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values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
ARC-Challenge | arc_04_03212 | A teacher opens a can of food in the front of a classroom. Soon, all of the students in the classroom can smell the food. Which statement identifies a property of a gas that allows all of the students to smell the food? | [
"A gas has no mass.",
"A gas has a large mass.",
"A gas takes the shape of its container.",
"A gas keeps its shape when placed in a container."
] | C | null |
sciq | sciq_01_06360 | What is the outer layer of the sun made up of? | [
"plasma",
"nitrogen",
"oxygen",
"gas"
] | A | outermost layer of the sun, made up of a plasma that extends millions of kilometers into space. |
sciq | sciq_01_08656 | When light transfers its energy to objects, this is known as what? | [
"absorption",
"accumulation",
"condensation",
"evaporation"
] | A | Light may transfer its energy to matter rather than being reflected or transmitted by matter. This is called absorption . When light is absorbed, the added energy increases the temperature of matter. If you get into a car that has been sitting in the sun all day, the seats and other parts of the car’s interior may be a... |
math_qa | mathqa_03_03855 | in a certain supermarket , a triangular display of cans is arranged in 10 rows , numbered 1 through 10 from top to bottom . each successively numbered row contains 3 more cans than the row immediately above it . if there are fewer than 150 cans in the entire display , how many cans are in the sixth row ? | [
"14",
"16",
"18",
"20"
] | B | "let x be the number of cans in row 1 . the total number of cans is x + ( x + 3 ) + . . . + ( x + 27 ) = 10 x + 3 ( 1 + 2 + . . . + 9 ) = 10 x + 3 ( 9 ) ( 10 ) / 2 = 10 x + 135 since the total is less than 150 , x must equal 1 . the number of cans in the 6 th row is 1 + 3 ( 5 ) = 16 the answer is b ." |
sciq | sciq_01_11540 | What is the term for a substance that increases the rate of a chemical reaction but is not changed or used up in the reaction? | [
"a mechanism",
"a catalyst",
"an acid",
"a contribute"
] | B | Some reactions need extra help to occur quickly. They need another substance, called a catalyst. A catalyst is a substance that increases the rate of a chemical reaction but is not changed or used up in the reaction. The catalyst can go on to catalyze many more reactions. |
math_qa | mathqa_03_01929 | product of two co - prime numbers is 117 . their l . c . m should be : | [
"1",
"117",
"116",
"equal to their h . c . f"
] | B | "h . c . f of co - prime numbers is 1 . so , l . c . m = 117 / 1 = 117 . answer : b" |
openbookqa | obqa_02_03867 | All plants require this | [
"humans",
"insects",
"H2O",
"trees"
] | C | a plants require water for to grow |
medmcqa | medmcqa_05_04343 | A 6 month old infant had itchy erythematous papule and exudative lesions on the scalp, face, groins and axillae for one month. She also had vesicular lesion on the palms. The most likely diagnosis is - | [
"Congenital syphilis",
"Seborrhoeic dermatitis",
"Scabies",
"Psoriasis"
] | C | <p>As per the features- itchy erythematous papules and involvement of axilla,groin and scalp points to infantile scabies. SCABIES:- Caused by Sarcoptes scabiei var hominis.Clinical features: Itching- generalised, worse at night.this is due to delayed type 4 hypersensitivity reaction. Classic lesion: Burrow-Thread like ... |
sciq | sciq_01_02692 | What is the name of the scientist who named neutrinos? | [
"enrico fermi",
"Einstein",
"Gibbs",
"Schrodinger"
] | A | The neutrino is a particle emitted in beta decay that was unanticipated and is of fundamental importance. The neutrino was not even proposed in theory until more than 20 years after beta decay was known to involve electron emissions. Neutrinos are so difficult to detect that the first direct evidence of them was not ob... |
openbookqa | obqa_02_04943 | Sunrises in January are | [
"late",
"green",
"old",
"early"
] | A | when the season changes , the amount of daylight will change |
sciq | sciq_01_07337 | What type of organisms do not need blood? | [
"single-celled",
"marine",
"vertebrate",
"cold-blooded"
] | A | Single-celled organisms do not need blood. They obtain nutrients directly from and excrete wastes directly into their environment. The human organism cannot do that. Our large, complex bodies need blood to deliver nutrients to and remove wastes from our trillions of cells. The heart pumps blood throughout the body in a... |
medmcqa | medmcqa_05_01815 | Methotrexate is used in high doses in - | [
"Osteosarcoma",
"Retinoblastoma",
"Rhabdomyosarcoma",
"Ewig's sarcoma"
] | A | Ans. is 'a' i.e., Osteosarcoma o High dose methotrexate with leucoverin is indicated for chemotherapy in osteosarcoma. |
medmcqa | medmcqa_05_02067 | Which of the following is the least common cause of ambiguous genitalia in a female child – | [
"Fetal placental steroid sulfatase deficiency",
"Fetal placental aromatase deficiency",
"Congenital adrenal hyperplasia",
"WNT–4 gene mutation"
] | A | Placental steroid sufatase deficiency is an X-linked disorder (affects only males) that does not lead to ambiguous genitalia in a female child.
'Placental steroid suflatase deficiency is a rare X-linked disorder and all affected fetuses are males' William's 22nd/81
Congenital adrenal hyperplasia is the most common caus... |
math_qa | mathqa_03_03027 | a tree of height 36 m is on one edge of a road broke at a certain height . it fell in such a way that the top of the tree touches the other edge of the road . if the breadth of the road is 12 m , then what is the height at which the tree broke ? | [
"16",
"17",
"18",
"19"
] | A | let the tree was broken at x meters height from the ground and 36 - x be the length of other part of the tree . from the diagram , ( 36 − x ) 2 = x 2 + 122 ( 36 − x ) 2 = x 2 + 122 ⇒ 1296 − 72 x + x 2 = x 2 + 144 ⇒ 1296 − 72 x + x 2 = x 2 + 144 ⇒ 72 x = 1296 − 144 ⇒ 72 x = 1296 − 144 ⇒ x = 16 answer : a |
sciq | sciq_01_03905 | Kidney stones are considered a disease that affects which system? | [
"urinary system",
"muscular system",
"reproductive system",
"digestive system"
] | A | Diseases of the urinary system include kidney stones and urinary tract infections. Untreated diabetes may cause kidney failure and the need for hemodialysis or a kidney transplant. |
ARC-Easy | arc_04_01872 | Which region of the Milky Way contains a population that consists mostly of old stars? | [
"the halo",
"the spiral arms",
"the nuclear bulge",
"the open clusters"
] | A | null |
openbookqa | obqa_02_00385 | The reason raccoons are often found in dumpsters is because they are known to consume | [
"waste",
"caviar",
"cats",
"roses"
] | A | raccoons eat waste |
sciq | sciq_01_09029 | What do you get by multiplying volume by the density of water? | [
"weight of water",
"mass of water",
"temperature of water",
"velocity of water"
] | B | Consider a gigantic tub filled with water as shown below. A column of water with a cross-sectional area of 1.00 m 2 is designated. If we multiply the cross-sectional area by the height of the column, we get the volume of water in this column. We can then multiply this volume by the density of water, 1000. kg/m 3 , and ... |
math_qa | mathqa_03_01569 | if the annual increase in the population of a town is 10 % and the present number of people is 14000 , what will the population be in 2 years ? | [
"12100",
"15240",
"12456",
"16940"
] | D | "the required population is = 14000 ( 1 + 10 / 100 ) ^ 2 = 14000 * 11 / 10 * 11 / 10 = 16940 answer is d" |
medmcqa | medmcqa_05_04755 | A 18 month baby can do which of the following? | [
"Hide & seek game",
"Write Alphabet",
"Say short sentence",
"Walk short distance"
] | D | Ans. (d) Walk short distanceRef: Nelson 18th ed chapter 10Hide and seek gameNot mentioned but by my experience >3 yearsWrite alphabet6 yearsSay short sentence2 yearsWalk short distance18 months |
openbookqa | obqa_02_01310 | If a tree is separated from it's roots it will | [
"run away",
"expire",
"have a party",
"get stronger"
] | B | if a tree is cut down then that tree will die |
sciq | sciq_01_08314 | As distance from the source increases, the area covered by the sound waves increases, lessening what? | [
"density",
"duration",
"intensity",
"velocity"
] | C | The energy of sound waves spreads out over a greater area as the waves travel farther from the sound source. This diagram represents just a small section of the total area of sound waves spreading out from the source. Sound waves actually travel away from the source in all directions. As distance from the source increa... |
openbookqa | obqa_02_04109 | What usually occurs over a period of many years? | [
"tides",
"lightning",
"rock breaking",
"floods"
] | C | weathering usually occurs over a period of many years |
ARC-Easy | arc_04_01342 | Minerals can be identified using hardness, streak, and cleavage because | [
"minerals are inorganic.",
"crystal structure is too hard to determine.",
"crystal size is determined by the environment.",
"minerals have different recognizable properties."
] | D | null |
ARC-Challenge | arc_04_02858 | Which of these conditions most likely results from infection? | [
"high blood sugar levels",
"swelling of throat tissues",
"numbness in fingers",
"blockage of blood vessels in the leg"
] | B | null |
openbookqa | obqa_02_01489 | A creature that sometimes attaches to sharks is | [
"another shark",
"a ray-finned fish",
"a jellyfish",
"a turtle"
] | B | remora fish eat food by attaching themselves to sharks and eating the food left behind |
sciq | sciq_01_03297 | What do we call the diffusion of water across a membrane because of a difference in concentration? | [
"cell transportation",
"hemostasis",
"electrolysis",
"osmosis"
] | D | The diffusion of water across a membrane because of a difference in concentration is called osmosis. |
sciq | sciq_01_05288 | What is defined as an antigen that causes an allergy? | [
"an expectorant",
"an allergen",
"a pollutant",
"a disinfectant"
] | B | An antigen that causes an allergy is called an allergen. |
math_qa | mathqa_03_02043 | the length of rectangle is thrice its breadth and its perimeter is 88 m , find the area of the rectangle ? | [
"432 sq m'",
"363 sq m'",
"452 sq m'",
"428 sq m'"
] | B | 2 ( 3 x + x ) = 88 l = 33 b = 11 lb = 33 * 11 = 363 answer : b |
math_qa | mathqa_03_03831 | solve : 12.05 * 5.4 + 0.6 | [
"108.45",
"110.45",
"106.45",
"109.45"
] | A | = 12.05 * ( 5.4 / 0.6 ) = ( 12.05 * 9 ) = 108.45 answer is a . |
openbookqa | obqa_02_01640 | After a week of storms, the nearby lake now has more | [
"fish",
"birds",
"liquid",
"plants"
] | C | storms cause bodies of water to increase amount of water they contain |
sciq | sciq_01_07033 | What do we call the system of classification consisting of a hierarchy of groupings called taxa? | [
"linnaean system",
"linchpin system",
"crocodilian system",
"lamarckian system"
] | A | The Linnaean system of classification consists of a hierarchy of groupings, called taxa (singular, taxon). Taxa range from the kingdom to the species (see Figure below ). The kingdom is the largest and most inclusive grouping. It consists of organisms that share just a few basic similarities. Examples are the plant and... |
math_qa | mathqa_03_04181 | the average salary of all the workers in a workshop is $ 1000 . the average salary of 5 technicians is $ 5000 and the average salary of the rest is $ 500 . the total number of workers in the shop is ? | [
"25",
"20",
"15",
"30"
] | A | "let the total number of workers be x 1000 x = 5000 * 5 + 500 ( x - 5 ) x = 25 answer is a" |
medmcqa | medmcqa_05_04210 | Which of the following group of antidiabetic drugs are contraindicated in patient with MEN syndrome? | [
"Biguanides",
"GLP - 1 analogues",
"α - glucosidase inhibitors",
"Meglitinides"
] | B | GLP 1 analogues can lead to medullary carcinoma of thyroid and hence they are contraindicated in patients with MEN syndrome. |
sciq | sciq_01_10674 | What is the amount of time a molecule stays in a reservoir known as? | [
"residence time",
"reservoir time",
"known time",
"suitable time"
] | A | Water can remain in a particular location for a long time. This is known as a reservoir . Reservoirs for water include oceans, glaciers, ponds, or even the atmosphere. A water molecule may pass through a reservoir very quickly or may remain for much longer. The amount of time a molecule stays in a reservoir is known as... |
sciq | sciq_01_10627 | A newborn baby has a soft spot on the top of its head. over the next few months, the soft spot gradually does what? | [
"weakens",
"shrinks",
"grows",
"hardens"
] | D | A newborn baby has a soft spot on the top of its head. Over the next few months, the soft spot gradually hardens. What explains this?. |
sciq | sciq_01_06714 | He mass spectrometer measures the percent abundance of different what? | [
"isotopes",
"reactions",
"organisms",
"Proteins"
] | A | The mass spectrometer measures the percent abundance of different isotopes in a given sample. |
medmcqa | medmcqa_05_04222 | Germ tube test is diagnostic for: | [
"Candida albicans",
"Cryptococcus neoformans",
"Histoplasma capsulum",
"Coccidioidomycosis"
] | A | Ans. a. Candida albicans |
sciq | sciq_01_09244 | Precipitation maps show the amount of what in different areas? | [
"heat",
"rainfall",
"population",
"geographical variety"
] | B | Precipitation maps show the amount of rainfall in different areas. |
medmcqa | medmcqa_05_00824 | Renal involvement seen in which of the following infections- | [
"Cytomegalovirus",
"Polyoma virus",
"Human Papilloma virus",
"HIV"
] | B | brain&renal tract are the main site of polyoma virus multiplication REF:ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.554 |
openbookqa | obqa_02_02225 | Energy will be expended for | [
"a monkey with a puncture wound to get better",
"pencils to lay flat on a desk",
"paper to flutter around",
"a flower to lay dormant"
] | A | an organism requires energy for repair |
sciq | sciq_01_08867 | In vertebrates, ovipary, ovovivipary, and vivipary are different strategies for what vital process? | [
"respiration",
"reproduction",
"absorption",
"circulation"
] | B | Vertebrates have one of three reproductive strategies, known as ovipary, ovovivipary, or vivipary. |
math_qa | mathqa_03_04362 | 8 men , working 8 hours a day can complete a work in 24 days . how many hours a day must 12 men work to complete the same work in 16 days ? | [
"6",
"7",
"8",
"9"
] | C | "the number of hours required to complete the work is 8 * 8 * 24 = 1536 12 × 16 × ( x ) = 1536 x = 8 the answer is c ." |
ARC-Easy | arc_04_01877 | The crude oil extracted today was formed millions of years ago from the fossilized remains of algae and other tiny marine organisms. Most parts of the organisms decomposed soon after they died. Which biomolecules decomposed more slowly and became the basis of crude oil? | [
"proteins",
"carbohydrates",
"fatty acids",
"nucleic acids"
] | C | null |
sciq | sciq_01_01141 | What are used to balance chemical equations? | [
"fractions",
"densities",
"coefficients",
"velocities"
] | C | Coefficients are used to balance chemical equations. A coefficient is a number placed in front of a chemical symbol or formula. It shows how many atoms or molecules of the substance are involved in the reaction. For example, two molecules of hydrogen would be written as 2H 2 . A coefficient of 1 usually isn’t written. |
sciq | sciq_01_04531 | The law of conservation of matter, which says that matter cannot be created or this? | [
"damaged",
"abandoned",
"stopped",
"destroyed"
] | D | the law of conservation of matter, which says that matter cannot be created or destroyed. This means we must have the same number of protons and neutrons on both sides of the nuclear equation. If our uranium nucleus loses 2 protons, there are 90 protons remaining, identifying the element as thorium. Moreover, if we los... |
sciq | sciq_01_09289 | What is a solid particle that is indestructible? | [
"neutron",
"nucleus",
"atom",
"quark"
] | C | Atoms are solid particles that are indestructible. |
sciq | sciq_01_05085 | Hurricanes that form in the tropics are called what? | [
"tropical cyclones",
"caribbean cyclones",
"rain cyclones",
"tornados"
] | A | Hurricanes are cyclones. Since they form in the tropics, they are called tropical cyclones. These storms form over very warm ocean water in summer and autumn. The temperature of the sea surface must be 28 o C (82 o F) or higher. The air above the water warms and rises. This forms a low pressure cell. The air begins to ... |
sciq | sciq_01_00952 | Bacterial stis usually can be cured with what? | [
"antiviral drugs",
"antioxidants",
"pesticides",
"antibiotics"
] | D | Bacterial STIs usually can be cured with antibiotics. |
medmcqa | medmcqa_05_03630 | A gangster was brought to the ED with a penetrating neck injury after a fight. Which of the following is used to define 'Penetrating Neck Injury'? | [
"2 cm depth of wound",
"Injury to vital structures",
"Breach of platysma",
"Through and through wound"
] | C | Penetrating injuries of the anterior neck are defined as the injuries that violate the platysma muscle. They are potentially life-threatening because of the density of critical structures in this region. CT scanning of the neck and chest determines the injury track, and fuher studies are performed based on proximity to... |
sciq | sciq_01_03352 | Why do sharks sense low levels of electricity? | [
"to locate prey",
"to reproduce",
"to sleep",
"to locate mates"
] | A | Fish also have a centralized nervous system with a brain. Fish brains are small compared with the brains of other vertebrates, but they are large and complex compared with the brains of invertebrates. Fish also have highly developed sense organs that allow them to see, hear, feel, smell, and taste. Sharks and some othe... |
openbookqa | obqa_02_04377 | Which only needs sparse water? | [
"fish",
"frogs",
"whales",
"chuckwallas"
] | D | some lizards live in desert habitats |
medmcqa | medmcqa_05_04823 | Which of the following drugs can result in cyanide poisoning? | [
"Sodium Nitroprusside",
"Amyl nitrite",
"Hydroxycobalamin",
"Sodium thiosulphate"
] | A | Rapid high dose infusion of sodium nitroprusside may result in cyanide poisoning. Mechanism of action of Sodium nitroprusside is binding with oxyhemoglobin in the circulation and release nitric oxide, cyanide, methaemoglobin results inincrease of cGMP Amyl nitrite induces methemoglobinemia which binds cyanide to form c... |
ARC-Easy | arc_04_01849 | The organisms that convert solar energy and raw materials into food are | [
"producers.",
"consumers.",
"herbivores.",
"decomposers."
] | A | null |
math_qa | mathqa_03_04101 | what is the smallest number which , when increased by 5 , is divisible by 7 , 8 , and 24 ? | [
"148",
"153",
"158",
"163"
] | D | "lcm ( 7 , 8,24 ) = 24 x 7 = 168 so the least divisible number is 168 , and the number we are looking for is 168 - 5 = 163 . the answer is d ." |
sciq | sciq_01_05332 | What is the hinged structure attached to the cranium that allows an animal to grasp and tear its food? | [
"tooth",
"neck",
"throat",
"jaw"
] | D | Gnathostomes: Jawed Fishes Gnathostomes or “jaw-mouths” are vertebrates that possess jaws. One of the most significant developments in early vertebrate evolution was the development of the jaw, which is a hinged structure attached to the cranium that allows an animal to grasp and tear its food. The evolution of jaws al... |
sciq | sciq_01_02601 | What is the name for an area that is covered in water, or at least has soggy soil, during all or part of the year? | [
"coastal zone",
"a wetland",
"a stream",
"a crater"
] | B | Some of Earth’s freshwater is found in wetlands. A wetland is an area that is covered with water, or at least has very soggy soil, during all or part of the year. Certain species of plants thrive in wetlands, and they are rich ecosystems. Freshwater wetlands are usually found at the edges of steams, rivers, ponds, or l... |
ARC-Challenge | arc_04_02668 | When moist air comes in contact with a cold surface in the winter, one result can be frost. What has happened to the water vapor in the air to cause frost? | [
"It has melted.",
"It has sublimated.",
"It has evaporated.",
"It has condensed."
] | B | null |
math_qa | mathqa_03_03663 | a 20 litre mixture of milk and water contains milk and water in the ratio 3 : 2 . 10 litres of the mixture is removed and replaced with pure milk and the operation is repeated once more . at the end of the two removal and replacement , what is the ratio r of milk and water in the resultant mixture ? | [
"17 : 3",
"9 : 1",
"3 : 17",
"5 : 3"
] | B | "he 20 litre mixture contains milk and water in the ratio of 3 : 2 . therefore , there will be 12 litres of milk in the mixture and 8 litres of water in the mixture . step 1 . when 10 litres of the mixture is removed , 6 litres of milk is removed and 4 litres of water is removed . therefore , there will be 6 litres of ... |
sciq | sciq_01_03939 | What structures formed of twisted actin chains are found in almost every cell, and are numerous in muscle cells and cells that move by changing shape? | [
"RNA",
"microfilaments",
"DNA",
"vesicles"
] | B | Microfilaments , shown in Figure below (b) , are made of two thin actin chains that are twisted around one another. Microfilaments are mostly concentrated just beneath the cell membrane, where they support the cell and help the cell keep its shape. Microfilaments form cytoplasmatic extensions, such as pseudopodia and m... |
ARC-Challenge | arc_04_02505 | Why do scientists perform multiple trials of the same experiment? | [
"to include additional variables in the experiment",
"to complete the steps of the experiment in less time",
"to find a less expensive way to conduct the experiment",
"to increase the likelihood of accurate experiment results"
] | D | null |
math_qa | mathqa_03_03160 | in a certain parking lot , 10 % of the cars are towed for parking illegally . however 80 % of the cars which are parked illegally are not towed . what percentage of cars in the parking lot are parked illegally ? | [
"30 %",
"40 %",
"50 %",
"60 %"
] | C | "let x be the number of cars and let y be the number of cars parked illegally . 10 % * x = 20 % * y y / x = 1 / 2 = 50 % the answer is c ." |
sciq | sciq_01_01458 | What is said to occur when both traits appear in a heterozygous offspring? | [
"pollenation",
"xenophobia",
"identical twins",
"codominance"
] | D | What happens when there are two alleles in a heterozygote and neither allele is completely dominant nor completely recessive? Can both traits appear in the phenotype? Essentially, yes they can. Can there be two dominant alleles for the same gene? Codominance occurs when both traits appear in a heterozygous offspring. F... |
openbookqa | obqa_02_02951 | Due to the wobble of the earth it has four different | [
"visitors",
"locations",
"time zones",
"seasons"
] | D | each season occurs once per year |
math_qa | mathqa_03_04474 | ( 112 x 54 ) = ? | [
"67000",
"70000",
"76500",
"77200"
] | B | explanation : ( 112 x 54 ) = 112 x ( 10 / 2 ) 4 = 112 x 10 4 / 2 4 = 1120000 / 16 = 70000 answer is b |
openbookqa | obqa_02_00161 | if food has lack of immediate use for energy then it will | [
"be discarded immediately",
"kept for later",
"left to rot",
"be thrown up"
] | B | if food is not immediately used by the body for energy then that food will be stored for future use |
sciq | sciq_01_05749 | Terrestrial and aquatic are the two basic categories of what, on earth? | [
"dendrites",
"atmospheres",
"substrates",
"biomes"
] | D | 20.3 | Terrestrial Biomes By the end of this section, you will be able to: • Identify the two major abiotic factors that determine the type of terrestrial biome in an area • Recognize distinguishing characteristics of each of the eight major terrestrial biomes Earth’s biomes can be either terrestrial or aquatic. Terres... |
openbookqa | obqa_02_00016 | Shorter periods of daylight happen | [
"October to December",
"November to March",
"December to April",
"December to March"
] | D | the amount of daylight is least in the winter |
openbookqa | obqa_02_04823 | Tropical storms get their fuel from the | [
"super market",
"ocean",
"gas station",
"mexico"
] | B | an ocean is a source of heat and moisture for a hurricane |
medmcqa | medmcqa_05_02485 | Garden - I fractures are also known as | [
"Complete fracture with out displacement",
"Complete fracture with minimal (paial) displacement",
"Complete fracture with full displacement",
"Valgus impaction fractures"
] | D | D i.e. Valgus impaction fractures |
medmcqa | medmcqa_05_03048 | The ideal temperature of water to cool down the burned area is | [
"5degc",
"10degc",
"15degc",
"20degc"
] | C | Cool the burn wound. This provides analgesia and slows the delayed microvascular damage that can occur after a burn injury. Cooling should occur for a minimum of 10 minutes and is effective up to 1 hour after the burn injury. It is a paicularly impoant first aid step in paial-thickness burns, especially scalds. In temp... |
sciq | sciq_01_02828 | What have a symbiotic relationship between a fungus and a photosynthetic organism? | [
"lichens",
"sponges",
"crustaceans",
"amphibians"
] | A | farm fungi as a supply of food. Lichens are a symbiotic relationship between a fungus and a photosynthetic organism, usually an alga or cyanobacterium. The photosynthetic organism provides energy derived from light and carbohydrates, while the fungus supplies minerals and protection. Some animals that consume fungi hel... |
medmcqa | medmcqa_05_04587 | Density of cells in adult corneal endothelium is | [
"2000 cells/mm2",
"3000 cells/mm2",
"4000 cells/mm2",
"5000 cells/mm2"
] | B | (Refer: AK Khurana Comprehensive Ophthalmology, 6th edition, pg no. 95 - 96)The cell density of corneal endothelium is around 3000 cells/mm2 in young adults, which decreases with the advancing age |
openbookqa | obqa_02_02761 | An example of a chemical change is | [
"milk to yogurt",
"mixing marbles",
"my chemical romance",
"shredding paper"
] | A | An example of a chemical change is acid breaking down substances |
openbookqa | obqa_02_01002 | What location that had a disaster in 2017 was caused by heavy rains? | [
"San Francisco",
"Houston",
"Mexico City",
"Tokyo"
] | B | heavy rains cause flooding |
sciq | sciq_01_09727 | Animals produce most of what chemicals, which are needed to synthesize the fatty acids they need? | [
"carbohydrates",
"hormones",
"enzymes",
"solvents"
] | C | |
math_qa | mathqa_03_03950 | the sides of a square region , measured to the nearest centimeter , are 9 centimeters long . the least possible value of the actual area of the square region is | [
"60.25 sq cm",
"66.25 sq cm",
"56.25 sq cm",
"72.25 sq cm"
] | C | "though there might be some technicalities concerning the termnearest ( as 7.5 is equidistant from both 7 and 8 ) the answer still should be : 7.5 ^ 2 = 56.25 . answer : c" |
sciq | sciq_01_03982 | What do you call a type of mixture that has the same composition throughout? | [
"transfusion",
"transition",
"structure",
"solution"
] | D | This giant Buddha statue, which is a national treasure in Japan, is made of bronze. Bronze consists mainly of copper but also contains some tin. Bronze is an example of a solution. A solution is a type of mixture that has the same composition throughout. |
math_qa | mathqa_03_03377 | jane makes toy bears . when she works with an assistant , she makes 80 percent more bears per week and works 10 percent fewer hours each week . having an assistant increases jane ’ s output of toy bears per hour by what percent r ? | [
"20 %",
"80 %",
"100 %",
"180 %"
] | C | "c . let ' s assume just jane 40 bears per 40 / hrs a week , so that is 1 bear / hr . with an assistant she makes 72 bears per 36 hours a week or 2 bears / hr ( [ 40 bears * 1.8 ] / [ 40 hrs * . 90 ] ) . r = [ ( 2 - 1 ) / 1 ] * 100 % = 100 % . c" |
openbookqa | obqa_02_03306 | A way in which seeds are frequently spread is | [
"pigs rolling in mud",
"floors being swept clean",
"people eating deli ham",
"voles consuming oak pips"
] | D | An example of seed dispersal is animals eating seeds |
medmcqa | medmcqa_05_01002 | Complication, which results in moality, in carcinoma cervix: March 2013 | [
"Bleeding",
"Infection",
"Renal failure",
"Weight loss"
] | C | Ans. C i.e. Renal failure Carcinoma cervix Arises from: Squamo-columnar junction Earliest symptom: Post-coital bleeding MC site: Ectocervix MC agent: Human Papilloma Virus 16 Other type of HPV which are associated with cervical Ca: HPV 18, 31, 45, 51, 52 and 53 Predisposing factors: HPV, HSV and HIV infections Lymph no... |
medmcqa | medmcqa_05_02494 | A patient presents with lower gastrointestinal bleed. Sigmoidoscopy shows ulcers in the sigmoid. Biopsy from this area shows flask-shaped ulcers. Which of the following is the most appropriate treatment ? | [
"Intravenous ceftriaxone",
"Intravenous metronidazole",
"Intravenous steroids and sulphasalazine",
"Hydrocoisone enemas"
] | B | Ans. is `b' i.e., Intravenous metronidazole Lower gastrointestinal bleeding along with the presence of flask shaped ulcers on sigmoidoscopy confirms the diagnosis of intestinal amoebiasis (Amoebic colitis). Drug therapy for Amoebiasis Asymptomatic carrier (Luminal agents) * lodoquinol * Paromomycin 650 mg t.i.d. for 20... |
math_qa | mathqa_03_00186 | if 5 / w + 5 / x = 5 / y and wx = y , then the average ( arithmetic mean ) of w and x is | [
"1 / 2",
"1",
"2",
"4"
] | A | "given : 5 / w + 5 / x = 5 / ywx = y find : ( w + x ) / 2 = ? 5 ( 1 / w + 1 / x ) = 5 ( 1 / y ) - divide both sides by 5 ( 1 / w + 1 / x ) = 1 / y ( x + w ) / wx = 1 / wx - sub ' d in y = wx x + w - 1 = 0 x + w = 1 therefore ( w + x ) / 2 = 1 / 2 ans : a" |
math_qa | mathqa_03_00797 | at the end of the day , february 14 th , a florist had 150 roses left in his shop , all of which were red , white or pink in color and either long or short - stemmed . a third of the roses were short - stemmed , 20 of which were white and 15 of which were pink . the percentage of pink roses that were short - stemmed eq... | [
"50 %",
"25 %",
"250 %",
"75 %"
] | A | "r + w + p = 150 s + l = 150 1 / 3 * 150 = 50 short - stemmed white = 20 short - stemmed pink = 15 = > short - stemmed red = 15 15 / p = 15 / r = > r = p so total long stemmed = 100 and long stemmed red + long stemmed pink = 100 so long stemmed red / long stemmed = ? total white = 20 ( as no long stemmed white ) = > r ... |
ARC-Easy | arc_04_00847 | What relationship exists between a dog and its fleas? | [
"commensalism",
"gradualism",
"mutualism",
"parasitism"
] | D | null |
sciq | sciq_01_00586 | How do most growing plant cells expand? | [
"through photosynthesis",
"through water uptake",
"through germination",
"through cell respiration"
] | B | |
sciq | sciq_01_01753 | From the pharynx, air next passes through what structure, also known as the voice box because it contains vocal cords? | [
"larynx",
"trachea",
"pancreas",
"diaphram"
] | A | From the pharynx, air next passes through the larynx , or voice box. The larynx contains vocal cords, which allow us to produce vocal sounds. |
sciq | sciq_01_07194 | Alveolar ducts and broncioles are developing parts of what organ system? | [
"respiratory",
"nervous",
"immune",
"digestive"
] | A | Weeks 16–24 Once the respiratory bronchioles form, further development includes extensive vascularization, or the development of the blood vessels, as well as the formation of alveolar ducts and alveolar precursors. At about week 19, the respiratory bronchioles have formed. In addition, cells lining the respiratory str... |
openbookqa | obqa_02_01513 | Which recyclable body part is largely comprised of muscle | [
"the ticker",
"the spleen",
"the kidney",
"the liver"
] | A | the heart is mostly made of muscle |
sciq | sciq_01_03788 | What is manufactured and added to foods to preserve freshness? | [
"trans fat",
"vitamin c",
"protein",
"carbohydrates"
] | A | A type of lipid called trans fat is found in many processed foods. Trans fat is rare in nature but is manufactured and added to foods to preserve freshness. Eating foods that contain trans fat increases the risk of heart disease. Trans fat may be found in such foods as cookies, doughnuts, crackers, fried foods, ground ... |
sciq | sciq_01_01723 | What kind of enzyme is phosphofructokinase? | [
"covalent",
"allosteric",
"intracellular",
"orthosteric"
] | B | |
sciq | sciq_01_00344 | The shape of a virus is determined by the type and arrangement of proteins in its what? | [
"nuclei",
"capsid",
"enamel",
"anode"
] | B | 22.1 Introduction Viruses are the smallest biological particle (the tiniest are only 20 nm in diameter). However, they are not biological organisms so they are not classified in any kingdom of living things. They do not have any organelles and cannot respire or perform metabolic functions. Viruses are merely strands of... |
medmcqa | medmcqa_05_00462 | 'Second gas effect' is exeed by which of the following gas when co-administered with halothane: | [
"Nitrous oxide",
"Cyclopropane",
"Nitrogen",
"Helium"
] | A | Concentration effect, second gas effect and diffusion hypoxia :- - Seen with inhalational agents used in high concentrations (like N2O) - Nitrous Oxide tends to increase sympathetic tone which counteracts with its weak direct depressant action on hea and circulation - Used as a carrier for adjuvant other anesthetics,as... |
sciq | sciq_01_00839 | Prescribed to treat allergies, antihistamines and corticosteroids help control what system that attacks allergens? | [
"reproductive system",
"nervous system",
"cardiovascular",
"immune system"
] | D | Most allergies can be treated with medicines. Medicines used to treat allergies include antihistamines and corticosteroids. These medicines help control the immune system when it attacks an allergen. Sometimes, allergies cause severe symptoms, a condition known as anaphylaxis. For example, they may cause the throat to... |
math_qa | mathqa_03_03200 | a is two years older than b who is twice as old as c . if the total of the ages of a , b and c be 47 , the how old is b ? | [
"10 years",
"12 years",
"14 years",
"18 years"
] | D | "let c ' s age be x years . then , b ' s age = 2 x years . a ' s age = ( 2 x + 2 ) years . ( 2 x + 2 ) + 2 x + x = 47 5 x = 45 x = 9 . hence , b ' s age = 2 x = 19 years . d )" |
medmcqa | medmcqa_05_02598 | A subcentre in a hilly area caters to a population of – | [
"1000",
"2000",
"3000",
"5000"
] | C | Remember the following facts
A sub centre caters a population of - 5000 in general, 3000 in hilly, tribal & backward areas
A PHC caters a population of* - 30,000 in general, 20,000 in hilly, tribal & backward area.
A Community health centre caters a population of - 80,000 to 1.2 lakh.
A health assistant (male & femal... |
ARC-Easy | arc_04_00308 | When a person chews, saliva from the mouth mixes with starches in food. These starches begin to turn into sugars. Changing starches into sugars is best described as | [
"a phase change.",
"a cellular change.",
"a physical change.",
"a chemical change."
] | D | null |
openbookqa | obqa_02_00692 | The population of rabbits in an area increases. That could have been caused by | [
"More predators have been moving into the area",
"The rabbits are becoming infertile",
"Hunters are trapping the rabbits",
"More precipitation falling lately"
] | D | as the available water in an environment increases , the populations of organisms in that environment will increase |
math_qa | mathqa_03_00518 | in a certain business school class , p students are accounting majors , q students are finance majors , r students are marketing majors , and s students are strategy majors . if pqrs = 1365 , and if 1 < p < q < r < s , how many students in the class are accounting majors ? | [
"3",
"5",
"8",
"11"
] | A | pqrs = 1365 = 3 * 5 * 7 * 13 since 1 < p < q < r < s , the number of students who are accounting majors is p = 3 . the answer is a . |
math_qa | mathqa_03_02787 | 6 % of customers that enter a store on any given day must not pay tax . if 1000 people shop every day , how many people pay taxes in the store every week | [
"6500",
"6580",
"7200",
"7120"
] | B | 6 % of customers do not pay taxes . 6 / 100 * 1000 customers do not pay taxes . 6 / 100 * 1000 = 60 therefore 1000 - 60 customers do pay taxes . 1000 - 60 = 940 940 * 7 days per week = 6580 b ) |
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