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_09048 | The rate of a reaction can be expressed either in terms of the decrease in the amount of what or the increase in the amount of a product per unit time? | [
"reactant",
"plasma",
"sulfate",
"isotope"
] | A | Summary 12.1 Chemical Reaction Rates The rate of a reaction can be expressed either in terms of the decrease in the amount of a reactant or the increase in the amount of a product per unit time. Relations between different rate expressions for a given reaction are derived directly from the stoichiometric coefficients o... |
math_qa | mathqa_03_03832 | the standard deviation of a normal distribution of data is 2 , and 3 standard deviations below the mean is greater than 47 . what is a possible value for the mean of the distribution ? | [
"46",
"54",
"48",
"49"
] | B | the standard deviation ( { sd } ) = 2 ; 3 standard deviations below the mean is greater than 47 : { mean } - 3 * { sd } > 47 ; { mean } - 6 > 47 ; { mean } > 53 . answer : b . |
sciq | sciq_01_05455 | What is the attachment of ducklings to their mother an example of? | [
"imprinting",
"impressionism",
"validating",
"magnetism"
] | A | Figure 45.39 The attachment of ducklings to their mother is an example of imprinting. (credit: modification of work by Mark Harkin). |
medmcqa | medmcqa_05_00032 | Sarcoma Botyroides is mostly seen in - | [
"Neonates",
"Children under 2 years",
"Adults",
"Post menopausal"
] | B | Ans. is 'b' i.e., Children under 2 yearsSarcoma botryoides (Embryonal rhabdomyosarcoma) 0 Sarcoma botryoides is an uncommon vaginal tumor most frequently found in infants and in children younger than 5 years of age.o The tumor consists predominantly of malignant embryonal rhabdomyoblasts.o The tumor have the appearance... |
openbookqa | obqa_02_01296 | Just like with humans, if another organism consumes more calories than it burns off, it will inevitably | [
"get fatter",
"run",
"fly",
"die"
] | A | as the amount of food an animal eats increases , the weight of that animal will increase |
sciq | sciq_01_07874 | Since eddy currents and magnetic damping occur only in conductors, recycling centers can use these to separate metals from other materials? | [
"cranes",
"magnets",
"alloys",
"particles"
] | B | Since eddy currents and magnetic damping occur only in conductors, recycling centers can use magnets to separate metals from other materials. Trash is dumped in batches down a ramp, beneath which lies a powerful magnet. Conductors in the trash are slowed by magnetic damping while nonmetals in the trash move on, separat... |
sciq | sciq_01_11161 | Sugar and starch are examples of what type of nutrient? | [
"carbohydrates",
"proteins",
"vitamins",
"fat"
] | A | Producers such as plants or algae use carbon dioxide in the air to make food. The organisms combine carbon dioxide with water to make sugar. They store the sugar as starch. Both sugar and starch are carbohydrates. Consumers get carbon when they eat producers or other consumers. |
ARC-Easy | arc_04_01324 | Male barn swallow birds with symmetrically-shaped wings find mates more quickly than males with asymmetrical wing shapes. Which statement best explains the significance of symmetry in the barn swallow population? | [
"Symmetrical wings are attractive to females.",
"Symmetrical wings indicate genetic mutations.",
"Symmetrical wings indicate that males are good predators.",
"Symmetrical wings are signs that a bird is very aggressive."
] | A | null |
sciq | sciq_01_08960 | What two substances do plants give off when they make food? | [
"oxygen and water",
"chlorophyll and nitrogen",
"carbon dioxide and oxygen",
"water and oil"
] | A | |
ARC-Challenge | arc_04_02275 | Which material should be used on a bicycle ramp to increase friction? | [
"shiny metal",
"rough paper",
"smooth wood",
"wet plastic"
] | B | null |
sciq | sciq_01_07418 | The core of a star collapses during what event, forming a neutron star? | [
"spark",
"supernova",
"gravitational",
"blast"
] | B | The average particle energy needed to observe 19 GeV . (a) What unification of forces is estimated to be 10 is the rest mass in kilograms of a particle that has a rest mass 19 of 10 GeV/c 2 ? (b) How many times the mass of a hydrogen atom is this? 14. The peak intensity of the CMBR occurs at a wavelength of 1.1 mm. (a)... |
sciq | sciq_01_07726 | What fatty material inside arteries can restrict blood flow in the artery? | [
"collagen",
"marble",
"cholesterol",
"plaque"
] | D | The fatty material inside the artery on the right is plaque. Notice how much narrower the artery has become. Less blood can flow through it than the normal artery. |
math_qa | mathqa_03_00436 | rs . 6000 is lent out in two parts . one part is lent at 7 % p . a simple interest and the other is lent at 9 % p . a simple interest . the total interest at the end of one year was rs . 450 . find the ratio of the amounts lent at the lower rate and higher rate of interest ? | [
"9 : 3",
"9 : 5",
"5 : 8",
"5 : 4"
] | A | "let the amount lent at 7 % be rs . x amount lent at 9 % is rs . ( 6000 - x ) total interest for one year on the two sums lent = 7 / 100 x + 9 / 100 ( 6000 - x ) = 540 - 2 x / 100 = > 540 - 1 / 50 x = 450 = > x = 4500 amount lent at 10 % = 1500 required ratio = 4500 : 1500 = 9 : 3 answer : a" |
ARC-Easy | arc_04_00025 | Which best describes why winds at the beach change direction between day and night? | [
"because the temperatures over land and over water change",
"because warm air over land sinks and stays in place over land",
"because cool air rises and is replaced by warm air from the ocean",
"because cool air sinks and stays in place over land"
] | A | null |
sciq | sciq_01_07173 | Which parasite causes downy mildew in grape plants? | [
"plasmopara viticola",
"epichloe typhina",
"taphrina confusa",
"chrysomyxa ledi"
] | A | Plant Parasites Protist parasites of terrestrial plants include agents that destroy food crops. The oomycete Plasmopara viticola parasitizes grape plants, causing a disease called downy mildew (Figure 13.18a). Grape plants infected with P. viticola appear stunted and have discolored withered leaves. The spread of downy... |
math_qa | mathqa_03_01642 | a car started running at a speed of 30 km / hr and the speed of the car was increased by 2 km / hr at the end of every hour . find the total distance covered by the car in the first 7 hours of the journey . | [
"342 km",
"352 km",
"252 km",
"742 km"
] | C | "the total distance covered by the car in the first 7 hours = 30 + 32 + 34 + 36 + 38 + 40 + 42 = sum of 7 terms in ap whose first term is 30 and last term is 42 = 7 / 2 [ 30 + 42 ] = 252 km . answer : c" |
sciq | sciq_01_03206 | What in mammalian lungs, increases the surface area for gas exchange? | [
"thorax",
"bronchioles",
"bronchi",
"alveoli"
] | D | The lungs of mammals are unique in having alveoli. These are tiny, sac-like structures. Each alveolus is surrounded by a network of very small blood vessels (see Figure below ). Because there are millions of alveoli in each lung, they greatly increase the surface area for gas exchange between the lungs and bloodstream.... |
medmcqa | medmcqa_05_02645 | First test to be done when a female presents with hirsutism is | [
"Serum estradiol",
"Serum insulin",
"Serum testosterone",
"Serum prolactin"
] | C | Serum testosterone should be first test to be done in females with hirsutism to rule out androgen producing tumors. |
openbookqa | obqa_02_01132 | Lions eat animals | [
"in a different environment from where they live",
"in the water",
"underground",
"in the same environment where they live"
] | D | most predators live in the same environment as their prey |
math_qa | mathqa_03_04271 | if x and y are sets of integers , x # y denotes the set of integers that belong to set x or set y , but not both . if x consists of 8 integers , y consists of 10 integers , and 6 of the integers are in both x and y , then x # y consists of how many integers ? | [
"6",
"16",
"22",
"30"
] | A | "the number of integers that belong to set x only is 8 - 6 = 2 ; the number of integers that belong to set y only is 10 - 6 = 4 ; the number of integers that belong to set x or set y , but not both is 2 + 4 = 6 . answer : a ." |
medmcqa | medmcqa_05_01884 | ECG of a patient with snake bite is shown below. What is the abnormality seen? | [
"Hyperkalemia",
"Hypokalemia",
"Myocarditis",
"Bigemini"
] | A | ECG changes typically occur when serum potassium is < 3 mEq/L, and include ST segment sagging, T wave depression, and U wave elevation. With marked hypokalemia, the T wave becomes progressively smaller and the U wave becomes increasingly larger . Ref Davidson 23rd edition pg 370 |
openbookqa | obqa_02_03934 | A creature that completely goes unnoticed and unseen against a mottled leaf backdrop is probably | [
"indoors",
"glowing",
"neon",
"matching"
] | D | camouflage is a kind of protection against predators |
openbookqa | obqa_02_04130 | John's dog seemed to be getting chubby. He concluded that | [
"the dog was sleepwalking.",
"the dog was getting more exercise",
"the dog was overindulging in meals and snacks",
"the dog was refusing to eat"
] | C | as the amount of food an animal eats increases , the weight of that animal will increase |
math_qa | mathqa_03_02244 | a train of 24 carriages , each of 60 meters length , when an engine also of 60 meters length is running at a speed of 60 kmph . in what time will the train cross a bridge 1.5 km long ? | [
"6",
"3",
"4",
"9"
] | B | "d = 25 * 60 + 1500 = 3000 m t = 3000 / 60 * 18 / 5 = 180 sec = 3 mins answer : b" |
math_qa | mathqa_03_04207 | if 2994 ã · 14.5 = 171 , then 29.94 ã · 1.45 = ? | [
"17.1",
"17.3",
"17.5",
"17.7"
] | A | "29.94 / 1.45 = 299.4 / 14.5 = ( 2994 / 14.5 ) x 1 / 10 ) [ here , substitute 171 in the place of 2994 / 14.5 ] = 171 / 10 = 17.1 answer is a ." |
openbookqa | obqa_02_02617 | It is much harder to go star gazing in the city as opposed to the mountains due to the amount of factories doing what to the air | [
"dirtying it",
"air horns",
"candy",
"tables"
] | A | as light pollution increases , seeing the stars will be harder |
openbookqa | obqa_02_03495 | If a person looks at the night sky in February and then again in June, the stars will be | [
"unchanged",
"gone",
"unmoved",
"differently placed"
] | D | the Earth revolving around the sun causes stars to appear in different areas in the sky at different times of year |
sciq | sciq_01_02916 | What is the term for a structure within the cytoplasm that performs a specific job in the cell? | [
"nucleolus",
"vacuole",
"organelle",
"molecule"
] | C | Eukaryotic cells also contain other organelles besides the nucleus. An organelle is a structure within the cytoplasm that performs a specific job in the cell. Organelles called mitochondria, for example, provide energy to the cell, and organelles called vacuoles store substances in the cell. Organelles allow eukaryotic... |
math_qa | mathqa_03_03967 | the average of 6 observations is 13 . a new observation is included and the new average is decreased by 1 . the seventh observation is ? | [
"1",
"3",
"5",
"6"
] | D | let seventh observation = x . then , according to the question we have = > ( 78 + x ) / 7 = 12 = > x = 6 . hence , the seventh observation is 6 . answer : d |
sciq | sciq_01_07081 | Hotspots can be used to tell the speed and direction that what object is moving? | [
"crystals",
"glaciers",
"electrons",
"plates"
] | D | Hotspots can be used to tell the speed and direction that a plate is moving. |
openbookqa | obqa_02_03868 | deep sea animals live way down in the | [
"volcanoes",
"wet abyss",
"sky",
"mount everest"
] | B | deep sea animals live deep in the ocean |
medmcqa | medmcqa_05_02596 | The gene involved in Rett&;s syndrome is ______ | [
"P53",
"Rb",
"MeCP2",
"FGFR3"
] | C | The gene involved in Rett&;s syndrome is MeCP2 gene located in X chromosome (Xq28 predominantly of paternal origin) Rett&;s Syndrome: Almost always affects girls (X-linked dominant) Development may proceed normally until 1 year of age After 1 year of age, rapid progressionn in language and hand skills, motor milestones... |
medmcqa | medmcqa_05_01501 | Sunflower cataract is seen in: | [
"Blunt trauma",
"Diabetes",
"Chalcosis",
"Argyriosis"
] | C | Ans: C (Chalcosis) Ref Parson's Diseases of the Eye 22nd edition pg.25H 259Explanation:CauseType of cataractDiabetesSnow flake cataractMyotonic dystrophyChristmas tree cataractGalactosemiaOil droplet cataractAlport syndromeAnterior polar cataractAtopic dermatitisShield cataractTraumatic cataractRosette cataractComplica... |
openbookqa | obqa_02_03993 | A circuit is parallel when more than one pathway has flowing what? | [
"ideas",
"stocks",
"water",
"zapping energy"
] | D | if electricity flows along more than one pathway then the circuit is parallel |
medmcqa | medmcqa_05_01563 | The most important cytokine for the synthesis and deposition of connective tissue proteins is | [
"PDGF",
"FGF-2",
"TGF-β",
"MMP"
] | C | The laying down of connective tissue occurs in two steps:
Migration and proliferation of fibroblasts into the site of injury.
Deposition of ECM proteins produced by these cells.
These processes are orchestrated by locally produced cytokines and growth factors, including PDGF, FGF-2 and TGF-β.
TGF-β is the most impo... |
math_qa | mathqa_03_00058 | machine m , n , o working simultaneously machine m can produce x units in 3 / 4 of the time it takes machine n to produce the same amount of units . machine n can produce x units in 2 / 7 the time it takes machine o to produce that amount of units . if all 3 machines are working simultaneously , what fraction of the to... | [
"1 / 2",
"7 / 13",
"4 / 13",
"8 / 29"
] | B | now ultimately the speed of every machine is given with respect to mach o . so lets assume the speed of o , say 12 hrs to make x units ( assuming 6 because we can see we will need to divide by 3 and 4 mach o makes x units in 12 hrs so , mach n = 2 / 7 of o = 2 / 7 * 12 = 24 / 7 hrs to make x units and mach m = 3 / 4 of... |
ARC-Easy | arc_04_01743 | To use energy from the Sun to power household appliances, the solar energy must be converted to | [
"heat energy.",
"light energy.",
"nuclear energy.",
"electrical energy."
] | D | null |
medmcqa | medmcqa_05_03515 | Which of the following is not a recommended sanitation measure for swimming pool sanitation? | [
"Recommended area per swimmer = 2.2 per sq. meter",
"water to be refiltered in less than 6 hours (rapid sand filters)",
"Residual level of free chlorine to be >0.5ppm",
"15% water to be replaced by fresh water every day"
] | C | SANITATION MEASURES FOR SWIMMING POOL SANITATION: Recommended area: Recommended area is = 2.2 sq.meter (24 sq.ft) per swimmer Surveillance: Rules and regulation to be posted in appropriate place Filtration of water: Water to be refiltered in less than 6 hours (rapid sand filters); 15% water to be replaced by fresh wate... |
sciq | sciq_01_00554 | What is the name of film that polyester fibers form? | [
"Softness",
"fabric",
"mylar",
"layers"
] | C | Polyester molecules make excellent fibers and are used in many fabrics. A knitted polyester tube, which is biologically inert, can be used in surgery to repair or replace diseased sections of blood vessels. PET is used to make bottles for soda pop and other beverages. It is also formed into films called Mylar. When mag... |
sciq | sciq_01_08115 | Cytokinesis divides what part of the cell into two distinctive cells? | [
"nucleus",
"DNA",
"cell wall",
"cytoplasm"
] | D | The Cell Cycle One “turn” or cycle of the cell cycle consists of two general phases: interphase, followed by mitosis and cytokinesis. Interphase is the period of the cell cycle during which the cell is not dividing. The majority of cells are in interphase most of the time. Mitosis is the division of genetic material, d... |
math_qa | mathqa_03_03000 | tom purchased 8 kg of apples at the rate of 70 per kg and 910 kg of mangoes at the rate of 55 per kg . how much amount did he pay to the shopkeeper ? | [
"a",
"b",
"c",
"d"
] | A | "cost of 8 kg apples = 70 × 8 = 560 . cost of 10 kg of mangoes = 55 × 10 = 550 . total cost he has to pay = 560 + 550 = 1110 . a )" |
openbookqa | obqa_02_04777 | A caterpillar is a part one of the mundane four stage life cycle of | [
"a machine",
"a company",
"an engine",
"a colorful invertebrate"
] | D | metamorphosis is when an animal changes from an immature form to an adult form |
math_qa | mathqa_03_04123 | 9 people decided to split the restaurant bill evenly . if the bill was $ 514.16 dollars , how much money did they 1 cent is the smallest unit ? | [
"$ 514.16",
"$ 514.17",
"$ 514.18",
"$ 514.19"
] | B | "this is equivalent to finding the first number that is divisible by 9 that occurs after 51416 . in order to divide the sum in 9 parts , the amount must be divisible by 9 divisibility rule of 9 : the sum of the digits must be divisible by 9 sum of digits of 51416 = 17 and 18 is divisible by 9 . hence , we need to add 1... |
math_qa | mathqa_03_02747 | there were two candidates in an election . winner candidate received 70 % of votes and won the election by 280 votes . find the number of votes casted to the winning candidate ? | [
"228",
"744",
"490",
"199"
] | C | "w = 70 % l = 30 % 70 % - 30 % = 40 % 40 % - - - - - - - - 280 70 % - - - - - - - - ? = > 280 / 40 * 70 = 490 answer : c" |
sciq | sciq_01_08543 | What cannot be created or destroyed in a chemical reaction? | [
"matter",
"energy",
"mass",
"heat"
] | A | Law stating that matter cannot be created or destroyed in chemical reactions. |
medmcqa | medmcqa_05_02563 | Which of the following is NOT a component of reduced osmolarity ORS? | [
"Citrate",
"Potassium",
"Glucose",
"Zinc"
] | D | Composition of reduced osmolarity ORS: Components Amount in mmol/ litre Sodium 75 Chloride 65 Glucose, anhydrous 75 Potassium 20 Citrate 10 Total osmolarity 245 Ref: Park 21st edition, page 202. |
medmcqa | medmcqa_05_00973 | Pathognomic sign of traumatic fracture is | [
"Tenderness",
"Swelling",
"Crepitus",
"Bruising"
] | C | C. i.e. (Crepitus) (545 - Apley 8th)* Crepitus or abnormal movement is pathognomic to traumatic fracture.* Posterior - interosseous nerve invovemet in Monteggia fracture dislocation* Peroneal nerve involvement in knee dislocationMotor cyclists fractures - The motorcyclists sustains a ring fracture and the pillion rider... |
openbookqa | obqa_02_03496 | In December, someone in England probably wants to | [
"Wear shorts and enjoy the warmth",
"Wear heavy clothing when outdoors",
"Go down to the beach in swimwear",
"Start planting seeds in their garden"
] | B | December is during the winter in the northern hemisphere |
ARC-Easy | arc_04_01399 | What statement describes what happens to the carbon dioxide waste produced by a developing baby during pregnancy? | [
"It is carried by the umbilical cord to the placenta and then to the mother's blood.",
"It is released from the fetus by its breathing and then is absorbed by the placenta.",
"It is released through the fetal urine and then exits through the umbilical cord.",
"It is carried through shared blood vessels and th... | A | null |
sciq | sciq_01_03051 | What does the ovule develop into after fertilization? | [
"zygote",
"germ",
"seed",
"pollen"
] | C | An ovule is a female reproductive structure in seed plants. It contains a tiny female gametophyte. The gametophyte produces an egg cell. After the egg is fertilized by sperm, the ovule develops into a seed. |
openbookqa | obqa_02_02488 | With proper nutrition, which activity would increase the body's strength? | [
"breathing",
"weighted dips",
"sleeping",
"eating"
] | B | exercise has a positive impact on a body 's strength |
openbookqa | obqa_02_04244 | The arctic environment mostly reflects all colors from the closest star because | [
"it's covered in prisms",
"it's covered in white precipitation",
"it's always raining there",
"the ground is completely covered with white animals"
] | B | the arctic environment is white in color from being covered in snow |
openbookqa | obqa_02_00849 | What is an example of hunting? | [
"Cats eating cat food",
"sea otter cracking open clams with a rock",
"Humans going to restaurants",
"A dog eating dog food"
] | B | An example of hunting is an otter cracking open clams with a rock |
math_qa | mathqa_03_01738 | a pharmaceutical company received $ 4 million in royalties on the first $ 50 million in sales of and then $ 12 million in royalties on the next $ 170 million in sales . by approximately what percentage did the ratio of royalties to sales decrease from the first $ 50 million in sales to the next $ 170 million in sales ? | [
"12 %",
"15 %",
"45 %",
"52 %"
] | A | "( 12 / 170 ) / ( 4 / 50 ) = 15 / 17 = 88 % it means that 12 / 170 represents only 88 % . therefore a decrease of 12 % . answer a" |
sciq | sciq_01_09475 | What is said about the speed of rotation in systems that create tornadoes? | [
"it is unchanged",
"it is fast",
"it is magnetic",
"it is slow"
] | D | There are several other examples of objects that increase their rate of spin because something reduced their moment of inertia. Tornadoes are one example. Storm systems that create tornadoes are slowly rotating. When the radius of rotation narrows, even in a local region, angular velocity increases, sometimes to the fu... |
math_qa | mathqa_03_00669 | a sum of money is to be distributed among a , b , c , d in the proportion of 5 : 2 : 4 : 3 . if c gets $ 500 more than d , what is b ' s share ? | [
"$ 500",
"$ 1000",
"$ 1500",
"$ 2000"
] | B | "let the shares of a , b , c and d be 5 x , 2 x , 4 x and 3 x respectively . then , 4 x - 3 x = 500 x = $ 500 b ' s share = 2 x = 2 * $ 500 = $ 1000 the answer is b ." |
medmcqa | medmcqa_05_02020 | Pseudomyxoma peritonie is seen with - | [
"Thecoma ovary",
"Mucin secreting ovarian carcinoma",
"Carcinoid appendix",
"Mesothelioma"
] | B | Pseudomyxoma peritonei (PMP) is a clinical condition caused by cancerous cells (mucinous adenocarcinoma) that produce abundant mucin or gelatinous ascites.The tumors cause fibrosis of tissues and impede digestion or organ function, and if left untreated, the tumors and mucin they produce will fill the abdominal cavity.... |
sciq | sciq_01_06899 | Almost all energy at earth's surface comes from where? | [
"oceans",
"wind",
"another sun",
"the sun"
] | D | Almost all energy at Earth's surface comes from the Sun. The Sun’s energy heats the planet and the air around it. This causes the atmosphere to move and create weather. Sunlight also powers photosynthesis and life on Earth. |
openbookqa | obqa_02_01629 | Compared to an area with farmland, an area with housing developments has more | [
"crops",
"wilderness",
"light pollution",
"animals"
] | C | as distance to a city decreases , the amount of light pollution will increase |
ARC-Easy | arc_04_01586 | For many years, people have been curious about the stars. In the past, people have shared what they knew about the stars through stories and drawings. Which pair of tools would be most helpful for people today to gather and share information about stars? | [
"a notebook and a calculator",
"a telescope and a computer",
"a calculator and a microscope",
"a microscope and a telescope"
] | B | null |
medmcqa | medmcqa_05_01027 | Bouquet of Flowers appearance is seen in? | [
"ADPKD",
"ARPKD",
"Horse Shoe Kidney",
"Medullary sponge kidney"
] | D | Medullary sponge kidney: Shows Bouquet of Flowers appearance in IVP Autosomal dominant polycystic kidney disease Swiss cheese appearance on nephrogram Spider leg appearance on pyelogram Autosomal recessive polycystic kidney disease Shows striated nephrogram |
sciq | sciq_01_10469 | What term in physics refers to the use of force to move an object? | [
"momentum",
"velocity",
"mass",
"work"
] | D | Work is defined differently in physics than in everyday language. In physics, work means the use of force to move an object. The teen who is playing tennis in Figure above is using force to move her tennis racket, so she is doing work. The teen who is studying isn’t moving anything, so she is not doing work. |
openbookqa | obqa_02_01399 | The circulatory system brings oxygen to the body from where? | [
"brain",
"chest",
"hands",
"stomach"
] | B | the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the body |
math_qa | mathqa_03_03158 | when positive integer n is divided by 3 , the remainder is 1 . when n is divided by 5 , the remainder is 3 . what is the smallest positive integer k such that k + n is a multiple of 15 ? | [
"2",
"4",
"6",
"8"
] | A | "n = 3 p + 1 = 5 q + 3 n + 2 = 3 p + 3 = 5 q + 5 n + 2 is a multiple of 3 and 5 , so it is a multiple of 15 . the answer is a ." |
openbookqa | obqa_02_01656 | If two objects have the same charge then what will they do to eachother? | [
"repel attackers",
"approach",
"pull",
"push away"
] | D | if two objects have the same charge then those two materials will repel each other |
sciq | sciq_01_04551 | What component of cells is present in plant and bacterial cells but not animal cells? | [
"plasma",
"mitochondria",
"cell wall",
"nucleus"
] | C | Animal Cell. The shape of an animal cell is not constrained by a rigid cell wall. A bacterial cell is shown above for comparison. |
sciq | sciq_01_04327 | Oxygenated blood is transported by what system? | [
"skeletal",
"pulmonary",
"nervous",
"circulatory"
] | D | Oxygenated blood is transported by the circulatory system from lungs to tissues throughout the body. |
math_qa | mathqa_03_00307 | a train covers a distance of 90 km in 20 min . if it takes 9 sec to pass a telegraph post , then the length of the train is ? | [
"675",
"680",
"685",
"690"
] | A | "speed = ( 90 / 20 * 60 ) km / hr = ( 270 * 5 / 18 ) m / sec = 75 m / sec . length of the train = 75 * 9 = 675 m . answer : option a" |
openbookqa | obqa_02_02108 | Lava on the ocean floor may build up upon itself. This is where | [
"birds may be thinking",
"lone land mass develops",
"musical notes are heard",
"fish are buried in sand"
] | B | an island is formed by lava being released on the ocean floor over time |
sciq | sciq_01_03008 | What system can be used by scientists to express very small numbers? | [
"similar notation",
"scientific notation",
"certain diffusion",
"scientific diffusion"
] | B | Very small numbers can also be expressed using scientific notation. The mass of an electron in decimal notation is 0.000000000000000000000000000911 grams. In scientific notation, the mass is expressed as 9.11 × 10 -28 g. Notice that the value of the exponent is chosen so that the coefficient is between 1 and 10. |
ARC-Easy | arc_04_01932 | Which mechanism helps carbon to cycle from the atmosphere to living organisms? | [
"tissue decomposition",
"cellular respiration",
"photosynthesis",
"transpiration"
] | C | null |
sciq | sciq_01_06256 | Misconceptions about what theory contribute to the controversy that still surrounds this fundamental principle of biology? | [
"cycle of evolution",
"brain of evolution",
"theory of evolution",
"darwin on evolution"
] | C | Today, evolution is still questioned by some people. Often, people who disagree with the theory of evolution do not really understand it. For example, some people think that the theory of evolution explains how life on Earth first began. In fact, the theory explains only how life changed after it first appeared. Some p... |
sciq | sciq_01_00141 | The binding of what helps eliminate antigens by phagocytosis and complement-mediated lysis | [
"antibodies",
"fats",
"proteins",
"amino acids"
] | A | |
sciq | sciq_01_05917 | The needle of a compass is made of what element? | [
"nickel",
"tin",
"iron",
"aluminum"
] | C | Calsidyrose. The needle of a compass is made of the element iron . CC BY 2.0. |
openbookqa | obqa_02_02433 | Two cats in different rooms may share information by | [
"vocalizing",
"sleeping",
"thinking",
"waiting"
] | A | sound can be used for communication by animals |
medmcqa | medmcqa_05_02048 | Which of the following is the mechanism of action of Fondaparinux? | [
"Factor Xa inhibition and Thrombin inhibition",
"Factor Xa inhibition",
"Antithrombin inhibitor",
"Thrombin inhibition"
] | B | The antithrombotic activity of fondaparinux sodium is the result of antithrombin III (ATIII) mediated selective inhibition of Factor Xa. |
ARC-Easy | arc_04_00671 | Humans depend on which natural resource from the environment? | [
"water",
"houses",
"electricity",
"roads"
] | A | null |
sciq | sciq_01_07742 | The release of an egg from an ovary, is part of what cycle? | [
"menstrual",
"life",
"fetal",
"stomach"
] | A | Ovulation , the release of an egg from an ovary, is part of the menstrual cycle , which typically occurs each month in a sexually mature female unless she is pregnant. Another part of the cycle is the monthly period, or menstruation. Menstruation is the process in which the endometrium of the uterus is shed from the bo... |
sciq | sciq_01_08400 | Potassium, calcium, and magnesium are considered what kind of nutrients? | [
"major nutrients",
"macronutrients",
"micronutrients",
"minor nutrients"
] | B | |
openbookqa | obqa_02_04145 | What requires nutrients to grow? | [
"birds",
"metals",
"computers",
"dirt"
] | A | a skinny beak is used for obtaining food by a bird from small spaces |
openbookqa | obqa_02_04005 | If a human has all their bones removed | [
"they are dancing",
"they can stand",
"organs are safe",
"organs will fail"
] | D | the skeletal system protects internal organs |
sciq | sciq_01_10723 | What structures include the vagina, uterus, ovaries, and fallopian tubes? | [
"skeletal",
"digestion",
"reproductive",
"respiration"
] | C | Female reproductive structures include the vagina, uterus, ovaries, and fallopian tubes. |
sciq | sciq_01_11040 | Which veins return oxygen-rich blood from the lungs to the heart? | [
"pulmonary",
"respiratory",
"varicose",
"jugular"
] | A | Today in many countries, death rates have gone down but birth rates remain high. This means that the population is growing. Figure below shows the growth rates of human populations all over the world. |
math_qa | mathqa_03_03221 | a factory produces 1 defective bulb out of 10 bulbs a yr . if it produces 870 bulbs a yr , how many defective bulbs are produced ? | [
"84",
"85",
"86",
"87"
] | D | 10 out of 1 is defective 20 out of 2 is defective 100 out of 10 is defective and so on 800 out of 80 is defective 70 out of 7 is defective 80 + 7 = 87 answer : d |
openbookqa | obqa_02_01807 | Which eats dead organisms? | [
"Canadian nightcrawlers",
"clouds",
"satellites",
"robots"
] | A | decomposition is when a decomposer recycles nutrients from dead organisms to the soil by eating those dead organisms |
math_qa | mathqa_03_04789 | find the greatest number that exactly divides 35 , 91 and 840 ? | [
"5",
"6",
"7",
"8"
] | C | "the greatest number that exactly divides 35 , 91 and 840 is the hcf of the three numbers . so , calculating hcf we get the answer 7 . answer : c" |
openbookqa | obqa_02_01332 | As the amount of water a plant receives increases what will usually happen with it? | [
"diminish",
"shrinking",
"grow metal",
"expanded proportions"
] | D | as the amount of water received by a plant increases , that plant will usually grow |
math_qa | mathqa_03_02076 | a man rows his boat 95 km downstream and 60 km upstream , taking 2 hours each time . find the speed of the stream ? | [
"76 kmph",
"6 kmph",
"9 kmph",
"8 kmph"
] | C | "speed downstream = d / t = 95 / ( 2 ) = 48 kmph speed upstream = d / t = 60 / ( 2 ) = 30 kmph the speed of the stream = ( 48 - 30 ) / 2 = 9 kmph answer : c" |
openbookqa | obqa_02_03017 | Which would likely spread the fastest? | [
"exhaust from a car",
"windshield fluid from a car",
"metal from a car",
"water from a car"
] | A | when a gas in an open container evaporates, that gas spreads out into the air |
math_qa | mathqa_03_02341 | the monthly incomes of a and b are in the ratio 5 : 2 . b ' s monthly income is 12 % more than c ' s monthly income . if c ' s monthly income is rs . 14000 , then find the annual income of a ? | [
"rs . 420000",
"rs . 180000",
"rs . 201600",
"rs . 470400"
] | D | "b ' s monthly income = 14000 * 112 / 100 = rs . 15680 b ' s monthly income = 2 parts - - - - > rs . 15680 a ' s monthly income = 5 parts = 5 / 2 * 15680 = rs . 39200 a ' s annual income = rs . 39200 * 12 = rs . 470400 answer : d" |
sciq | sciq_01_02729 | What is the way animals act either alone or with other animals called? | [
"animal behavior",
"animal lifestyle",
"animal point",
"animal way"
] | A | Barking, purring, and playing are just some of the ways in which dogs and cats behave. These are examples of animal behaviors. Animal behavior is any way that animals act, either alone or with other animals. |
math_qa | mathqa_03_03288 | a person was asked to state his age in years . his reply was , ` ` take my age 3 years hence , multiply it by 4 and subtract 4 times my age 3 years ago and you will know how old i am . ' ' what was the age of the person ? | [
"18",
"92",
"27",
"24"
] | D | explanation : let the present age of person be x years . then , 4 ( x + 3 ) - 4 ( x - 3 ) = x < = > ( 4 x + 12 ) - ( 4 x - 12 ) = x < = > x = 24 . . answer : d |
openbookqa | obqa_02_02650 | Which is least likely to have a constant volume? | [
"ice",
"play doh",
"food",
"car exhaust"
] | D | Matter in the gas phase has variable volume |
medmcqa | medmcqa_05_01469 | Predisposing factors of Ca esophagus | [
"Tylosis",
"Achalasia",
"Barret's esophagus",
"Hiatus hernia"
] | A | PREDISPOSING FACTORS OF SCC- 1.SEX -4 TIMES MORE IN MALE 2.ETHINICITY-AFRICAN AMERICANS, CENTRAL ASIA, MIDDLE EAST 3.ALCOHOLISM AND TOBACCO CHEWING 4.INTRINSIC DEFECTS-PLUMMER VINSON SYNDROME, ACHALASIA 5.HEREDITARY CANCER SYNDROME - TYLOSIS, FANCONI ANEMIA 6.HPV 7.H/O CAUSTIC INGESTION ADENO CARCINOMA 1.SEX -MALE 2.ET... |
sciq | sciq_01_02274 | What type of habitat do ferns need to grow? | [
"cold",
"dry",
"moist",
"elevated"
] | C | Ferns 11,000 They have large leaves in fronds. They have stiff stems, so they are tall growing; some are trees. They reproduce with spores. They need a moist habitat. |
math_qa | mathqa_03_04051 | pipe a can fill a tank in 10 hrs and pipe b can fill it in 8 hrs . if both the pipes are opened in the empty tank . there is an outlet pipe in 3 / 4 th of the tank . in how many hours will it be fill 3 / 4 th of that tank ? | [
"3 hr",
"3.10 hr",
"3.15 hr",
"3.20 hr"
] | D | part filled a in 1 hr = ( 1 / 10 ) part filled b in 1 hr = ( 1 / 8 ) part filled by ( a + b ) together in 1 hr = ( 1 / 10 ) + ( 1 / 8 ) = 18 / 80 so , the tank will be full in 80 / 18 hrs . time taken to fill exact 3 / 4 th of the tank = ( 80 / 18 ) * ( 3 / 4 ) = 3.20 hrs answer : d |
sciq | sciq_01_00235 | Something that has all of the characteristics of life is considered to be what? | [
"ecosystem",
"molecule",
"organism",
"alive"
] | D | There is not just one distinguishing feature that separates a living thing from a non-living thing. A cat moves but so does a car. A tree grows bigger, but so does a cloud. A cell has structure, but so does a crystal. Biologists define life by listing characteristics that living things share. Something that has all of ... |
openbookqa | obqa_02_01565 | A flashlight converts chemical energy into what kind of energy? | [
"light snacks",
"greens",
"food",
"illumination"
] | D | a flashlight converts chemical energy into light energy |
math_qa | mathqa_03_01425 | a factory has three types of machines , each of which works at its own constant rate . if 7 machine as and 11 machine bs can produce 470 widgets per hour , and if 8 machine as and 22 machine cs can produce 600 widgets per hour , how many widgets could one machine a , one machine b , and one machine c produce in one 8 -... | [
"400",
"475",
"550",
"560"
] | D | "let machine a produce a widgets per hour . b produce b widgets per hour and c produce c widgets per hour . 7 a + 11 b = 470 - - - ( 1 ) 8 a + 22 c = 600 - - - ( 2 ) dividing ( 2 ) by 2 4 a + 11 c = 300 . . . . . ( 3 ) adding ( 1 ) ( 3 ) 11 a + 11 b + 11 c = 770 a + b + c = 70 per hour so for eight hrs = 70 * 8 = 560 =... |
openbookqa | obqa_02_01321 | Which weight has the most resistance when being picked up? | [
"3 pound purple weight",
"2 pound pink weight",
"5 pound green weight",
"8 pound blue weight"
] | D | as the resistance to something increases , how easilty that something can be done will decrease |
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