dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
ARC-Challenge | arc_04_02714 | How does a parachute sufficiently increase air resistance to allow the parachutist to land safely? | [
"by decreasing the force of gravity acting on the parachutist",
"by decreasing the total mass of the parachutist",
"by increasing the surrounding air pressure around the parachute",
"by increasing the total surface area of the parachute"
] | D | null |
sciq | sciq_01_06163 | What term is used to describe the ability of matter to burn? | [
"reactivity",
"volatility",
"flammability",
"permeability"
] | C | Flammability is the ability of matter to burn. When matter burns, it combines with oxygen and changes to different substances. Wood is an example of flammable matter, as seen in Figure below . |
medmcqa | medmcqa_05_02897 | The hormone involved in the regulation of blood pressure is | [
"Serotonin",
"Histamine",
"Angiotensin",
"Prostaglandin"
] | C | The hormone involved in the regulation of blood pressure is Angiotensin II. Angiotensin II is a powerful vasoconstrictor that increases the total peripheral resistance and decreases Na+ and H2O excretion by kidney, thereby causing an increase in aerial BP. Humoral Regulation of BP Ref: Ganong Medical Physiology 26th ed... |
math_qa | mathqa_03_04134 | what will be the remainder if 2 ^ 300 is divided by 4 ? | [
"1",
"2",
"3",
"4"
] | D | d 4 now if you go on calculating 2 ^ 300 , you will lose so much time and it might not even be feasible to carry out so long of calculations . thus we will make use of a trick here . we will calculate the remainder of each power of 2 till we come across a pattern . 2 ^ 1 divided by 4 leaves the remainder 2 . 2 ^ 2 divi... |
math_qa | mathqa_03_01470 | a will states that the estate would be divided among 6 sons with the remainder donated to charity . one stipulation in the will is that no one among the sons can receive an amount within 12 % of another ' s amount . if one of the beneficiaries received $ 30000 , what is the smallest possible range between the highest a... | [
"$ 4096",
"$ 14043",
"$ 7892",
"$ 17736"
] | B | 1 st - 30000 . 2 nd - 0.88 * 30000 = 26400 3 rd - 0.88 * 26400 = 23232 4 th - 0.88 * 23232 = 20 , 444.16 5 th - 0.88 * 20 , 444.16 = ~ 17 , 990.86 6 th - 0.88 * 17 , 990.86 = ~ 15 , 831.96 range = 30000 - 15831 = 14168 answer : b . |
math_qa | mathqa_03_04836 | laxmi and prasanna set on a journey . laxmi moves northwards at a speed of 18 kmph and prasanna moves southward at a speed of 27 kmph . how far will be prasanna from laxmi after 60 minutes ? | [
"11",
"50",
"28",
"45"
] | D | "explanation : we know 60 min = 1 hr total northward laxmi ' s distance = 18 kmph x 1 hr = 18 km total southward prasanna ' s distance = 27 kmph x 1 hr = 27 km total distance between prasanna and laxmi is = 18 + 27 = 45 km . answer : d" |
openbookqa | obqa_02_03292 | Which is most reliant on nonrenewable resources? | [
"a solar panel",
"an electric car",
"an 1800s train",
"a modern bus"
] | C | coal is a nonrenewable resource |
sciq | sciq_01_05401 | What is the main component of phytoplankton? | [
"sponge",
"seawater",
"algae",
"coral"
] | C | Algae play significant roles as producers in aquatic ecosystems. Microscopic forms live suspended in the water column. They are the main component of phytoplankton . As such, they contribute to the food base of most marine ecosystems. |
ARC-Challenge | arc_04_02676 | Which situation would be considered observation and measurement? | [
"gathering the resources for a plant investigation",
"recording how much a plant grew daily for a week",
"predicting how much a plant will grow in one week",
"explaining why a plant grew differently under certain conditions"
] | B | null |
openbookqa | obqa_02_04578 | When a vegetative organism lifeform goes into a state of creating a life from itself, what is it called? | [
"dispersing reproduction units",
"painting",
"seed harvest",
"hibernation"
] | A | seed dispersal has a positive impact on a plant |
medmcqa | medmcqa_05_02665 | IFN - α is secreted by | [
"Leucocytes",
"Fibroblasts",
"TH Cells",
"Tc Cells"
] | A | IFN - α - Leucocytes
IFN - β - Fibroblasts
IFN - γ - TH & TCcells, NK Cells. |
medmcqa | medmcqa_05_03731 | Mononucleosis in the blood is associated with what? SELECT ONE. | [
"Human papillomavirus (HPV)",
"Epstein-Barr virus",
"HIV",
"Varicella zoster virus"
] | B | Nasopharyngeal cancer is most closely associated with Epstein-Barr virus. This virus is also associated with infective mononucleosis and Burkitt's lymphoma. |
medmcqa | medmcqa_05_00978 | Sudden dorsiflexion of foot may lead to which of the following injuries - | [
"Anterior talofibular ligament injury",
"Tendo Achilles avulsion injury",
"Rupture of deltoid ligament",
"Tarsal tunnel syndrome"
] | B | Ans. is 'b' i.e., Tendo Achilles avulsion injury Achilles tendon injuryo Achilles tendon is the thickest and strongest tendon in the body and is also the one of the most commonly injured tendon in the body.o The most common Achilles tendon injuries are :-i) Achilles tendinosis (formerly called Achilles tendonitis)ii) A... |
sciq | sciq_01_10344 | What machines have scientist built to smash particles that are smaller than atoms into each other head-on? | [
"energy accelerators",
"nitrogen accelerators",
"Atom Accelerators",
"particle accelerators"
] | D | Scientists have built machines called particle accelerators . These amazing tools smash particles that are smaller than atoms into each other head-on. This creates new particles. Scientists use particle accelerators to learn about nuclear fusion in stars. They can also learn about how atoms came together in the first f... |
ARC-Challenge | arc_04_03230 | The skin is the largest organ in the human body. Why is skin considered to be an organ? | [
"It is made of cells.",
"It acts as a barrier.",
"It is made of tissues.",
"It is part of an organism."
] | C | null |
openbookqa | obqa_02_00509 | When it is sleeting outdoors, that is because precipitation | [
"melted",
"evaporated",
"solidified",
"rained"
] | C | sleet is made of ice |
sciq | sciq_01_04197 | Changes in the color of the statue of liberty owe to oxidation-reduction reactions, or what simpler term? | [
"corrosion",
"immersion",
"oxygen",
"copper"
] | A | Chemistry in Everyday Life Statue of Liberty: Changing Colors The Statue of Liberty is a landmark every American recognizes. The Statue of Liberty is easily identified by its height, stance, and unique blue-green color (Figure 17.16). When this statue was first delivered from France, its appearance was not green. It wa... |
math_qa | mathqa_03_00528 | a miniature roulette wheel is divided into 9 equal sectors , each bearing a distinct integer from 1 to 9 , inclusive . each time the wheel is spun , a ball randomly determines the winning sector by settling in that sector . if the wheel is spun three times , approximately what is the probability that the product of the... | [
"50 %",
"67 %",
"83 %",
"90 %"
] | C | "the only way to have an odd product is if all 3 integers are odd . p ( odd product ) = 5 / 9 * 5 / 9 * 5 / 9 = 125 / 729 p ( even product ) = 1 - 125 / 729 = 604 / 729 which is about 83 % the answer is c ." |
sciq | sciq_01_10083 | What is the biggest risk associated with using nuclear energy? | [
"mutation",
"fire",
"radiation",
"explosion"
] | C | The main concern over the use of nuclear energy is the risk of radiation. Accidents at nuclear power plants can release harmful radiation that endangers people and other living things. Even without accidents, the used fuel that is left after nuclear fission reactions is still radioactive and very dangerous. It takes th... |
ARC-Challenge | arc_04_02394 | Sea stars are consumers that live in a tide pool ecosystem that is alternately submerged and exposed by tides. This type of ecosystem contains poisonous anemones and many species of shellfish. The sea star's advantage in this ecosystem is that it can | [
"pry open shells.",
"produce a tiny light.",
"move quickly along the sea bottom.",
"survive the pressurized atmosphere of deep water."
] | A | null |
medmcqa | medmcqa_05_02947 | ILD showing obstructive pattern can be seen in? | [
"Idiopathic pulmonary fibrosis",
"Non-specific interstitial pneumonitis",
"Pulmonary lymphangioleiomyomatosis",
"Cryptogenic organising pneumonia"
] | C | Mostly ILD's have Restrictive pattern except few with obstructive pattern are:- 1) Sarcoidosis 2) Hypersensitivity pneumonitis 3) Pulmonary lymphangioleiomyomatosis |
openbookqa | obqa_02_01531 | Gravitational force never affects | [
"balloons",
"stars",
"sunshine",
"air"
] | C | gravitational force causes objects that have mass to be pulled down on a planet |
sciq | sciq_01_10111 | What are composed of alternating positive and negative ions? | [
"polar bonds",
"ionic crystals",
"radioactive substances",
"magnetic crystals"
] | B | Ionic crystals are composed of alternating positive and negative ions. |
medmcqa | medmcqa_05_03652 | Corpus luteum is maintained by : | [
"Progesterone",
"LH",
"FSH",
"Estrogen"
] | B | B i.e. LHAction of LH areStimulates ovulation12.Formation & maintenance of corpur luteumQFormation of progesterone in the corpus leutieum from the lutein cellsQ. |
medmcqa | medmcqa_05_01721 | A female newborn was found to have a large midline tumor in the lower sacral area, which was diagnosed as a sacrococcygeal tumor. Which of the following courses of treatment is recommended for this child? | [
"Immediate chemotherapy and radiation treatment",
"Surgical removal by age 6 months",
"Surgical removal at age 4-5 years",
"Surgical removal at age 13-15 years"
] | B | The preponderance of sacrococcygeal tumors are found in female newborns. Develop from pluripotent cells of primitive streak origin, malignancy is of great concern, and the tumor should be surgically removed by age 6 months. Occasionally, these tumors may recur after surgery, demonstrating malignant propeies. |
sciq | sciq_01_09743 | What is the liquid component in blood? | [
"hemoglobin",
"respiration",
"aqueous humor",
"plasma"
] | D | Blood is a fluid connective tissue that contains a liquid component called plasma. |
sciq | sciq_01_03143 | What is an object that orbits a larger object called? | [
"meteorite",
"asteroid",
"comet",
"satellite"
] | D | One of the first uses of rockets in space was to launch satellites. A satellite is an object that orbits a larger object. An orbit is a circular or elliptical path around an object. Natural objects in orbit are called natural satellites. The Moon is a natural satellite. Human-made objects in orbit are called artificial... |
math_qa | mathqa_03_02760 | a can do a work in 30 days , b can do it in 20 days . they together under took to do a piece of work for rs . 1000 , what is the share of b ? | [
"rs . 500",
"rs . 400",
"rs . 800",
"rs . 600"
] | D | explanation : share of their work days = 30 : 20 share of their work = 20 : 30 share of b ’ s money = 3 / 5 * 1000 = 600 answer : option d |
medmcqa | medmcqa_05_00742 | In Corynebacterium diphtheria | [
"Deep invasion is not seen",
"Elek’s test is done for toxigenicity",
"Metachromatic granules are seen",
"Toxigenicity is mediated by chromosomal change"
] | D | • Diphtheria acts by its toxin and invasion is not seen.
• Elekc gel precipitation test is done for determination of pathogenicity of diphtheria.
• Metachromatic granules are seen also called as Babes earnest granules. Bacteriophages (extra-chromosomal) are responsible for toxigenicity by phage conversion. |
math_qa | mathqa_03_02490 | the h . c . f and l . c . m of two numbers are 84 and 21 respectively . if the ratio of the two numbers is 1 : 4 , then the larger of the two numbers is | [
"32",
"37",
"84",
"29"
] | C | explanation : let the numbers be x and 4 x . then , \ inline \ fn _ jvn x \ times 4 x = 84 \ times 21 \ : \ : \ leftrightarrow \ : \ : x ^ { 2 } = \ frac { 84 \ times 21 } { 4 } \ : \ : \ leftrightarrow \ : \ : x = 21 hence larger number = 4 x = 84 answer : c ) 84 |
sciq | sciq_01_04123 | What is the process by which a liquid changes to a solid? | [
"melting",
"vaporizing",
"freezing",
"boiling"
] | C | The process in which a liquid changes to a solid is called freezing . The temperature at which a liquid changes to a solid is its freezing point. The freezing point of water is 0°C (32°F). Other types of matter may have higher or lower freezing points. For example, the freezing point of iron is 1535°C. The freezing poi... |
ARC-Easy | arc_04_00169 | During a rainstorm, leaves wash down a gully on a hillside. The water slows down at the foot of the hill and fans out, depositing the leaves. What geologic structure is formed in a similar way? | [
"a basalt column",
"a stalactite",
"a fault line",
"a delta"
] | D | null |
medmcqa | medmcqa_05_03531 | Which of the following pattern recognition receptors recognise products of necrotic cells | [
"TLR",
"NOD - like receptors",
"Lectin type receptors",
"RIG like receptors"
] | B | NOD - like receptors recognise products of necrotic cells, Ion disturbancer microbial products. |
openbookqa | obqa_02_00542 | Which of the following has a population of zero? | [
"Merriam's elk",
"bison",
"llama",
"whooping crane"
] | A | if a population decreases to zero then that organism is extinct |
openbookqa | obqa_02_04194 | Fires, although dangerous might help with | [
"magic",
"my feelings",
"cultivation",
"sadness"
] | C | burning a living thing usually causes harm to that living thing |
openbookqa | obqa_02_00281 | What makes a body stronger? | [
"parking far away",
"travelling by air",
"reading technical books",
"having multiple children"
] | A | exercise has a positive impact on a body 's strength |
ARC-Easy | arc_04_01164 | The heart, veins, arteries, and capillaries make up which organ system? | [
"reproductive",
"muscular",
"excretory",
"circulatory"
] | D | null |
sciq | sciq_01_03790 | Why are noninfectious diseases not contagious? | [
"they are viral",
"they are inherited",
"they are contagious",
"non-pathogen caused"
] | D | Noninfectious diseases are not contagious because they are not caused by pathogens. Instead, they are caused by such factors as lifestyle choices, environmental toxins, or mutations. |
sciq | sciq_01_09634 | How do lancelets reproduce? | [
"parthenogenesis",
"aerobically",
"asexually",
"sexually"
] | D | There are only about 25 living species of lancelets. They inhabit the ocean floor where the water is shallow. Lancelet larvae are free-swimming. The adults can swim but spend most of their time buried in the sand. Like tunicates, lancelets are filter feeders. They take in water through their mouth and expel it through ... |
math_qa | mathqa_03_03268 | company kw is being sold , and both company a and company b were considering the purchase . the price of company kw is 30 % more than company a has in assets , and this same price is also 100 % more than company b has in assets . if companies a and b were to merge and combine their assets , the price of company kw woul... | [
"66 %",
"79 %",
"86 %",
"116 %"
] | B | let the price of company a ' s assets be 100 price of assets of kw is 30 % more than company a ' s assets which is 130 price of assets of kw is 100 % more than company b ' s assets which means price of company b ' s assets is half the price of kw = 65 a + b = 165 kw = 130 kw / ( a + b ) * 100 = 130 / 165 * 100 = 78.78 ... |
sciq | sciq_01_09235 | What type of stratified deposit is formed where lakes are covered by ice in the winter? | [
"telomeres",
"tangles",
"glacier",
"varves"
] | D | Several types of stratified deposits form in glacial regions but are not formed directly by the ice. Varves form where lakes are covered by ice in the winter. Dark, fine-grained clays sink to the bottom of the lake in winter. Melting ice in the spring brings running water that deposits lighter colored sands. Each alter... |
math_qa | mathqa_03_03877 | 1000 men have provisions for 21 days . if 800 more men join them , for how many days will the provisions last now ? | [
"12.9",
"12.5",
"12.6",
"11.6"
] | D | "1000 * 21 = 1800 * x x = 11.6 answer : d" |
sciq | sciq_01_03134 | What is the distance something travels in a given amount of time called? | [
"revolution",
"circulation",
"speed",
"coverage"
] | C | A snail might travel 2 centimeters in a minute. A cheetah might travel 2 kilometers in the same amount of time. The distance something travels in a given amount of time is its speed. |
sciq | sciq_01_09448 | What are organisms that eat just one type of food? | [
"devotees",
"specialists",
"hedonists",
"gluttons"
] | B | Specialists are organisms that eat just one type of food. Birds that are specialists include ospreys, which eat only live fish. You can see an osprey in Figure below . The osprey’s feet are very well-adapted for catching fish. Its eyes are also well-adapted for seeing fish under the water. Its beak is well suited for g... |
medmcqa | medmcqa_05_01173 | Blue sclera is seen in- | [
"Alkaptonuria",
"Osteogenesis imperfecta",
"Turners' syndrome",
"Kawasaki syndrome"
] | B | It is an asymptomatic condition characterised by marked, generalised blue discolouration of sclera due to thinning (Fig. 6.7). It is a typical association of osteogenesis imperfecta. Its other causes are Marfan&;s syndrome, Ehlers-Danlos syndrome, pseudoxanthoma elasticum, buphthalmos, high myopia and healed scleritis. |
openbookqa | obqa_02_03104 | If you see a mushroom on an old decaying log, its because a mushroom is a decomposer, which gets its food from | [
"non-alive things",
"space",
"computers",
"the store"
] | A | dead organisms are the source of nutrients for decomposers |
math_qa | mathqa_03_01005 | what is the area of a square with perimeter 12 p ? | [
"16 p ^ 2'",
"4 p'",
"9 p ^ 2'",
"p / 16'"
] | C | each side is 3 p a = ( 3 p ) ^ 2 = 9 p ^ 2 answer c |
math_qa | mathqa_03_02830 | seed mixture x is 40 % ryegrass and 60 % bluegrass by weight ; seed mixture y is 25 % ryegrass and 75 % fescue . if a mixture of x and y contains 34 % ryegrass , what percent of the weight of the mixture is from mixture x ? | [
"25 %",
"40 %",
"50 %",
"60 %"
] | D | "34 % is 9 % - points above 25 % and 6 % - points below 40 % . thus the ratio of mixture y to mixture x is 2 : 3 . the percent of mixture x is 3 / 5 = 60 % . the answer is d ." |
openbookqa | obqa_02_04255 | the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the what? | [
"physical being",
"leads",
"stars",
"humanity"
] | A | the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the body |
sciq | sciq_01_09024 | Conductive losses in the middle ear can be partially overcome by sending sound vibrations to what structure through the skull, the principle behind implants for hearing loss patients? | [
"cochlea",
"tympanic membrane",
"hammer and anvil",
"cornea"
] | A | Hearing losses can occur because of problems in the middle or inner ear. Conductive losses in the middle ear can be partially overcome by sending sound vibrations to the cochlea through the skull. Hearing aids for this purpose usually press against the bone behind the ear, rather than simply amplifying the sound sent i... |
sciq | sciq_01_03557 | What type of craniates have backbones? | [
"vertebrates",
"juveniles",
"larva",
"invertebrates"
] | A | 34.3 Vertebrates are craniates that have a backbone. |
math_qa | mathqa_03_02345 | a , b , c can do a piece of work in 20 days , 30 days and 40 days respectively , working alone . how soon can the work be done if a is assisted by b and c on alternate days ? | [
"3 days",
"1 day",
"5 days",
"10 days"
] | A | "a + b 1 day work = 1 / 20 + 1 / 30 = 1 / 12 a + c 1 day work = 1 / 20 + 1 / 40 = 3 / 40 work done in 2 days = 1 / 12 + 3 / 40 = 19 / 120 19 / 120 work is done by a in 2 days whole work will be done in 2 * 19 / 120 = 3 days approximately answer is a" |
sciq | sciq_01_05759 | Organisms interact with each other and what else? | [
"outside enviroment",
"atmospheric environment",
"thermal environment",
"physical environment"
] | D | |
medmcqa | medmcqa_05_02861 | A lady with 38 weeks pregnancy and painless vaginal bleeding comes to casualty. On examination head is engaged and uterus is non tender and relaxed. The next line of treatment is: | [
"Per speculum examination",
"Conservative management",
"Termination of pregnancy",
"Ultrasonography"
] | C | Painless vaginal bleeding and absence of other significant findings confirm the diagnosis of placenta previa.
Gestational age of the patient is 38 weeks i.e. fetal maturity is attained so termination should be done.
In case of severe bleeding pregnancy is terminated by cesarean section irrespective of gestational age. |
sciq | sciq_01_03427 | What function of the car is affected by the pedal that controls the amount of gas the engine gets? | [
"shifting",
"braking",
"acceleration",
"transmission"
] | C | The car pedal on the right controls the amount of gas the engine gets. How does this affect the car’s acceleration?. |
sciq | sciq_01_03380 | What is the simplest unit that has the fundamental chemical properties of an element? | [
"neutron",
"cell",
"atom",
"nucleus"
] | C | Covalent Molecules and Compounds Just as an atom is the simplest unit that has the fundamental chemical properties of an element, a molecule is the simplest unit that has the fundamental chemical properties of a covalent compound. Some pure elements exist as covalent molecules. Hydrogen, nitrogen, oxygen, and the halog... |
medmcqa | medmcqa_05_02189 | A Person ate some milk products in a party and after 6 hours started vomiting. Which organism is most likely the cause: | [
"Bacillus cereus",
"Clostridium perfringens",
"Staphylococcus",
"Clostridium botulism"
] | C | Ans. (c) StaphylococcusRef: Harriosn 18th ed. / 128, Microbiology by Ananthanarayan and Paniker 8th ed. /198* Staphylococcus causes food poisoning by enterotoxin A, due to intake of milk or milk products.# It is a preformed, heat stable enterotoxin, which stimulate the vagus nerve causing vomiting as main and first sym... |
openbookqa | obqa_02_01354 | As ipod sale plummet apple reports major | [
"loses",
"raises",
"firings",
"gains"
] | A | as the sale of a product decreases , the amount of money made by the person selling that product will decrease |
math_qa | mathqa_03_04812 | each week , harry is paid x dollars per hour for the first 30 hours and 1.5 x dollars for each additional hour worked that week . each week , annie is paid x dollars per hour for the first 40 hours and 2 x dollars for each additional hour worked that week . last week annie worked a total of 44 hours . if harry and anni... | [
"40",
"42",
"44",
"46"
] | B | "annie earned 40 x + 4 ( 2 x ) = 48 x let h be the number of hours that harry worked . harry earned 30 x + 1.5 x ( h - 30 ) = 48 x ( 1.5 x ) ( h ) = 63 x h = 42 hours the answer is b ." |
math_qa | mathqa_03_02666 | the least perfect square , which is divisible by each of 21 , 36 and 66 is : | [
"213444",
"214344",
"214434",
"231444"
] | A | "explanation : l . c . m . of 21 , 36 , 66 = 2772 . now , 2772 = 2 x 2 x 3 x 3 x 7 x 11 to make it a perfect square , it must be multiplied by 7 x 11 . so , required number = 22 x 32 x 72 x 112 = 213444 answer is a" |
openbookqa | obqa_02_02611 | The dam was put under much more stress after the | [
"drought",
"huge rain storm",
"breakup.",
"party"
] | B | clouds produce rain |
medmcqa | medmcqa_05_02919 | Muscle not paralysed in retrobulbar block- | [
"Superior oblique",
"Lateral rectus",
"Superior rectus",
"Medial rectus"
] | A | *A retrobulbar block is a regional anaesthetic nerve block in the retrobulbar space, the area located behind the globe of the eye. Injection of local anaesthetic into this space constitutes the retrobulbar block. This injection provides akinesia of the extraocular muscles by blocking cranial nerves II,III, VI, thereby ... |
medmcqa | medmcqa_05_04159 | A patient presents with a headache, high fever and meningismus. Within 3 days he becomes unconscious. Most probable causative agent | [
"Naegleria fowleri",
"Acanthamoeba castellanii",
"Entamoeba histolytica",
"Trypanosoma cruzi"
] | A | Amongst the given options Naegleria and Acanthamoeba cause amoebic encephalitis.
“The prognosis of Naegleria encephalitis is uniformly poor, most patients die within a week” -------Harrison “Acanthamoeba encephalitis follows a more indolent course”.
--------Harrison
So, amongst the given options Naegleria causes mos... |
sciq | sciq_01_07961 | What force occurs whenever two surfaces come into contact? | [
"vibration",
"gravity",
"friction",
"tension"
] | C | Even if Laura didn’t try to stop the skateboard, it would stop sooner or later. That’s because there’s also friction between the wheels and the pavement. Friction is a force that counters all kinds of motion. It occurs whenever two surfaces come into contact. |
openbookqa | obqa_02_00371 | One of Kangaroo's unusual features are | [
"They have horns",
"They speak English",
"They can fly",
"webbed feet"
] | D | webbed feet are used for moving faster through water by aquatic animals |
math_qa | mathqa_03_02233 | the ratio of radius of a circle and the side of a square is 2 : 3 . find the ratio of their areas : | [
"2 : 1",
"4 : 9",
"8 : 77",
"4 : 121"
] | B | "radius / side = 2 / 3 â ‡ ’ area of circle / area of square = 4 / 9 answer : b" |
sciq | sciq_01_10876 | How is flowing water and blowing wind similar? | [
"stocks particles",
"phases particles",
"processes particles",
"transports particles"
] | D | Like flowing water, wind picks up and transports particles. Wind carries particles of different sizes in the same ways that water carries them ( Figure below ). |
math_qa | mathqa_03_00319 | what least number should be added to 1054 , so that the sum is completely divisible by 23 | [
"a",
"b",
"c",
"d"
] | A | "explanation : ( 1054 / 23 ) gives remainder 19 19 + 4 = 23 , so we need to add 4 answer : option a" |
sciq | sciq_01_08232 | A current in a circuit needs a complete what? | [
"path",
"stream",
"speed",
"cause"
] | A | Electromagnetic waves generally propagate out from a source in all directions, sometimes forming a complex radiation pattern. A linear antenna like this one will not radiate parallel to its length, for example. The wave is shown in one direction from the antenna in Figure 24.7 to illustrate its basic characteristics. I... |
openbookqa | obqa_02_00824 | Phloem | [
"acts as a delivery person for a plant",
"acts as a trainer for a plant",
"acts as a doctor for a plant",
"acts as a farmer for a plant"
] | A | phloem transports materials through the plant |
medmcqa | medmcqa_05_02777 | An 80-year-old female who has never taken estrogen, develops pink vaginal discharge. An endometrial biopsy shows an adenocarcinoma of the endometrium. Papanicolaou smear is negative. Of the following what is the most important indicator of prognosis? | [
"Body habitus",
"Level of CA-125",
"Nutritional status",
"Histologic type of tumour"
] | D | Prognostic factors in endometrial adenocarcinoma
Most important prognostic factor is lymph node metastasis
Age at diagnosis (older the patient poorer the prognosis).
Stage of the disease.
Histologic type (endometriod adenocarcinoma have good prognosis, clear cell carcinoma have poor prognosis).
Histologic grade .
Myom... |
openbookqa | obqa_02_01702 | As the population of zebra decreases | [
"competition among African wild dogs increases",
"predators learn to swim",
"prey communities get larger",
"prey will be more visible"
] | A | as the population of prey decreases , competition between predators will increase |
math_qa | mathqa_03_01343 | working individually , emma can wrap presents for 6 hours and troy can wrap presents in 8 hours . if emma and troy work together but independently at the task for 2 hours , at which point troy leaves , how many remaining hours will it take emma to complete the task alone ? | [
"30 / 12",
"5 / 12",
"3 / 4",
"2 / 12"
] | A | in first 2 hrs troy will finish 2 / 8 = 1 / 4 of work and emma will finish 2 / 6 work so total 1 / 4 + 1 / 3 = 7 / 12 work is finished and 1 - 7 / 12 = 5 / 12 work remaining . now emma will take ( 5 / 12 ) * 6 = 30 / 12 hrs to finish it . so answer is a . |
sciq | sciq_01_02101 | Injuries can be prevented by getting proper what? | [
"exercise and training",
"water and clothing",
"drugs and food",
"rest and recovery"
] | D | Injuries can also be prevented by proper rest and recovery. If you do not get enough rest, your body will become injured and will not react well to exercise, or improve. You can also rest by doing a different activity. For example, if you run, you can rest your running muscles and joints by swimming. |
sciq | sciq_01_04344 | What are drilled to monitor groundwater pollution? | [
"test wells",
"aquifers",
"draining wells",
"sewers"
] | A | Test wells are drilled to monitor groundwater pollution. |
medmcqa | medmcqa_05_04820 | AML best prognosis is seen with ? | [
"Acute myelo monocytic leukemia.",
"Acute monocytic leukemia.",
"Acute promyeloblastic lukemia (M.3).",
"Erythro leukemia"
] | C | Ans. is 'c' i.e., Acute promyeloblastic leukemia (M.3) Acute promycloblastic leukemia Also known as M-3 Associated with t(15:17) DIC, chloromas common Very responsine to retinoic acid combined with anthracylines. M.7 (acute megakaryocytic leukemia) mostly seen in down syndrome. French-American-British (FAB) Classificat... |
openbookqa | obqa_02_03285 | Which has a positive impact on the environment in the world? | [
"building large numbers of cars",
"contaminating the ground with poisonous substances",
"dumping toxic waste in ocean",
"making sure trash is reused for new purposes"
] | D | humans discarding waste in an environment causes harm to that environment |
openbookqa | obqa_02_03391 | By picking up polypropylene we can make our ecosystem | [
"ugly",
"worse",
"dead",
"better"
] | D | An example of protecting the environment is reducing the amount of waste |
math_qa | mathqa_03_01688 | if 0.6 : x : : 5 : 8 , then x is equal to : | [
"a",
"b",
"c",
"d"
] | A | "( x * 5 ) = ( 0.6 * 8 ) x = 4.8 / 5 x = 0.96 answer = a" |
medmcqa | medmcqa_05_00306 | Essential fatty acid: | [
"Citric acid",
"Linoleic acid",
"Stearic acid",
"Palmitic acid"
] | B | ESSENTIAL FATTY ACID -Linoleic and Linolenic acid are the two essential fatty acids that can't be synthesized in our body and must be taken in the diet. PUFA -ESSENTIAL FATTY ACID PUFA (Poly Unsaturated Fatty Acid) OMEGA 3 OMEGA 6 CERVONIC ACID /DHA -22 Carbons & 6 Double Bonds GAMMA-LINOLENIC ACID - 18 Carbons &3 Doub... |
sciq | sciq_01_09167 | Wave amplitude and wavelength are two important measures of what? | [
"wave sound",
"wave speed",
"wave harmfulness",
"wave size"
] | D | Wave amplitude and wavelength are two important measures of wave size. |
medmcqa | medmcqa_05_00765 | Etiology of bloody discharge from nipple - | [
"Duct papiloma",
"Breast abscess",
"Fibroadenoma",
"Cyst"
] | A | Ans. is 'a' i.e., Duct papiloma |
ARC-Easy | arc_04_01912 | A student reaches one hand into a bag filled with smooth objects. The student feels the objects but does not look into the bag. Which property of the objects can the student most likely identify? | [
"shape",
"color",
"ability to reflect light",
"ability to conduct electricity"
] | A | null |
sciq | sciq_01_03253 | What force opposes a motion of a moving body? for example a car breaking on a road. | [
"vibration",
"friction",
"tension",
"thermal"
] | B | Friction is a force that opposes motion between any surfaces that are touching. Friction can work for or against us. For example, putting sand on an icy sidewalk increases friction so you are less likely to slip. On the other hand, too much friction between moving parts in a car engine can cause the parts to wear out. ... |
ARC-Easy | arc_04_01482 | Because sulfur cannot be decomposed by simple chemical methods into two or more different substances, it is classified as | [
"an element.",
"a compound.",
"a mixture.",
"a molecule."
] | A | null |
sciq | sciq_01_00590 | In moss, what becomes elongated to elevate the capsule to enhance spore dispersal? | [
"sera",
"seta",
"porta",
"risa"
] | B | |
sciq | sciq_01_03348 | While matter is recycled, ecosystems need a constant input of what? | [
"heating",
"energy",
"light",
"food"
] | B | In all biomes, ecosystems need a constant input of energy. Matter, on the other hand, is constantly recycled in ecosystems. |
sciq | sciq_01_05825 | The entire range of light that can be seen by the human eye without aid is known as what kind of light? | [
"infrared light",
"white light",
"visible light",
"colored light"
] | C | Why is this picture of a cat so colorful? No cat looks like this to the human eye. The picture was taken with a special camera that senses infrared light. This is a form of energy given off by warm objects. Areas that appear yellow are the warmest, and areas that appear purple are the coolest. The picture shows that th... |
ARC-Easy | arc_04_00968 | When animals use energy, they produce | [
"nitrogen",
"iron sulfide",
"oxygen",
"carbon dioxide"
] | D | null |
sciq | sciq_01_04968 | In the cellular process of transcription, dna code is converted into what other kind of code? | [
"fna",
"rna",
"sna",
"dpa"
] | B | 3.4 Protein Synthesis DNA stores the information necessary for instructing the cell to perform all of its functions. Cells use the genetic code stored within DNA to build proteins, which ultimately determine the structure and function of the cell. This genetic code lies in the particular sequence of nucleotides that ma... |
sciq | sciq_01_06994 | Original atoms are called what type of isotopes? | [
"product",
"component",
"offspring",
"parent"
] | D | Direction is an important component of motion. |
openbookqa | obqa_02_01641 | A dead deer was found partially eaten in a forest. How could it have been caught? | [
"It was caught by appendages on the feet of a feline",
"A raccoon jumped on the deer's back and killed and ate it",
"It was caught by a horse's mouth",
"It was shot by a bear"
] | A | claws are used to catch prey by some predators |
math_qa | mathqa_03_04726 | in a group of 400 readers who read science fiction or literacy works or both , 250 read science fiction and 230 read literacy works . how many read both science fiction and literacy works ? | [
"70",
"80",
"90",
"100"
] | B | "consider total number of reader n ( s u l ) = 400 people who read science fiction n ( s ) = 250 people who read literacy works n ( l ) = 230 both science fiction and literacy n ( s ∩ l ) = ? n ( s u l ) = n ( s ) + n ( l ) - n ( s ∩ l ) 400 = 250 + 230 - n ( s ∩ l ) n ( s ∩ l ) = 480 - 400 n ( s ∩ l ) = 80 so people r... |
sciq | sciq_01_01431 | What process is the primary function of the branching internal tubules called protonephridia? | [
"enculturation",
"thermoregulation",
"calcification",
"osmoregulation"
] | D | |
math_qa | mathqa_03_03034 | a man rows his boat 90 km downstream and 5 ` km upstream , taking 3 hours each time . find the speed of the stream ? | [
"7 kmph",
"5 kmph",
"2 kmph",
"8 kmph"
] | A | "speed downstream = d / t = 90 / ( 3 ) = 30 kmph speed upstream = d / t = 51 / ( 3 ) = 17 kmph the speed of the stream = ( 30 - 17 ) / 2 = 7 kmph answer : a" |
medmcqa | medmcqa_05_00454 | Which of the following is not a seronegativespondyloahropathy - | [
"Psoriatic ahritis",
"Ankylosing spondylitis",
"RA",
"Reiters ahritis"
] | C | Ans. is 'c' i.e., RA Seronegative spondyloaropathies The seronegative spondyloahropathies are a group of disorders that share ceain clinical features and genetic associations. The word seronegative referres to the absence of rheumatoid factor in this group of disorders. The seronegative spondyloahropathies include ? An... |
math_qa | mathqa_03_02842 | jim is able to sell a hand - carved statue for $ 540 which was a 35 % profit over his cost . how much did the statue originally cost him ? | [
"$ 400.00",
"$ 412.40",
"$ 455.40",
"$ 474.90"
] | A | 540 = 1.35 * x x = 540 / 1.35 = 400 $ 400 , which is ( a ) . |
medmcqa | medmcqa_05_01708 | Which of the following gene is constitutively expressed in E.coli? | [
"Lac A",
"Lac I",
"Lac Y",
"Lac Z"
] | B | Genes can be broadly divided into types based on their expression pattern: Constitutively expressed genes Regulated genes House-keeping genes Inducible/repressible Transcribed at a constant level Transcribed depending upon the environmental conditions Eg : Glycolytic enzymes Ribosomal RNA and proteins Eg : UDP-glucuron... |
math_qa | mathqa_03_04707 | a certain pair of used shoes can be repaired for $ 10.50 and will last for 1 year . a pair of the same kind of shoes can be purchased new for $ 30.00 and will last for 2 years . the average cost per year of the new shoes is what percent greater than the cost of repairing the used shoes ? | [
"42.85",
"44",
"48",
"38"
] | A | "1 ) cost of repairing = 10.5 ( for one year ) , therefore for 2 years it would be $ 21 . 2 ) cost of new pair which will last for 2 years is $ 30.00 percentage change formula = ( final value - initial value ) / ( initial value ) * 100 . in this case the final value would be the price of new shoe initial value would be... |
sciq | sciq_01_05425 | The voltages generated at a power plant are stepped up by what passive devices, which then reduce voltage to a safe level at the point of use? | [
"transformers",
"batteries",
"transistors",
"capacitors"
] | A | Figure 20.19 Power is distributed over large distances at high voltage to reduce power loss in the transmission lines. The voltages generated at the power plant are stepped up by passive devices called transformers (see Transformers) to 330,000 volts (or more in some places worldwide). At the point of use, the transfor... |
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