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 ⌀ |
|---|---|---|---|---|---|
math_qa | mathqa_03_00453 | the product of three consecutive numbers is 504 . then the sum of the smallest two numbers is ? | [
"11",
"15",
"20",
"38"
] | B | "product of three numbers = 504 504 = 7 * 8 * 9 . so , the three numbers are 7 , 8 and 9 . and sum of smallest of these two = 7 + 8 = 15 . answer : option b" |
medmcqa | medmcqa_05_04631 | Nerve damaged during sentinel node biopsy of breast carcinoma is: (2014 Feb D. REPEAT) | [
"Intercostobrachial nerve",
"Lateral pectoral nerve",
"Long thoracic nerve",
"Nerve to latissimus dorsi"
] | A | Ans: A (Intercostobrachial nerve) Ref: Fischer JE et al, Master of Surgery, Lippincott. 2006. 5th edition, pg: 514 Explanation: "Complications of sentinel lymph node biopsy and axillary node sampling include hematoma formation, wound infection, seroma, lymphedema and damage to intercostobrachial nerve." Ref Fischer et ... |
ARC-Challenge | arc_04_03226 | Currently, Antarctica is the coldest and driest place on Earth. Paleontologists have found dinosaur fossils in rock layers below the ice. Based on this evidence, which is a reasonable conclusion about the climate of Antarctica in the past? | [
"Antarctica has always had the same climate as at present.",
"At some time in the past, Antarctica was a hot, dry desert.",
"At some time in the past, Antarctica was much warmer and wetter.",
"At some time in the past, Antarctica was colder and wetter than it is now."
] | C | null |
sciq | sciq_01_02750 | How many sperm does it take to fertilize an egg? | [
"ten",
"two",
"five",
"one"
] | D | 85 million sperm per day are produced. per testicle. That's 170,000,000 every day. This means that a single male may produce more than a quadrillion (1,000,000,000,000) sperm cells in his lifetime! But it only takes one to fertilize an egg. |
math_qa | mathqa_03_03532 | if 213 × 16 = 3408 , then 1.6 × 21.3 is equal to : | [
"0.3408",
"3.408",
"34.08",
"340.8"
] | C | "solution 1.6 × 21.3 = ( 16 / 10 x 213 / 10 ) = ( 16 x 213 / 100 ) = 3408 / 100 = 34.08 . answer c" |
medmcqa | medmcqa_05_00465 | which cranial nerve is present arround the origin of occipital aery of lower end of sternocleidomastoid muscle ? | [
"spinal accesory cranial nerve",
"superior laryngeal nerve",
"hypoglossal nerve",
"petrosal nerve"
] | C | hypoglossal nerve hooks arround the origin of occipital aery of lower end of sternocleidomastoid muscle ref : bd chaursia |
math_qa | mathqa_03_03043 | a train travels from new york to chicago , a distance of approximately 840 miles , at an average rate of 60 miles per hour and arrives in chicago at 7 : 00 in evening , chicago time . at what hour in the morning , new york time , did the train depart for chicago ? ( note : chicago time is one hour earlier than new york... | [
"3 : 00",
"4 : 00",
"5 : 00",
"6 : 00"
] | D | "7 : 00 in evening in chicago = 8 : 00 in evening in new york . so , the train was in chicago 8 : 00 in the evening , new york time . the trip took t = d / r = 840 / 60 = 14 hours . therefore , the train depart from new york at 8 : 00 - 14 hours = 6 : 00 in the morning , new york time . answer : d ." |
sciq | sciq_01_09384 | Solutions that are prepared in which a solute concentration exceeds its solubility are called what? | [
"solidified",
"supersaturated",
"instantiated",
"mineralized"
] | B | Solutions may be prepared in which a solute concentration exceeds its solubility. Such solutions are said to be supersaturated, and they are interesting examples of nonequilibrium states. For example, the carbonated beverage in an open container that has not yet “gone flat” is supersaturated with carbon dioxide gas; gi... |
medmcqa | medmcqa_05_02507 | Which of the following best represents the impoance of Rheumatoid factor in rheumatoid ahritis? | [
"Rheumatoid factor is associated with bad prognosis",
"Rheumatoid factor correlates with disease activity",
"Rheumatoid factor is very common in childhood Rheumatoid ahritis",
"Absent rheumatoid factor rules out the diagnosis of Rheumatoid ahritis"
] | A | Rheumatoid factor (RF) consists of heterogeneous autoantibodies of the IgM class that react against the Fc region of human IgG. It is found in 70% of rheumatoid ahritis patients and is associated with a worse prognosis, since higher levels of rheumatoid factor are associated with more aggressive disease, rheumatoid nod... |
math_qa | mathqa_03_03542 | the average temperature for monday , tuesday , wednesday and thursday was 48 degrees and for tuesday , wednesday , thursday and friday was 46 degrees . if the temperature on monday was 44 degrees . find the temperature on friday ? | [
"65 degrees",
"73 degrees",
"36 degrees",
"34 degrees"
] | C | "m + tu + w + th = 4 * 48 = 192 tu + w + th + f = 4 * 46 = 184 m = 44 tu + w + th = 192 - 44 = 148 f = 184 – 148 = 36 answer : c" |
medmcqa | medmcqa_05_00060 | Bronchiectasis sicca is seen with: | [
"TB",
"Peussis",
"Cystic fibrosis",
"Kaagener syndrome"
] | A | Bronchiectasis sicca- all features of bronchiectasis but absence of copious amount of sputum which is usually a hallmark of bronchiectasis. HRCT chest shows abnormal dilation of the tracheal bronchial tree ; it is present without infective sputum and occurs due to tuberculosis. |
sciq | sciq_01_06102 | Human beings depend on learned behaviors more than any other? | [
"species",
"mammals",
"Beings",
"Organisms"
] | A | Human beings depend on learned behaviors more than any other species. Think about some of the behaviors you have learned. They might include making a bed, riding a bicycle, using a computer, and playing a sport, to name just a few. You may have learned each of the behaviors in different ways. There are several differen... |
sciq | sciq_01_11528 | What are the three primary pigment colors? | [
"cyan, yellow, magenta",
"red, green, blue",
"red, white, blue",
"green, orange, purple"
] | A | Pigments are substances that color materials by reflecting light of certain wavelengths and absorbing light of other wavelengths. The primary pigment colors are cyan, yellow, and magenta. They can be combined to produce all other colors. |
sciq | sciq_01_07211 | What effect causes winds and currents to form circular patterns? | [
"horse latitudes",
"jet stream",
"centrifugal effect",
"coriolis effect"
] | D | The Coriolis effect causes winds and currents to form circular patterns. The direction that they spin depends on the hemisphere that they are in. |
openbookqa | obqa_02_00980 | Which of the following are found in woodlands? | [
"Scorpions",
"Crickets",
"Camels",
"Whales"
] | B | some crickets live in forests |
medmcqa | medmcqa_05_01120 | A 6 years old boy presented with Complex seizures per day in spite of adequate 4 drug antiepileptic regime. He had history of repeated high-grade fever in childhood. MRI for epilepsy protocol revealed normal brain scan. Which of the following will not be helpful for functional imaging of brain? | [
"MDCT",
"SPECT imaging",
"Interictal 18F-FDG PET",
"Video EEG with Ictal 99mTc- HMPAO study of brain"
] | A | Brain perfusion study using perfusion agents like Tc-99m HMPAO, i.e., Tc-9W6HMPAO brain SPECT is indicated in acute cerebral infarct imaging before evidence of CT/MRI pathology, when positive findings are seen with 1 hour of event. Brain metabolic rate and functional activity study by using 18F –FDG PET is indicated in... |
openbookqa | obqa_02_01474 | A student waiting for class to be over, in the last minute until the bell rings | [
"watches a UFO",
"works at factories",
"counts down portions",
"sleeps at home"
] | C | seconds are used to measure time |
math_qa | mathqa_03_00966 | the distance between two cities a and b is 465 km . a train starts from a at 8 a . m . and travel towards b at 60 km / hr . another train starts from b at 9 a . m and travels towards a at 75 km / hr . at what time do they meet ? | [
"09",
"07",
"12",
"05"
] | C | "explanation : suppose they meet x hrs after 8 a . m then , [ distance moved by first in x hrs ] + [ distance moved by second in ( x - 1 ) hrs ] = 465 therefore , 60 x + 75 ( x - 1 ) = 465 = > x = 3 . so , they meet at ( 8 + 4 ) i . e , 12 noon answer : c )" |
openbookqa | obqa_02_03389 | An example of pollution might be | [
"recycling old glass to make a house",
"throwing plastic in the ocean",
"donating clothes to a thrift shop",
"Using old shirts to make a blanket"
] | B | pollution is a source of pollutants |
medmcqa | medmcqa_05_02844 | Chediak Higashi syndrome is characterisedwhich of the following defect of patelets? | [
"Platelet formation",
"Platelet adhesion",
"Platelet aggregation",
"Platelet granule release"
] | D | Ans. is 'd' i.e., Platelet granule release |
medmcqa | medmcqa_05_04388 | The ratio of ICF volume to Extracellular fluid volume reaches adult values at the age of | [
"1 year",
"2 years",
"3 years",
"4 years"
] | A | Total body water is divided between 2 main compaments: intracellular fluid (ICF) and extracellular fluid (ECF). In the fetus and newborn, the ECF volume is larger than the ICF volume. The normal postnatal diuresis causes an immediate decrease in the ECF volume. This is followed by continued expansion of the ICF volume,... |
sciq | sciq_01_01253 | Most molecular compounds that have a mass similar to water are in what state of matter at room temperature? | [
"gas",
"solid",
"liquid",
"vapor"
] | A | The hydrogen bonding that occurs in water leads to some unusual, but very important properties. Most molecular compounds that have a mass similar to water are gases at room temperature. Because of the strong hydrogen bonds, water molecules are able to stay condensed in the liquid state. The Figure below shows how the b... |
openbookqa | obqa_02_01855 | A person notes that the moon goes through various phases and eventually repeats these phases over the course of | [
"every other new month",
"about six more days",
"just over a month",
"just under a month"
] | D | a revolution of the moon around the Earth takes 1 month |
ARC-Challenge | arc_04_03106 | Which mechanism is not an example of a negative feedback mechanism in the human body? | [
"contracting muscles",
"regulating blood pressure",
"regulating body temperature",
"maintaining blood sugar level"
] | A | null |
sciq | sciq_01_09701 | Silicon with an element that gives it extra electrons is which type of semiconductor? | [
"i.g - type",
"m. Type",
"k. - type",
"n-type"
] | D | An n-type (negative-type) semiconductor consists of silicon and an element such as phosphorus that gives the silicon crystal extra electrons. You can see this in the Figure above . An n-type semiconductor is like the negative terminal of a battery. |
math_qa | mathqa_03_03311 | in a survey of political preferences , 78 % of those asked were in favour of at least one of the proposals : i , ii and iii . 50 % of those asked favoured proposal i , 30 % favoured proposal ii , and 20 % favoured proposal iii . if 5 % of those asked favoured all 3 of the proposals , what x percentage of those asked fa... | [
"10",
"12",
"17",
"22"
] | C | bunuel , my answer for exactly 2 people was 17 and this was my approach : 100 % = ( a + b + c ) - ( anb + anc + bnc ) - 5 % + 22 % which leads me to x = 100 % = ( 50 + 30 + 20 ) - ( at least 2 people ) - 5 % + 22 % . c |
sciq | sciq_01_08556 | What colors in a neon sign represent real neon? | [
"purple, blue",
"red, orange",
"blue, green",
"yellow, white"
] | B | “Neon” signs are familiar examples of gas discharge tubes. However, only signs that glow with the red-orange color seen in the figure are actually filled with neon. Signs of other colors contain different gases or mixtures of gases. |
math_qa | mathqa_03_03174 | if the annual increase in the population of a town is 4 % and the present number of people is 15625 , what will the population be in 3 years ? | [
"15265",
"16458",
"25600",
"17576"
] | D | "the required population is = 15625 ( 1 + 4 / 100 ) ^ 3 = 15625 * 26 / 25 * 26 / 25 * 26 / 25 = 17576 answer is d" |
medmcqa | medmcqa_05_01499 | In a premature baby with convulsion after 2 days of bih, first investigation to be done is: | [
"Transcranial USG",
"MRI",
"Skull radiography",
"CT skull"
] | A | - Intracranial hemorrhage can be a common cause for seizures in a preterm neonate, - It can be picked up easily on a transcranial USG through the open anterior fontanelle. |
sciq | sciq_01_06026 | What type of carbons may be gases, liquids, or solids at room temperature? | [
"graphites",
"hydrocarbons",
"amorphous",
"diamonds"
] | B | Hydrocarbons vary greatly in size, which influences properties such as melting and boiling points. At room temperature, hydrocarbons may be gases, liquids, or solids. They are generally nonpolar and do not dissolve in water. |
medmcqa | medmcqa_05_02542 | Coventional X-ray film is made of? | [
"Silver chloride",
"Silver bromide",
"Silver nitrate",
"Gold chloride"
] | B | *The Photosensitive material used in Xray film is Silver bromide *Double coated emulsions of silver halides,mainly silver bromide is used in conventional radiography. Silver halide is the lightsensitive material in the emulsion. The halide in medical x-ray film is about 90 to 99% silver bromide and about 1 to 10% silve... |
ARC-Easy | arc_04_00122 | For a technology project, Kyle came up with an idea to build a model bridge. He wants his bridge to span 50 cm and to support a 1 kg object. According to the engineering design process, which of the following should be Kyle's next step? | [
"construct prototypes of different kinds of bridges",
"research the different designs of bridges",
"gather the materials needed to build the bridge",
"make a drawing to show how to build the bridge"
] | B | null |
ARC-Easy | arc_04_00215 | A simple machine that helps move a flag up a flagpole is | [
"a bar magnet",
"an inclined plane",
"a pulley",
"a lever"
] | C | null |
math_qa | mathqa_03_04346 | what is 15 percent of 44 ? | [
"6.6",
"7.8",
"8.9",
"9.4"
] | A | "( 15 / 100 ) * 44 = 6.6 the answer is a ." |
medmcqa | medmcqa_05_04317 | Which of the following is not a potential aetiology of peripheral cyanosis? | [
"Cold exposure",
"Deep venous thrombosis",
"Methemoglobinemia",
"Peripheral vascular disease"
] | C | In the evaluation of cyanosis, the first step is to differentiate central from peripheral cyanosis. In central cyanosis, because the etiology is either reduced oxygen saturation or abnormal hemoglobin, the physical findings include bluish discoloration of both mucous membranes and skin.In contrast, peripheral cyanosis ... |
sciq | sciq_01_08684 | Elements below the second period, such as silicon, do not form what as readily as second-period elements, and when they do form, they are weaker than those formed by second-period elements? | [
"n bonds",
"covalent bonds",
"k. bonds",
"magnetic bonds"
] | A | Silicon dioxide, silica, occurs in both crystalline and amorphous forms. The usual crystalline form of silicon dioxide is quartz, a hard, brittle, clear, colorless solid. It is useful in many ways—for architectural decorations, semiprecious jewels, and frequency control in radio transmitters. Silica takes many crystall... |
openbookqa | obqa_02_03700 | during the winter, a man's central heating stops functioning. Which of these could be a lifeline? | [
"cranking on the air conditioner",
"leaving the oven lid open",
"leaving the fan on",
"leaving the window open"
] | B | an oven is a source of heat |
ARC-Challenge | arc_04_03006 | Many stars can be seen in the sky at night. Which statement best explains why the Sun appears brighter than the stars seen in the night sky? | [
"The Sun is bigger than the stars seen in the night sky.",
"The Sun is smaller than the stars seen in the night sky.",
"The Sun is closer to Earth than the stars seen in the night sky.",
"The Sun is farther from Earth than the stars seen in the night sky."
] | C | null |
medmcqa | medmcqa_05_03809 | 28 year old primigravida gave birth to a male child which presented with midline dimple and tuft of hair in the lower back, which vitamin supplementation could have possibly prevented this if if was due to nutritional deficiency in the mother | [
"Vitamin B9",
"Vitamin B6",
"Vitamin B12",
"Vitamin B3"
] | A | The child has presented with spina bifida occulta.
Vitamin B9 (folic acid) deficiency in pregnant female can cause neural tube defects (spina bifida, Anencephaly) in the baby. |
math_qa | mathqa_03_01102 | how many pieces of 0.42 meteres can be cut from a rod 36.5 meteres long | [
"30",
"40",
"86",
"89"
] | C | "explanation : we need so simple divide 36.5 / 0.42 , = ( 3650 / 42 ) = 86 option c" |
sciq | sciq_01_02351 | Thylakoids in a chloroplast contain what plant pigment? | [
"ultramarine",
"dye",
"chlorophyll",
"melanin"
] | C | The structure of a chloroplast is shown in Figure below . The chloroplast is surrounded by two membranes. Inside the chloroplast are stacks of flattened sacs of membrane, called thylakoids . The thylakoids contain chlorophyll. Surrounding the thylakoids is a space called the stroma . The stroma is filled with watery ("... |
sciq | sciq_01_01349 | How much can the bacteria in your gut weigh? | [
"2 pounds",
"2 kilograms",
"2.15 pounds",
"2.2 pounds"
] | A | Lastly, keep in mind the small size of bacteria. Together, all the bacteria in your gut may weight just about 2 pounds. |
openbookqa | obqa_02_02050 | Which would directly follow the appearance of grey clouds? | [
"UFOs",
"planes",
"sleet",
"tsunami"
] | C | grey clouds are a source of precipitation |
medmcqa | medmcqa_05_01856 | A 30-year-old female presents with a 3-month history of 10kg weight loss despite an increased appetite. She also complains of anxiety, diarrhea and amenorrhea. Examination reveals a fine tremor, brisk reflexes and a systolic murmur heard throughout the precordium. A urine pregnancy screen was negative. What is the most... | [
"Pulsus paradoxus",
"Collapsing pulse",
"Irregularly irregular pulse",
"Pulsus alternans"
] | C | Female, weight loss in spite of appetite, amenorrhea, tremors, brisk reflexes are features of Thyrotoxicosis Option A- Pulses Paradoxus is feature of C. Tamponade it is ruled out Option B- Collapsing pulse- Rapidly rising pulse, which collapses suddenly as aerial pressure falls rapidly, during late systole and diastole... |
openbookqa | obqa_02_00107 | The sun is a source of which, first and foremost? | [
"Light",
"Energy",
"Heat",
"Nutrients)"
] | A | the sun is a source of light called sunlight |
sciq | sciq_01_01345 | The duodenum, the jejunum, and the ileum are the main regions of which organ? | [
"lungs",
"large intestine",
"heart",
"small intestine"
] | D | 23.5 The Small and Large Intestines The three main regions of the small intestine are the duodenum, the jejunum, and the ileum. The small intestine is where digestion is completed and virtually all absorption occurs. These two activities are facilitated by structural adaptations that increase the mucosal surface area b... |
sciq | sciq_01_03327 | What is your body made up of? | [
"trillions of cells",
"millions of elements",
"energy",
"skin"
] | A | According to the cell theory , all living things are made up of cells, which is the structural unit of living organisms, and living cells always come from other living cells. In fact, each living thing begins life as a single cell. Some living things, such as bacteria, remain single-celled. Other living things, includi... |
medmcqa | medmcqa_05_03817 | Classification of staphylococcus is based on - | [
"Catalase test",
"Coagulase test",
"Mannitol fermentation",
"Optochin sensitivity"
] | B | Ans. is 'b' i.e., Coagulase test * Medically important staphylococci that causing human disease are divided into two groups1. Coagulase positive: Staphylococcus aureus.2. Coagulase negative: Staphylococcus epidermidis, Staphylococcus haemolyticus, Staphylococcus saprophyticus. |
math_qa | mathqa_03_03701 | 288 ã · ? ã — 15 + 270 = 405 | [
"24",
"25",
"32",
"39"
] | C | "explanation : 288 ã · ? ã — 15 = 405 - 270 = 135 ( 288 ã — 15 ) / ? = 135 ? = ( 288 ã — 15 ) / 135 = 32 answer : option c" |
math_qa | mathqa_03_03506 | the h . c . f . of two numbers is 23 and the other two factors of their l . c . m . are 13 and 17 . the larger of the two numbers is : | [
"276",
"299",
"391",
"345"
] | C | "clearly , the numbers are ( 23 x 13 ) and ( 23 x 17 ) . larger number = ( 23 x 17 ) = 391 . answer : option c" |
ARC-Challenge | arc_04_02870 | A student recorded the growth rate of plants grown in the presence of two different types of music. Plants grown in the presence of one type of music grew faster than the other plants. Before reporting a conclusion, which should the student most likely do? | [
"use different plants",
"do the experiment again",
"add a third type of music",
"use fewer plants"
] | B | null |
math_qa | mathqa_03_00137 | of the goose eggs laid at a certain pond , 2 / 3 hatched and 3 / 4 of the geese that hatched from those eggs survived the first month . of the geese that survived the first month , 3 / 5 did not survive the first year . if 110 geese survived the first year and if no more than one goose hatched from each egg , how many ... | [
"280",
"400",
"540",
"550"
] | D | "of the goose eggs laid at a certain pond , 2 / 3 hatched and 3 / 4 of the geese that hatched from those eggs survived the first month : 2 / 3 * 3 / 4 = 1 / 2 survived the first month . of the geese that survived the first month , 3 / 5 did not survive the first year : ( 1 - 3 / 5 ) * 1 / 2 = 1 / 5 survived the first y... |
medmcqa | medmcqa_05_04364 | Synchysis refers to: | [
"Liquefaction of the vitreous",
"Black spots in front of the eyes",
"Collapse of the vitreous",
"Detachment of the vitreous"
] | A | Ans. Liquefaction of the vitreous |
ARC-Easy | arc_04_00216 | Which cellular structure allows nutrients to pass into cells? | [
"mitochondrion",
"nucleus",
"membrane",
"chloroplast"
] | C | null |
medmcqa | medmcqa_05_00902 | Drug of choice for akathesia caused by use of haloperidol is | [
"Propranolol",
"Benzhexol",
"Diazepam",
"Levodopa"
] | A | EPS Drug Of Choice Dystonia Benzhexol Akathisia Propranolol Parkinsonism Benzhexol Malignant neuroleptic syndrome Dantrolene Tardive dyskinesia Valbenazine |
math_qa | mathqa_03_01518 | the annual interest rate earned by an investment increased by 10 percent from last year to this year . if the annual interest rate earned by the investment this year was 9 percent , what was the annual interest rate last year ? | [
"1 %",
"1.1 %",
"8.18 %",
"10 %"
] | C | "9 = 1.1 * x x = 8.18 % answer c )" |
math_qa | mathqa_03_04945 | find the least number must be subtracted from 724946 so that remaining no . is divisible by 10 ? | [
"0",
"2",
"4",
"6"
] | D | "on dividing 724946 by 10 we get the remainder 6 , so 6 should be subtracted d" |
ARC-Easy | arc_04_02100 | Angela wants to report daily weather conditions. In which unit should Angela record the air temperature? | [
"degrees Celsius",
"centimeters",
"milliliters",
"grams"
] | A | null |
medmcqa | medmcqa_05_00893 | Which of the following is an selective a 2 antagonist? | [
"Prazosin",
"Labetalol",
"Yohimbine",
"Butoxamine"
] | C | Ans. is 'c' i.e., Yohimbine Selective a2-antagonists are yohimbine and idozoxon. |
ARC-Challenge | arc_04_03055 | Which of the following represents the velocity of a moving object? | [
"40",
"40 m north",
"40 m/s",
"40 m/s north"
] | D | null |
medmcqa | medmcqa_05_00463 | Her2/neu gene is on which chromosome? | [
"13",
"14",
"15",
"17"
] | D | Answer- D. 17ERBB2, a known proto-oncogene, located at the long arm of human chromosome 17 (17q12)HER2 is a member of the human epidermal growth factor receptor (HER/EGFR/ERBB) which is plasma membrane-bound receptor tyrosine kinase. |
ARC-Challenge | arc_04_02843 | Kailey and LeAnn were preparing a report on ocean tides. Which information should they include in their report concerning the greatest influence on the strength of a high tide in a particular area? | [
"the position of the Moon around Earth",
"the position of Earth around the Sun",
"the rotation of the Moon",
"the rotation of Earth"
] | A | null |
math_qa | mathqa_03_04466 | at joel ’ s bookstore , the current inventory is 40 % historical fiction . of the historical fiction books , 40 % are new releases , while 20 % of the other books are new releases . what fraction of all new releases are the historical fiction new releases ? | [
"4 / 25",
"8 / 23",
"2 / 5",
"8 / 14"
] | D | "let there be 100 books in all historic fiction books = 40 % of total = 40 other books = 60 new historic fiction = 40 % of 40 = 16 other new books = 20 % of 60 = 12 total new books = 28 fraction = 16 / 28 = 8 / 14 ans : d" |
math_qa | mathqa_03_03994 | a question paper has 2 parts , a & b , each containing 6 questions . if a student has to choose 4 from part a & 3 from part b , in how many ways can he choose the questions ? | [
"100",
"200",
"350",
"150"
] | D | "there 6 questions in part a out of which 4 question can be chosen as = 6 c 4 . similarly , 3 questions can be chosen from 6 questions of part b as = 6 c 3 . hence , total number of ways , = 6 c 4 * 6 c 3 = [ 6 ! / ( 2 ! 4 ! ) ] * [ 6 ! / ( 3 ! * 3 ! ) ] = { 15 } * { 6 * 5 * 4 * 3 / ( 3 * 2 * 1 ) } = 300 . d" |
sciq | sciq_01_04539 | What property allows cut logs to float on water? | [
"density",
"polarity",
"precipitation",
"heat"
] | A | After trees are cut, logging companies often move these materials down a river to a sawmill where they can be shaped into building materials or other products. The logs float on the water because they are less dense than the water they are in. Knowledge of density is important in the characterization and separation of ... |
medmcqa | medmcqa_05_00800 | Non-Frame shift Mutation of Dystrophin gene causes: | [
"Duchenne Muscular dystrophy",
"Becker's Muscular Dystrophy",
"Myotonic Dystrophy",
"Limb Girdle Dystrophy"
] | B | Duchenne&;s and Becker&;s Muscular Dystrophies are both caused by a mutation on the dystrophin gene located on the X Chromosome (Xp21). An out-of-Frame mutation typically results in complete disruption of dystrophin production and causes Duchenne&;s Dystrophy. An in-Frame mutation results in a shoened but semi-function... |
sciq | sciq_01_08570 | Untreated chlamydia can lead to pelvic inflammatory disease, which affects what organ system? | [
"female reproductive system",
"endocrine system",
"nervous system",
"circulatory system"
] | A | Symptoms of chlamydia may include a burning sensation during urination and a discharge from the vagina or penis. Chlamydia can be cured with antibiotics , but often there are no symptoms, so people do not seek treatment. Untreated chlamydia can lead to more serious problems, such as pelvic inflammatory disease (PID) . ... |
sciq | sciq_01_01567 | The acidity of a solution is typically assessed experimentally by measurement of its what? | [
"color",
"density",
"ph",
"mass"
] | C | The acidity of a solution is typically assessed experimentally by measurement of its pH. The pOH of a solution is not usually measured, as it is easily calculated from an experimentally determined pH value. The pH of a solution can be directly measured using a pH meter (Figure 14.4). |
sciq | sciq_01_01100 | What type of field does earth have? | [
"force field",
"magnetic",
"seismic",
"atmospheric"
] | B | Earth has a magnetic field ( Figure below ). The magnetic field has north and south poles. The field extends several thousand kilometers into space. Earth’s magnetic field is created by the movements of molten metal in the outer core. |
math_qa | mathqa_03_03838 | cereal a is 10 % sugar by weight , whereas healthier but less delicious cereal b is 3 % sugar by weight . to make a delicious and healthy mixture that is 5 % sugar , what should be the ratio of cereal a to cereal b , by weight ? | [
"2 : 5",
"2 : 7",
"1 : 6",
"1 : 4"
] | A | "ratio of a / ratio of b = ( average wt of mixture - wt of b ) / ( wt of a - average wt of mixture ) = > ratio of a / ratio of b = ( 5 - 3 ) / ( 10 - 5 ) = 2 / 5 so they should be mixed in the ratio 2 : 5 answer - a" |
sciq | sciq_01_04095 | Fructose and lactose are types of sugars broken down by the body to form what, which is the simplest sugar of all? | [
"sucrose",
"glutamate",
"glucose",
"carbohydrate"
] | C | Sugars are small, simple carbohydrates that are found in foods such as fruits and milk. The sugar found in fruits is called fructose. The sugar found in milk is called lactose. These sugars are broken down by the body to form glucose (C 6 H 12 O 6 ), the simplest sugar of all. |
sciq | sciq_01_02782 | Name the closest living relatives of tetrapods? | [
"shrimp",
"lungfishes",
"lumpfishes",
"spinefishes"
] | B | |
math_qa | mathqa_03_00932 | a is twice as good a work man as b and together they finish the work in 6 days . in how many days a alone can finish the work ? | [
"3",
"9",
"7",
"2"
] | B | "wc = 2 : 1 2 x + x = 1 / 6 = > x = 1 / 18 2 x = 1 / 9 a can do the work in 9 days . answer : b" |
medmcqa | medmcqa_05_04200 | Lipodermatosclerosis is most commonly seen at ? | [
"Anterior aspect of leg",
"Medial aspect of leg",
"Anterior aspect of thigh",
"Posterior aspect of thigh"
] | B | Lipodermatosclerosis is chronic inflammation and fibrosis of skin and subcutaneous tissue, resulting in a woody leg, often affects calf muscles. So better answer is medial side of leg Feature of chronic venous disease. Reference: Bailey and love, 27th edition, page number 973,984.(pa 10, vascular) |
sciq | sciq_01_06462 | What occurs when a substance reacts quickly with oxygen? | [
"convection",
"combustion reaction",
"oxidation",
"catalytic conversion"
] | B | A combustion reaction occurs when a substance reacts quickly with oxygen (O 2 ). You can see an example of a combustion reaction in Figure below . Combustion is commonly called burning. The substance that burns is usually referred to as fuel. The products of a combustion reaction include carbon dioxide (CO 2 ) and wate... |
sciq | sciq_01_11581 | What is the network of fibers that organizes structures and activities in the cell called? | [
"cytoskeleton",
"cytoplasm",
"DNA",
"enzymes"
] | A | 6.6 The cytoskeleton is a network of fibers that organizes structures and activities in the cell. |
ARC-Challenge | arc_04_02228 | Which factor can increase the amount of sulfur dioxide in the air? | [
"applying too much fertilizer to agricultural fields",
"operation of coal-fired electric generating plants",
"a hot summer day",
"too much rain"
] | B | null |
sciq | sciq_01_06377 | The head of the sperm contains what, which holds the chromosomes? | [
"nucleus",
"fiber",
"eggs",
"nerve cells"
] | A | The head of the sperm contains the nucleus. The nucleus holds the chromosomes. In humans, the nucleus of a sperm cell contains 23 chromosomes. The acrosome on the head contains enzymes that help the sperm penetrate an egg. |
openbookqa | obqa_02_03894 | a paper clip is often made of ferromagnetic | [
"hard shiny material",
"cake",
"water",
"rubber"
] | A | a paper clip is often made of ferromagnetic metals |
math_qa | mathqa_03_03143 | how many 3 - digits number are palindromic numbers ? a palindromic number reads the same forward and backward , example 121 . | [
"90",
"610",
"729",
"900"
] | A | "take the task of building palindromes and break it intostages . stage 1 : select the hundreds digit we can choose 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , or 9 so , we can complete stage 1 in 9 ways stage 2 : select the tens digit we can choose 0 , 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , or 9 so , we can complete stage 2 in 10 ways im... |
medmcqa | medmcqa_05_02071 | Casoni test is positive in: | [
"Diphtheria",
"Scarlet fever",
"Echinococcus",
"Kala Azar"
] | C | Echinococcus |
sciq | sciq_01_05652 | What makes water change to a different state? | [
"gravity",
"pressure",
"time",
"temperature"
] | D | The state the water is in depends upon the temperature. Each state (solid, liquid, and gas) has its own unique set of physical properties. |
medmcqa | medmcqa_05_04849 | Which of the following is used to maintain abstinence in alcohol dependence? REPEAT | [
"Naltrexone",
"Clonidine",
"Disulfiram",
"Naloxone"
] | A | Essentials of medical pharmacology; k.d tripathi ;7th edition; pg.no. 393; Naltrexone ,the studies have demonstrated involvement of opioid system in pleasurable reinforcing effect of alcohol through dopamine mediated reward function .The post addict treated with the long acting opioid antagonist does not experience the... |
medmcqa | medmcqa_05_00349 | In case of deaths due to asphyxia, the pa which should be dissected last is: | [
"Neck",
"Thorax",
"Abdomen",
"Skull"
] | A | A i.e. Neck In cases of death due to asphyxia, especially in hanging & strangulation, neck should be opened lastQ, so as to provide a clear field devoid of blood during dissection thus avoiding aificial haemorrhages. - In these cases, skull is opened first and brain is taken out to drain out the blood from neck. And ch... |
sciq | sciq_01_05339 | Because collisions are ______, energy can be transferred between molecules during them. | [
"elastic",
"preservative",
"inelastic",
"conductive"
] | A | Energy can be transferred between molecules during collisions. Collisions are completely elastic. |
ARC-Challenge | arc_04_02583 | Electricity has many uses. Which device is designed to transform electrical energy into useful heat energy? | [
"a clock radio",
"an electric stove",
"an electric motor",
"a battery charger"
] | B | null |
math_qa | mathqa_03_04425 | at a garage sale , all of the items were sold at different prices . if the price of a radio sold at the garage sale was both the 14 th highest price and the 21 st lowest price among the prices of the items sold , how many items were sold at the garage sale ? | [
"33",
"34",
"35",
"36"
] | B | there were 13 items sold at a higher price than the radio and 20 items sold at a lower price than the radio . including the radio , there were 13 + 20 + 1 = 34 items sold . the answer is b . |
openbookqa | obqa_02_00082 | who would see better through an underground tunnel? | [
"a boy with a pen",
"a man with a stick",
"a man with a spoon",
"a man with a candle and match"
] | D | a candle is a source of light when it is burned |
openbookqa | obqa_02_00485 | Coal and oil directly removed from the ground are | [
"directly consumed",
"thrown away",
"made into products",
"stored underground"
] | C | if something is a raw material in a process then that something is required for that process |
sciq | sciq_01_05545 | Linnaeus developed binomial nomenclature, which means each organism is assigned what? | [
"simple name",
"two-part name",
"complex name",
"single name"
] | B | Linnaeus developed binomial nomenclature , a way to give a scientific name to every organism. In this system, each organism receives a two-part name in which the first word is the genus (a group of species), and the second word refers to one species in that genus. For example, a coyote's species name is Canis latrans .... |
ARC-Easy | arc_04_01584 | Where are the most reactive nonmetals located on the periodic table? | [
"the uppermost complete row of the table",
"the rows at the bottom of the table connecting two sections",
"the column at the far left side of the table",
"the second column from the right side of the table"
] | D | null |
math_qa | mathqa_03_01834 | a man is 24 years older than his son . in two years , his age will be twice the age of his son . the present age of the son is ? | [
"11",
"25",
"27",
"22"
] | D | "let the son ' s present age be x years . then , man ' s present age = ( x + 24 ) years . ( x + 24 ) + 2 = 2 ( x + 2 ) x + 26 = 2 x + 4 = > x = 22 . answer : d" |
sciq | sciq_01_03784 | Spindle fibers form between the centrioles during prophase i of what process? | [
"meiosis",
"photosynthesis",
"hydrolysis",
"mitosis"
] | A | Prophase I: Chromosomes form, and the nuclear membrane breaks down. Centrioles move to opposite poles of the cell. Spindle fibers form between the centrioles. Here’s what’s special about meiosis : Homologous chromosomes pair up! You can see this in Figure below . |
ARC-Easy | arc_04_01286 | A student combined rice cereal with melted marshmallows. Which best describes what the student made? | [
"an atom",
"a mixture",
"a molecule",
"an element"
] | B | null |
sciq | sciq_01_10066 | In the chest, what divides as it enters the lungs to form the right and left bronchi? | [
"thyroid",
"Aorta",
"nerves",
"trachea"
] | D | In the chest, the trachea divides as it enters the lungs to form the right and left bronchi (bronchus, singular). These passages are covered with mucus and tiny hairs called cilia. The mucus traps any remaining particles in the air. The cilia move and sweep the particles and mucus toward the throat so they can be expel... |
sciq | sciq_01_08948 | What is the primary force driving fluid transport between the capillaries and tissues? | [
"temperature pressure",
"hydrostatic pressure",
"isolate pressure",
"constructs pressure"
] | B | Hydrostatic Pressure The primary force driving fluid transport between the capillaries and tissues is hydrostatic pressure, which can be defined as the pressure of any fluid enclosed in a space. Blood hydrostatic pressure is the force exerted by the blood confined within blood vessels or heart chambers. Even more speci... |
sciq | sciq_01_10836 | Behind a ship, what is the giant rectangular bucket that is dragged along from the behind called? | [
"prop",
"wig",
"trousers",
"dredge"
] | D | Scientists also collect rock and sediment samples from the seafloor. A dredge is a giant rectangular bucket that is dragged along behind a ship. The dredge picks up loose rocks lying on the seafloor. Gravity corers are metal tubes that fall to the seafloor. They slice into the sediments to collect a sample. The researc... |
sciq | sciq_01_08477 | What refers to the union of a male and female of the same species for reproduction? | [
"behavior",
"mating",
"dating",
"asexual reproduction"
] | B | Mating refers to the union of a male and female of the same species for reproduction. The relationship between mates varies by species. Adults may have many mates, or they may mate with just one individual. Mates may stay together only while mating. Or they may stay together for an entire breeding season or even for li... |
openbookqa | obqa_02_01297 | Why did the roadrunner cross the desert road? | [
"to evade a polar bear",
"to evade a coyote",
"to dodge a tsunami",
"to outrun an avalanche"
] | B | some animals move quickly to escape predators |
math_qa | mathqa_03_02599 | a rectangular block 10 cm by 20 cm by 35 cm is cut into an exact number of equal cubes . find the least possible number of cubes ? | [
"6",
"56",
"15",
"40"
] | B | "volume of the block = 10 * 20 * 35 = 7000 cm ^ 3 side of the largest cube = h . c . f of 10 , 20,35 = 5 cm volume of the cube = 5 * 5 * 5 = 125 cm ^ 3 number of cubes = 7000 / 125 = 56 answer is b" |
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