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 ⌀ |
|---|---|---|---|---|---|
openbookqa | obqa_02_01257 | A person hits two drumsticks together and | [
"they light up",
"they fall apart",
"the insides quake",
"they burn"
] | C | tapping two objects together causes the particles in those objects to vibrate |
math_qa | mathqa_03_00933 | if money is invested at r percent interest , compounded annually , the amount of investment will double in approximately 70 / r years . if pat ' s parents invested $ 10000 in a long term bond that pays 8 percent interest , compounded annually , what will be the approximate total amount of investment 18 years later , wh... | [
"$ 40000",
"$ 15000",
"$ 12000",
"$ 10000"
] | A | since investment doubles in 70 / r years then for r = 8 it ' ll double in 70 / 8 = ~ 9 years ( we are not asked about the exact amount so such an approximation will do ) . thus in 18 years investment will double twice and become ( $ 10,000 * 2 ) * 2 = $ 40,000 ( after 9 years investment will become $ 10,000 * 2 = $ 20,... |
medmcqa | medmcqa_05_00617 | Total iron requirement during pregnancy is? | [
"500 mg",
"750 mg",
"1000 mg",
"1500 mg"
] | C | ANSWER: (C) 1000 mgREF: Dutta 6th ed p. 55Total iron requirement during pregnancy is 1000 mg, this requirement is mostly limited to last 12 weeks.In second half of pregnancy daily requirement of iron is around 6-7 mg |
medmcqa | medmcqa_05_00284 | A child presents with respiratory distress. A vascular ring is suspected. Investigation of choice is: | [
"PET",
"CT",
"MR1",
"Angiography"
] | C | MRI Sabiston writes-"Initially, diagnosis is made by a high index of suspicion, and the barium swallow is the first investigation. Echocardiography can document an abnormal head and neck vessel branching pattern, excluding intracardiac abnormalities. MRI provides complete anatomic detail." A vascular ring is a conditio... |
ARC-Easy | arc_04_01179 | Which of these resources is renewable? | [
"natural gas",
"oil",
"coal",
"wind"
] | D | null |
medmcqa | medmcqa_05_02384 | Which of the following is a syndesmosis? | [
"Superior tibiofibular joint",
"Inferior tibiofibular joint",
"Superior radioulnar joint",
"Inferior radioulnar joint"
] | B | Syndesmosis: The bones are connected by the interosseous ligament example: inferior tibiofibular joint Description Ref BD CHAURASIA S Handbook of General Anatomy Fouh edition Pg no 61 |
math_qa | mathqa_03_04004 | weights of two friends ram and shyam are in the ratio 1 : 5 . if ram ' s weight is increased by 10 % and total weight of ram and shyam become 82.8 kg , with an increases of 15 % . by what percent did the weight of shyam has to be increased ? | [
"19 %",
"10 %",
"21 %",
"16 %"
] | D | solution : given ratio of ram and shayam ' s weight = 1 : 5 hence , ( x - 15 ) / ( 15 - 10 ) = 1 / 5 or , x = 16 % . answer : option d |
openbookqa | obqa_02_00799 | The earth revolves around | [
"a heat source",
"the Milky Way",
"a neighboring planet",
"the moon"
] | A | the Earth revolves around the sun |
openbookqa | obqa_02_02814 | A child will share a physical trait such as this with parents due to DNA: | [
"hair length",
"vacation days",
"nose shape",
"pet preference"
] | C | DNA is a vehicle for passing inherited characteristics from parent to offspring |
medmcqa | medmcqa_05_02537 | Early and reliable indication of air embolism during anaesthesia can be obtained by continuous monitoring of: | [
"ECG",
"Blood pressure",
"End Tidal CO2",
"Oxygen saturation"
] | C | End Tidal CO2 |
math_qa | mathqa_03_03895 | if 12 men do a work in 80 days , in how many days will 20 men do it ? | [
"18 days",
"38 days",
"42 days",
"48 days"
] | D | "12 * 80 = 20 * x x = 48 days answer : d" |
sciq | sciq_01_10442 | Natural resources that are limited in supply and cannot be replaced except over millions of years are known as what? | [
"renewable",
"biological",
"precious",
"nonrenewable"
] | D | Nonrenewable resources are natural resources that are limited in supply and cannot be replaced except over millions of years. Nonrenewable energy resources include fossil fuels and radioactive elements such as uranium. |
sciq | sciq_01_07421 | What system transports many substances to and from cells throughout the body? | [
"circulatory",
"cardiovascular",
"physiological",
"nutritional"
] | B | The cardiovascular system transports many substances to and from cells throughout the body. |
math_qa | mathqa_03_01592 | two goods trains each 500 m long are running in opposite directions on parallel tracks . their speeds are 30 km / hr and 30 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one ? | [
"12 sec",
"24 sec",
"48 sec",
"60 sec"
] | D | "relative speed = 30 + 30 = 60 km / hr . 60 * 5 / 18 = 50 / 3 m / sec . distance covered = 500 + 500 = 1000 m . required time = 1000 * 3 / 50 = 60 sec . answer : d" |
sciq | sciq_01_07113 | What is the 'stuff' that all things are made of? | [
"metal",
"plasma",
"minerals",
"matter"
] | D | Living things are made of matter. In fact, matter is the “stuff” of which all things are made. Anything that occupies space and has mass is known as matter. Matter, in turn, consists of chemical substances. A chemical substance is a material that has a definite chemical composition. It is also homogeneous, so the same ... |
math_qa | mathqa_03_04780 | 2 trains in same direction at 50 km / hr , 32 km / hr . a man in slower train observes 15 sec elapse before the faster train completely passed by him what is length of faster train ? | [
"65 meters",
"75 meters",
"85 meters",
"95 meters"
] | B | relative speed = 18 k / hr = 5 m / sec distance covered = length of faster train = 5 * 15 = 75 meters answer : b |
medmcqa | medmcqa_05_04744 | A 39-year-old carpenter has taken two bottles of liquor from the local shop. After about an hour he develops confusion, vomiting, and blurring of vision. He has been brought to the emergency out patient. He should be given - | [
"Naloxone",
"Diazepam",
"Flumazenil",
"Ethyl alcohol"
] | D | Symptoms of confusion, vomiting and blurring of vision after taking country liquor suggest the diagnosis of methyl alcohol poisoning.
Among the given options, ethyl alcohol is used in methyl alcohol poisoning. |
openbookqa | obqa_02_01710 | Spring for north of the equator and Autumn for below the equator are attributed to | [
"earth's rotors",
"earth's slant",
"earth's games",
"earth's tone"
] | B | the Earth being tilted on its axis causes seasons |
sciq | sciq_01_04675 | Chemical elements and water are constantly recycled in the ecosystem through what? | [
"geothermal cycles",
"greenhouse gases",
"biogeochemical cycles",
"inorganic cycles"
] | C | Chemical elements and water are constantly recycled in the ecosystem through biogeochemical cycles. |
math_qa | mathqa_03_04348 | in the first 10 overs of a cricket game , the run rate was only 3.2 . what should be the rate in the remaining 40 overs to reach the target of 242 runs ? | [
"6.25",
"5.25",
"6.29",
"6.39"
] | B | "required run rate = [ 242 - ( 3.2 * 10 ) ] / 40 = 210 / 40 = 5.25 answer : b" |
sciq | sciq_01_05824 | Rather than being dead, dry, and brittle, what support structures of the human body consist of living tissues and are supplied with blood and nerves? | [
"feet",
"bones",
"lungs",
"hearts"
] | B | Some people think bones are like chalk: dead, dry, and brittle. In reality, bones are very much alive. They consist of living tissues and are supplied with blood and nerves. |
medmcqa | medmcqa_05_03414 | Lovastatin acts by inhibiting | [
"HMGCoA reductase",
"HMGCoA synthetase",
"17- Hydroxyalse",
"Bile-acid synthetase"
] | A | Ans. a (HMGCoA reductase). (Ref. Harrison Medicine I6th/I43I, 2168, 2296, table 335-6)HMG-CoA REDUCTASE INHIBITORS# HMG-CoA reductase is the rate-limiting step in cholesterol biosynthesis.# By inhibiting cholesterol biosynthesis, HMG-CoA reductase inhibitors (statins) lead to -- increased hepatic LDL receptor activity ... |
math_qa | mathqa_03_03612 | mixture contains alcohol and water in the ratio 4 : 3 . if 7 liters of water is added to the mixture , the ratio becomes 4 : 5 . find the quantity of alcohol in the given mixture . | [
"10",
"99",
"5",
"22"
] | C | "let the quantity of alcohol and water be 4 x litres and 3 x litres respectively 28 x = 4 ( 3 x + 5 ) 16 x = 20 x = 1.25 quantity of alcohol = ( 4 x 1.25 ) litres = 5 litres . answer : c" |
math_qa | mathqa_03_01801 | express a speed of 30 kmph in meters per second ? | [
"10 mps",
"8 mps",
"9 mps",
"7 mps"
] | B | "30 * 5 / 18 = 8 mps answer : b" |
sciq | sciq_01_03197 | What is considered the smallest unit of life? | [
"particle",
"cell",
"molecule",
"proteins"
] | B | CHAPTER SUMMARY 4.1 Studying Cells A cell is the smallest unit of life. Most cells are so tiny that they cannot be seen with the naked eye. Therefore, scientists use microscopes to study cells. Electron microscopes provide higher magnification, higher resolution, and more detail than. |
ARC-Challenge | arc_04_02969 | A student is using descriptions to classify organisms. One organism is described as having sense organs to detect heat, laying eggs to reproduce, using venom for protection, and having the ability to change body temperature with its surroundings. How would the student classify this organism? | [
"bacteria",
"mammal",
"reptile",
"bird"
] | C | null |
ARC-Challenge | arc_04_02570 | Which invention would a culture living above the Arctic Circle most likely develop? | [
"ice production",
"air conditioning",
"insulated clothing",
"irrigation canals"
] | C | null |
sciq | sciq_01_10398 | A warm-air heating system uses what kind of energy to heat air? | [
"nuclear",
"thermal",
"atmospheric",
"cosmic"
] | B | A warm-air heating system uses thermal energy to heat air. It then forces the warm air through a system of ducts. You can see a diagram of this type of heating system in Figure below . Typically, the air is heated in a furnace that burns natural gas or heating oil. When the air is warm, a fan blows it through the ducts... |
ARC-Easy | arc_04_00318 | A scientist was investigating why several fish caught from a local stream displayed similar mutations. He found that the water temperature of the stream was elevated since an industrial plant began discharging heated water into the stream. The scientist concluded that increased water temperature during the egg phase le... | [
"an autoimmune disorder.",
"a congenital defect.",
"an environmental condition.",
"an injury from a predator."
] | C | null |
openbookqa | obqa_02_02356 | Some creatures may pretend to be other creatures in order to | [
"have fun",
"confuse predators",
"entertain guests",
"dress up"
] | B | mimicry is used for avoiding predators by animals by camouflaging as a dangerous animal |
sciq | sciq_01_03151 | What type of cell has negative anode is positive cathode? | [
"planetoid cell",
"non-voltaic cell",
"picric cell",
"voltaic cell"
] | D | The standard cell potential is negative, indicating a nonspontaneous reaction. The battery must be capable of delivering at least 1.10 V of direct current in order for the reaction to occur. Another difference between a voltaic cell and an electrolytic cell is the signs of the electrodes. In a voltaic cell, the anode i... |
openbookqa | obqa_02_00269 | The increase in transport ability may increase the available types of | [
"houses",
"education",
"internet",
"grains"
] | D | as ability to transport food increases around the world , the available types of food in distant locations will increase |
medmcqa | medmcqa_05_00966 | The middle cardiac vein is located in the? | [
"Anterior interventricular sulcus.",
"Posterior interventricular sulcus.",
"Posterior AV groove.",
"Anterior AV groove."
] | B | The middle cardiac vein commences at the apex of the hea; ascends in the posterior longitudinal sulcus, and ends in the coronary sinus near its right extremity. |
sciq | sciq_01_00902 | Are coral reefs found in warm or cold water? | [
"cool",
"warm",
"cold",
"both"
] | B | Coral reefs are found only in warm water. Coal swamps are also found in tropical and subtropical environments. Wegener discovered ancient coal seams and coral reef fossils in areas that are much too cold today. Wegener thought that the continents have moved since the time of Pangaea. |
openbookqa | obqa_02_00191 | Because a logging company has been working here the area has more | [
"calcium",
"rust",
"carbon",
"silicon"
] | C | as the population of plants decreases , carbon in the atmosphere will increase |
medmcqa | medmcqa_05_01186 | Corneal thickness is measured using - | [
"Pachymetry",
"Keratometer",
"CT scan",
"Aesthisiometry"
] | A | Ans. is 'a' i.e., Pachymetry o Corneal Pachymetry: It is the method to measure the corneal thicknesso The following are the other methods of measuring corneal thickness:a) Ultrasoundb) Ultrasound biomicroscopy and very high frequency ultrasoundc) Optical slit lamp pachymetryd) Specular microscopy basede) Scanning slit ... |
ARC-Challenge | arc_04_02248 | Farmers plant fruit trees in an area that was once a grassy meadow. Which will most likely happen to the rabbits living in the meadow? | [
"They will learn to eat fruit.",
"They will learn to climb trees.",
"The number of their young will increase.",
"The size of their population will decrease."
] | D | null |
sciq | sciq_01_02256 | What is the term for the spacing of individuals within a population? | [
"equilibrium",
"suspension",
"population density",
"dispersion"
] | D | Ecologists also study how individuals in a population are spread across an environment. This spacing of individuals within a population is called dispersion . Some species may be clumped or clustered ( Figure below ) in an area. Others may be evenly spaced ( Figure below ). Still others may be spaced randomly within an... |
sciq | sciq_01_08648 | What develops into embryos inside seeds, from which the next sporophyte generation grows? | [
"buds",
"pupa",
"zygotes",
"secretions"
] | C | In seed plants, the gametophyte generation takes place in a cone or flower, which forms on the mature sporophyte plant. Each male gametophyte is just a few cells inside a grain of pollen. Each female gametophyte produces an egg inside an ovule. Pollination must occur for fertilization to take place. Zygotes develop int... |
medmcqa | medmcqa_05_02359 | Apatient who is at risk of estrogen dependent carcinoma and hence estrogen is contraindicated. So in order to prevent vasomotor symptoms, which drug is given? | [
"Tamoxifen",
"Conjugated estrogen",
"Clonidine",
"Yombinine"
] | C | Clonidine REF: Novak's gynecology 13th edition page 455 In women for whom hormone replacement is contraindicated, multiple alternative treatments for hot flashes have been developed. Somewhat effective alternatives may be progestins such as medroxyprogesterone (10 to 30 mg daily orally) or megestrol acetate (20 to 40 m... |
sciq | sciq_01_10898 | Oils are liquid lipids that plants use to store what? | [
"Protein",
"fat",
"energy",
"carbo"
] | C | Oils are liquid lipids that plants use to store energy. Examples of oils include olive oil and corn oil. |
sciq | sciq_01_07433 | Glaciers have been melting since what period? | [
"industrial age",
"pleistocene ice age",
"bronze age",
"stone age"
] | B | Glaciers and ice sheets are melting. This can be seen clearly in photographs. The glaciers advanced during the Pleistocene ice age. They have been melting back since then, except for during the Little Ice Age. However, the rate of melting has increased tremendously in recent decades. |
sciq | sciq_01_07750 | What sprouts up on stalks from the bed of moss gametophytes? | [
"stomata",
"sporophytes",
"fibroblasts",
"monocots"
] | B | Sporophytes sprout up on stalks from this bed of moss gametophytes. Notice that both the sporophytes and gametophytes exist at the same time. |
ARC-Easy | arc_04_00980 | Who was the first person to base a system of classification on organisms having similar structures? | [
"Aristotle",
"Darwin",
"Einstein",
"Linnaeus"
] | D | null |
openbookqa | obqa_02_03156 | which of these need to be present for a tectonic plate movement | [
"a pool of molten lava",
"an ocean with fish",
"a river flowing north",
"a crack in the core"
] | D | a tectonic plate moves along a fault line |
openbookqa | obqa_02_00762 | What does a seed contain stored food for? | [
"animals",
"people",
"cars",
"flora"
] | D | a seed is used for storing food for a new plant |
openbookqa | obqa_02_04116 | Which is most likely to occur? | [
"a female fly lays eggs while it is a larvae",
"a male fly lays eggs while it is a larvae",
"a male fly lays eggs while it is an adult",
"a female fly lays eggs while it is an adult"
] | D | fish lay eggs |
sciq | sciq_01_02823 | What is the term for the direct manipulation of genes for practical purposes? | [
"genetic cloning",
"genetic testing",
"genetic engineering",
"manual engineering"
] | C | |
math_qa | mathqa_03_02831 | a semicircular cubicle has a radius of 14 . what is the approximate perimeter of the cubicle ? | [
"55'",
"86'",
"25'",
"72'"
] | D | perimeter of a circle = 2 pi * r perimeter of a semicircle = pi * r + 2 r aprox perimiter = 3.14 * 14 + 2 * 14 = 71.96 approximately 72 answer d |
sciq | sciq_01_08444 | Providing evidence of their ancestry, some species of what legless animals retain vestigial pelvic and limb bones? | [
"dolphins",
"whales",
"snakes",
"sharks"
] | C | |
sciq | sciq_01_07155 | What is the final stage of aerobic respiration? | [
"glucose transport",
"electron transport",
"electron production",
"proton transport"
] | B | Electron transport is the final stage of aerobic respiration. In this stage, energy from NADH and FADH 2 is transferred to ATP. |
math_qa | mathqa_03_00066 | a team of 8 persons joins in a shooting competition . the best marksman scored 85 points . if he had scored 92 points , the average score for the team would have been 84 . the number of points , the team scored was | [
"665",
"127",
"272",
"287"
] | A | "let the total score be x . ( x + 92 - 85 ) / 8 = 84 . so , x + 7 = 672 = > x = 665 . answer : a" |
medmcqa | medmcqa_05_04336 | Radiograph of the ankle of a diabetic patient with painless, swollen joint shows destroyed joint with large number of loose bodies. The most probable diagnosis is: | [
"Charcot's joint",
"Clutton's joint",
"Osteoahritis",
"Rheumatoid ahritis"
] | A | Neuropathic ahritis (Charcot's joint) is encountered most often in patients with diabetes mellitus. It is a progressive destructive ahritis associated with loss of pain sensation, proprioception, or both. Without these protective mechanisms, joints are subjected to repeated trauma, resulting in progressive cailage and ... |
math_qa | mathqa_03_02209 | income and expenditure of a person are in the ratio 10 : 8 . if the income of the person is rs . 10000 , then find his savings ? | [
"2003",
"2002",
"2000",
"2001"
] | C | "let the income and the expenditure of the person be rs . 10 x and rs . 8 x respectively . income , 10 x = 10000 = > x = 1000 savings = income - expenditure = 10 x - 8 x = 2 x = 2 ( 1000 ) so , savings = rs . 2000 . answer : c" |
openbookqa | obqa_02_01450 | A rock is boring, so a person wants to make it look different. A person could have it weathered by | [
"putting it in a bag",
"putting it in a yard",
"putting it in a dish",
"putting it in a tumbler"
] | D | mechanical weathering is when rocks are broken down by mechanical means |
math_qa | mathqa_03_04952 | how many positive factors do 120 and 96 have in common ? | [
"8",
"12",
"16",
"18"
] | A | "the number of common factors will be same as number of factors of the highest common factor ( hcf ) hcf of 120 and 96 is 24 number of factors of 24 = 8 answer : a" |
math_qa | mathqa_03_02197 | suresh started a business , investing rs . 18000 . after 3 months and 4 months respectively , rohan and sudhir joined him with capitals of 12000 and 9000 . at the end of the year the total profit was rs . 3960 . what is the difference between rohan ’ s and sudhir ’ s share in the profit ? | [
"s . 345",
"s . 350",
"s . 352",
"s . 360"
] | D | "suresh : rohan : sudhir ratio of their investments = 18000 × 12 : 12000 × 9 : 9000 × 8 = 6 : 3 : 2 the difference between rohan ’ s and sudhir ’ s share = 1 share : . i . e . = rs . 3960 × 1 / 11 = rs . 360 . d" |
sciq | sciq_01_10439 | What is the substance called whenatoms of different elements join together? | [
"compounds",
"crusts",
"crystals",
"plants"
] | A | Did you ever make cupcakes from scratch? You mix together flour, sugar, eggs, and other ingredients to make the batter, put the batter into cupcake papers, and then put them into the oven to bake. The cupcakes that come out of the oven after baking are different from any of the individual ingredients that went into the... |
medmcqa | medmcqa_05_04629 | Magnan's symptoms is : | [
"Illusion",
"Delusion",
"Formication",
"Depersonalization"
] | C | C i.e. Formification |
medmcqa | medmcqa_05_02991 | The El Tor biotype of vibrio cholerae was first isolated from: | [
"India",
"Egypt",
"Bangladesh",
"Pakistan"
] | B | The El Tor biotype was first isolated at the El Tor quarantine station in Egypt in 1905. Ref: Park 21st edition, page 207. |
sciq | sciq_01_02047 | Which direction does the sun, moon, and stars appear to travel? | [
"north to south",
"east to west",
"west to east",
"south to north"
] | B | Sun, Moon, and stars appear to travel from east to west each day. |
math_qa | mathqa_03_01463 | if x = 6 ^ 36 and x ^ x = 6 ^ k , what is k ? | [
"6 ^ 36",
"6 ^ 38",
"6 ^ 72",
"6 ^ 216"
] | B | "solution : we know that x = 6 ^ 36 which implies x ^ x = ( 6 ^ 36 ) ^ ( 6 ^ 36 ) = 6 ^ ( 36 * 6 ^ 36 ) [ because ( x ^ y ) ^ z = x ^ ( y * z ) ) ] so 6 ^ ( 6 ^ 2 * 6 ^ 36 ) = 6 ^ ( 6 ^ ( 2 + 36 ) ) [ because x ^ a * x ^ b = x ^ ( a + b ) ] therefore x ^ x = 6 ^ ( 6 ^ 38 ) given that x ^ x = 6 ^ k so 6 ^ ( 6 ^ 38 ) = 6... |
sciq | sciq_01_10405 | Echinoderms lack what type of system that in humans consists of the brain and spinal cord? | [
"peripheral nervous system",
"centralized nervous system",
"endocrine system",
"autonomic system"
] | B | Echinoderms lack respiratory and excretory systems. Instead, the thin walls of their tube feet allow oxygen to diffuse in and wastes to diffuse out. Echinoderms also lack a centralized nervous system. They have an open circulatory system and lack a heart. On the other hand, echinoderms have a well-developed coelom and ... |
medmcqa | medmcqa_05_01881 | Which among the following represents the MOST COMMON site of osteosarcoma? | [
"Lower end of femur",
"Lower end of humerus",
"Lower end of tibia",
"Upper end of femur"
] | A | Ans. A. Lower end of femurMost commonly metaphyses of long bones is involved in Osteosarcoma.Following are the most common sites of involvement:* Proximal tibia* Proximal humerus* Distal femur45% of all bone sarcomas are accounted as Osteosarcoma. It is a spindle cell neoplasm that leads to the production of bone or os... |
ARC-Challenge | arc_04_02745 | Charisma has a goldfish she keeps in a tank. She planted several underwater plants in the bottom of the tank. How are the goldfish and the plants in the tank similar? | [
"Both add oxygen to the water.",
"Both perform photosynthesis.",
"Both are made up of cells.",
"Both eat food."
] | C | null |
medmcqa | medmcqa_05_03596 | Bence Jones proteins are composed of: | [
"Light chains",
"Heavy chains",
"Cryoglobulins",
"Constitutive enzyme"
] | A | Bence Jones proteins are immunoglobulin free light chains excreted in the urine of patients with multiple myeloma. During antibody synthesis a small excess of light chains are produced and are excreted. Hypergammaglobulinemic states such as rheumatoid ahritis and chronic infection are associated with the excretion of p... |
sciq | sciq_01_09358 | Light from objects at different distances is focused by what part of the eye? | [
"lens",
"meniscus",
"iris",
"pupil"
] | A | Light from objects at different distances is focused by the lens of the eye. Muscles in the eye control the shape of the lens so the light is focused on the back of the eye no matter how far the object is from the lens. |
math_qa | mathqa_03_04999 | the cost price of an article is 36 % of the marked price . calculate the gain percent after allowing a discount of 20 % . | [
"22.2 %",
"36 %",
"80 %",
"122.2 %"
] | D | "sol . let marked price = rs . 100 . then , c . p . = rs . 36 . s . p = rs . 80 . â ˆ ´ gain % = [ 44 / 36 * 100 ] % = 122.2 % . answer d" |
sciq | sciq_01_01286 | Since the electric field lines point radially away from the charge, they are perpendicular to what? | [
"singularity lines",
"archetypical lines",
"magnetic field lines",
"equipotential lines"
] | D | 19.4 Equipotential Lines We can represent electric potentials (voltages) pictorially, just as we drew pictures to illustrate electric fields. Of course, the two are related. Consider Figure 19.8, which shows an isolated positive point charge and its electric field lines. Electric field lines radiate out from a positive... |
math_qa | mathqa_03_01723 | two trains are moving in opposite directions at 60 km / hr and 90 km / hr . their lengths are 1.10 km and 1.15 km respectively . the time taken by the slower train to cross the faster train in seconds is ? | [
"65 sec",
"54 sec",
"48 sec",
"33 sec"
] | B | "relative speed = 60 + 90 = 150 km / hr . = 150 * 5 / 18 = 125 / 3 m / sec . distance covered = 1.10 + 1.15 = 2.25 km = 2250 m . required time = 2250 * 3 / 125 = 54 sec . answer : b" |
sciq | sciq_01_02517 | During which stage of development do all the major organs begin to form? | [
"nascent",
"transgenic",
"third trimester",
"embryonic"
] | D | After cells differentiate, all the major organs begin to form during the remaining weeks of embryonic development. A few of the developments that occur in the embryo during weeks 4 through 8 are listed in Figure below . As the embryo develops, it also grows in size. By the eighth week of development, the embryo is abou... |
ARC-Challenge | arc_04_02308 | Cell membranes are described as selectively permeable. Four students were asked to explain what this means and provided the answers given below.Student 1: Cell membranes prevent all materials from entering the cell.Student 2: Cell membranes only provide structural support for the cell.Student 3: Cell membranes regulate... | [
"Student 1",
"Student 2",
"Student 3",
"Student 4"
] | C | null |
ARC-Easy | arc_04_01632 | Which of the following is visible through a reflecting telescope? | [
"planets around other stars",
"black holes in deep space",
"moons around Jupiter",
"surface of Saturn"
] | C | null |
sciq | sciq_01_11065 | What separates and strongly unites bodies of adjacent vertebrae? | [
"intervertebral disc",
"synovial fluid",
"interstitial fluid",
"collagen fibers"
] | A | General Structure of a Vertebra Within the different regions of the vertebral column, vertebrae vary in size and shape, but they all follow a similar structural pattern. A typical vertebra will consist of a body, a vertebral arch, and seven processes (Figure 7.23). The body is the anterior portion of each vertebra and ... |
medmcqa | medmcqa_05_01444 | Shigella are be divided into subgroup on the basis of ability to ferment - | [
"Lactose",
"Maltose",
"Fructose",
"Mannitol"
] | D | Ans. is 'd' i.e., Mannitol Fermentation of mannitol is of impoance in classification Shigella Mannitol fermenting Mannitol nonfermenting . Sh. flexneri (sub group B) Sh. dysenteriae (sub group A) . Sh boydii (sub group C) . Sh. Sonnei (sub group D) |
sciq | sciq_01_02807 | What process is the opposite of nitrogen fixation? | [
"respiration",
"denitrification",
"percolation",
"digestion"
] | B | When plants and other organisms die, decomposers break down their remains. In the process, they release nitrogen in the form of ammonium ions. This process is called ammonification. Nitrifying bacteria change the ammonium ions into nitrites and nitrates. Some of the nitrates are used by plants. The process of convertin... |
medmcqa | medmcqa_05_01765 | The most common early post-operative complication of ileostomy is: | [
"Obstruction",
"Necrosis",
"Diarrhea",
"Prolapse"
] | B | Ans. b. Necrosis Stoma necrosis may occur in the early post-operative period and usually is caused by skeletonizing the distal small bowel and/or creating an overly tight fascia! defect Stomal Complications Early (RAPID-0) Late (SPF-GO Stoma Retraction* Stenosisdeg Abscess formation Prolapsedeg Poor location Parastomal... |
sciq | sciq_01_11340 | For skeletal development, the most common template is what? | [
"membrane",
"cartilage",
"calcium",
"collagen"
] | B | Cartilage Templates Bone is a replacement tissue; that is, it uses a model tissue on which to lay down its mineral matrix. For skeletal development, the most common template is cartilage. During fetal development, a framework is laid down that determines where bones will form. This framework is a flexible, semi-solid m... |
math_qa | mathqa_03_00677 | a worker is paid rs . 20 / - for a full days work . he works 11 / 32 / 31 / 8.3 / 4 days in a week . what is the total amount paid for that worker ? | [
"56.5 rupees",
"58.5 rupees",
"57.5 rupees",
"59.5 rupees"
] | C | the total days worked = 1 + 0.333 + 0.667 + 0.125 + 0.75 = 2.875 days amount for 2.875 days is ( 2.875 * 20 ) 57.5 rupees answer : c |
medmcqa | medmcqa_05_01200 | Papilledema is caused by: | [
"Vitamin A intoxication",
"Vitamin D intoxication",
"Vitamin E intoxication",
"Vitamin B intoxication"
] | A | (Vitamin A): Ref: (532-Park 20th) Vitamin A intoxicationAcute toxicity: - Increased intracranial pressure vertigo, diplopia, buldging frontanels in children, seizures, and exfoliative dermatitisChronic toxicity: - Dry skin, cheilosis, glossitis, vomiting, alopecia, bone pain hypercalcemia, lymph node enlargement, hyper... |
medmcqa | medmcqa_05_04895 | Measles vaccination compagin between 9-14 years age for elimination is - | [
"Keep up",
"Follow up",
"Mop up",
"Catch up"
] | D | WHO's measles elimination strategy comprises a three part vaccination strategy, i.e. :-
i) Catch-up → One-time, nationwide vaccination campaign targeting usually all children aged 9 months to 14 years regardless of history of measles disease or vaccination status.
ii) Keep-up → Routine services aimed at vaccinating mo... |
math_qa | mathqa_03_00675 | a train of 24 carriages , each of 60 meters length , when an engine also of 60 meters length is running at a speed of 60 kmph . in what time will the train cross a bridge 3.5 km long ? | [
"4",
"3",
"5",
"7"
] | C | "d = 25 * 60 + 3500 = 5000 m t = 5000 / 60 * 18 / 5 = 300 sec = 5 mins answer : c" |
math_qa | mathqa_03_01692 | the average marks of a class of 28 students is 40 and that of another class of 50 students is 60 . find the average marks of all the students ? | [
"52.2",
"59.5",
"52.8",
"52.5"
] | C | "sum of the marks for the class of 28 students = 28 * 40 = 1120 sum of the marks for the class of 50 students = 50 * 60 = 3000 sum of the marks for the class of 78 students = 1120 + 3000 = 4120 average marks of all the students = 4120 / 78 = 52.8 answer : c" |
math_qa | mathqa_03_03705 | if the length of the side of a square is doubled , what is the ratio of the areas of the original square to the area of the new square ? | [
"1 : 4'",
"2 : 4'",
"3 : 4'",
"4 : 4'"
] | A | solution if x be the side of the original square , then its area is equal to x 2 if x is doubled to 2 x , then the new area is equal to ( 2 x ) 2 = 4 x 2 the ratio of the areas of the original square to the area of the new square x 2 / ( 4 x 2 ) = 1 / 4 or 1 : 4 answer is a |
sciq | sciq_01_07174 | What property is defined as the magnitude or size of displacement between two positions? | [
"gravity",
"Distance",
"passing",
"distance"
] | D | Distance Although displacement is described in terms of direction, distance is not. Distance is defined to be the magnitude or size of displacement between two positions. Note that the distance between two positions is not the same as the distance traveled between them. Distance traveled is the total length of the path... |
math_qa | mathqa_03_01831 | in a class , 7 students like to play basketball and 5 like to play cricket . 3 students like to play on both basketball and cricket . how many students like to play basketball or cricket or both ? | [
"12",
"15",
"16",
"9"
] | D | "draw a venn diagram yourself ! b + c - bc = number of students that play either basketball or cricket 7 + 5 - 3 = 9 d )" |
medmcqa | medmcqa_05_03310 | Dorsal pterygium of nail is seen in: | [
"Lichen planus",
"Scleroderma",
"Psoriasis",
"Systemic lupus erythematosus"
] | A | Ans. a. Lichen planusNail pterygium is a wing-shaped deformity of nail due to a central fibrotic band which divides the nail into two parts in the proximal area.Dorsal pterygium is seen in lichen planus.Ventral pterygium is seen in trauma, systemic sclerosis, Raynaud phenomenon, lupus erythematosus, familial subungual ... |
medmcqa | medmcqa_05_03633 | Virus most sensitive to inactivation by biocides ? | [
"Adenovirus",
"Herpes virus",
"Parvovirus",
"Poliovirus"
] | B | Ans. is 'b' i.e., Herpes virus Enveloped viruses are most sensitive to inactivation by biocides. Among the given options only Herpesvirus is enveloped virus. Adenovirus, parvovirus and poliovirus (picornavirus) are non-enveloped viruses. |
openbookqa | obqa_02_01810 | the color of an object can be discovered by | [
"seeing it",
"touching it",
"sniffing it",
"licking it"
] | A | the color of an object can be discovered by looking at that object |
openbookqa | obqa_02_01707 | A landslide is likely to occur on a slope as | [
"there is less vegetation",
"downward movement is facilitated",
"there is more debris",
"it means more shifting occurs there."
] | B | landslides often occur on mountains |
medmcqa | medmcqa_05_02015 | A 15 year-old boy presented with painful swelling over the left shoulder. Radiograph of the shoulder showed an osteolytic area with stippled calcification over the proximal humeral epiphysis. Biopsy of the lesion revealed an immature fibrous matrix with scattered giant cell. Which of the followng is the most likely dia... | [
"Gaint cell tumor",
"Chondroblastoma",
"Osteosarcoma",
"Chondromyxoid fibroma"
] | B | Painful swelling over the left shoulder, osteolytic area and stippled calcification over proximal humeral epiphysis in a 15 years old suggest the diagnosis of chondroblastoma. |
sciq | sciq_01_10412 | What cells carry oxygen? | [
"marrow cells",
"lymph cells",
"red blood cells",
"white blood cells"
] | C | Red blood cells carry oxygen, white blood cells defend the body, and platelets help blood clot. |
sciq | sciq_01_08363 | Avoiding carcinogens helps lower the risk of what? | [
"radiation",
"sunburn",
"cancer",
"colds and flu"
] | C | Making these healthy lifestyle choices can also help prevent some types of cancer. In addition, you can lower the risk of cancer by avoiding carcinogens , which are substances that cause cancer. For example, you can reduce your risk of lung cancer by not smoking. You can reduce your risk of skin cancer by using sunscre... |
medmcqa | medmcqa_05_00511 | Niacin is dangerous in diabetes mellitus because: | [
"It causes insulin resistance",
"It causes sudden hypoglycemia",
"It decreases glucagon secretion",
"It decreases effect of other OHA"
] | A | Ans. a. It causes insulin resistanceRef: Goodman Gilman 12th e/P 900Niacin causes insulin resistance and hence causes severe hyperglycemia in patients of diabetes mellitus.Hence it should be avoided in patients of diabetes mellitus. |
sciq | sciq_01_01001 | What is the term for the energy of movement? | [
"mechanical energy",
"molecular energy",
"potential energy",
"intrinsic energy"
] | A | 1. Mechanical energy is the energy of movement. It is found in objects that are moving or have the potential to move. |
sciq | sciq_01_01296 | Characterized by uncontrolled growth, cancerous cells are also called what? | [
"abnormal",
"malignant",
"toxic",
"benign"
] | B | Cancer is the uncontrolled growth of abnormal cells in the body. Cancerous cells are also called malignant cells. There are over 200 different known cancers that afflict humans. |
sciq | sciq_01_01774 | What is a push or a pull acting on an object? | [
"energy",
"pulse",
"force",
"action"
] | C | Force is a push or a pull acting on an object. Examples of force include friction and gravity. Force is a vector because it has both size and direction. The SI unit of force is the newton (N). |
sciq | sciq_01_00368 | Formic acid is found in the secretions of? | [
"stinging ants",
"stomach acid",
"acid rain",
"sweat glands"
] | A | where R can be an alkyl group, an aryl group, or a hydrogen atom. The simplest example, HCO2H, is formic acid, so called because it is found in the secretions of stinging ants (from the Latin formica, meaning “ant”). Another example is acetic acid(CH3CO2H), which is found in vinegar. Like many acids, carboxylic acids t... |
sciq | sciq_01_05690 | What theory says atoms of matter are in constant random motion? | [
"modern residual theory",
"the theory of relativity",
"sound kinetic theory",
"modern kinetic theory"
] | D | A: The modern kinetic theory of matter is remarkably similar to Democritus’ ideas about the motion of atoms. According to this theory, atoms of matter are in constant random motion. This motion is greater in gases than in liquids, and it is greater in liquids than in solids. But even in solids, atoms are constantly vib... |
openbookqa | obqa_02_00047 | The moon's surface | [
"is smooth on the entire surface",
"contains large cavities cause by explosions",
"contains an internal core of cheese",
"is filled with lakes"
] | B | the moon 's surface contains many craters |
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