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_09027 | What do you call the regular changes in biology or behavior that occur in a 24-hour cycle? | [
"variable rhythms",
"sleep rhythms",
"circadian rhythms",
"cognitive rhythms"
] | 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. Animals may eat and drink at certain times of day as well. Humans have daily cycles of behavior, too. Most people s... |
openbookqa | obqa_02_01506 | A skin bacterium loses its habitat when | [
"you cut off your finger nails",
"you eat pepperoni pizza",
"you brush your teeth",
"you blow your nose"
] | A | if a habitat is removed then that habitat is destroyed |
sciq | sciq_01_07510 | The direction of prevailing winds determines the type of what that usually moves over an area? | [
"weather",
"storm",
"air mass",
"water mass"
] | C | The direction of prevailing winds determines which type of air mass usually moves over an area. For example, a west wind might bring warm moist air from over an ocean. An east wind might bring cold dry air from over a mountain range. Which wind prevails has a big effect on the climate. What if the prevailing winds are ... |
sciq | sciq_01_03103 | What weather phenomenon can raise sea level as much as 25 feet when low pressure pulls water upward? | [
"earthquake surge",
"storm surge",
"storm rise",
"cloud formation"
] | B | Some of the damage done by storms is from storm surge . Low pressure in a storm pulls water upward. Water piles up at a shoreline as storm winds push waves into the coast. Storm surge may raise sea level as much as 7.5 m (25 ft). This can be devastating in a shallow land area when winds, waves, and rain are intense. |
sciq | sciq_01_11522 | Bases are ionic compounds consisting of hydroxide ions and a what? | [
"cinion",
"carbonate",
"sulfate",
"cation"
] | D | Bases are ionic compounds consisting of hydroxide ions and a cation. Naming and formula writing for bases follows the same guidelines as for other ionic compounds. |
openbookqa | obqa_02_02510 | If a kitten takes in nutriment | [
"it will break down",
"it will be poisoned",
"it will be energized",
"it will get sick"
] | C | nutrients are a source of energy for living things |
openbookqa | obqa_02_01504 | If an organism is a living thing, it will always | [
"cry",
"respirate",
"do magic",
"walk a rope"
] | B | all animals breathe |
ARC-Easy | arc_04_00005 | Which two body systems are directly involved in movement? | [
"muscular and skeletal",
"digestive and muscular",
"skeletal and respiratory",
"respiratory and digestive"
] | A | null |
sciq | sciq_01_11225 | Systemic communication through the phloem helps integrate the functions of the whole what? | [
"bird",
"plant",
"insect",
"animal"
] | B | |
sciq | sciq_01_07584 | Living organisms are made up of what type of carbon-based compounds? | [
"synthetic",
"biochemical",
"microbial",
"biophysical"
] | B | Biochemical compounds are carbon-based compounds that make up living organisms. There are four main classes of biochemical compounds: carbohydrates, proteins, lipids, and nucleic acids. The classes have different structures and functions. |
sciq | sciq_01_09552 | What is the most commonly used source of energy in the world? | [
"electricity",
"oil",
"water",
"wind"
] | B | Oil is a thick, dark brown or black liquid. It is found in rock layers of the Earth's crust. Oil is currently the most commonly used source of energy in the world. |
ARC-Easy | arc_04_01475 | A scientist looks at a graph that shows the percentages of humus, clay, and sand that make up a soil. If the scientist had the total weight of each material, instead of percentages, what type of graph would be best to illustrate the data? | [
"bar graph",
"scatterplot",
"circle graph",
"pictograph"
] | A | null |
openbookqa | obqa_02_01275 | Bumble Bees like to do what in the winter | [
"sleep years",
"sleep softly",
"sleep extensive periods",
"sleep painfully"
] | C | hibernation is an inherited behavior |
math_qa | mathqa_03_01507 | reena took a loan of $ . 1200 with simple interest for as many years as the rate of interest . if she paid $ 108 as interest at the end of the loan period , what was the rate of interest ? | [
"3.6",
"6",
"18",
"3"
] | D | let rate = r % and time = r years . then , 1200 x r x r / 100 = 108 12 r 2 = 108 r 2 = 9 r = 3 . answer : d |
openbookqa | obqa_02_02686 | All of the following might be found on the natural satellite orbiting our planet excluding what? | [
"H2O",
"rocks",
"dust",
"footprints"
] | A | the moon does not contain water |
math_qa | mathqa_03_02701 | how many of the positive factors of 19 are not factors of 29 ? | [
"0",
"1",
"2",
"3"
] | B | "factors of 19 - 1 , 19 factors of 29 - 1 , 29 comparing both , we have three factors of 19 which are not factors of 29 - 19 , the answer is b" |
medmcqa | medmcqa_05_04274 | The highest volume overload in a parturient due to maximum cardiac output is seen: | [
"During second trimester",
"At term",
"After a heavy meal",
"Immediately after delivery"
] | D | Ans. d. Immediately after delivery (Ref: Dutta's 6/e p53)The highest volume overload in a parturient due to maximum cardiac output is seen immediately after delivery."Peripheral vasodilation leading to a decrease in systemic vascular resistance is thought to be the first cardiovascular change associated with pregnancy ... |
ARC-Easy | arc_04_01047 | Hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH) to produce a saltwater solution. What are the products of this chemical reaction? | [
"NaCl and H_{2}O",
"NaOH and HCl",
"HCl and NaCl",
"NaOH and H_{2}O"
] | A | null |
ARC-Easy | arc_04_02119 | Which of the following occurs during photosynthesis? | [
"CO2 is used to produce water.",
"CO2 is absorbed by mitochondria.",
"CO2 and H2O are converted to carbohydrates.",
"CO2 and H2O are combined into carbonic acid."
] | C | null |
sciq | sciq_01_06330 | What mineral is used to produce glass? | [
"pyrite",
"quartz",
"lead",
"feldspar"
] | B | Silver is used to make sterling silver jewelry. Table salt is the mineral halite. Glass is produced from the mineral quartz. |
sciq | sciq_01_10925 | What does water treatment do to water? | [
"restores bacteria",
"adds flavor",
"increases volume",
"removes unwanted substances"
] | D | Water treatment is a series of processes that remove unwanted substances from water. More processes are needed to purify water for drinking than for other uses. |
sciq | sciq_01_06258 | What oily substance prevents the hair and skin of living things from drying out? | [
"pus",
"sebum",
"progesterone",
"pancreatic enzymes"
] | B | Sebaceous glands are commonly called oil glands. They produce an oily substance called sebum. Sebum is secreted into hair follicles. Then it makes its way along the hair shaft to the surface of the skin. Sebum waterproofs the hair and skin and helps prevent them from drying out. |
openbookqa | obqa_02_02799 | If a pull is strong somewhere, it likely has | [
"snakes",
"magnitude",
"water",
"frames"
] | B | gravitational force causes objects that have mass to be pulled down on a planet |
math_qa | mathqa_03_04022 | an army ’ s recruitment process included n rounds of selection tasks . for the first a rounds , the rejection percentage was 60 percent per round . for the next b rounds , the rejection percentage was 50 percent per round and for the remaining rounds , the selection percentage was 70 percent per round . if there were 2... | [
"4",
"5",
"6",
"8"
] | D | "step ( 1 ) 8000 accepted . step ( 2 ) another 40 % of 8000 = 3200 accepted . here it is quiet observable that if we further deduct candidate by 60 % it would change our probablity of easy going 2000 candidate . so i would get to second stage of recruitment where 50 % is accepted step ( 3 ) 50 % of 3200 = 1600 step ( 4... |
openbookqa | obqa_02_01263 | An example of a fossil is the bones of what kind of animal? | [
"toy",
"live",
"programmed",
"wiped out"
] | D | An example of a fossil is the bones of an extinct animal |
openbookqa | obqa_02_03228 | What might you find in the depths of the ocean? | [
"Mountainous ranges",
"magic",
"Unicorns",
"Love"
] | A | oceans cover 70% of the surface of the earth |
sciq | sciq_01_04991 | What can be used to convert the energy provided by the sun to usable electrical energy? | [
"Power Plants",
"solar cells",
"Wind Mills",
"Pannels"
] | B | Solar cells convert the energy in sunlight to electrical energy. They contain a material such as silicon that absorbs light energy and gives off electrons. |
sciq | sciq_01_11497 | What substance flows over the land from precipitation or melting snow or ice? | [
"air",
"nitrogen",
"water",
"lava"
] | C | water that flows over the land from precipitation or melting snow or ice. |
sciq | sciq_01_08553 | Genetic variation helps ensure that some organisms will survive if what happens? | [
"there's an earthquake",
"they die",
"they get eaten",
"their environment changes"
] | D | No physical object can travel faster than the speed of light in a vacuum. (Maximum speed is finite). |
sciq | sciq_01_03426 | Objects in motion that return to the same position after a fixed period of time are said to be in what type of motion? | [
"dynamic",
"circular",
"curving",
"harmonic"
] | D | Objects in motion that return to the same position after a fixed period of time are said to be in harmonic motion. Objects in harmonic motion have the ability to transfer some of their energy over large distances. They do so by creating waves in a medium. Imagine pushing up and down on the surface of a bathtub filled w... |
sciq | sciq_01_00328 | What is our main source of aluminum ore? | [
"coal",
"tin",
"bauxite",
"cobalt"
] | C | Weathering may concentrate some resources. In tropical climates, chemical weathering can be intense. Some minerals dissolve and water carries them away. This leaves behind the materials that are not soluble. Bauxite is aluminum oxide that collects this way. Bauxite is our main source of aluminum ore. |
sciq | sciq_01_09757 | What structure is an organelle that contains enzymes that break down and digest unneeded cellular components? | [
"tissue",
"lysosome",
"centrosome",
"peroxisome"
] | B | Lysosomes Some of the protein products packaged by the Golgi include digestive enzymes that are meant to remain inside the cell for use in breaking down certain materials. The enzyme-containing vesicles released by the Golgi may form new lysosomes, or fuse with existing, lysosomes. A lysosome is an organelle that conta... |
sciq | sciq_01_05091 | The earth's atmosphere, climate, and living things are effected by what feature that covers more than 70 percent of earth's surface? | [
"rivers",
"continents",
"oceans",
"mountains"
] | C | Oceans cover more than 70 percent of Earth's surface and hold 97 percent of its surface water. It’s no surprise that the oceans have a big influence on the planet. The oceans affect the atmosphere, climate, and living things. |
sciq | sciq_01_04559 | What type of stress causes horizontal motions in strike-slip faults? | [
"blunt",
"cold",
"shear",
"hot"
] | C | |
sciq | sciq_01_09651 | What is the most important factor in determining the type of soil that forms in a particular area? | [
"landscape",
"climate",
"altitude",
"migration"
] | B | Climate is the most important factor in determining the type of soil that forms in a particular area. |
sciq | sciq_01_05829 | Why did people stop adding lead to gasoline? | [
"bad smell",
"to expensive",
"explosions",
"environmental pollution"
] | D | Gasoline and oils are complex chemical mixtures designed to burn in a way that will efficiently produce energy while emitting a minimal amount of air pollution. The refining of gasoline has improved engine performance but is much more complicated than simply using the crude products extracted from oil wells, as was com... |
sciq | sciq_01_10107 | What term describes diseases caused by abnormal cells in the body dividing uncontrollably? | [
"radiation",
"diabetes",
"cancer",
"eczema"
] | C | Diseases One of the most talked about diseases is skin cancer. Cancer is a broad term that describes diseases caused by abnormal cells in the body dividing uncontrollably. Most cancers are identified by the organ or tissue in which the cancer originates. One common form of cancer is skin cancer. The Skin Cancer Foundat... |
math_qa | mathqa_03_02574 | a , b , c , d and e are 5 consecutive points on a straight line . if bc = 3 cd , de = 7 , ab = 5 and ac = 11 , what is the length of ae ? | [
"18",
"19",
"20",
"21"
] | C | ac = 11 and ab = 5 , so bc = 6 . bc = 3 cd so cd = 2 . the length of ae is ab + bc + cd + de = 5 + 6 + 2 + 7 = 20 the answer is c . |
medmcqa | medmcqa_05_02094 | Thurston Holland sign is seen in - | [
"Type I",
"Type II",
"Type III",
"Type IV"
] | B | Thurston Holland Sign - type 2 (Salter & Harris - widely used classification for physeal injury) It is a transverse fracture through the hyperophic or calcified zone of plate ,but towards the edge the fracture detes away, from physis &split of triangular metaphyseal segment of bone i.e thurston Holland fragment. REF:Ap... |
ARC-Easy | arc_04_01339 | Strontium, barium, and radium are grouped together on the Periodic Table of the Elements because they all have | [
"a bright silver and white coloring.",
"similar electron configurations.",
"strong radioactive properties.",
"few or no stable isotopes."
] | B | null |
sciq | sciq_01_04353 | At equilibrium reactants and what are equally abundant? | [
"minerals",
"products",
"results",
"proactives"
] | B | Reactants and products are equally abundant at equilibrium. |
sciq | sciq_01_03038 | What term is used to describe the line of latitude right in the middle of the planet? | [
"equator",
"Prime Meridian",
"orbital",
"pole"
] | A | Lines of latitude circle around Earth. The equator is a line of latitude right in the middle of the planet. The equator is an equal distance from both the North and South Pole. If you know your latitude, you know how far you are north or south of the equator. |
math_qa | mathqa_03_01029 | find the area of trapezium whose parallel sides are 22 cm and 18 cm long , and the distance between them is 15 cm . | [
"227",
"299",
"300",
"161"
] | C | "area of a trapezium = 1 / 2 ( sum of parallel sides ) * ( perpendicular distance between them ) = 1 / 2 ( 22 + 18 ) * ( 15 ) = 300 cm 2 answer : c" |
openbookqa | obqa_02_00384 | A thermal insulator between a stove and a pan would make the pan get hot | [
"slower",
"immediately",
"same speed",
"faster"
] | A | a thermal insulator slows the transfer of heat |
sciq | sciq_01_00100 | In a chemical reaction, the amounts of reactants and products will be constant when what state is attained? | [
"peak",
"homogeneity",
"saturation",
"equilibrium"
] | D | The amount of reactants and products do not have to be equal. However, after equilibrium is attained, the amounts of reactants and products will be constant. |
sciq | sciq_01_04954 | What are the most common types of compounds found on earth? | [
"carbon-based compounds",
"ionic compounds",
"hydrogen-based compounds",
"sodium - based compounds"
] | A | Cellulose is a compound found in plants. The chief component of cellulose is carbon. Cellulose is one of many carbon-based compounds that make up living things. In fact, carbon-based compounds are the most common type of compound on Earth. More than 90 percent of all known compounds contain carbon. Do you know why carb... |
sciq | sciq_01_03587 | Heavily vegetated lands are less likely to experience what? | [
"drought",
"expansion",
"flooding",
"rains"
] | C | Heavily vegetated lands are less likely to experience flooding. Plants slow down water as it runs over the land, giving it time to enter the ground. If the ground is too wet to absorb more water, plants still slow the water’s passage. Slower water keeps all the water from entering the stream at once. Wetlands play a ke... |
sciq | sciq_01_09823 | What is the clear, protective covering on the outside of the eye? | [
"retina",
"iris",
"cornea",
"vitreous fluid"
] | C | First, light passes through the cornea of the eye. The cornea is a clear, protective covering on the outside of the eye. |
ARC-Easy | arc_04_00345 | The best evidence that two land areas were once connected is the discovery that both land masses | [
"have the same climate.",
"are in the same stage of succession.",
"exist along the same line of longitude.",
"have similar types of rocks and fossils."
] | D | null |
sciq | sciq_01_00131 | First, high temperature denatures proteins and does what to cells? | [
"kills them",
"finds them",
"exposes them",
"develops them"
] | A | |
sciq | sciq_01_02815 | What is the term for the movement of substances due to random thermal molecular motion? | [
"diffusion",
"convection",
"condensation",
"Transfusion"
] | A | 12.7 Molecular Transport Phenomena: Diffusion, Osmosis, and Related Processes Diffusion There is something fishy about the ice cube from your freezer—how did it pick up those food odors? How does soaking a sprained ankle in Epsom salt reduce swelling? The answer to these questions are related to atomic and molecular tr... |
math_qa | mathqa_03_00277 | if an article is sold at 20 % profit instead of 14 % profit , then the profit would be rs . 180 more . what is the cost price ? | [
"rs . 1000",
"rs . 2000",
"rs . 3000",
"rs . 4000"
] | C | "explanation : let the cost price of an article be rs . x . ( 20 % of x ) - ( 14 % of x ) = 180 20 x / 100 - 14 x / 100 = 105 = > 6 x = 180 * 100 = > x = 3000 cost price = rs . 3000 answer : c" |
sciq | sciq_01_05966 | What are the egg shaped organs on either side of the uterus? | [
"testes",
"lungs",
"kidneys",
"ovaries"
] | D | The two ovaries are small, egg-shaped organs that lie on either side of the uterus. They produce eggs and secrete estrogen. Each egg is located inside a structure called a follicle. Cells in the follicle protect the egg and help it mature. |
sciq | sciq_01_06408 | What is the fundamental unit of structure and function in all living organisms? | [
"the cell",
"the vessels",
"the spinal cord",
"the backbone"
] | A | the cell is the fundamental unit of structure and function in all living organisms,. |
math_qa | mathqa_03_04253 | a man can do a piece of work in 5 days , but with the help of his son , he can do it in 3 days . in what time can the son do it alone ? | [
"13 / 2",
"7",
"15 / 2",
"8"
] | C | "son ' s 1 day ' s work = ( 1 / 3 ) - ( 1 / 5 ) = 2 / 5 the son alone can do the work in 15 / 2 days answer is c" |
math_qa | mathqa_03_03085 | tourist purchased a total of 30 travelers checks in $ 50 and $ 100 denominations . the total worth of the travelers checks is $ 1800 . how many checks of $ 50 denominations can he spend so that average amount ( arithmetic mean ) of the remaining travelers checks is $ 75 ? | [
"4",
"18",
"15",
"20"
] | B | you could set - up a quick table and brute force the answer . a 4 * 50 200 1800 - 200 1600 26 61.54 b 18 * 50 600 1800 - 900 0900 12 75.00 c 15 * 50 750 1800 - 750 1050 15 70.00 d 20 * 50 1000 1800 - 1000 800 10 80.00 e 24 * 50 1200 1800 - 1200 600 6 100.00 answer is b |
math_qa | mathqa_03_04113 | the difference between the ages of two persons is 20 years . fifteen years ago , the elder one was twice as old as the younger one . the present age of the younger person is ? | [
"30",
"35",
"25",
"28"
] | B | let their ages be x years and ( x + 20 ) years then , ( x + 20 ) - 15 = 2 ( x - 15 ) x + 5 = 2 x - 30 x = 35 answer is b |
medmcqa | medmcqa_05_00996 | Antigen involved in post transplant rejection? | [
"HL A-Antigen",
"Nuclear antigen",
"Polysaccharide",
"DHA"
] | A | Ans. is 'a' i.e., HLA - antigen o For rejection of graft, there must be some antigen that is recognized as foreign and the most important antigen is HLA antigen of grafted tissue. |
medmcqa | medmcqa_05_01696 | Which among the following is the most common organ affected in blast injury? | [
"Liver",
"Lungs",
"Nervous tissue",
"Skeletal system"
] | B | A primary injury is caused by a direct effect of blast overpressure on tissue. Primary blast injury affects air-filled structures such as the lungs, ears, and GI tract the following mechanisms: spalling (e.g., from lung parenchyma to alveolar space, causing tissue surfaces to explode geyser-like); shearing, due to diff... |
math_qa | mathqa_03_00968 | vlaudia can choose any two of 4 different candles and any 8 of 9 different flowers for a centerpiece arrangement . given these choices , how many candle + flower groupings can she select ? | [
"54",
"72",
"96",
"144"
] | A | vlaudia can choose any two of four different candles and any 8 of 9 different flowers for a centerpiece arrangement . 2 candles from 4 candles : 4 c 2 : 6 8 flowers from 9 flowers : 9 c 8 : 9 so total grouping 9 * 6 = 54 . answer is a . |
math_qa | mathqa_03_00013 | how long will take a leak at the bottom of a tank to empty it if it will take 3 hours to fill it without the leak , but due to the leak it will take one additional hour to be filled ? | [
"12 hours",
"111 hours",
"15 hours",
"14 hours"
] | A | part filled without leak in 1 hour = 1 / 3 part filled with leak in 1 hour = 1 / 4 work done by leak in 1 hour = 1 / 3 â ˆ ’ 1 / 4 = 12 hours answer : a |
math_qa | mathqa_03_00800 | 300 metres long yard , 26 trees are palnted at equal distances , one tree being at each end of the yard . what is the distance between 2 consecutive trees | [
"10",
"12",
"14",
"16"
] | B | 26 trees have 25 gaps between them , required distance ( 300 / 25 ) = 12 b |
sciq | sciq_01_04112 | Where does photosynthesis occur in plants? | [
"golgi bodies",
"nucleus",
"in chloroplasts",
"cell membrane"
] | C | Figure 8.6 Photosynthesis takes place in chloroplasts, which have an outer membrane and an inner membrane. Stacks of thylakoids called grana form a third membrane layer. |
medmcqa | medmcqa_05_01747 | "Erosion of joint" is not a feature of . | [
"Psoriatic ahritis",
"Rheumatoid ahritis",
"Systemic lupus erythematosus",
"Reiters disease"
] | C | Ref Semantischolar.org |
medmcqa | medmcqa_05_02679 | Management of medulloblastoma in 1.5 year old. What is not done in curative therapy? | [
"Open surgery with leaving the tumour margins",
"Chemotherapy",
"Total cranial spinal irradination",
"VP shunt for the obstructive hydrocephalus"
] | A | . Treatment consist of relief of raised intracranial pressure,establishment of pathological diagnosis,removal of beningn tumors,decompressive surgeries for malignant tumor,shunt surgeries to drain CSF_ventriculo peritonial shunt or ventriculo atrial shunt,radiotherapy ,chemotherapy-temozolamide (Ref;SRB's Manual of Sur... |
sciq | sciq_01_10502 | On what type of land does runoff cause more erosion? | [
"mountainous",
"grassy",
"bare",
"metallic"
] | C | Runoff causes more erosion if the land is bare. Plants help hold the soil in place. The runoff water pictured below ( Figure below ) is brown because it eroded soil from a bare, sloping field. Can you find evidence of erosion by runoff where you live? What should you look for?. |
sciq | sciq_01_03780 | What are a class of tetrapod vertebrates that produce amniotic eggs called? | [
"amphibians",
"mammals",
"insects",
"reptiles"
] | D | Reptiles are a class of tetrapod vertebrates that produce amniotic eggs. They include crocodiles, alligators, lizards, snakes, and turtles. The reptile class is one of the largest classes of vertebrates. It consists of all amniotes except birds and mammals. |
openbookqa | obqa_02_01062 | If an environment experiences a long drought | [
"ponds may dry up and kill off the fish population",
"plants will continue to flourish",
"animals will experience a boom in reproduction",
"tadpoles will mature faster into frogs"
] | A | the decrease of something required by an organism has a negative impact on that organism 's survival |
medmcqa | medmcqa_05_01842 | A chronic smoker with history of hoarseness of voice found to have fixation of vocal cords on examination. The most likely treatment he will require is? NOT RELATED - ENT | [
"Subtotal laryngectomy",
"Stripping of the vocal cord",
"Radiotherapy",
"Laser"
] | A | . |
sciq | sciq_01_00798 | What are female gonads normally called? | [
"glands",
"testes",
"tubules",
"ovaries"
] | D | Animals often have gonads , organs that produce eggs or sperm. The male gonads are the testes , and the female gonads are the ovaries . Testes produce sperm; ovaries produce eggs. Sperm and egg, the two sex cells, are known as gametes , and can combine two different ways, both of which combine the genetic material from... |
sciq | sciq_01_00342 | What type of compound is essential to life? | [
"carbon",
"oxygen",
"water",
"nitrogen"
] | C | Water is essential to life because chemical reactions within cells take place in water. Most people can survive only a few days without consuming water to replace their water losses. How do you lose water?. |
math_qa | mathqa_03_00714 | a train is running with a speed of 60 kmph and its length is 110 metres . calculate the time by which it will pass a man running opposite with speed of 6 kmph | [
"2 second",
"4 second",
"6 second",
"8 second"
] | C | explanation : from the given question , we will first calculate the speed of train relative to man , = > ( 60 + 6 ) = 66 km / hr ( we added 6 because man is running opposite ) convert it in metre / second = 66 ã — 5 / 18 = 55 / 3 m / sec time it will take to pass man = 110 ã — 3 / 55 = 6 seconds answer is c |
sciq | sciq_01_07733 | What kind of energy is released when the nucleus of an atom is split? | [
"kinetic",
"atomic",
"microwave",
"nuclear"
] | D | Nuclear energy is released when the nucleus of an atom is split. |
medmcqa | medmcqa_05_01293 | Characteristic of Bacillus cereus food poisoning is | [
"Presence of fever",
"Presence of pain in abdomen",
"Absence of vomiting",
"Absence of diarrhoea"
] | B | Bacillus cereus is an impoant cause of food poisoning. Two patterns: diarrheal and emetic. Diarrheal: associated with cooked meat and vegetables. Diarrhea and abdominal pain 8-16 hours after the ingestion of contaminated food. Vomiting rarely. Bacilli are not found in the fecal specimen of these patients. Emetic: assoc... |
openbookqa | obqa_02_01074 | A long time ago, the Grand Canyon was | [
"wider",
"deeper",
"grander",
"less deep"
] | D | the Grand Canyon was formed by the Colorado River flowing over long periods of time |
ARC-Easy | arc_04_00972 | Steven went to a farm and picked a bright red tomato from a broken branch on the plant. The tomato had a rotten spot with a worm inside of it. Instead of eating the tomato, Steven decided to plant the seeds and grow new tomato plants. Which characteristic of the tomato plant is inherited and could change over several g... | [
"color of the skin",
"size of rotten spots",
"length of worms inside",
"number of broken branches"
] | A | null |
sciq | sciq_01_00587 | What is the common term for the chemical formula h 2 0? | [
"hydrogen",
"oxygen",
"water",
"air"
] | C | Water is an amazing molecule. It has a very simple chemical formula, H 2 O. It is made of just two hydrogen atoms bonded to one oxygen atom. Water is remarkable in terms of all the things it can do. Lots of things dissolve easily in water. Some types of rock can even completely dissolve in water! Other minerals change ... |
sciq | sciq_01_02538 | What does oil do when mixed with water? | [
"dissolves",
"dissappears",
"precipitates",
"forms droplets"
] | D | Figure 2.13 Oil and water do not mix. As this macro image of oil and water shows, oil does not dissolve in water but forms droplets instead. This is due to it being a nonpolar compound. (credit: Gautam Dogra). |
medmcqa | medmcqa_05_03761 | Coconut cake rectum is seen in | [
"T. trichura",
"E. Vermicularis",
"A. Duodenale",
"N. Americanus"
] | A | T. trichura also known as whipworm causes coconut cake rectum in children. |
sciq | sciq_01_04124 | How are electrons shared in covalent bonds? | [
"equally",
"unequally",
"orderly",
"randomly"
] | A | In other covalent bonds, electrons are shared equally. These bonds are called nonpolar covalent bonds. Neither atom attracts the shared electrons more strongly. As a result, the atoms remain neutral in charge. The oxygen (O 2 ) molecule in the Figure below has two nonpolar bonds. The two oxygen nuclei have an equal for... |
ARC-Easy | arc_04_01393 | What are the basic structural units of living organisms? | [
"cells",
"nuclei",
"organs",
"tissues"
] | A | null |
sciq | sciq_01_07112 | Where do archea live? | [
"underground",
"in the ocean",
"in mammals",
"everywhere"
] | D | Archaea live everywhere on Earth, including extreme environments. |
sciq | sciq_01_11544 | What type of bacteria causes the disease called tuberculosis? | [
"mycobacterium",
"E. coli",
"staphylococcus",
"streptococcus"
] | A | Tuberculosis (TB) is a common and often deadly disease caused by a genus of bacterium called Mycobacterium . Tuberculosis most commonly attacks the lungs but can also affect other parts of the body. TB is a chronic disease, but most people who become infected do not develop the full disease. Symptoms include a cough, w... |
openbookqa | obqa_02_04337 | If someone wants you to stop, they want you to | [
"be fast",
"eat cheese",
"be slow",
"be still"
] | D | stopped means no speed |
sciq | sciq_01_00447 | When food is scarce, starving cells secrete a molecule that stimulates neighboring cells to do what? | [
"die off",
"compete",
"aggregate",
"hoard energy"
] | C | |
medmcqa | medmcqa_05_00053 | Alpha antitrypsin deficiency causes: | [
"Centrilobular emphysema",
"Pan acinar emphysema",
"Lung cyst",
"Bronchiectasis"
] | B | Ans: bRef: Robbins, 3rd ed, p. 718, 719 |
openbookqa | obqa_02_02666 | When a needle points north on a compass and you are thirsty | [
"head south",
"head towards water",
"head forward",
"head north"
] | B | when the needle of a compass lines up with Earth 's magnetic poles , the needle points north |
medmcqa | medmcqa_05_00348 | A first-grade teacher is concerned about a 6- year old girl in her class who has not spoken a single word since school staed. The little girl paicipate appropriately in the class activities and uses gestures and drawings and nods and shakes her head to communicate. The parents repo that the little girl talks only in th... | [
"Autism",
"Expressive language disorder",
"School phobia",
"Selective mutism"
] | D | In selective mutism, a child voluntarily abstains from talking in paicular situations (usually at school) while remaining appropriately verbal at home. Some children only speak with their parents and siblings and are mute with relatives and friends. Children with selective mutism do not have a language impediment, nor ... |
openbookqa | obqa_02_01119 | What does a seismograph measure? | [
"the motion produced by underground collisions",
"the quaking of a man in fear",
"how strong the earth quakes beneath a stampeding herd",
"how strong waves can break plates"
] | A | a seismograph is used for measuring the size of an earthquake |
ARC-Easy | arc_04_01739 | In which example could a thermometer be used to show that heat energy is being transferred? | [
"A piano is played by striking the keys.",
"A shovel is used to move dirt from one place to another.",
"A ball is thrown into the air.",
"A stove is used to boil water in a pan."
] | D | null |
ARC-Challenge | arc_04_02917 | Which is the best evidence that rocks found deep underground were once exposed at the surface? | [
"The rocks have been melted by a magma.",
"The rocks have been broken by faults.",
"The rocks have been weathered by water.",
"The rocks have been folded by pressure."
] | C | null |
medmcqa | medmcqa_05_03925 | Maximum cholesterol is seen in ? | [
"VLDL",
"LDL",
"HDL",
"Chylomicrons"
] | B | Ans. is 'b' i.e., LDL Maximum triglyceride content - ChylomicronsMaximum exogenous triglyceride - ChylomicronsMaximum endogenous triglyceride - VLDLMaximum cholesterol content - LDL |
medmcqa | medmcqa_05_02158 | Gluten-sensitive enteropathy is most strongly associated with - | [
"HLA-DQ2",
"HLA-DR4",
"HLA-DQ3",
"Blood group B"
] | A | Almost all individuals with celiac disease share the major histocompatibility complex II HLA-DQ 2 or HLA - DQ8.
Gliadin is deamidated by the enzyme transglutaminase and deamidated gliadin peptides bind to DQ2 and DQ8.
Recognition of these peptides by CD4 + T cells leads to secretion of IFN-γ, which damages the intestin... |
sciq | sciq_01_10565 | The creation of a voltage across a current-carrying conductor by a magnetic field is known as what? | [
"hall effect",
"newton effect",
"off effect",
"show effect"
] | A | 22.6 The Hall Effect We have seen effects of a magnetic field on free-moving charges. The magnetic field also affects charges moving in a conductor. One result is the Hall effect, which has important implications and applications. Figure 22.27 shows what happens to charges moving through a conductor in a magnetic field... |
medmcqa | medmcqa_05_03393 | Histidine is the most impoant amino acid for buffering in normal conditions because | [
"It regulates kidney acid-base balance",
"PKa value is higher than pH",
"PKa value is closer to pH",
"PKa value is very low"
] | C | Ans. is 'c' i.e., PKa value is closer to pH Maximal buffering capacity occurs at pH equal to pka of buffer.Therefore, to work as a best buffer at physiological pH amino acid should have pka value close to physiological pH (7.4).Amino acids can have buffering action due to three ionizable groups :a-carboxyl group :- Dif... |
openbookqa | obqa_02_04468 | Marble is unable to form while lava | [
"is still hot",
"hardens",
"cools down",
"offends the volcano"
] | A | minerals are formed from magma cooling |
math_qa | mathqa_03_03747 | two trains start from same place at same time at right angles to each other . their speeds are 36 km / hr and 48 km / hr respectively . after 30 seconds the distance between them will be ? | [
"270 mts",
"190 mts",
"100 mts",
"500 mts"
] | D | explanation : using pythagarous theorem , distance travelled by first train = 36 x 5 / 18 x 30 = 300 m distance travelled by second train = 48 x 5 / 18 x 30 = 400 m so distance between them = â ˆ š ( 90000 + 160000 ) = â ˆ š 250000 = 500 mts . answer : d |
openbookqa | obqa_02_02306 | A protected environment will probably be | [
"on fire",
"fenced",
"illegal",
"underground"
] | B | An example of protecting the environment is creating protected areas |
sciq | sciq_01_07538 | Inferior rotation occurs during limb adduction and involves the downward motion of what? | [
"pelvic cavity",
"glenoid cavity",
"choroidal cavity",
"dialysate cavity"
] | B | Superior Rotation and Inferior Rotation Superior and inferior rotation are movements of the scapula and are defined by the direction of movement of the glenoid cavity. These motions involve rotation of the scapula around a point inferior to the scapular spine and are produced by combinations of muscles acting on the sc... |
medmcqa | medmcqa_05_03389 | Most specific antibody in SLE is - | [
"Anti nuclear",
"Anti Sm",
"Anti Ro",
"Anti histone"
] | B | Ans. is 'b' i.e., Anti Sm Auto anti bodies in Systemic Lupus Erythematosuso Antinuclear antibody-best screening test.o Anti DS DNA antibody-Specific for SLE only in high litres.o Anti Smantbody-Specific for SLE.o Anti Ro (SS - A) antibody-Predisposes to Sicca syndrome, subacute cutaneous lupus and neonatal lupus with c... |
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