanks to a | [
"pulley",
"magic",
"guy climbing up",
"bird"
] | A | a pulley is used to lift a flag on a flagpole |
math_qa | mathqa_03_03503 | two trains of equal length , running with the speeds of 60 and 40 kmph , take 36 seconds to cross each other while they are running in the same direction . what time will they take to cross each other if they are running in opposite directions ? | [
"10 sec",
"16 sec",
"19 sec",
"7.2 sec"
] | D | rs = 60 - 40 = 20 * 5 / 18 = 100 / 18 t = 36 d = 36 * 100 / 18 = 200 rs = 60 + 40 = 100 * 5 / 18 t = 200 * 18 / 500 = 7.2 sec answer : d |
math_qa | mathqa_03_00622 | how many 2 digit number contain number 3 ? | [
"18",
"28",
"38",
"68"
] | A | "total 2 digit no . = 9 * 10 * = 90 not containing 3 = 8 * 9 = 72 total 2 digit number contain 3 = 90 - 72 = 18 answer : a" |
medmcqa | medmcqa_05_01119 | Which of the following is a propey of amino acids at isoelectric pH? | [
"Maximum buffering action",
"Maximum precipitability",
"Maximum solubulity",
"Mobility in electric field"
] | B | The propeies of an amino acid at isoelectric pH are as follows: Maximum precipitability Minimum buffering action (note: maximum buffering action is when the pH=pKa, and not at isoelectric pH) Minimum solubility No mobility in an electric field Reference Reference: Harpers illustrated biochemistry 30th edition |
medmcqa | medmcqa_05_02316 | Speed of induction of anaesthesia is fast with which of the following anaesthetic agent and thus suitable for day care surgery | [
"Halothane",
"Desflurane",
"Enflurane",
"Methoxyflurane"
] | B | Desflurane is inhalational anaesthetic agent of choice for day care surgery. |
sciq | sciq_01_09855 | What consists mainly of parenchymal cells with chloroplasts? | [
"chlorophyll",
"mitochondria",
"mesophyll",
"periosteum"
] | C | Mesophyll makes up most of the leaf’s interior. This is where photosynthesis occurs. Mesophyll consists mainly of parenchymal cells with chloroplasts. |
sciq | sciq_01_06492 | Fruit comes from the ovaries of what types of plants? | [
"flowering",
"perennial",
"deciduous",
"sprouting"
] | A | Although flowers and their components are the major innovations of angiosperms, they are not the only ones. Angiosperms also have more efficient vascular tissues. Additionally, in many flowering plants the ovaries ripen into fruits. Fruits are often brightly colored, so animals are likely to see and eat them and disper... |
openbookqa | obqa_02_03196 | If sound is moving around in a room, the room is lacking in | [
"atmosphere",
"vacuum",
"oxygen",
"air"
] | B | air is a vehicle for sound |
sciq | sciq_01_09664 | Platelets play a role in what cascade of reactions that converts plasma fibrinogen to fibrin? | [
"blood clotting",
"sickle cell anemia",
"hemophilia",
"bleeding"
] | A | |
sciq | sciq_01_03698 | What do microbes use to make food? | [
"nitrogen",
"plants",
"sunlight",
"chemicals"
] | D | Microbes use chemicals to make food. The chemicals pour out of a crack on the ocean floor at a mid-ocean ridge. What consumers live in this ecosystem?. |
sciq | sciq_01_02631 | What are regular changes in biology or behavior that occur in a 24 hour cycle? | [
"auditory rhythm",
"cognitive rhythm",
"circadian rhythm",
"life cycle"
] | C | Circadian rhythms are regular changes in biology or behavior that occur in a 24-hour cycle. In humans, for example, blood pressure and body temperature change in a regular way throughout each 24-hour day. |
sciq | sciq_01_05181 | What do plants respond to in their environment? | [
"changes in sunlight or pressure",
"changes in sunlight or water",
"changes in metal or water",
"changes in temperature or water"
] | B | Like all organisms, plants detect and respond to stimuli in their environment. Their main response is to change how they grow. |
sciq | sciq_01_09761 | Many protists form what kind of beneficial association with other species? | [
"symbiotic",
"Opportunistic",
"Facultative",
"evolved"
] | A | |
ARC-Easy | arc_04_00616 | A student crumples up a sheet of paper. Which property of the paper has changed? | [
"color",
"mass",
"state",
"shape"
] | D | null |
openbookqa | obqa_02_03054 | A human can, merely by pushing on it, cause a visible alteration in the shape of a | [
"manly sculpture",
"inhumanly tall building",
"plastic dinner container",
"standard burning sun"
] | C | if a flexible container is pushed on then that container will change shape |
sciq | sciq_01_10827 | What type of motor is used in most household devices with moving parts? | [
"electric motors",
"cooling motors",
"thermal motors",
"vacuum motors"
] | A | Many common electric devices contain electromagnets. Some examples include hair dryers, fans, CD players, telephones, and doorbells. Most electric devices that have moving parts contain electric motors. You can read below how doorbells and electric motors use electromagnets. |
sciq | sciq_01_02016 | What two types of junctions do animal cells have? | [
"loose and tight",
"tight and gap",
"standard and specialized",
"gap and solid"
] | B | |
math_qa | mathqa_03_00749 | a palindrome is a word or a number that reads the same forward and backward . for example , 2442 and 111 are palindromes . if 5 - digit palindromes are formed using one or more of the digits 1 , 2 , 3 , 4 , 5 , and 6 , how many palindromes are possible ? | [
"36",
"96",
"132",
"216"
] | D | "there are 6 choices for each of the first three digits . the number of possible palindromes is 6 ^ 3 = 216 . the answer is d ." |
math_qa | mathqa_03_04887 | two trains are moving at 80 kmph and 70 kmph in opposite directions . their lengths are 150 m and 100 m respectively . the time they will take to pass each other completely is ? | [
"6 sec",
"7 sec",
"7 2 / 2 sec",
"8 sec"
] | A | 70 + 80 = 150 * 5 / 18 = 125 / 3 mps d = 150 + 100 = 250 m t = 250 * 3 / 125 = 6 sec answer : a |
medmcqa | medmcqa_05_00914 | Burtonian line is seen in poisoning by - | [
"Lead",
"Mercury",
"Copper",
"Morphine"
] | A | Ans. is 'a > b & c' i.e., Lead > Mercury & Copper * Burtonian line is blue line, which is seen on upper gums in lead poisoning.* Similar blue line (but not called burtonian line in these cases) is also seen in poisoning with Mercury (Hg), Copper (Cu), Silver (Ag), bismuth (Bi), and Iron (Fe). |
openbookqa | obqa_02_00029 | An example of a chemical change is acid breaking down substances, another is | [
"flour added to salt",
"milk added to water",
"corn added to soup",
"lemon juice added to milk"
] | D | An example of a chemical change is acid breaking down substances |
medmcqa | medmcqa_05_04383 | Hematuria is a feature of snake bite due to | [
"Cobra",
"Krait",
"viper",
"Sea snake"
] | C | Viper venom is predominantly hemotoxic. There will be hemolysis , decrease in RBC count and platelet count The bleeding time and clotting time will be prolonged. Disseminated intravascular coagulation(DIC) will occur and there will be bleeding from gums, rectum and site of bite. There will be signs of renal failure. Th... |
openbookqa | obqa_02_03574 | Four times a year you will see a different | [
"climate",
"person",
"moon",
"star"
] | A | a new season occurs once per three months |
sciq | sciq_01_02573 | Glasses are mixtures of oxides, the main component of which is silica (sio2). silica is called the glass former, while additives are referred to as this? | [
"glass actors",
"addition modifiers",
"glass modifiers",
"natural modifiers"
] | C | ♦ Glasses are mixtures of oxides, the main component of which is silica (SiO2). Silica is called the glass former, while additives are referred to as glass modifiers. The crystalline lattice of the glass former breaks down during heating, producing the random atomic arrangements typical of a liquid. Adding a modifier a... |
math_qa | mathqa_03_02154 | the ratio of pens to pencils is 5 to 6 . there are 9 more pencils than pens . how many pencils are there ? | [
"36",
"42",
"48",
"54"
] | D | let the number of pens be 5 x and the number of pencils be 6 x . 6 x - 5 x = 9 x = 9 the number of pencils is 54 . the answer is d . |
sciq | sciq_01_05984 | What takes place at some coastlines or along the equator and brings cool, nutrient-rich water to the surface? | [
"upwelling",
"high tide",
"flooding",
"red tide"
] | A | Upwelling takes place at some coastlines or along the Equator. Upwelling brings cool, nutrient-rich water to the surface. |
openbookqa | obqa_02_03929 | To make hydropower you need | [
"to burn fossil fuels",
"to stop or slow moving water",
"to fill a pool with water",
"to put up windmills"
] | B | hydropower requires damming a river |
openbookqa | obqa_02_00994 | Which is the source of a nonrenewable resource? | [
"rain",
"the wind",
"the Sun",
"oil deposits"
] | D | plastic is a nonrenewable resource |
sciq | sciq_01_01105 | Radar maps of venus show that it has mountains, canyons and volcanoes surrounded by plains of what? | [
"helium",
"grasses",
"lava",
"water"
] | C | Radar maps of Venus show that it has mountains, canyons and volcanoes surrounded by plains of lava. |
medmcqa | medmcqa_05_01126 | While measuring jugular venous pressure, 'a' wave is indicative of: | [
"Atrial filling",
"Atrial relaxation",
"Atrial contraction",
"Ventricular relaxation"
] | C | The pressure pulsations that occur in the right atrium are transmitted in retrograde fashion to the large veins near the hea. Atrial contraction produces the first pressure peak called the a wave. The c wave is the transmitted manifestation of the rise in atrial pressure produced by the bulging of the tricuspid valve i... |
ARC-Challenge | arc_04_02772 | People use water in different ways. Which of these activities wastes water? | [
"filling a glass with water",
"leaving a faucet on",
"soaking vegetables in water to clean them",
"adding cups of water as directed by a recipe"
] | B | null |
medmcqa | medmcqa_05_04676 | Double apical impulse is seen in- | [
"Myocardial infarction",
"Tricuspic regurgitition",
"aoic stenosis",
"cardiac tamponade"
] | C | pulsus bisferiens, , is a sign where, on palpation of the pulse, a double peak per cardiac cycle can be appreciated. Bisferious means striking twice. Classically, it is detected when aoic insufficiency exists in association with aoic stenosis, but may also be found in isolated but severe aoic insufficiency and hyperoph... |
sciq | sciq_01_05248 | Amplification that occurs in which cells often requires signal transduction pathways involving second messengers? | [
"sensory receptor",
"axons",
"optic nerves",
"catayst cells"
] | A | |
medmcqa | medmcqa_05_00521 | The Burrows in scabies is in the – | [
"Stratum basale",
"Stratum granulosum",
"Stratum corneum",
"Dennis"
] | C | Mite burrows into stratum corneum. These burrow is visible clinically as an irregular gray - brown line. |
math_qa | mathqa_03_04968 | the price of a t . v . set worth rs . 15000 is to be paid in 20 installments of rs . 1500 each . if the rate of interest be 6 % per annum , and the first installment be paid at the time of purchase , then the value of the last installment covering the interest as well will be ? | [
"29997",
"28088",
"13500",
"19000"
] | C | "money paid in cash = rs . 1500 balance payment = ( 15000 - 1500 ) = rs . 13500 . answer : c" |
medmcqa | medmcqa_05_01379 | A year old degbest 'nate presents with fullness of Alt upper quad, a of abdomen. Her medical histoi ant tor type 2 diabetes mellitus f /1 | [
"Non-alcoholic steatohepatitis",
"Peliosis hepatis",
"Autoimmune hepatitis",
"Primary biliary sclerosis"
] | A | Ans. a. Non-alcoholic steatohepatitis |
openbookqa | obqa_02_03745 | If you want to study a flower closely, use | [
"an enlarger",
"a fork",
"a mirror",
"a telescope"
] | A | microscope is used to see small things by making them appear bigger |
math_qa | mathqa_03_00158 | a box contains 9 pairs of shoes ( 18 shoes in total ) . if two shoes are selected at random , what it is the probability that they are matching shoes ? | [
"1 / 190",
"1 / 17",
"1 / 19",
"1 / 10"
] | B | "the problem with your solution is that we do n ' t choose 1 shoe from 18 , but rather choose the needed one after we just took one and need the second to be the pair of it . so , the probability would simply be : 1 / 1 * 1 / 17 ( as after taking one at random there are 17 shoes left and only one is the pair of the fir... |
math_qa | mathqa_03_04188 | what will be the compound interest on a sum of rs . 25,000 after 3 years at the rate of 12 p . c . p . a ? | [
"rs . 10111.00",
"rs . 10123.20",
"rs . 10123.00",
"rs . 10100.00"
] | B | "= rs . ( 25000 x ( 1 + 12 / 100 ) ³ = rs . ( 25000 x 28 / 25 x 28 / 25 x 28 / 25 ) = rs . 35123.20 . c . i = rs ( 35123.20 - 25000 ) = rs . 10123.20 answer : b" |
medmcqa | medmcqa_05_01527 | Human fibroblast cell line is used for cultivation of - | [
"Adenovirus",
"Poliovirus",
"HIV",
"Measles"
] | B | Human diploid fibroblasts (HDF) cell line is used for cultivation of coxsackie A7, 9, 16; CMV; Echovirus; enteroviruses; HSV-1, 2; Poliovirus; parainfluenza virus, rhinovirus and VZV. |
ARC-Easy | arc_04_01013 | Which is a process that most likely formed the Appalachian Mountains found in the eastern part of North America? | [
"earthquake",
"folded rock",
"plate tectonics",
"volcanic activity"
] | C | null |
openbookqa | obqa_02_01207 | When something is condensed | [
"it is made into a wetter form",
"it is a liquid lake",
"it becomes molten liquid",
"it is damp inside"
] | A | condensing causes a liquid to form |
medmcqa | medmcqa_05_00299 | The regulating enzyme in heme synthesis is | [
"ALA synthase",
"ALA dehydratase",
"Ferrochelatase",
"Protoporphyrin"
] | A | (ALA synthase) (276-Lippencott's 3rd) (210- U.S.3rd)Biosynthesis of heme - The major sites of heme biosynthesis are the liver, which synthesizes a number of heme proteins (particularly, cytochrome P450) and the erythrocyte-producing cells of the bone marrow, which are active in hemoglobin synthesis.* ALA-synthase is th... |
ARC-Challenge | arc_04_02193 | Based on their locations in the periodic table, which element has chemical properties most similar to those of calcium, Ca? | [
"beryllium, Be",
"potassium, K",
"titanium, Ti",
"yttrium, Y"
] | A | null |
sciq | sciq_01_04935 | How can you prevent your ice cream from getting a sandy texture? | [
"by using fructose",
"by adding oil",
"by adding salt",
"by using lowfat milk"
] | A | Fructose, a sugar found in fruit, contains only carbon, oxygen, and hydrogen. It is used in ice cream to prevent a sandy texture. Complete combustion of 32.4 mg of fructose in oxygen produced 47.6 mg of CO2 and 19.4 mg of H2O. What is the empirical formula of fructose? 11. Coniine, the primary toxin in hemlock, contain... |
math_qa | mathqa_03_03955 | on a sum of money , the simple interest for 2 years is rs . 320 , while the compound interest is rs . 340 , the rate of interest being the same in both the cases . the rate of interest is | [
"15 %",
"14.25 %",
"12.5 %",
"10.5 %"
] | C | explanation : - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - solution 1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -... |
sciq | sciq_01_11269 | What is a thin layer of bacteria that sticks to a surface? | [
"a biolfilm",
"a choanocyte",
"a monofilm",
"a spicule"
] | A | A biofilm is a thin layer of bacteria that sticks to a surface. Cells in a biofilm are all alike, but they may play different roles, such as taking in nutrients or making the “glue” that sticks the biofilm to the surface. The sticky plaque that forms on teeth is a biofilm of bacterial cells. |
sciq | sciq_01_01503 | Alpha, beta, and gamma emissions are associated with what kind of energy? | [
"potential",
"kinetic",
"radiation",
"electrical"
] | C | Alpha, beta, and gamma emissions have different abilities to penetrate matter. The relatively large alpha particle is easily stopped by matter (although it may impart a significant amount of energy to the matter it contacts). Beta particles penetrate slightly into matter, perhaps a few centimeters at most. Gamma rays c... |
math_qa | mathqa_03_02329 | in a fuel station the service costs $ 1.75 per car , every liter of fuel costs 0.75 $ . assuming that a company owns 12 cars and that every fuel tank contains 55 liters and they are all empty , how much money total will it cost to fuel all cars ? | [
"320 $",
"420 $",
"490 $",
"516 $"
] | D | 12 * 1.75 + 0.75 * 12 * 55 = 516 hence - d |
sciq | sciq_01_11054 | What is most often the cause of encephalitis? | [
"calcium buildup",
"parasites",
"viruses",
"bacterial infections"
] | C | Encephalitis is a brain infection most often caused by viruses. The immune system tries to fight off a brain infection, just as it tries to fight off other infections. But sometimes this can do more harm than good. The immune system’s response may cause swelling in the brain. With no room to expand, the brain pushes ag... |
sciq | sciq_01_01738 | In what process is atp created by glycolysis, without oxygen? | [
"oxidation",
"fermentation",
"sedimentation",
"condensation"
] | B | Two different pathways accomplish the regeneration of NAD + with rather famous products: lactic acid (C 3 H 6 O 3 ) and ethyl alcohol (C 2 H 6 O) ( Figure above ). Making ATP in the absence of oxygen by glycolysis alone is known as fermentation . Therefore, these two pathways are called lactic acid fermentation and alc... |
sciq | sciq_01_06203 | When matter recycles and changes state what does it gain or lose by doing so? | [
"fuel",
"energy",
"volume",
"density"
] | B | Matter can exist in one of several different states, including a gas, liquid, or solid state. States of matter differ in the amount of energy their molecules have. When matter recycles, it changes state by gaining or losing energy. |
ARC-Challenge | arc_04_02809 | Ice will form on small ponds when the temperature drops below 0°C. Which property of ice is most beneficial to fish living in these ponds? | [
"Ice has a temperature colder than the temperature of water.",
"Ice absorbs sunlight that is reflected by water.",
"Ice traps more pollution than is trapped by water.",
"Ice had a density lower than the density of water."
] | D | null |
sciq | sciq_01_10686 | In what type of population do allele and genotype frequencies not change over time? | [
"equilibrium population",
"saturation population",
"inequilibrium population",
"shape population"
] | A | In an equilibrium population, allele and genotype frequencies do not change over time. |
sciq | sciq_01_02758 | Some microorganisms can digest cellulose, breaking it down into what? | [
"fructose polymers",
"fructose monomers",
"glucose monomers",
"gluclose polymers"
] | C | |
math_qa | mathqa_03_02665 | at a florist shop on a certain day , all corsages sold for either $ 20 or $ 30 . if 8 of the corsages that sold for $ 30 had instead sold for $ 20 , then the store ' s revenue from corsages that day would have been reduced by 35 percent . what was the store ' s actual revenue from corsages that day ? | [
"$ 320",
"$ 400",
"$ 600",
"$ 800"
] | A | i am doing it elaborately , hope it will help you . let , no . of corsages @ $ 20 = x , no . of corsages @ $ 30 = y and revenue = r so , 20 x + 30 y = r . . . . . . . . . ( 1 ) now , given the situation , 20 ( x + 8 ) + 30 ( y - 8 ) = r - . 25 r = > 20 x + 160 + 30 y - 240 = . 75 r = > 20 x + 30 y = . 75 r + 80 . . . .... |
ARC-Challenge | arc_04_02852 | A student pushes a shopping cart filled with groceries. The cart has a mass of 12 kilograms (kg). The student pushes the cart with a force of 15 newtons (N). Assuming the ground is frictionless, how fast will the cart accelerate until the student stops applying the force? | [
"0.625 m/s^2",
"0.8 m/s^2",
"1.25 m/s^2",
"2.5 m/s^2"
] | C | null |
medmcqa | medmcqa_05_03892 | Hot water bottle relieves the pain of abdominal spasm by | [
"Stimulation of adrenergic fibers",
"Stimulation of cholinergic fibers",
"Inhibition of cold receptors",
"Inhibition of heat receptors"
] | A | Pain from gastrointestinal viscera is carried by small C fibers. Temperature sensation from hot water bottles passes through A fibers and large C fibers.
When these larger fibers are stimulated, they block the adrenergic small C fibers from the viscera. |
sciq | sciq_01_02677 | Unlike ammonia, oxygen cannot be liquefied at room temperature because its what is below room temperature? | [
"critical temperature",
"relaxed temperature",
"leading temperature",
"particular temperature"
] | A | Check Your Learning Ammonia can be liquefied by compression at room temperature; oxygen cannot be liquefied under these conditions. Why do the two gases exhibit different behavior? Answer: The critical temperature of ammonia is 405.5 K, which is higher than room temperature. The critical temperature of oxygen is below ... |
sciq | sciq_01_06106 | What is the second most common skin cancer? | [
"melanoma",
"squamous cell carcinoma",
"basal cell carcinoma",
"precancerous cell carcinoma"
] | B | Squamous Cell Carcinoma Squamous cell carcinoma is a cancer that affects the keratinocytes of the stratum spinosum and presents as lesions commonly found on the scalp, ears, and hands (Figure 5.19). It is the second most common skin cancer. The American Cancer Society reports that two of 10 skin cancers are squamous ce... |
math_qa | mathqa_03_04422 | a can do a piece of work in 4 days . b can do it in 6 days . with the assistance of c they completed the work in 2 days . find in how many days can c alone do it ? | [
"87 days",
"12 days",
"66 days",
"77 days"
] | B | c = 1 / 2 - 1 / 4 - 1 / 6 = 1 / 12 = > 12 days answer : b |
openbookqa | obqa_02_03525 | Prolonged sweating in hot weather means | [
"your going to change into a new animal",
"you're ready to travel through time",
"you are going to fill a swimming pool",
"your organs are unable to get replenished"
] | D | if an organism becomes too hot then that organism may die |
openbookqa | obqa_02_03588 | wind is used for producing | [
"cupcakes",
"smores",
"excited particle flowing",
"plants"
] | C | wind is used for producing electricity |
ARC-Easy | arc_04_01568 | Which of the following is the major cause of tides? | [
"heating of the oceans by the Sun",
"gravitational pull of the Moon",
"earthquakes on the ocean floor",
"changes in wind direction"
] | B | null |
math_qa | mathqa_03_02844 | two trains of length 100 m and 200 m are 100 m apart . they start moving towards each other on parallel tracks , at speeds 54 kmph and 36 kmph . in how much time will the trains cross each other ? | [
"12 sec",
"13 sec",
"15 sec",
"16 sec"
] | D | "d relative speed = ( 54 + 36 ) * 5 / 18 = 5 * 5 = 25 mps . the time required = d / s = ( 100 + 100 + 200 ) / 25 = 400 / 25 = 16 sec ." |
sciq | sciq_01_00107 | What does lattice energy of an ionic solid measure the strength of? | [
"atoms",
"bonds",
"metals",
"electrons"
] | B | Lattice energy of an ionic solid is a measure of the strength of bonds in that ionic compound. |
math_qa | mathqa_03_00206 | in a graduating class of 232 students , 144 took geometry and 119 took biology . what is the difference between the greatest possible number t and the smallest possible number of students that could have taken both geometry and biology ? | [
"144",
"119",
"113",
"88"
] | D | "official solution : first of all , notice that since 144 took geometry and 119 took biology , then the number of students who took both geometry and biology can not be greater than 119 . { total } = { geometry } + { biology } - { both } + { neither } ; 232 = 144 + 119 - { both } + { neither } ; { both } = 31 + { neith... |
openbookqa | obqa_02_04909 | During a vigorous workout which will need to increase? | [
"Balance",
"Pulse",
"Perspiration",
"Strength"
] | B | as energy required for an activity increases , pulse will increase |
math_qa | mathqa_03_02743 | the age of father 7 years ago was 5 times the age of his son . 5 years hence , father ' s age will be thrice that of his son . the ratio of their present ages is : | [
"67 : 19",
"65 : 17",
"61 : 19",
"63 : 15"
] | A | let the ages of father and son 7 years ago be 5 x and x years respectively . then , ( 5 x + 7 ) + 5 = 3 [ ( x + 7 ) + 5 ] 5 x + 12 = 3 x + 36 x = 12 . required ratio = ( 5 x + 7 ) : ( x + 7 ) = 67 : 19 . answer : option a |
sciq | sciq_01_02300 | Which effect causes winds to strike the polar front at an angle? | [
"coriolis effect",
"centrifugal effect",
"Lake Effect",
"axial tilt"
] | A | Mid-latitude cyclones form at the polar front. Two very different air masses blow past each other in opposite directions. The Coriolis effect causes winds to strike the polar front at an angle. Warm and cold fronts form next to each other. |
ARC-Challenge | arc_04_02954 | A student plants rosebushes in her front yard. The student is frequently seen pulling weeds from the base of the rosebushes. What is the most likely reason that the weeds are pulled? | [
"Weeds add fertilizer to the soil.",
"Weeds use nutrients the roses need to grow.",
"Weeds increase the bacteria in the soil.",
"Weeds consume most of the oxygen."
] | B | null |
ARC-Easy | arc_04_00803 | Which of these describes a chemical change? | [
"water freezing",
"paper burning",
"water becoming steam",
"paper being torn"
] | B | null |
math_qa | mathqa_03_02823 | total dinning bill for 5 people was $ 211.00 . if they add 15 % tip and divided the bill evenly , approximate . what was each persons find share | [
"$ 30.14",
"48.53",
"34.66",
"32.29"
] | B | "211 * 15 = 3165 / 100 = 31.65 211 + 31.65 = 242.65 242.65 / 5 = 48.53 answer : b" |
openbookqa | obqa_02_01477 | A chemical change is likely to happen in which body part? | [
"stomach",
"heart",
"leg",
"ear"
] | A | An example of a chemical change is acid breaking down substances |
sciq | sciq_01_06774 | What kinds of waves are composed of various oscillating electric and magnetic fields? | [
"seismic",
"tidal",
"elastic",
"electromagnetic"
] | D | Figure 27.45 illustrates how the component of the electric field parallel to the long molecules is absorbed. An electromagnetic wave is composed of oscillating electric and magnetic fields. The electric field is strong compared with the magnetic field and is more effective in exerting force on charges in the molecules.... |
math_qa | mathqa_03_04360 | in a race of 1000 m , a can beat by 100 m , in a race of 800 m , b can beat c by 100 m . by how many meters will a beat c in a race of 800 m ? | [
"122.9 m",
"170 m .",
"122.2 m",
"222.9 m"
] | B | "when a runs 1000 m , b runs 900 m and when b runs 800 m , c runs 700 m . when b runs 900 m , distance that c runs = ( 900 * 700 ) / 800 = 6300 / 8 = 787.5 m . in a race of 1000 m , a beats c by ( 1000 - 787.5 ) = 212.5 m to c . in a race of 800 m , the number of meters by which a beats c = ( 800 * 212.5 ) / 1000 = 170... |
sciq | sciq_01_10805 | Corals build hard exoskeletons that grow to become coral what? | [
"beds",
"reefs",
"layers",
"crystals"
] | B | Cnidarians are aquatic invertebrates in Phylum Cnidaria. They include jellyfish and corals, both of which have radial symmetry. All cnidarians have nematocysts, and many are bioluminescent. They may exist in medusa and/or polyp form. Corals build hard exoskeletons that grow to become coral reefs. |
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