dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 4 758 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_05700 | What group of single-celled organisms lacking a nucleus comprises the most numerous organisms on earth? | [
"fungi",
"carbohydrates",
"prokaryotes",
"eukaryotes"
] | C | No doubt you’ve had a sore throat before, and you’ve probably eaten cheese or yogurt. If so, then you’ve encountered the fascinating world of prokaryotes. Prokaryotes are single-celled organisms that lack a nucleus. They also lack other membrane-bound organelles. Prokaryotes are tiny and sometimes bothersome, but they ... |
sciq | sciq_01_11205 | Skeletal muscle tissue is arranged in bundles surrounded by this? | [
"connective tissue",
"epithelial tissue",
"soft tissue",
"cartilage"
] | A | develops from myoblasts derived from the mesoderm. Myocytes and their numbers remain relatively constant throughout life. Skeletal muscle tissue is arranged in bundles surrounded by connective tissue. Under the light microscope, muscle cells appear striated with many nuclei squeezed along the membranes. The striation i... |
sciq | sciq_01_10447 | What is speed at any given instant called? | [
"marginal speed",
"relative speed",
"spontaneous speed",
"instantaneous speed"
] | D | Speed may be constant, but often it varies from moment to moment. Speed at any given instant is called instantaneous speed. It is much more difficult to calculate than average speed. |
medmcqa | medmcqa_05_03330 | Free water clearance of -1.3 ml/min signifies | [
"No secretion of vasopressin",
"Urine is hypotonic to plasma",
"Urine is hypeonic to plasma",
"Urine is isosmotic to plasma"
] | C | In the physiology of the kidney, free water clearance (CH2O) is the volume of blood plasma that is cleared of solute-free water per unit time. If an individual is producing urine more dilute than the plasma, there is a positive value for free water clearance, meaning pure water is lost in the urine in addition to a the... |
sciq | sciq_01_04938 | What are the two classifications of natural resources? | [
"renewable and nonrenewable",
"renewable and reusable",
"recyclable and reversible",
"productive and nonrenewable"
] | A | From the human point of view, natural resources can be classified as renewable or nonrenewable. |
openbookqa | obqa_02_00649 | Being able to enjoy eating Mideastern dates in a small town in the USA is possible because | [
"transporting food became easier, cheaper, and quicker",
"transporting food pays better",
"transported food tastes great",
"fresh food is better than transported food"
] | A | as ability to transport food increases around the world , the available types of food in distant locations will increase |
openbookqa | obqa_02_03226 | a lack of illumination would result in which of these? | [
"the restroom overflowing with water",
"a principal's door being locked",
"a student unable to view what he is writing",
"a teacher being unable to transport to school"
] | C | eyes are used for seeing by animals by sensing light |
sciq | sciq_01_11222 | How many sperm does it take to fertilize an egg? | [
"1",
"4",
"2",
"3"
] | A | It might only take one sperm to fertilize an egg, but that sperm is not alone. Hundreds of millions of sperm can be released during sexual intercourse. |
medmcqa | medmcqa_05_03356 | Anterior uveitis is most commonly associated with: March 2005 | [
"HLA DR4",
"HLA D27",
"HLA B4",
"HLA B 27"
] | D | Ans. D: HLA B 27 A. Causes of Anterior Uveitis In more than a third of all cases of anterior uveitis, the exact cause is unknown. Causes may include: Ankylosing spondylitis is a type of ahritis that mainly affects the spine. This can cause recurrent ahritis. It is mostly associated with HLA B27 Reiter's syndrome is an ... |
medmcqa | medmcqa_05_01342 | A rugby player hit his head on the post whilst involved in a tackle. He was unconscious for 5 min but regained full consciousness and sat on the sideline until the end of the game. He was then noted to be drowsy and over the past 30 min became confused and no longer obeyed commands. Most likely diagnosis is: | [
"Extradural hematoma",
"Subdural hematoma",
"Subarachnoid hematoma",
"Cerebral edema"
] | A | Ans. (A). Extradural hematoma(Ref: Review of Forensic Medicine & toxicology; Gautum Biswas; 2nd edition; Pg - 482)The history suggests LUCID INTERVAL, which is a feature seen in extradural hemorrhage.Head Trauma - Unconsciousness, Consciousness & finally unconsciousness, death |
sciq | sciq_01_02679 | What is the term for a symbiotic relationship in which the parasite benefits while the host is harmed? | [
"reciprocity",
"parasitism",
"pathology",
"infection"
] | B | Parasitism is a symbiotic relationship in which one species (the parasite ) benefits while the other species (the host ) is harmed. Many species of animals are parasites, at least during some stage of their life. Most species are also hosts to one or more parasites. |
medmcqa | medmcqa_05_04086 | Steatorrhoea with increased triglycerides seen in deficiency of: (PGI Dec 2006) | [
"Pancreatic lipase",
"Serum lipase",
"Lipoprotein lipase",
"Acetyl CoA carboxylase"
] | C | Ans; C (Lipoprotein lipase deficiency) Lipoprotein lipase deficiency' leads to hypertriglyceridemia and hyperchyiomicronemia.Hypertriglyceridemia can cause pancreatistis that leads to steatorrhea.Familial Chylomi crone mia Syndrome (Type ) Hyperlipoproteinemia ; Lipoprotein Lipase and Apo C - II Deficiency) Harrison 17... |
sciq | sciq_01_01335 | Enzymes speed up the rate of a specific chemical reaction and is therefore known as what? | [
"genetic catalysts",
"biochemical catalysts",
"characteristic catalysts",
"protein catalysts"
] | B | Enzymes are biochemical catalysts, which means that they speed up the rate of a specific chemical reaction. A process that might take weeks in the absence of an enzyme can occur in milliseconds if the proper enzyme is present. A generic enzyme-catalyzed reaction could be represented as follows:. |
sciq | sciq_01_02515 | What is produced when haploid gametes fuse in sexual reproduction? | [
"cell cluster",
"diploid zygote",
"deformity",
"isolated zygote"
] | B | Fertilization of an egg cell by a sperm cell. In sexual reproduction, haploid gametes fuse to produce a diploid zygote. |
sciq | sciq_01_11460 | What is a renewable resource that can take thousand of years to form? | [
"soil",
"water",
"sunlight",
"wind"
] | A | Soil is a renewable resource, but it can take thousands of years to form. That’s why people need to do what they can to prevent soil erosion. |
math_qa | mathqa_03_03123 | 3 candidates in an election and received 1136 , 8236 and 11628 votes respectively . what % of the total votes did the winning candidate gotin that election ? | [
"40 %",
"55.4 %",
"57 %",
"60 %"
] | B | "total number of votes polled = ( 1136 + 8236 + 11628 ) = 21000 so , required percentage = 11628 / 21000 * 100 = 55.4 % b" |
sciq | sciq_01_07340 | What type of motion only occurs when there is one force applied at the beginning of the trajectory after which there is no interference apart from gravity? | [
"velocity",
"propellant",
"thrust",
"projectile"
] | D | projectile motion: A form of motion where a particle (called a projectile) is thrown obliquely near the earth's surface, & it moves along a curved path under the action of gravity. The path followed by a projectile motion is called its trajectory. Projectile motion only occurs when there is one force applied at the beg... |
math_qa | mathqa_03_03413 | how many hours are there in 660 minutes ? | [
"60 hours",
"6 hours",
"30 hours",
"11 hours"
] | D | "solution : number of minutes in 1 hour = 60 minutes so just divide 660 by 60 660 ã · 60 = 11 , so there are 11 hours in 660 minutes option d" |
openbookqa | obqa_02_01092 | Producers in the food chain | [
"are self sufficient",
"rely on predators",
"struggle to survive",
"decompose organisms"
] | A | a producer produces its own food |
medmcqa | medmcqa_05_03216 | Characteristic of benign tumour of lung in x-ray is | [
"Nodule of 3.5 cm",
"Spiculated margin",
"Cavitation",
"Popcorn calcification"
] | D | Popcorn or homogenous, concentric, Laminar calcification s/o benign lesion. |
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? | [
"synchronicity",
"hypothesis",
"homeostasis",
"ketosis"
] | C | 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? | [
"constitutional isomers",
"structural isomers",
"different isomers",
"unique isomers"
] | B | 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",
"shrink properly",
"open properly",
"close properly"
] | D | 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? | [
"decomposition",
"conduction",
"convection",
"oxidation"
] | B | 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",
"sexes",
"clades",
"species"
] | C | |
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? | [
"sand dunes",
"mud puddles",
"snow banks",
"sand tunnels"
] | A | 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",
"oxygen",
"the pollen",
"the ovaries"
] | 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 diffusion",
"property of oxidize",
"property of repulsion",
"property of adhesion"
] | D | 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? | [
"kidney",
"bladder",
"liver",
"lung"
] | A | 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",
"fruit",
"protein",
"membrane"
] | C | 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? | [
"substance",
"matter",
"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? | [
"forming hypothesis",
"making predictions",
"observation",
"asking questions"
] | 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? | [
"cells",
"proteins",
"nucleolus",
"ova"
] | A | |
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? | [
"effects",
"photosynthesis",
"reactions",
"decay"
] | C | 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 heart",
"the fetus",
"the endocrine system",
"the mother"
] | B | 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? | [
"example",
"mechanical",
"development",
"response"
] | C | |
sciq | sciq_01_08407 | Both fluorine and lithium are highly reactive elements because of their number of what? | [
"covalence electrons",
"positrons",
"shell electrons",
"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? | [
"renewable resources",
"ores",
"recyclables",
"natural resources"
] | D | 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? | [
"vitamin C",
"vitamin d",
"vitamin A",
"niacin"
] | B | 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? | [
"freshwater",
"terrestrial",
"acquatic",
"abundant"
] | B | 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? | [
"the ocean",
"sky",
"clouds",
"rivers"
] | A | 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? | [
"diabetes",
"blindness",
"osteoporosis",
"arthritis"
] | C | 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? | [
"resistance",
"momentum",
"gravity",
"inertia"
] | A | 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? | [
"Biology",
"Botany",
"Meteorology",
"physical"
] | D | 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? | [
"metabolic",
"mortality",
"reproduction",
"respiration"
] | A | |
sciq | sciq_01_02406 | Geologists found that the youngest rocks on the seafloor were where? | [
"mid - ocean ridges",
"early - ocean ridges",
"late - ocean ridges",
"seabed floor"
] | A | 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? | [
"decomposers",
"growers",
"producers",
"consumers"
] | 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? | [
"mineral crystals",
"hydrogen crystals",
"lava rock",
"magma crystals"
] | A | 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? | [
"neutrons",
"acids",
"electrons",
"ions"
] | D | |
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? | [
"reactor",
"an acid-base indicator",
"pH scale",
"litmus test"
] | B | 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? | [
"pesticide",
"pollenation",
"fertilizer",
"irrigation"
] | B | 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? | [
"amount of life",
"tree of life",
"root of life",
"forests of life"
] | B | 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",
"fish",
"bears",
"birds"
] | B | 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. |
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