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 ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_10792 | Most, if not all, of the extant animal phyla today evolved during the cambrian period, yet many of what devastating events have taken place since then? | [
"starvations",
"mass extinctions",
"life extinctions",
"earthquakes"
] | B | Describe at least two major changes to the animal phylogenetic tree that have come about due to molecular or genetic findings. How is it that morphological data alone might lead scientists to group animals into erroneous evolutionary relationships? 26. Briefly describe at least two theories that attempt to explain the ... |
math_qa | mathqa_03_04877 | line q has the equation 5 y – 3 x = 75 . if line s is perpendicular to q , has an integer for its y - intercept , and intersects q in the second quadrant , then how many possible line s ’ s exist ? ( note : intersections on one of the axes do not count . ) | [
"48",
"52",
"56",
"60"
] | C | "5 y - 3 x = 75 and so y = 3 x / 5 + 15 when x = 0 , then y = 15 . when y = 0 , then x = - 25 the slope is 3 / 5 , so the slope of line s is - 5 / 3 . through the point ( - 25 , 0 ) , 0 = - 5 ( - 25 ) / 3 + c the y - intercept is c = - 125 / 3 < - 41 . thus the perpendicular line s can have y - intercepts from - 41 up ... |
medmcqa | medmcqa_05_00375 | A 34-year-old woman is admitted to the hospital with a large mass at her thyroid gland. Ultrasound examination reveals a benign tumor. Twenty-four hours following a partial thyroidectomy, in which the inferior thyroid artery was also ligated, the patient speaks with a hoarse voice and has difficulty in breathing on exe... | [
"Internal branch of superior laryngeal",
"Ansa cervicalis",
"Ansa subclavia",
"Recurrent laryngeal"
] | D | The recurrent laryngeal nerve is the most likely nerve damaged during the surgery because it runs in close proximity to the inferior thyroid artery and is easily injured or transected with the artery if extreme care is not exercised during operative procedures. The recurrent laryngeal nerve innervates the majority of t... |
sciq | sciq_01_05665 | What do the hair cells in the cochlea release when they bend? | [
"lipids",
"hormones",
"receptors",
"neurotransmitters"
] | D | The oval window passes the vibrations to the cochlea . The cochlea is filled with liquid that moves when the vibrations pass through, like the waves in water when you drop a pebble into a pond. Tiny hair cells line the cochlea and bend when the liquid moves. When the hair cells bend, they release neurotransmitters. |
sciq | sciq_01_00511 | The right ventricle pumps what type of blood toward the lungs? | [
"plasma",
"oxygen-poor",
"oxygen-rich",
"oxygenated"
] | B | The right ventricle pumps oxygen-poor blood toward the lungs, where it receives oxygen. |
medmcqa | medmcqa_05_03903 | For Active Management of Third Stage of Labour, the preferred drug & the route is: | [
"Oxytocin, I.M/I.V",
"Oxytocin, s.c",
"Methergin, IM",
"Misoprostol, per rectal"
] | A | Components of AMTSL - Administration of a Uterotonic drug (Oxytocin, 10 IU injection is the drug of choice) Delivery of Placenta by Controlled cord traction. Delayed cord clamping Intermittent uterine tone assessment |
ARC-Easy | arc_04_02034 | Which of these is the most common result of greenhouse gases altering the atmosphere of Earth? | [
"an increase in the air temperature",
"a decrease in the air density",
"an increase in the intensity of visible light",
"a decrease in the thickness of the ozone layer"
] | A | null |
math_qa | mathqa_03_00519 | rates for having a manuscript typed at a certain typing service are $ 5 per page for the first time a page is typed and $ 3 per page each time a page is revised . if a certain manuscript has 200 pages , of which 80 were revised only once , 20 were revised twice , and the rest required no revisions , what was the total ... | [
"$ 1360",
"$ 1620",
"$ 1650",
"$ 680"
] | A | "for 200 - 80 - 20 = 100 pages only cost is 5 $ per page for the first time page is typed - 100 * 5 = 500 $ ; for 80 pages the cost is : first time 5 $ + 3 $ of the first revision - 80 * ( 5 + 3 ) = 640 $ ; for 20 pages the cost is : first time 5 $ + 3 $ of the first revision + 3 $ of the second revision - 20 ( 5 + 3 +... |
sciq | sciq_01_11551 | Protecting the surface of metal prevents what? | [
"evaporation",
"diffusion",
"corrosion",
"extraction"
] | C | One way to prevent corrosion is to protect the surface of the metal. Covering the surface of the metal object with paint or oil will prevent corrosion by not allowing oxygen to contact it. Unfortunately, scratches in the paint or wearing off of the oil will allow the corrosion to begin. Corrosion-sensitive metals can a... |
math_qa | mathqa_03_01989 | the product of two positive integers is 1023 and their difference is 2 . what is the bigger number ? | [
"29",
"31",
"33",
"35"
] | C | "let ' s use trial and error to find the two numbers . 32 * 30 = 960 ( too low ) 33 * 31 = 1023 the answer is c ." |
openbookqa | obqa_02_01426 | The level of atom activity where it reaches a moment where the solid state becomes more loose overall is referred to? | [
"smoothness",
"water fluid",
"liquidity",
"fluid transport"
] | C | heat can change the state of matter |
sciq | sciq_01_07709 | What includes the bones and cartilage? | [
"fossil",
"lungs",
"skeleton",
"skull"
] | C | The human skeleton includes bones and cartilage. |
medmcqa | medmcqa_05_04185 | Most common cause of trigger finger - | [
"Trauma",
"Alcohol",
"Smoking",
"Drug abuse"
] | A | Trigger finger resulting from constriction of fibrous digital sheath, so that free gliding of the contained flexor tendon does not occur.The underlying cause is unknown but the condition is ceainly more common in patients with diabetes. People with rheumatoid disease may develop synol thickening or intratendinous nodul... |
sciq | sciq_01_07269 | When do female reproductive organs mature? | [
"at birth",
"periomenopause",
"at menopause",
"at puberty"
] | D | Female reproductive organs form before birth. However, they do not mature until puberty. |
ARC-Challenge | arc_04_02622 | Jeremiah noticed a plant had many missing leaves and large holes in other leaves. Why do missing leaves hurt the plant? | [
"The plant makes less food.",
"The plant takes in less water.",
"The plant attracts fewer insects.",
"The plant does not have support."
] | A | null |
openbookqa | obqa_02_02875 | Which is most harmful to a human? | [
"dynamite going off",
"reading email",
"balloons popping",
"opening a soda"
] | A | explosions can cause harm to an organism |
math_qa | mathqa_03_02553 | jim â € ™ s taxi service charges an initial fee of $ 2.25 at the beginning of a trip and an additional charge of $ 0.3 for each 2 / 5 of a mile traveled . what is the total charge for a trip of 3.6 miles ? | [
"$ 3.15",
"$ 4.95",
"$ 4.80",
"$ 5.05"
] | B | let the fixed charge of jim â € ™ s taxi service = 2.25 $ and charge per 2 / 5 mile ( . 4 mile ) = . 3 $ total charge for a trip of 3.6 miles = 2.25 + ( 3.6 / . 4 ) * . 3 = 2.25 + 9 * . 3 = 4.95 $ answer b |
sciq | sciq_01_00885 | What is it called when bones get longer and bigger? | [
"reproduction",
"replication",
"growth",
"expansion"
] | C | |
math_qa | mathqa_03_04280 | 41 % of 801 – 150.17 = ? – 57 % of 910 | [
"797",
"697",
"687",
"699"
] | B | "explanation : 328 – 150 = 178 x – 519 = 178 x = 697 answer : option b" |
sciq | sciq_01_03283 | Chemical equations need to be balanced to satisfy the law of what? | [
"glow of matter",
"material of matter",
"conservation of matter",
"speed of matter"
] | C | Chemical equations need to be balanced to satisfy the law of conservation of matter. |
medmcqa | medmcqa_05_00413 | Gastric lavage is contraindicated in poisonings with: (PGI May 2011) | [
"Kerosene poisoning",
"Organophosphorus",
"Arsenic",
"Morphine"
] | A | Ans A (Kerosene...) Gastric lavage is C/l in kerosene poisoing"Gastric evacuation for pure petroleum distillate or turpentine ingestion is not recommended" - Reddy 27th/522Gastric Lavage (G. L)-C/I or PrecautionsThe only absolute C/l forG.L. is corrosive poisoning (except carbolic acid), owing to the danger of perforat... |
math_qa | mathqa_03_00859 | kim bought a total of $ 2.65 worth of postage stamps in 4 denominations . if she bought an equal number of 2 - cent and 20 - cent stamps and twice as many 10 - cent stamps as 5 - cent stamps , what is the least number of 1 - cent stamps she could have bought ? | [
"5",
"10",
"55",
"80"
] | C | let : # of 2 and 20 cents stamps = n # of 10 cent stamps = 2 n # of 1 cent stamps = m therefore : 2 n + 20 n + 10 ( 2 n ) + m = 265 cents 42 n + m = 265 forleastnumber of 1 cents stamps , maximize 50 n . hence , 42 * 5 + m = 265 m = 55 i . e . 55 stamps 1 cents each answer : c |
sciq | sciq_01_03679 | What are biomes that occur where a river, a source of fresh water, meets the ocean called? | [
"estuaries",
"waterways",
"sediments",
"rapids"
] | A | Estuaries: Where the Ocean Meets Fresh Water Estuaries are biomes that occur where a river, a source of fresh water, meets the ocean. Therefore, both fresh water and salt water are found in the same vicinity; mixing results in a diluted (brackish) salt water. Estuaries form protected areas where many of the offspring o... |
math_qa | mathqa_03_00489 | if the average ( arithmetic mean ) of a and b is 100 , and c – a = 120 , what is the average of b and c ? | [
"150",
"140",
"160",
"170"
] | C | "a + b / 2 = 100 = > a + b = 200 a = c - 120 . . . sub this value c - 120 + b = 200 = > c + b = 320 = > c + b / 2 = 160 answer : c" |
sciq | sciq_01_04848 | Technetium is named after the greektechnikos, meaning “artificial,” because all its isotopes are what? | [
"radioactive",
"rare",
"plastic",
"neutral"
] | A | Group 7 (Mn, Tc, and Re) Continuing across the periodic table, we encounter the group 7 elements (Table 23.5 "Some Properties of the Elements of Groups 6 and 7"). One group 7 metal (Mn) is usually combined with iron in an alloy called ferromanganese, which has been used since 1856 to improve the mechanical properties o... |
sciq | sciq_01_05468 | The group of plants that can make their own food from inorganic raw materials in the presence of sunlight are referred to as what? | [
"autosynonomys",
"symbiotic",
"autotrophic",
"heterotrophic"
] | C | Plants obtain food in two different ways. Autotrophic plants can make their own food from inorganic raw materials, such as carbon dioxide and water, through photosynthesis in the presence of sunlight. Green plants are included in this group. Some plants, however, are heterotrophic: they are totally parasitic and lackin... |
medmcqa | medmcqa_05_02318 | After overnight fasting, levels of glucose transpoers are reduced in- | [
"a) Brain cells",
"b) RBCs",
"c) Adipocyte",
"d) Hepatocyte"
] | C | The glucose uptake to adipose tissue is controlled by insulin. So in the fasting state, the glucose transpoer of muscle and adipose tissue is in intracellular vesicles. An insulin secretion falls in the fasting state, so that the receptors are internalized again, reducing glucose uptake. |
sciq | sciq_01_04047 | What is the first classification of igneous rocks? | [
"composition",
"size",
"color",
"weight"
] | A | Igneous rocks are classified first by composition. Categories go from from felsic to ultramafic. Color can indicate composition. |
sciq | sciq_01_10253 | Which stage of life is typically easier for learning multiple languages? | [
"adolescenc",
"infancy",
"childhood",
"adulthood"
] | C | |
openbookqa | obqa_02_04576 | Landfills can cause | [
"noise pollution",
"overpopulation",
"overgrowth of grass",
"bad odors"
] | D | an landfill is a source of pollution |
sciq | sciq_01_02453 | What term is used to describe the organism that is invaded and often harmed by a pathogen? | [
"parent",
"host",
"initial",
"guardian"
] | B | Introduction The environment consists of numerous pathogens, which are agents, usually microorganisms, that cause diseases in their hosts. A host is the organism that is invaded and often harmed by a pathogen. Pathogens include bacteria, protists, fungi and other infectious organisms. We are constantly exposed to patho... |
math_qa | mathqa_03_00662 | if x is an integer that has exactly 3 positive divisors ( these include 1 and x ) , how many positive divisors does x ^ 3 have ? | [
"4",
"5",
"6",
"7"
] | D | since factors of ' 4 ' are { 1 , 2,4 } 4 ^ 3 = 64 number of factors / divisors of 64 = 2 ^ 6 we know that when a number is expressed as a product of the prime factors as below : n = a ^ x * b ^ y * c ^ z then no . of divisors = ( x + 1 ) * ( y + 1 ) * ( z + 1 ) then here ( 6 + 1 ) = 7 answer : d |
medmcqa | medmcqa_05_02062 | Pelvis alone helps in? | [
"95% sex determination",
"90% sex determination",
"75% sex determination",
"50% sex determination"
] | A | Pelvis is the single best bone for sex determinationQ. 95 % accuracy as per Krogman's accuracy Skull - 90% Long bones- 80% Complete skeleton - 100 % |
math_qa | mathqa_03_02392 | solution a is 10 % salt and solution b is 80 % salt . if you have 30 ounces of solution a and 60 ounces of solution b , in what ratio could you mix solution a with solution b to produce 50 ounces of a 50 % salt solution ? | [
"6 : 4",
"6 : 14",
"3 : 4",
"4 : 6"
] | C | "forget the volumes for the time being . you have to mix 20 % and 80 % solutions to get 50 % . this is very straight forward since 50 is int he middle of 20 and 80 so we need both solutions in equal quantities . if this does n ' t strike , use w 1 / w 2 = ( a 2 - aavg ) / ( aavg - a 1 ) w 1 / w 2 = ( 80 - 50 ) / ( 50 -... |
ARC-Challenge | arc_04_02227 | After observing several dogs running, students ask the following question: Do dogs with long hair run faster than dogs with short hair? How can the students best answer their question? | [
"record the weights and heights of many dogs",
"measure the speeds and hair lengths of many dogs",
"research to find the type of dog with the longest hair",
"race one long-haired dog against one short-haired dog"
] | B | null |
sciq | sciq_01_01509 | Ejaculation occurs when muscle contractions propel sperm from where? | [
"urinary track",
"penis",
"cervix",
"epididymes"
] | D | Sperm are released from the body during ejaculation. Ejaculation occurs when muscle contractions propel sperm from the epididymes. The sperm are forced through the ducts and out of the body through the urethra. As sperm travel through the ducts, they mix with fluids from the glands to form semen. Hundreds of millions o... |
openbookqa | obqa_02_04738 | If your dog is getting noticeably skinnier, you need to | [
"increase its food intake",
"play some video games",
"feed it less food",
"Make it fly away"
] | A | as the amount of food an animal eats decreases , that organism will become thinner |
sciq | sciq_01_10682 | Potential energy is present in objects that are what? | [
"rigid",
"elastic",
"unstable",
"crystals"
] | B | Potential energy is present in objects that are ______________. |
ARC-Challenge | arc_04_02271 | How has burning fossil fuels most caused a decline to the quality of air that people breathe? | [
"by adding particle pollution",
"by creating a hole in the ozone layer",
"by causing acid precipitation to fall",
"by increasing the levels of carbon dioxide"
] | A | null |
sciq | sciq_01_11128 | What is the foundation species of coral reef ecosystems? | [
"coral",
"molluscs",
"crystals",
"anemones"
] | A | Figure 19.24 Coral is the foundation species of coral reef ecosystems. (credit: Jim E. Maragos, USFWS). |
math_qa | mathqa_03_01567 | a , b , k start from the same place and travel in the same direction at speeds of 30 km / hr , 40 km / hr , 60 km / hr respectively . b starts five hours after a . if b and k overtake a at the same instant , how many hours after a did k start ? | [
"3",
"4.5",
"4",
"d"
] | D | the table you made does n ' t make sense to me . all three meet at the same point means the distance they cover is the same . we know their rates are 30 , 40 and 60 . say the time taken by b is t hrs . then a takes 5 + t hrs . and we need to find the time taken by k . distance covered by a = distance covered by b 30 * ... |
sciq | sciq_01_08611 | What happens when an increase in temperature of a gas in a rigid container happens? | [
"container shrinks",
"pressure increases",
"gas explodes",
"pressure decreases"
] | B | An increase in temperature of a gas in a rigid container increases the pressure. |
openbookqa | obqa_02_04646 | In order for a crane to operate properly it requires | [
"sand",
"the wind",
"solar power",
"a fulcrum"
] | D | a lever is used for moving heavy objects |
openbookqa | obqa_02_02131 | What would be best for healthy ferns? | [
"dog food",
"houseplant food",
"cat food",
"planted food"
] | B | food is a source of energy for plants |
sciq | sciq_01_03109 | What weather phenomenon is caused by strong warm updrafts from heated ground? | [
"currents",
"earthquakes",
"thunderstorms",
"eruptions"
] | C | Thunderstorms form when the ground is really hot ( Figure below ). The air near the ground becomes very warm and humid. This is true in some locations in late afternoon or early evening in spring and summer. The warm air rises rapidly, which creates strong updrafts. When the rising air cools, its water vapor condenses.... |
math_qa | mathqa_03_00300 | the measurement of a rectangular box with lid is 25 cmx 4 cmx 18 cm . find the volume of the largest sphere that can be inscribed in the box ( in terms of π cm 3 ) . ( hint : the lowest measure of rectangular box represents the diameter of the largest sphere ) | [
"11.12",
"10.11",
"72",
"10.66"
] | D | "d = 4 , r = 2 ; volume of the largest sphere = 4 / 3 π r 3 = 4 / 3 * π * 2 * 2 * 2 = 10.66 π cm 3 answer : d" |
sciq | sciq_01_05702 | A hot-water heating system uses what type of energy to heat water? | [
"atmospheric energy",
"potential energy",
"thermal energy",
"negative energy"
] | C | A hot-water heating system uses thermal energy to heat water and then pumps the hot water throughout the building in a system of pipes and radiators. You can see a diagram of this type of heating system in Figure below . Typically, the water is heated in a boiler that burns natural gas or heating oil. There is usually ... |
math_qa | mathqa_03_00129 | if rs . 10 be allowed as true discount on a bill of rs . 110 at the end of a certain time , then the discount allowed on the same sum due at the end of double the time is ? | [
"68.33",
"18.33",
"28.33",
"48.33"
] | B | explanation : present worth = amount - truediscount = 110 - 10 = rs . 100 si on rs . 100 for a certain time = rs . 10 si on rs . 100 for doube the time = rs . 20 truediscount on rs . 120 = 120 - 100 = rs . 20 truediscount on rs . 110 = = rs . 18.33 answer : b |
sciq | sciq_01_00684 | The fight or flight response involves what system? | [
"cellular nervous system",
"voluntary nervous system",
"autonomic nervous system",
"functional nervous system"
] | C | Figure 15.1 Fight or Flight? Though the threats that modern humans face are not large predators, the autonomic nervous system is adapted to this type of stimulus. The modern world presents stimuli that trigger the same response. (credit: Vernon Swanepoel). |
math_qa | mathqa_03_04353 | p is 50 % more efficient than q . p can complete a work in 25 days . if p and q work together , how many days will it take to complete the same work ? | [
"11",
"13",
"15",
"17"
] | C | "the work done by p in 1 day = 1 / 25 let work done by q in 1 day = q q × ( 150 / 100 ) = 1 / 25 q = 100 / ( 25 × 150 ) = 10 / ( 25 × 15 ) the work done by p and q in 1 day = 1 / 25 + 10 / ( 25 × 15 ) = 25 / ( 25 × 15 ) = 1 / 15 p and q together can do the work in 15 days . the answer is c ." |
openbookqa | obqa_02_01055 | A bird is about to lay an egg, so it needs to construct a safe, round place to place the egg in. The bird constructs using | [
"sticks",
"gum",
"rocks",
"tape"
] | A | a nest is made of branches |
medmcqa | medmcqa_05_02948 | Injury to the nerve originating from C5 in Brachial plexus leads to | [
"Loss of abduction of the arm",
"Loss of abduction of arm",
"Loss of shrugging",
"Winging of scapula"
] | D | The question speaks of Dorsal scapular nerve on whose damage leads to winging of scapula. |
sciq | sciq_01_10932 | Archaeans help break down sewage in waste treatment plants, so they fulfill what important role? | [
"decomposer",
"consumers",
"producers",
"pollenation"
] | A | Like bacteria, archaeans are important decomposers. For example, archaeans help break down sewage in waste treatment plants. As decomposers, they help recycle carbon and nitrogen. |
sciq | sciq_01_02975 | Where does digestion begin? | [
"excretory system",
"spicule cavity",
"gastrovascular cavity",
"oral cavity"
] | C | |
sciq | sciq_01_00263 | What is the simplest life cycle? | [
"metamorphic cycle",
"diploid life cycle",
"haploid life cycle",
"binary life cycle"
] | C | The haploid life cycle ( Figure below ) is the simplest life cycle. It is found in many single-celled organisms. Organisms with a haploid life cycle spend the majority of their lives as haploid gametes. When the haploid gametes fuse, they form a diploid zygote. It quickly undergoes meiosis to produce more haploid gamet... |
sciq | sciq_01_06300 | During adolescence, what causes most of the changes associated with puberty? | [
"estrogen",
"methane",
"testosterone",
"nicotine"
] | C | During adolescence, testosterone causes most of the changes associated with puberty. It causes the reproductive organs to mature. It also causes other adult male traits to develop. For example, it causes the voice to deepen and facial hair to start growing. |
openbookqa | obqa_02_00100 | Eating and digesting a large meal is guaranteed to produce | [
"disease",
"fecal matter",
"fuel",
"fertilizer"
] | B | processes sometimes produce waste products |
sciq | sciq_01_03409 | The zygote undergoes many cell divisions before it implants in the lining of what? | [
"uterus",
"pelvis",
"vagina",
"ovaries"
] | A | The zygote undergoes many cell divisions before it implants in the lining of the uterus. |
sciq | sciq_01_05625 | Because fungi feed on decaying and dead matter, they play what important role by releasing essential elements into the environment? | [
"consumers",
"decomposers",
"producers",
"carnivores"
] | B | CHAPTER SUMMARY 24.1 Characteristics of Fungi Fungi are eukaryotic organisms that appeared on land more than 450 million years ago. They are heterotrophs and contain neither photosynthetic pigments such as chlorophyll, nor organelles such as chloroplasts. Because fungi feed on decaying and dead matter, they are saprobe... |
ARC-Easy | arc_04_01441 | A science class is taking a field trip to a forest to observe and study birds. Which tool would be most helpful for observing birds? | [
"beakers",
"binoculars",
"safety goggles",
"microscopes"
] | B | null |
openbookqa | obqa_02_01039 | What is a renewable resource? | [
"Plastic",
"Metal",
"Concrete",
"Rain"
] | D | renewable resources can be used over again |
ARC-Easy | arc_04_00528 | How do plants most commonly break large rocks into smaller pieces? | [
"Plant leaves insulate surrounding rocks from extreme temperatures.",
"Plant roots grow into cracks in rocks.",
"Seeds from plants fall onto rocks and release acidic compounds.",
"Stems of plants surround and squeeze rocks."
] | B | null |
ARC-Easy | arc_04_01905 | Which device converts kinetic energy into electrical energy? | [
"calculator",
"generator",
"electric motor",
"electromagnet"
] | B | null |
medmcqa | medmcqa_05_01122 | Gene involved in rett syndrome | [
"P53",
"MECP2",
"RB",
"BRCA"
] | B | Rett syndrome (T), originally termed cerebroatrophic hyperammonemia, is a rare genetic postnatal neurological disorder of the grey matter of the brain that almost exclusively affects females but has also been found in male patients. The clinical features include small hands and feet and a deceleration of the rate of he... |
math_qa | mathqa_03_00451 | a can run 160 metre in 28 seconds and b in 32 seconds . by what distance a beat b ? | [
"38 metre",
"28 metre",
"20 metre",
"15 metre"
] | C | "clearly , a beats b by 4 seconds now find out how much b will run in these 4 seconds speed of b = distance / time taken by b = 160 / 32 = 5 m / s distance covered by b in 4 seconds = speed ã — time = 5 ã — 4 = 20 metre i . e . , a beat b by 20 metre answer is c" |
sciq | sciq_01_05657 | The fertilized egg that sexually reproducing organisms begin life as is known as what? | [
"fetus",
"gamete",
"infant",
"zygote"
] | D | Introduction The individual sexually reproducing organism—including humans—begins life as a fertilized egg, or zygote. Trillions of cell divisions subsequently occur in a controlled manner to produce a complex, multicellular human. In other words, that original single cell was the ancestor of every other cell in the bo... |
medmcqa | medmcqa_05_02053 | Pa of mind which is working on reality principle is | [
"Ego",
"Id",
"Ego-ideal",
"Super ego"
] | A | Sigmund Freud gave Structural theory of mind. it is the cornerstone of ego psychology. Three provinces are- Id- reservoir of unorganised instinctual drives. It is more concerned with basic instincts. Ego- it is the executive organ of the psyche, controls motility, perception, contact with reality and through defense me... |
sciq | sciq_01_04149 | What should a pregnant woman avoid while pregnant? | [
"toxic substances",
"vitamins",
"rest and relaxation",
"healthy food"
] | A | The pregnant mother plays a critical role in the development of the embryo and fetus. She must avoid toxic substances such as alcohol, which can damage the developing offspring. She must also provide all the nutrients and other substances needed for normal growth and development. Most nutrients are needed in greater am... |
ARC-Easy | arc_04_00813 | Which behavior is an example of an animal adapting to a change in the environment? | [
"a squirrel climbing a tree",
"a rabbit feeding its young",
"a frog eating an insect",
"a bird migrating south"
] | D | null |
ARC-Challenge | arc_04_02906 | In which scenario below would natural selection most likely occur? | [
"centuries of gradual climate change",
"catastrophic destruction of habitat",
"rapid and profound climate change",
"immediate loss of primary food source"
] | A | null |
sciq | sciq_01_01235 | The cecum is the first part of what structure, where wastes in a liquid state enter from the small intestine? | [
"esophagus",
"large intestine",
"duodenum",
"appendix"
] | B | http://www. explainthatstuff. com/how-geiger-counters-work. html. |
ARC-Easy | arc_04_01793 | A student has two solid samples of the same substance. Which property do the substances most likely have in common? | [
"density",
"mass",
"shape",
"volume"
] | A | null |
sciq | sciq_01_08940 | What type of plate is an island arc found on? | [
"oceanic",
"shear",
"continental",
"coastal"
] | A | An island arc is a line of volcanoes on an oceanic plate. A continental arc is a line of volcanoes on a continental plate. |
sciq | sciq_01_01572 | What is the most common type of cancer developed in children? | [
"stomach cancer",
"lung cancer",
"leukemia",
"anemia"
] | C | Childhood cancer is rare. The main type of cancer in children is leukemia. It makes up about one third of all childhood cancers. It occurs when the body makes abnormal white blood cells. |
sciq | sciq_01_10335 | How does the epidermis renew its layer? | [
"exfoliating scrub",
"scabbing",
"loofah",
"shedding dead cells"
] | D | |
openbookqa | obqa_02_04655 | Bacteria can cause people to become what? | [
"unwell",
"energetic",
"vibrant",
"healthy"
] | A | bacteria can cause people to become ill |
openbookqa | obqa_02_04744 | A cat and a snake are both predators for several of the same animals. If there are only seven mice in a habitat shared by a cat and a snake, there will be | [
"a shared meal between them",
"a war between mice and cats",
"pressure on them to get the mice before the other does",
"enough for each of them to have ten mice"
] | C | if two animals have the same food source then those two animals compete for food |
openbookqa | obqa_02_04715 | Ethanol sometimes might be | [
"concocted",
"love",
"magic",
"affection"
] | A | ethanol sometimes is made of corn |
openbookqa | obqa_02_02194 | Which vehicle would make less pollution? | [
"semi truck",
"Tesla Model S",
"Ford Explorer",
"Toyota Tundra"
] | B | electricity causes less pollution than gasoline |
sciq | sciq_01_07312 | An element is defined by the number of ____ it contains? | [
"electrons",
"particles",
"protons",
"neutrons"
] | C | An element is defined by the number of protons it contains. All atoms of a given element contain the same number of protons. The number of neutrons in an element may vary. Atoms of an element with different numbers of neutrons are called isotopes . |
sciq | sciq_01_06727 | An enzyme is an organic catalyst produced by what? | [
"living cell",
"amino acid",
"the liver",
"DNA"
] | A | An enzyme is an organic catalyst produced by a living cell. Enzymes are such powerful catalysts that the reactions they promote occur rapidly at body temperature. Without the help of enzymes, these reactions would require high temperatures and long reaction times. The molecule or molecules on which an enzyme acts are c... |
medmcqa | medmcqa_05_04310 | The Most common gene defect in "Idiopathic Steroid Resistant Nephrotic Syndrome": | [
"ACE",
"NPHS 2",
"HOX 11",
"PAX"
] | B | NPHS 2 |
openbookqa | obqa_02_02305 | A family moves into an old home that mice have moved into. Soon after the human family moves in, the family of mice are likely to | [
"be frozen",
"be ejected",
"be happy",
"be welcomed"
] | B | humans moving into an environment usually causes native species to lose their habitats |
sciq | sciq_01_10306 | What is another name for a radioactive isotope? | [
"xerophyte",
"nono particle",
"kilocalorie",
"radiostope"
] | D | A radioactive isotope, or radioisotope, has atoms with unstable nuclei. The unstable nuclei naturally decay, or break down, by losing energy and particles of matter to become more stable. If they gain or lose protons as they decay, they become different elements. Over time, as the nuclei continue to decay, less and les... |
sciq | sciq_01_02849 | What type of pathogen is responsible for african sleeping sickness? | [
"trypanosoma",
"Trichinella spiralis",
"salmonella",
"streptococcus"
] | A | Flagellates have long flagella, or tails. Flagella rotate in a propeller-like fashion, pushing the protist through its environment ( Figure below ). An example of a flagellate is Trypanosoma , which causes African sleeping sickness. |
openbookqa | obqa_02_04514 | Which would likely most impact a barometer? | [
"gale-force winds",
"thunder",
"light breezes",
"lightning"
] | A | as air pressure increases , the reading on a barometer will rise |
sciq | sciq_01_11472 | What is the radula made mostly of? | [
"casein",
"chitin",
"chlorophyll",
"schist"
] | B | Many species have a feeding structure, the radula , found only in mollusks. The radula can be thought of as a "tongue-like" structure. The radula is made mostly of chitin. Types of radulae range from structures used to scrape algae off of rocks to the beaks of squid and octopuses. |
math_qa | mathqa_03_01225 | two trains of equal are running on parallel lines in the same direction at 46 km / hr and 36 km / hr . the faster train passes the slower train in 36.00001 sec . the length of each train is ? | [
"50",
"99",
"77",
"26"
] | A | "let the length of each train be x m . then , distance covered = 2 x m . relative speed = 46 - 36 = 10 km / hr . = 10 * 5 / 18 = 25 / 9 m / sec . 2 x / 36 = 25 / 9 = > x = 50 . answer : a" |
medmcqa | medmcqa_05_01973 | Differential media is - | [
"Nutrient agar",
"Chocolate agar",
"MacConkey's agar",
"Tetrathionate broth"
] | C | Ans. is 'c' i.e., MacConkey's agar Differential mediao A medium has substances which bring out different characteristics of bacteria and thus helping to distinguish between them.o Example - MacConkey's medium.Remembero MacConkey's medium acts both as indicator and differential media. |
ARC-Easy | arc_04_01765 | During which season of the year would a rabbit's fur be thickest? | [
"fall",
"spring",
"summer",
"winter"
] | D | null |
math_qa | mathqa_03_01708 | in a survey of 335 employees , 104 of them are uninsured , 54 work part time , and 12.5 percent of employees who are uninsured work part time . if a person is to be randomly selected from those surveyed , what is the probability that the person will neither work part time nor be uninsured ? | [
"38 / 67",
"8 / 41",
"9 / 348",
"1 / 8"
] | A | "- - - - - - - - - ui - - - - - - - - - - - - - - - - nui - - - - - - - total pt - - - - ( 12.5 / 100 ) * 104 = 13 - - - - - - - - - - - - - 54 npt - - - 104 - 13 - - - - - - - - - - - - - - x - - - - - - - - 281 total - - 104 - - - - - - - - - - - - - - - - - - - - - - - - - - - - 335 we have to find not part time and... |
sciq | sciq_01_06003 | Fe for iron and pb for lead are examples of elements known since ancient times, which have symbols based on their name in what language? | [
"arabic",
"spanish",
"latin",
"italian"
] | C | The figure below shows the most commonly used form of the periodic table. Each square shows the chemical symbol of the element along with its name. Notice that several of the symbols seem to be unrelated to the name of the element: Fe for iron, Pb for lead, etc. Most of these are the elements that have been known since... |
sciq | sciq_01_10370 | Nitrogen wastes are produced by the breakdown of what during normal metabolism? | [
"hormones",
"lipids",
"enzymes",
"proteins"
] | D | Regulation of Nitrogen Wastes Nitrogen wastes are produced by the breakdown of proteins during normal metabolism. Proteins are broken down into amino acids, which in turn are deaminated by having their nitrogen groups removed. Deamination converts the amino (NH2) groups into ammonia (NH3), ammonium ion (NH4+), urea, or... |
sciq | sciq_01_05706 | What is the outer layer of skin, consisting almost entirely of epithelial cells? | [
"dermis",
"epidermis",
"hypodermis",
"connective tissue"
] | B | The epidermis is the outer layer of skin, consisting of epithelial cells and little else (see Figure below ). For example, there are no nerve endings or blood vessels in the epidermis. The innermost cells of the epidermis are continuously dividing through mitosis to form new cells. The newly formed cells move up throug... |
sciq | sciq_01_00938 | Timber, medicines, dyes, oils, and rubber are just some of the useful products humans derive from what? | [
"fossils",
"roots",
"plants",
"flowers"
] | C | Plants provide many products for human use. They include timber, medicines, dyes, oils, and rubber. |
sciq | sciq_01_05299 | Sound navigation and ranging is an acronym for what, which is used to locate underwater objects such as submarines? | [
"sound transmission",
"sonar",
"GPS",
"radar"
] | B | Sonar stands for sound navigation and ranging. It is used to locate underwater objects such as submarines. |
math_qa | mathqa_03_03763 | 100 × 10 – 100 + 2000 ÷ 100 = ? | [
"29",
"780",
"920",
"979"
] | C | "solution given exp . = 100 × 10 - 100 + 20 = 1000 - 100 + 20 = 1020 - 100 = 920 . answer c" |
openbookqa | obqa_02_00758 | Which causes more matter vibration? | [
"megaphone",
"walking",
"speaking",
"yelling"
] | A | as the amount that matter vibrates increases , sound produced increases |
medmcqa | medmcqa_05_02852 | Grattage test is used for - | [
"Tinea capitis",
"Lichen planus",
"Pemphigus vulgaris",
"Psoriasis"
] | D | Ans. is 'd' i.e., Psoriasis Bedside tests for psoriasiso Two bedside tests can be done to confirm the clinical diagnosis of psoriasis : -Grattage testScraping the lesion with a glass slide causes accentuation of the silvery scales.Auspitz's SignScraping the lesion with glass slide causes accentuation os slivery scales ... |
math_qa | mathqa_03_03591 | a train 825 m long passes a man , running at 5 km / hr in the same direction in which the train is going , in 90 seconds . the speed of the train is : | [
"33",
"27",
"27",
"50"
] | D | "speed of the train relative to man = ( 125 / 10 ) m / sec = ( 25 / 2 ) m / sec . [ ( 25 / 2 ) * ( 18 / 5 ) ] km / hr = 45 km / hr . let the speed of the train be x km / hr . then , relative speed = ( x - 5 ) km / hr . x - 5 = 45 = = > x = 50 km / hr . answer : d" |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.