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_02234 | Cellular respiration results in the production of adenosine triphosphate (ATP) molecules for energy. The most efficient form of cellular respiration would result in the production of ATP along with which substances? | [
"oxygen and energy",
"glucose and glycogen",
"lactic acid and alcohol",
"carbon dioxide and water"
] | D | null |
sciq | sciq_01_08979 | What is it called when body’s internal environment is stable? | [
"ketosis",
"homeostasis",
"synchronicity",
"hypothesis"
] | B | The tennis player in Figure below has really worked up a sweat. Do you know why we sweat? Sweating helps to keep us cool. When sweat evaporates from the skin, it uses up some of the body’s heat energy. Sweating is one of the ways that the body maintains a stable internal environment. It helps keep the body’s internal t... |
sciq | sciq_01_02510 | What type of isomers contain the same number of atoms of each kind but differ in which atoms are bonded to one another? | [
"different isomers",
"unique isomers",
"structural isomers",
"constitutional isomers"
] | C | Isomers that contain the same number of atoms of each kind but differ in which atoms are bonded to one another are called structural isomers. Isobutane and n-butane are examples of structural isomers. One kind of isomerism consists of two compounds that have the same empirical formula but differ in the number of formul... |
ARC-Challenge | arc_04_02893 | A statue and a table are both made of the same type of marble. Which of the following properties will most likely be the same for both of these objects? | [
"size",
"shape",
"weight",
"hardness"
] | D | null |
openbookqa | obqa_02_03680 | The color of our eyes are permanent because eye color is fixed at birth due to | [
"shoes",
"parent's DNA",
"doctor",
"corn"
] | B | eye color is an inherited characteristic |
sciq | sciq_01_06404 | Varicose veins are veins that become enlarged because the valves no longer do this? | [
"enlarge properly",
"close properly",
"shrink properly",
"open properly"
] | B | Blood travels through the bicuspid valve to the left atrium. Both the aortic and the pulmonary valves are semilunar valves. The mitral valve is an atrioventricular valve. Figure 40.17 Varicose veins are veins that become enlarged because the valves no longer close properly, allowing blood to flow backward. Varicose vei... |
sciq | sciq_01_01942 | What is the term for heat being transferred from molecule to molecule? | [
"conduction",
"decomposition",
"convection",
"oxidation"
] | A | In conduction, heat is transferred from molecule to molecule by contact. Warmer molecules vibrate faster than cooler ones. They bump into the cooler molecules. When they do they transfer some of their energy. Conduction happens mainly in the lower atmosphere. Can you explain why?. |
openbookqa | obqa_02_01369 | the ring of fire is made up of | [
"kelp",
"immersed lava vents",
"marshmallows",
"ice formations"
] | B | volcanoes are often found under oceans |
math_qa | mathqa_03_02971 | john began driving from home on a trip averaging 30 miles per hour . how many miles per hour must carla drive on average to catch up to him in exactly 3 hours if she leaves 30 minutes after john ? | [
"35",
"55",
"39",
"40"
] | A | carla starts 30 minutes later and it takes 3 hr for carla to meet john so john total time travelled = 3 hr + 30 minutes john distance = 30 * ( 3 1 / 2 ) = 105 so carla need to travle 105 to meet john in 3 hrs speed of carla = 105 / 3 = 35 miles per hour answer is a |
openbookqa | obqa_02_01985 | A boy puts some vinegar in a glass of some bleach and finds | [
"both are frozen",
"bother taste good",
"both are dry",
"both are adjusted"
] | D | combining two substances chemically causes chemical reactions |
math_qa | mathqa_03_01656 | an exam consists of 2 true / false questions . brian forgets to study , so he must guess blindly on each question . if any score above 70 % is a passing grade , what is the probability that brian passes ? | [
"1 / 16",
"37 / 256",
"1 / 2",
"219 / 256"
] | A | "if you have 8 t or f and brian is going to guess then each question he has a 50 % chance of getting correct . if a passing score is 70 % it means brian needs to get 6 / 8 = 75 % , 7 / 8 = 87.5 % , or 8 / 8 = 100 % to pass . each is a possibility . if brian gets a 5 / 8 ( = 62.5 % ) or below he fails . so first figure ... |
ARC-Easy | arc_04_01809 | Rocks found on Earth are classified as sedimentary, metamorphic, or igneous based on | [
"where the rocks were found.",
"how the rocks were formed.",
"the composition of the rocks.",
"the color and shape of the rocks."
] | B | null |
math_qa | mathqa_03_01599 | two positive integers differ by 4 , and sum of their reciprocals is 1 . then one of the numbers is | [
"2",
"b",
"c",
"d"
] | A | algebraic approach : let n be the smaller integer = > 1 / n + 1 / ( n + 4 ) = 1 or ( ( n + 4 ) + n ) / n ( n + 4 ) = 1 or n ^ 2 + 4 n = 2 n + 4 or n = 2 as n can not be - negative solve for n = > n = 2 . hence , a |
medmcqa | medmcqa_05_04534 | Cherry-red colour in post moem staining is a feature of poisoning with: | [
"Nitrites",
"Aniline",
"Phosphorus",
"Carbon Monoxide"
] | D | Colour of Post Moem Staining in different conditions Condition Colour of Post moem staining Usual colour Reddish purple CO Cherry red HCN Bright Red or Dark Red or Brick Red Hypothermia, drowning Bright Pink Opium Black P or acute Cu poisoning- Dark Brown or Yellow Nitrites, Nitrates, potassium chlorate, Potassium bica... |
openbookqa | obqa_02_03202 | If a hog is going to eat dinner it can | [
"produce fresh food",
"make a reservation",
"search for it",
"make its own"
] | C | a consumer can not produce its own food |
sciq | sciq_01_03288 | What are living echinoderms divided into five of? | [
"classifications",
"clades",
"sexes",
"species"
] | B | |
math_qa | mathqa_03_01982 | the average speed of a car decreased by 3 miles per hour every successive 8 - minutes interval . if the car traveled 3.6 miles in the fifth 8 - minute interval , what was the average speed of the car , in miles per hour , in the first 8 minute interval ? | [
"31",
"35",
"39",
"43"
] | C | ( 3.6 miles / 8 minutes ) * 60 minutes / hour = 27 mph let x be the original speed . x - 4 ( 3 ) = 27 x = 39 mph the answer is c . |
medmcqa | medmcqa_05_03787 | Rarest variety of pemphigus is | [
"Pemphigus vulgaris",
"Pemphigus vegetans",
"Pemphigus foliaceus",
"Pemphigus erythematodes"
] | C | . |
sciq | sciq_01_06685 | When the wind deposits sand, it forms small hills, what are these hills called? | [
"snow banks",
"mud puddles",
"sand dunes",
"sand tunnels"
] | C | When the wind deposits sand, it forms small hills. These hills are called sand dunes ( Figure below ). For sand dunes to form, there must be plenty of sand and wind. Sand dunes are found mainly in deserts and on beaches. |
medmcqa | medmcqa_05_01163 | Stellate ganglion is seen in? | [
"Cerebellum",
"Mid brain",
"Medulla oblongata",
"Near lower cervical spine"
] | D | Ans. is 'd' i.e., Near lower cervical spine[Ry' Gray's 38h/e p. 13031The stellate ganglion (or cervicothoracic ganglion) is a sympathetic ganglion formed by the fusion of the inferior cervical ganglion and the first thoracic ganglion.Stellate ganglion is located at the level of C7, anterior to the transverse process of... |
sciq | sciq_01_03734 | The end of a pine tree branch bears the male cones that produce what? | [
"the stigmas",
"the ovaries",
"the pollen",
"oxygen"
] | C | John Haslam. The end of a pine tree branch bears the male cones that produce the pollen . CC BY 2.0. |
sciq | sciq_01_10892 | What property does liquid display when it interacts with glass? | [
"property of oxidize",
"property of diffusion",
"property of adhesion",
"property of repulsion"
] | C | A liquid that can interact with glass displays the property of adhesion . The attraction of the glass to the molecules is stronger than the attraction of the liquid molecules to each other. The liquid molecules are pulled up due to their stronger attraction to the glass. Water is one liquid that displays this property. |
openbookqa | obqa_02_01765 | two women have a baby, it is unlikely to be | [
"their biological child",
"a human",
"formula fed",
"an adopted child"
] | A | two females can not usually reproduce with each other |
medmcqa | medmcqa_05_04469 | Trophozoite of Entamoeba histolytica ? | [
"Has eccentric Karyosome",
"Shows erythrocyte in cytosol",
"Central nucleus",
"Non motile"
] | B | Ans. is 'b' i.e., Shows erythrocyte in cytosol |
openbookqa | obqa_02_04240 | A kitten is born and a person who is petting it can know that it | [
"broke through shell",
"was hatched",
"was an egg",
"came out breathing"
] | D | live birth means developing inside the mother instead of an egg |
sciq | sciq_01_10761 | What is the chief organ of the urinary system? | [
"lung",
"kidney",
"bladder",
"liver"
] | B | The kidneys are the chief organs of the urinary system. |
sciq | sciq_01_07702 | Unlike eukaryotic cells, dna and rna synthesis in prokaryotic cells occurs together with synthesis of what? | [
"mutation",
"protein",
"fruit",
"membrane"
] | B | ART CONNECTION QUESTIONS 1. Figure 14.10 In eukaryotic cells, DNA and RNA synthesis occur in a separate compartment from protein synthesis. In prokaryotic cells, both processes occur together. What advantages might there be to separating the processes? What advantages might there be to having them occur together? 2. Fi... |
sciq | sciq_01_08204 | A changing magnetic field produces an electric current in what? | [
"matter",
"substance",
"organ",
"a conductor"
] | D | Law stating that a changing magnetic field produces an electric current in a conductor. |
ARC-Challenge | arc_04_03117 | Changes should be made to a scientific theory when | [
"public support of the theory decreases.",
"the theory is more than 100 years old.",
"new technology provides updated information.",
"financial gain can be made by adding data."
] | C | null |
openbookqa | obqa_02_01440 | An example of an acquired characteristic is | [
"the thickness of a horse's mane",
"the length of a horse's mane",
"the number of legs a horse has",
"the color of a horse's mane"
] | B | the length of the hair of an animal is an acquired characteristic |
sciq | sciq_01_05831 | What is the initial stage of scienetific investigations? | [
"asking questions",
"making predictions",
"observation",
"forming hypothesis"
] | C | Scientific investigations involve the collection of data through observation, the formation and testing of hypotheses by experimentation, and analysis of the results that involves reasoning. Scientific investigations begin with observations that lead to questions. |
sciq | sciq_01_03680 | What continuously monitors and repairs its genetic material? | [
"proteins",
"ova",
"nucleolus",
"cells"
] | D | |
openbookqa | obqa_02_03124 | Which of these supports an item that works together in large numbers and is greater than the sum of its parts? | [
"car",
"membrane",
"fire",
"truck"
] | B | the cell membrane provides support for a cell |
sciq | sciq_01_02966 | Catalysts can greatly increase the rates of chemical what? | [
"reactions",
"effects",
"photosynthesis",
"decay"
] | A | and procaine. Not only do catalysts greatly increase the rates of reactions, but in some cases such as in petroleum refining, they also control which products are formed. The acceleration of a reaction by a catalyst is called catalysis. |
math_qa | mathqa_03_04577 | a briefcase has a number - lock system containing a combination of 3 digits ( each digit can be of numbers 0 to 8 ) . if the correct combination is unknown , how much maximum time would be required to open the bag if each “ trial ” of combination takes 3 seconds ? | [
"36.45 minutes",
"36.47 minutes",
"36.41 minutes",
"36.42 minutes"
] | A | explanation : maximum number of trials required = 9 * 9 * 9 = 729 . since for each combination trial , 3 seconds are required to open the briefcase is given as 3 * 729 = 2187 seconds = 36.45 minutes . answer : a |
openbookqa | obqa_02_01444 | Some fruits are berries and have _____ visible on the outside, but others have them on the inside | [
"corn",
"songs",
"mice",
"kernels"
] | D | fruit contains seeds |
openbookqa | obqa_02_04880 | An earthquake causes the ground to do what? | [
"rain",
"erupt",
"calm",
"quiver"
] | D | an earthquake causes the ground to shake |
sciq | sciq_01_01637 | What does the placenta sustain during pregnancy? | [
"the endocrine system",
"the heart",
"the fetus",
"the mother"
] | C | Placental mammals are therian mammals in which a placenta develops during pregnancy. The placenta sustains the fetus while it grows inside the mother’s uterus. Placental mammals give birth to relatively large and mature infants. Most mammals are placental mammals. |
math_qa | mathqa_03_00763 | in a tree , 3 / 5 of the birds are parrots while the rest are toucans . if 1 / 3 of the parrots are female and 3 / 4 of the toucans are female , what fraction of the birds in the tree are male ? | [
"1 / 2",
"2 / 5",
"3 / 5",
"3 / 10"
] | A | the fraction of birds that are male parrots is ( 2 / 3 ) ( 3 / 5 ) = 2 / 5 . the fraction of birds that are male toucans is ( 1 / 4 ) ( 2 / 5 ) = 1 / 10 . the total fraction of male birds is 2 / 5 + 1 / 10 = 1 / 2 . the answer is a . |
math_qa | mathqa_03_04278 | the ratio of three numbers is 1 : 2 : 5 and the sum of their squares is 4320 . the sum of the numbers is ? | [
"a",
"b",
"c",
"d"
] | B | "let the numbers be x , 2 x , 5 x then , x ^ 2 + 4 x ^ 2 + 25 x ^ 2 = 4320 30 x ^ 2 = 4320 x ^ 2 = 144 x = 12 answer is b" |
sciq | sciq_01_10424 | A life cycle continues through reproduction and what? | [
"development",
"example",
"response",
"mechanical"
] | A | |
sciq | sciq_01_08407 | Both fluorine and lithium are highly reactive elements because of their number of what? | [
"shell electrons",
"covalence electrons",
"positrons",
"valence electrons"
] | D | Both fluorine and lithium are highly reactive elements because of their number of valence electrons. Fluorine will readily gain one electron and lithium will just as readily give up one electron to become more stable. In fact, lithium and fluorine will react together as shown in the Figure below . When the two elements... |
sciq | sciq_01_09139 | Metals, fossil fuels, and water are all examples of what type of resource? | [
"natural resources",
"renewable resources",
"ores",
"recyclables"
] | A | A natural resource is anything in nature that humans need. Metals and fossil fuels are natural resources. But so are water, sunlight, soil, and wind. Even living things are natural resources. |
ARC-Easy | arc_04_01247 | Which property of proteins best allows them to perform an enormously diverse range of functions? | [
"their large, chemical-energy reserve",
"their large, stored-electric potential",
"the complexity of their folded structure",
"the wide variety of elements they include"
] | C | null |
ARC-Challenge | arc_04_03077 | What do scientists mean when they refer to a population? | [
"all the organisms in an ecosystem",
"all the species that share similar anatomical features",
"all the animals that acquire resources through similar methods",
"all the interbreeding members of a certain species in an ecosystem"
] | D | null |
medmcqa | medmcqa_05_00343 | The most reliable criteria in Gustafson method of age estimation is - | [
"Attrition",
"Secondary dentin deposition",
"Transparency of root",
"Cementum apposition"
] | C | The canals in dentin become wide and are filled with mineral so that they become translucent gradually . It is not seen until thiy years of age. It is the most reliable criteria in Gustafsons method. Ref:Dr . Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg. 37. |
sciq | sciq_01_00046 | A diet rich in calcium and what vitamin may reduce the risk of osteoporosis and related bone fractures? | [
"niacin",
"vitamin C",
"vitamin d",
"vitamin A"
] | C | Skeletal system problems include osteoporosis, bone fractures, and ligament sprains. A diet rick in calcium and vitamin D may reduce the risk of osteoporosis and related bone fractures. Following safe practices may also reduce the risk of fractures as well as sprains. |
math_qa | mathqa_03_01481 | a candidate got 35 % of the votes polled and he lost to his rival by 2460 votes . how many votes were cast ? | [
"7500",
"3388",
"2665",
"8200"
] | D | "35 % - - - - - - - - - - - l 65 % - - - - - - - - - - - w - - - - - - - - - - - - - - - - - - 30 % - - - - - - - - - - 2460 100 % - - - - - - - - - ? = > 8200 answer : d" |
medmcqa | medmcqa_05_00769 | A 55-year-old man complains of severe muscle weakness and drooping eyelids. He states that his symptoms worsen with repetitive movements but then resolve after a sho rest. A chest X-ray reveals an anterior mediastinal mass. A biopsy of this mass would most likely reveal which of the following pathologic changes? | [
"B-cell lymphoma",
"Hodgkin lymphoma",
"Metastatic carcinoma",
"Thymic hyperplasia"
] | D | - Given clinical features suggests the diagnosis of Myasthenia gravis. Myasthenia gravis -Acquired autoimmune disease characterized by abnormal muscular fatigability, caused by circulating antibodies to acetylcholine receptor at myoneural junction . -Manifests with ptosis (drooping eyelids) or diplopia (double vision) ... |
sciq | sciq_01_07200 | Deserts and forests are examples of what type of biome? | [
"acquatic",
"abundant",
"freshwater",
"terrestrial"
] | D | Terrestrial biomes , which are land-based, such as deserts and forests. |
medmcqa | medmcqa_05_02005 | A 30-year-old man has 6/5 vision each eye, unaided. His cycloplegic retinoscopy is + 0.0D sph. at 1 metre distance. His complaints are blurring of newsprint at 30 cm, that clears up in about two minutes. The most probable diagnosis is – | [
"Hypermetropia",
"Presbyopia",
"Accommodative inertia",
"Cycloplegia"
] | C | The patient in question complains of blurring of newsprint at 30 cm which clears up on its own in about 2 minutes.
This indicates that the accommodative system is slow in making a change and represents a case of accommodative inertia. `Accommodative inertia refers to the delay in response of accommodation. Normally an ... |
math_qa | mathqa_03_02241 | a group of hikers is planning a trip that will take them up a mountain using one route and back down using another route . they plan to travel down the mountain at a rate of one and a half times the rate they will use on the way up , but the time each route will take is the same . if they will go up the mountain at a r... | [
"7",
"8",
"9",
"10"
] | C | "on the way down , the rate is 1.5 * 3 = 4.5 miles per day . the distance of the route down the mountain is 2 * 4.5 = 9 miles . the answer is c ." |
ARC-Easy | arc_04_00351 | At what temperature does pure water boil? | [
"0°C",
"32°C",
"100°C",
"212°C"
] | C | null |
sciq | sciq_01_10724 | Where do the steps in the water cycle begin? | [
"rivers",
"sky",
"the ocean",
"clouds"
] | C | The water cycle does not have a real starting or ending point. It is an endless recycling process that involves the oceans, lakes and other bodies of water, as well as the land surfaces and the atmosphere. The steps in the water cycle are as follows, starting with the water in the oceans:. |
sciq | sciq_01_09257 | Not getting enough calcium may cause what health problem? | [
"osteoporosis",
"diabetes",
"arthritis",
"blindness"
] | A | Not getting enough minerals can cause health problems. For example, not getting enough calcium may cause osteoporosis. This is a disease in which the bones become porous so they break easily. Getting too much of some minerals can also cause health problems. Many people get too much sodium. Sodium is added to most packa... |
sciq | sciq_01_09032 | When performing anaerobic exercise, your muscles work against what? | [
"momentum",
"resistance",
"inertia",
"gravity"
] | B | Anaerobic exercises involve the muscles working against resistance. In this case the resistance is the weight of a barbell. |
sciq | sciq_01_02058 | Chemistry and physics are fields in what type of science? | [
"Botany",
"Biology",
"physical",
"Meteorology"
] | C | The space shuttle program has been very successful. Over 100 mission have been flown. Space shuttle missions have made many scientific discoveries. Crews have launched many satellites. There have been other great achievements in space. However, the program has also had two tragic disasters. |
medmcqa | medmcqa_05_04952 | Hypsarrhythmia in a child is due to – | [
"Grandmal epilepsy",
"Petitmal epilepsy",
"Myoclonic epilepsy",
"Reflex epilepsy"
] | C | Myoclonic epilepsy may be
Infantile spasm or Infantile myoclonus or West syndrome
Juvenile myoclonic epilepsy
Infantile spasm (Infantile myoclonus or West syndrome)
The onset is usually between 3-8 months of life
It is characterized by a triad of -
i) Salaam spells (sudden dropping of the head & flexion of arms)
i... |
sciq | sciq_01_02449 | What rate is generally higher for endotherms than for ectotherms? | [
"mortality",
"metabolic",
"reproduction",
"respiration"
] | B | |
sciq | sciq_01_02406 | Geologists found that the youngest rocks on the seafloor were where? | [
"late - ocean ridges",
"early - ocean ridges",
"mid - ocean ridges",
"seabed floor"
] | C | Different seafloor magnetic stripes equal different ages. By using geologic dating techniques, scientists could figure out what these ages are. They found that the youngest rocks on the seafloor were at the mid-ocean ridges. The rocks get older with distance from the ridge crest. Scientists were surprised to find that ... |
openbookqa | obqa_02_04264 | Which is true? | [
"hot coffee will stay hot forever",
"hot coffee is cold",
"hot coffee can injure due to its temperature",
"hot coffee prevents getting hot enough to burn"
] | C | if an object is hot then the surfaces of that object are hot |
math_qa | mathqa_03_04549 | what is the remainder of e = 3 ^ 19 when divided by 10 ? | [
"0",
"1",
"5",
"7"
] | D | i looked for patterns : ^ 2 - units digit 9 ^ 3 - units digit 7 ^ 4 - units digit 1 ^ 5 - units digit 3 hence , we can see that when raised to a power which is multiple of 4 , the units digit is 1 , and when to an even power not multiple of 4 , the units digit is 9 and we can then see : ^ 16 - units digit 1 , or ^ 18 -... |
medmcqa | medmcqa_05_02892 | A 24-year-old female graduate student repos increasing shoness of breath with exercise and has recently noticed dyspnea on mild activity. One day before presenting at the office, she experienced sudden loss of consciousness while shopping at a grocery store. On physical examination, vital signs are: pulse 88 bpm; tempe... | [
"A loud A2 on cardiac auscultation",
"Right arm swelling",
"Rib notching",
"A loud P2 on cardiac auscultation"
] | A | The lateral view shows that the anterior clear space behind the sternum is occupied above a poion of the lower one-third of the cardiac shadow. The truncus of the right pulmonary aery seen in front of the trachea is very large and the left main pulmonary aery coursing over the left upper lobe bronchus is greater than 1... |
ARC-Challenge | arc_04_02613 | Which would best help a forest animal avoid being eaten by hawks or owls? | [
"small size",
"sharp claws",
"bright color",
"underground home"
] | D | null |
ARC-Easy | arc_04_00085 | Which of these human activities most relies on high-quality soil? | [
"Hiking",
"Hunting",
"Coal mining",
"Growing crops"
] | D | null |
sciq | sciq_01_10459 | Living things that use energy to make food, both for themselves and other living things, are what part of an ecosystem? | [
"growers",
"consumers",
"producers",
"decomposers"
] | C | Producers are living things that use energy to make food. Producers make food for themselves and other living things. There are two types of producers:. |
math_qa | mathqa_03_01757 | a batsman in his 20 th innings makes a score of 90 , and thereby increases his average by 2 . what is his average after the 20 th innings ? he had never been ’ not out ’ . | [
"52",
"37",
"39",
"43"
] | A | "average score before 20 th innings = 90 - 2 × 20 = 50 average score after 20 th innings = > 50 + 2 = 52 answer : a" |
sciq | sciq_01_10385 | What is formed when hot lava cools? | [
"magma crystals",
"mineral crystals",
"hydrogen crystals",
"lava rock"
] | B | Minerals are made by natural processes. The processes that make minerals happen in or on the Earth. For example, when hot lava cools, mineral crystals form. Minerals also precipitate from water. Some minerals grow when rocks are exposed to high pressures and temperatures. |
sciq | sciq_01_03887 | What flows across the membrane resulting in changes in the membrane potential? | [
"electrons",
"neutrons",
"ions",
"acids"
] | C | |
medmcqa | medmcqa_05_04680 | Fluoroacetate inhibits which of the following metabolic processes? | [
"TCA cycle",
"Glycolytic pathway",
"Oxidative phosphorylation",
"ETC"
] | A | Fluoroacetate is the non-competitive inhibitor of Aconitase |
sciq | sciq_01_02355 | A substance that displays different colors when in the presence of an acid or a base is called what? | [
"litmus test",
"pH scale",
"reactor",
"an acid-base indicator"
] | D | An acid-base indicator is a substance that displays different colors when in the presence of an acid or a base. How does that work? An indicator is a weak acid that ionizes within a known pH range, usually about 2 pH units. We can represent the protonated form of the indicator molecule as HIn and the deprotonated form ... |
sciq | sciq_01_09868 | Bees and other wild animals perform what function on flowering plants, making them vital for crop reproduction? | [
"irrigation",
"fertilizer",
"pesticide",
"pollenation"
] | D | Animals, like the bee in Figure below , pollinate flowering plants. Many crop plants depend on pollination by wild animals. |
openbookqa | obqa_02_00363 | After a long winter's hibernation, a female bear and her two cubs exit their cave and begin to search for food. One place they check is | [
"dry sticks",
"dirt pile",
"berry bushes",
"dead leaves"
] | C | bears eat berries |
medmcqa | medmcqa_05_02133 | Two carbon atoms leave in the form of CO2 in the TCA cycle are derived from - | [
"Oxaloacetate",
"Acetyl CoA",
"Succinyl CoA",
"fumarate"
] | B | Ans. is 'b' Le., Acetyl CoA o TCA cycle consists of sequential reactions. It begins with condensation of four carbon oxaloacetate molecule with 2 carbon acetyl CoA molecule to form six carbon citrate molecule. In a subsequent reaction, two carbon atoms are lost in the form of CO2 at two different reactions. A series of... |
math_qa | mathqa_03_03597 | n and m are each 3 - digit integers . each of the numbers 2 , 3,4 , 6 , 7 , and 8 is a digit of either n or m . what is the smallest possible positive difference between n and m ? | [
"39",
"49",
"58",
"113"
] | A | you have 6 digits : 2 , 3 , 4 , 6 , 7 , 8 each digit needs to be used to make two 3 digit numbers . this means that we will use each of the digits only once and in only one of the numbers . the numbers need to be as close to each other as possible . the numbers can not be equal so the greater number needs to be as smal... |
medmcqa | medmcqa_05_02151 | Melanosis coli is caused by | [
"Bisacodyl",
"Senna",
"Magnesium sulphate",
"Lactulose"
] | B | Senna and cascara are anthraquinone derivatives, which are used as stimulant purgatives. On chronic use they can lead to melanosis coli. |
math_qa | mathqa_03_02534 | if the number of white balls in a box are 6 times the black balls , which of the below is the total number of balls , if there are 8 black balls in the box ? | [
"a - 56",
"b - 57",
"c - 58",
"d - 59"
] | A | let the number of black balls = x and the number of white balls = 6 x then , total number of balls in the box = x + 6 x = 7 x i . e . , the total number of balls must be a multiple of 7 from the given choices , only 56 is the multiple of 7 . hence , 56 are the number of balls in the box . answer is a . |
sciq | sciq_01_05077 | Many disciplines within the study of biology contribute to understanding how past and present life evolved over time; these disciplines together contribute to building, updating, and maintaining this? | [
"forests of life",
"root of life",
"amount of life",
"tree of life"
] | D | The diagrams above can serve as a pathway to understanding evolutionary history. The pathway can be traced from the origin of life to any individual species by navigating through the evolutionary branches between the two points. Also, by starting with a single species and tracing back towards the "trunk" of the tree, o... |
medmcqa | medmcqa_05_03564 | Incomplete Androgen insensitivity syndrome is | [
"More severe than complete androgen insensitivity.",
"Clitoromegaly and partial fusion of Labia.",
"Breast development is absent.",
"Karyotype is 46XX."
] | B | Incomplete AIS =
Less severe than complete AIS.
As testosterone gets converted to estrogen, breast development is proper.
Karyotype is 46 XY.
Clitoromegaly is the characterisitic feature. |
sciq | sciq_01_07737 | What are the earliest and simplest vertebrates? | [
"whales",
"birds",
"fish",
"bears"
] | C | The earliest and simplest vertebrates are fish. Fish also have the greatest number of vertebrate classes. Think about some of the fish you are familiar with, such as fish you eat or fish you may have seen in aquariums. |
sciq | sciq_01_03868 | What manages the material and energy resources of the cell? | [
"nucleus",
"respiration",
"cell wall",
"metabolism"
] | D | |
openbookqa | obqa_02_01644 | What happens when man moves into new environment but reproduction ceases to happen? | [
"native species go wild",
"native species grow large",
"native species loses dwindle",
"native species thrive more"
] | C | if all members of a species cannot produce offspring then that species will likely become extinct |
sciq | sciq_01_09545 | What kind of reactions between an acid and a base yield a salt and water? | [
"neutralization",
"distillation",
"evaporation",
"oxidation"
] | A | Neutralization reactions between an acid and a base yield a salt and water. In some cases, this results in a completely neutral solution. However, some salts are weakly acidic or basic. How can we tell whether a given salt will act as an acid or base? Looking at the relative strengths of the acid and base that were use... |
openbookqa | obqa_02_04428 | It's easier to spot something small twenty feet away on a cloudless day if | [
"the object is buried an inch underground",
"the object is a dirty black object on black ground",
"the object is a polished metal ring",
"the object is a dull green marble lying in live grass"
] | C | if an object reflects more light then that object is more easily seen |
medmcqa | medmcqa_05_01594 | Manic-depressive illness.Which is the the most appropriate pharmacotherapeutic agent? | [
"Triazolam",
"Tranylcypromine",
"Methylphenidate",
"Lithium carbonate"
] | D | Lithium carbonate prevents the mood swings characteristic of manic-depressive illness and is used in long-term therapy. Triazolam is a benzodiazepine used as a hypnotic to facilitate sleep in insomnia characterized by difficulty "falling" asleep. Methylphenidate is an amphetamine congener with a paradoxical calming eff... |
openbookqa | obqa_02_02080 | A person feeds their cows corn. They grow an acre of corn each year for the herd. They add another thirty cows to their herd, so they | [
"burn the corn",
"grow less corn",
"plant several acres",
"remove some cows"
] | C | as the use of a crop increases , the amount of crops planted will increase |
sciq | sciq_01_08702 | How do birds learn to avoid eating monarch butterflies? | [
"digestion",
"instinct",
"conditioning",
"temperature"
] | C | Birds learn through conditioning to avoid eating monarch butterflies. |
openbookqa | obqa_02_02351 | A glass item will do this when power is fed to it. | [
"shirk",
"illuminate",
"shrink",
"die"
] | B | when electricity flows to a light bulb , the light bulb will turn on |
math_qa | mathqa_03_03257 | in a certain egg - processing plant , every egg must be inspected , and is either accepted for processing or rejected . for every 96 eggs accepted for processing , 4 eggs are rejected . if , on a particular day , 12 additional eggs were accepted , but the overall number of eggs inspected remained the same , the ratio o... | [
"100",
"300",
"400",
"3,000"
] | C | "straight pluggin in for me . as usual , i started with c and got the answer . lets ' back calculate and see what we get let us consider eggs processed each day to be 400 so initial ratio of eggs processed and rejected is 96 : 4 or 24 : 1 so out of 400 eggs , there will be 384 eggs processed and 16 rejected . now if th... |
math_qa | mathqa_03_02363 | the faces of storage box are to be painted by 6 different colors . in how many ways can be this be done ? | [
"a . 720",
"b . 256",
"c . 1",
"d . 12"
] | A | if i have to paint 6 sides with 6 different colour . . . first face can have 6 c 1 options , 2 nd would have 5 c 1 , and subsequent ones would have 4 c 1 , 3 c 1 , 2 c 1 and 1 options respectively . total options = 6 c 1 x 5 c 1 x 4 c 1 x 3 c 1 x 2 c 1 x 1 = 720 distinct ways correct answer - a |
sciq | sciq_01_07568 | What two types of hormones regulate mammalian reproduction? | [
"endorphins and adrenaline",
"tropic and subtropic",
"pheromones and enzymes",
"tropic and sex"
] | D | 46.4 The interplay of tropic and sex hormones regulates mammalian reproduction. |
math_qa | mathqa_03_01683 | a truck covers a distance of 296 km at a certain speed in 8 hours . how much time would a car take at an average speed which is 18 kmph more than that of the speed of the truck to cover a distance which is 6.5 km more than that travelled by the truck ? | [
"6 hours",
"5 hours",
"5.5 hours",
"8 hours"
] | C | explanation : speed of the truck = distance / time = 296 / 8 = 37 kmph now , speed of car = ( speed of truck + 18 ) kmph = ( 37 + 18 ) = 55 kmph distance travelled by car = 296 + 6.5 = 302.5 km time taken by car = distance / speed = 302.5 / 55 = 5.5 hours . answer – c |
medmcqa | medmcqa_05_03924 | Which of the following is increased in elderly patients compared with their younger counterpas | [
"Vital capacity",
"Ventilatory response to hypoxia or hypercarbia",
"Air trapping",
"Resting aerial oxygen tension (PaO2 )"
] | C | The propensity for air trapping is increased with age. In contrast, the vital capacity (A), aerial oxygen tension (C), and ventilatory response to hypoxia or hypocarbia are decreased with age. |
sciq | sciq_01_01471 | Atoms of one element can be transformed into another through which process? | [
"nuclear reactions",
"longer reactions",
"developed reactions",
"magnetic reactions"
] | A | Not all atoms of an element must have precisely the same mass. Atoms of one element can be transformed into another through nuclear reactions. The compositions of many solid compounds are somewhat variable. Under certain circumstances, some atoms can be divided (split into smaller particles). These modifications illust... |
math_qa | mathqa_03_02609 | each week , harry is paid x dollars per hour for the first 30 hours and 2 x dollars for each additional hour worked that week . each week , james is paid x dollars per per hour for the first 40 hours and 2 x dollars for each additional hour worked that week . last week james worked a total of 41 hours if harry and jame... | [
"35",
"36",
"37",
"38"
] | B | "james worked for 41 hours hence he earned 40 * x + 1 * 2 x = 42 x dollars ; we know that harry also earned the same 42 x dollars , out of which he earned 30 x dollars for thefirst 30 hoursplus 12 x additional dollars . since for each additional hour he gets 2 x dollars then he worked for 12 x / 2 x = 6 additional hour... |
sciq | sciq_01_07301 | What occurs in a population when its allele frequencies change over time? | [
"extinction",
"evolution",
"generation",
"variation"
] | B | Evolution occurs in a population when its allele frequencies change over time. For example, the frequency of the A allele might change from 0.7 to 0.8. If that happens, evolution has occurred. What causes allele frequencies to change? The answer is forces of evolution. |
openbookqa | obqa_02_04814 | In order to safely eat meat, you need to do what to it? | [
"boost its temperature",
"raise its kids",
"heat its ice",
"lower its temperature"
] | A | if food is cooked then heat energy is added to that food |
math_qa | mathqa_03_01127 | a man invests in a 16 % stock at 128 . the interest obtained by him is | [
"22.5 %",
"42.5 %",
"12.5 %",
"62.5 %"
] | C | by investing rs 128 , income derived = rs . 16 by investing rs . 100 , income derived = = rs . 12.5 interest obtained = 12.5 % answer : c |
medmcqa | medmcqa_05_02334 | A women has had 2 previous anencephalic babies, risk of having a third one is: | [
"0%",
"10%",
"25%",
"50%"
] | B | The risk of recurrence of anencephaly:
If one child is affected 5%
If two children are affected 13% |
openbookqa | obqa_02_01709 | If a river dries, deer may | [
"detect more water",
"carry on without",
"restore it",
"quest for sources"
] | D | if the amount of available food and water decreases in an environment then animals may leave that environment to find food and water |
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