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 ⌀ |
|---|---|---|---|---|---|
medmcqa | medmcqa_05_00528 | Maintaining sick role by any means is a characteristic feature of: | [
"Hypochondriasis",
"Somatization disorder",
"Conversion disorder",
"Factitious disorder"
] | D | Factitious disorder - willful production of symptoms to get medical attention Factitious disorder differs from malingering in that it does not bring any external reward such as avoidance of military or other occupational duties, or financial compensation. The main aim is to gain attention There is no specific treatment... |
math_qa | mathqa_03_02357 | for any positive integer n , the sum of the first n positive integers equals n ( n + 1 ) / 2 . what is the sum of odd all the integers between 1 and 50 ? | [
"500",
"625",
"750",
"550"
] | B | "numbers are 1 , 3,5 - - - - - - - , 47,49 average of the set : ( largest + smallest ) / 2 = ( 49 + 1 ) / 2 = 25 ; # of terms : ( largest - smallest ) / 2 + 1 = ( 49 - 1 ) / 2 + 1 = 25 the sum = 25 * 25 = 625 answer : b" |
ARC-Easy | arc_04_02031 | When a boy stands in a field in the sunlight, he usually is able to see his | [
"weight",
"temperature",
"reflection",
"shadow"
] | D | null |
sciq | sciq_01_01115 | What is the set of steps that scientists use to learn about the world? | [
"rhythm method",
"Socratic method",
"philosophic method",
"scientific method"
] | D | Sometime in your life you've asked a question about the world around you. Probably you've asked a lot of questions over the years. The best way to answer questions about the natural world is by using science. Scientists ask questions every day, and then use a set of steps to answer those questions. The steps are known ... |
math_qa | mathqa_03_01779 | a , b and c start a business with each investing rs 20000 . after 5 months a withdraws rs 5000 , b withdraws rs 4000 and c invests rs 6000 more . at the end of the year , a total profit of rs 69900 was recorded . find the share of a . | [
"20000",
"21500",
"20500",
"22000"
] | C | a : b : c = ( 20000 × 5 + 15000 × 7 ) : ( 20000 × 5 + 16000 × 7 ) : ( 20000 × 5 + 26000 × 7 ) = ( 20 × 5 + 15 × 7 ) : ( 20 × 5 + 16 × 7 ) : ( 20 × 5 + 26 × 7 ) = 205 : 212 : 282 a ' s share = 69900 × 205 / ( 205 + 212 + 282 ) = 69900 × 205 / 699 = 20500 answer is c . |
openbookqa | obqa_02_01121 | Where would you hear sound reflecting off surfaces? | [
"canyon",
"outer space",
"in the ocean",
"in a vacuum"
] | A | echo is when sound reflects off of a surface |
openbookqa | obqa_02_01925 | You may be able to make musical instruments from | [
"A paperclip",
"air",
"water",
"grass"
] | A | An example of playing a musical instrument is strumming a guitar string |
math_qa | mathqa_03_04182 | a certain drink of type a is prepared by mixing 4 parts milk with 3 parts fruit juice . another drink of type b is prepared by mixing 4 parts of fruit juice and 3 parts of milk . how many liters of fruit juice must be added to 42 liters of drink a to convert it to drink b ? | [
"7",
"9",
"12",
"14"
] | D | in 42 liters of drink a , there are 24 liters of milk and 18 liters of juice . with 24 liters of milk , we need a total of 32 liters of juice to make drink b . we need to add 14 liters of juice . the answer is d . |
ARC-Challenge | arc_04_02830 | A container is filled with 250 milliliters of water. The total mass of the container and the water is 300 grams. What is the total mass of the container and the water after being in a freezer for 2 hours? | [
"50 grams",
"250 grams",
"300 grams",
"550 grams"
] | C | null |
sciq | sciq_01_04504 | What is the vertical extent of ocean water called? | [
"water row",
"water column",
"ocean column",
"oceanic pillar"
] | B | Scientists refer to the vertical extent of ocean water as the water column . Two main zones based on depth of water are the photic zone and aphotic zone. The photic zone is the top 200 meters of water. The aphotic zone is water deeper than 200 meters. The deeper you go, the darker the water gets. That’s because sunligh... |
math_qa | mathqa_03_02567 | 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds . what is the length of the platform ? | [
"388",
"266",
"350",
"112"
] | C | speed = [ 300 / 18 ] m / sec = 50 / 3 m / sec . let the length of the platform be x meters . then , x + 300 / 39 = 50 / 3 3 ( x + 300 ) = 1950 è x = 350 m . answer : c |
ARC-Easy | arc_04_00977 | A class learns about weather. The students in the class measure the outside air temperature at the same time each day. Which way of measuring the temperature would provide the most accurate data? | [
"taking the measurement in the shade",
"placing the thermometer on the ground",
"taking a measurement using a different tool each day",
"recording the measurements from three thermometers"
] | D | null |
sciq | sciq_01_11325 | Living species of chordates are classified into three major subphyla: vertebrata, urochordata, and what? | [
"xerophyte",
"spirogyra",
"invertebrates",
"cephalochordata"
] | D | Living species of chordates are classified into three major subphyla: Vertebrata, Urochordata, and Cephalochordata. Vertebrates are all chordates that have a backbone. The other two subphyla are invertebrate chordates that lack a backbone. |
openbookqa | obqa_02_01507 | A large turbine in a field can produce electricity to power devices when | [
"a breeze is floating",
"a child is crying",
"a dog is barking",
"clouds are very thin"
] | A | wind is used for producing electricity |
sciq | sciq_01_09832 | Besides tasting food, what organ is necessary for mastication, deglutition (swallowing), and speech? | [
"tongue",
"larnyx",
"mouth",
"throat"
] | A | Muscles That Move the Tongue Although the tongue is obviously important for tasting food, it is also necessary for mastication, deglutition (swallowing), and speech (Figure 11.11 and Figure 11.12). Because it is so moveable, the tongue facilitates complex speech patterns and sounds. |
math_qa | mathqa_03_02408 | ( 753 x 753 + 247 x 247 - 753 x 247 ) / ( 753 x 753 x 753 + 247 x 247 x 247 ) = ? | [
"1 / 1000",
"1 / 506",
"253 / 500",
"253 / 1000"
] | A | given exp . = ( a ^ 2 + b ^ 2 - ab ) / ( a ^ 3 + b ^ 3 ) = 1 / ( a + b ) = 1 / ( 753 + 247 ) = 1 / 1000 answer : a |
sciq | sciq_01_05044 | What is the major source of water vapor in the atmosphere? | [
"sea",
"ocean",
"drift",
"streams"
] | B | Oceans are the major source of water vapor in the atmosphere. Sunlight heats water near the sea surface ( Figure below ). As the water warms, some of it evaporates. The water vapor rises into the air, where it may form clouds and precipitation. Precipitation provides the freshwater needed by plants and other living thi... |
medmcqa | medmcqa_05_02489 | Which of the following hepatitis viruses have significant perinatal transmission : | [
"Hepatitis E virus",
"Hepatitis C virus",
"Hepatitis B virus",
"Hepatitis A virus"
] | C | Answer is C (Hepatitis B) Perinatal transmission is most significant with hepatitis B Perinatal transmission of various Hepatitis viruses as described in Harrison's Text: Hepatitis virus HAV HBV HCV HDV HEV Perinatal transmission - +++ - + . - Perinatal transmission with HCV is seen primarily with HIV co-infection and ... |
sciq | sciq_01_01185 | Sex-linked traits are located on genes on what chromosomes? | [
"sex",
"reactive",
"neural",
"dna"
] | A | Sex-linked traits are located on genes on the sex chromosomes. |
sciq | sciq_01_10814 | Which compound has positively and negatively charged ends? | [
"non-polar compound",
"polar compound",
"real compound",
"tumultuous compound"
] | B | Salt isn’t the only solute that dissolves in water. In fact, so many things dissolve in water that water is sometimes called the universal solvent. Water is such a good solvent because it is a very polar compound. A polar compound has positively and negatively charged ends. Solutes that are also charged are attracted t... |
medmcqa | medmcqa_05_03541 | Most radiosensitive organ is: March 2005 | [
"Liver",
"Fat",
"Bone marrow",
"Nervous tissue"
] | C | Ans. C: Bone Marrow Most radiosensitive organs: Bone marrow Gonads Growing cailage Prepubescent breast Organs with lowest radiosensitivity: Adrenal Vagina Uterus Pancreas |
sciq | sciq_01_06254 | What has two chains of nucleotides, one more than rna? | [
"gna",
"fna",
"mna",
"dna"
] | D | RNA consists of just one chain of nucleotides. DNA consists of two chains. Nitrogen bases on the two chains of DNA form hydrogen bonds with each other. Hydrogen bonds are relatively weak bonds that form between a positively charged hydrogen atom in one molecule and a negatively charged atom in another molecule. Hydroge... |
medmcqa | medmcqa_05_01809 | Overhead abduction at shoulder joint is caused by which muscle - | [
"Deltoid",
"Supraspinatus",
"Serratus anterior",
"Pectoralis major"
] | C | Ans. is 'c' i.e., Serratus anterior o Abduction is initiated by supraspinatus, which is responsible abduction upto 15deg. After that deltoid (acromial or middle fibers) is the major abductor upto 90deg of abduction. These two muscles, supraspinatus and deltoid are the prime movers for abduction. Overhead abduction (> 9... |
sciq | sciq_01_07274 | What common sea creature can be both awake and asleep at the same time? | [
"dolphins",
"sharks",
"Whales",
"reefs"
] | A | |
math_qa | mathqa_03_00836 | operation # is defined as adding a randomly selected two digit multiple of 8 to a randomly selected two digit prime number and reducing the result by half . if operation # is repeated 10 times , what is the probability that it will yield at least two integers ? | [
"0 %",
"10 %",
"20 %",
"30 %"
] | A | any multiple of 8 is even . any two - digit prime number is odd . ( even + odd ) / 2 is not an integer . thus # does not yield an integer at all . therefore p = 0 . answer : a . |
openbookqa | obqa_02_02268 | A person wants to mine something that will attract metals. The person decides to search out some | [
"ceramic stones",
"iron pebbles",
"glass beads",
"plastic beads"
] | B | iron is always magnetic |
math_qa | mathqa_03_03107 | by weight , liquid x makes up 0.8 percent of solution a and 1.8 percent of solution b . if 300 grams of solution a are mixed with 700 grams of solution b , then liquid x accounts for what percent of the weight of the resulting solution ? | [
"1.5 %",
"1.9 %",
"10 %",
"15 %"
] | A | "i think there is a typo in question . it should have been ` ` by weight liquid ' x ' makes up . . . . . ` ` weight of liquid x = 0.8 % of weight of a + 1.8 % of weight of b when 300 gms of a and 700 gms of b is mixed : weight of liquid x = ( 0.8 * 300 ) / 100 + ( 1.8 * 700 ) / 100 = 15 gms % of liquid x in resultant m... |
math_qa | mathqa_03_04536 | solution for 4.75 + . 303 + . 432 | [
"2.91",
"5.911",
"5.485",
"5.986"
] | C | "4.75 + . 303 + . 432 = 0 0 = 0 - 4.75 - 0.303 - 0.432 0 = - 5.485 answer : c" |
math_qa | mathqa_03_01717 | car a runs at the speed of 35 km / hr & reaches its destination in 10 hr . car b runs at the speed of 25 km / h & reaches its destination in 6 h . what is the respective ratio of distances covered by car a & car b ? | [
"7 : 3",
"5 : 7",
"9 : 7",
"3 : 5"
] | A | "sol . distance travelled by car a = 36 × 10 = 350 km distance travelled by car b = 25 × 6 = 150 km ratio = 350 / 150 = 7 : 3 a" |
medmcqa | medmcqa_05_00489 | The cause of larva currens: | [
"Strongyloides stercoralis",
"Necator americanus",
"Ankylostoma duodenale",
"H. nana"
] | A | Ans. is 'a' i.e., Strongyloides stercoralis(Ref: Harrison, 19th/e, p.1415)* The migrating filariform larva of Strongyloides moves rapidly in a short line at the rate of 3-4 cm in an hour, hence it is termed "larva currens". |
sciq | sciq_01_02670 | What is a trait whose allele is found on a sex chromosome called? | [
"genomic trait",
"gender trait",
"sex-linked trait",
"dimorphism - linked trait"
] | C | A sex-linked trait is a trait whose allele is found on a sex chromosome. The human X chromosome is significantly larger than the Y chromosome; there are many more genes located on the X chromosome than there are on the Y chromosome. As a result there are many more X-linked traits than there are Y-linked traits. Most se... |
ARC-Challenge | arc_04_02355 | A student uses clay to build models of an ocean plate and a continental plate. What characteristic cannot be accurately represented by the models? | [
"the shapes of plates",
"the relative sizes of plates",
"the relative densities of plates",
"the arrangement of plates relative to one another"
] | C | null |
openbookqa | obqa_02_03290 | If silt and such is making its way down a flowing path | [
"water will flow backwards",
"bugs will eat rocks",
"sand will be stacked",
"streams will be orange"
] | C | a sandbar is formed by water moving sediment downstream |
sciq | sciq_01_08687 | Which system consists of all the nervous tissue that lies outside the central nervous system? | [
"peripheral nervous system",
"auxiliary nervous system",
"cerebral cortex",
"spinal cord"
] | A | The peripheral nervous system consists of all the nervous tissue that lies outside the central nervous system. It is connected to the central nervous system by nerves. It has several divisions and subdivisions that transmit nerve impulses between the central nervous system and the rest of the body. |
medmcqa | medmcqa_05_03441 | Which of the following is the most common hematological malignancy in children with Down syndrome? | [
"T-cell acute lymphoblastic leukemia",
"Burkitt leukemia",
"Acute promyelocytic leukemia",
"Acute megakaryoblastic leukemia"
] | D | Children with trisomy 21 have a high risk of developing leukemia. There is 20-fold increased risk of developing acute B lymphoblastic leukemias. There is 500-fold increased risk of acute myeloid leukemias, most commonly, acute megakaryoblastic leukemia. |
math_qa | mathqa_03_00104 | a train running at the speed of 54 km / hr crosses a pole in 9 sec . what is the length of the train ? | [
"288",
"279",
"135",
"272"
] | C | "speed = 54 * 5 / 18 = 15 m / sec length of the train = speed * time = 15 * 9 = 135 m answer : c" |
medmcqa | medmcqa_05_01233 | Histological feature of lichen planus is ? | [
"Acantosis",
"Interphase dermatitis",
"Non specific",
"Basal cell degeneration"
] | D | Ans. is `d>a' i.e., Basal cell degeneration > Acantosis The basic pathology in lichen planus is the damage to the basal cell layer of epidermis leading to hydropic degeneration of basal cells". --Venkataram Pie 59 Histopathologv in Lichen planus The basic pathology in lichen planus is the damage to the basal cell layer... |
ARC-Easy | arc_04_00895 | Which of the following allows materials to enter and leave a cell? | [
"cell wall",
"mitochondria",
"vacuole",
"cell membrane"
] | D | null |
sciq | sciq_01_03530 | What are two other terms for dizygotic twins, which make good study subjects because they share many environmental conditions, but only about half of their polymorphisms? | [
"interdependant twins",
"fraternal, non-identical",
"fractional",
"identical twins"
] | B | Dizygotic twins (fraternal or non-identical) share only about half of their polymorphisms. These twins are helpful to study as they tend to share many aspects of their environment. As they are born in the same place, usually within a few minutes of each other, they share many environmental conditions. They had the same... |
math_qa | mathqa_03_02232 | two trains of equal length , running with the speeds of 60 and 40 kmph , take 60 seconds to cross each other while they are running in the same direction . what time will they take to cross each other if they are running in opposite directions ? | [
"10 sec",
"16 sec",
"12 sec",
"67 sec"
] | C | "rs = 60 - 40 = 20 * 5 / 18 = 100 / 18 t = 50 d = 60 * 100 / 18 = 1000 / 3 rs = 60 + 40 = 100 * 5 / 18 t = 1000 / 3 * 18 / 500 = 12 sec answer : c" |
sciq | sciq_01_04673 | Huge calderas form when the mountain above an empty chamber of what collapses? | [
"gas",
"magma",
"coal",
"mercury"
] | B | During a massive eruption, all of the material may be ejected from a magma changer. Without support, the mountain above the empty chamber may collapse. This produces a huge caldera . Calderas are generally round, bowl-shaped formations ( Figure below ). |
openbookqa | obqa_02_03611 | What does a salamander eat? | [
"mice",
"Venus flytraps",
"fleas",
"bats"
] | C | a salamander eats insects |
sciq | sciq_01_04747 | What is regulated to ensure that the correct proteins are made? | [
"gene expression",
"Fat expression",
"variation expression",
"acids expression"
] | A | Gene expression is regulated to ensure that the correct proteins are made when and where they are needed. Regulation may occur at any point in the expression of a gene, from the start of transcription to the processing of a protein after translation. The focus in this lesson is the regulation of transcription. |
math_qa | mathqa_03_01879 | a question paper has 2 parts , a & b , each containing 5 questions . if a student has to choose 3 from part a & 4 from part b , in how many ways can he choose the questions ? | [
"50",
"100",
"152",
"150"
] | A | "there 3 questions in part a out of which 4 question can be chosen as = 5 c 3 . similarly , 5 questions can be chosen from 10 questions of part b as = 5 c 4 . hence , total number of ways , = 5 c 3 * 5 c 4 = [ 5 ! / ( 2 ! 3 ! ) ] * [ 5 ! / ( 4 ! * 1 ) ] = { 10 } * { 5 * 4 ! / ( 4 ! ) } = 10 * 5 = 50 . a" |
math_qa | mathqa_03_04896 | 15 lts are taken of from a container full of liquid a and replaced with liquid b . again 15 more lts of the mixture is taken and replaced with liquid b . after this process , if the container contains liquid a and b in the ratio 9 : 16 , what is the capacity of the container m ? | [
"a : 45",
"b : 25",
"c : 37.5",
"d : 36"
] | C | "if you have a 37.5 liter capacity , you start with 37.5 l of a and 0 l of b . 1 st replacement after the first replacement you have 37.5 - 15 = 22.5 l of a and 15 l of b . the key is figuring out how many liters of a and b , respectively , are contained in the next 15 liters of mixture to be removed . the current rati... |
openbookqa | obqa_02_04941 | Which would be considered exhaustible? | [
"solar",
"oil",
"wind",
"water"
] | B | solar energy is an inexhaustible resource |
ARC-Easy | arc_04_00973 | Many leaves appear green because the leaves | [
"resist green light.",
"bend all colors except green.",
"reflect green light.",
"reflect all colors except green."
] | C | null |
medmcqa | medmcqa_05_04270 | Disaccharide not digested in intestine is - | [
"Sucrose",
"Isomaltose",
"Trehalose",
"Sucralose"
] | D | Ans. is 'd' i.e., Sucralose* Carbohydrate digestion begins in the mouth with salivary amylase acting on starch and glycogen to form maltose (2 glucose residues with a l- 4 linkage), maltotriose (3 glucose residues with a 1- 4 linkages) and a dextrin (Multiple glucose residues with a 1- 6 linkages at branch points). The... |
sciq | sciq_01_09299 | Which protein, that stores oxygen in muscle cells, has been purified from a number of organisms? | [
"melanin",
"myoglobin",
"potassium",
"iodine"
] | B | Myoglobin, a protein that stores oxygen in muscle cells, has been purified from a number of organisms. The protein from a sperm whale is composed of 153 amino acid units. What is the minimum number of nucleotides that must be present in the mRNA that codes for this protein?. |
ARC-Easy | arc_04_01795 | What is the mass number of an atom with 17 protons, 17 electrons, and 18 neutrons? | [
"17",
"34",
"35",
"52"
] | C | null |
openbookqa | obqa_02_00641 | A flower may consider its entire point in living to be | [
"propagating the animal kingdom",
"making new flowers bloom",
"feeding bees and making honey",
"spreading its genetic components around"
] | D | a flower 's purpose is to produce seeds |
openbookqa | obqa_02_03615 | riding a bike helps prevent | [
"music",
"inflation",
"environment harm",
"economic stability"
] | C | riding a bike does not cause pollution |
math_qa | mathqa_03_03711 | the prices of tea and coffee per kg were the same in june . in july the price of coffee shot up by 20 % and that of tea dropped by 10 % . if in july , a mixture containing equal quantities of tea and coffee costs 50 / kg . how much did a kg of coffee cost in june ? | [
"45",
"40",
"35",
"47.61"
] | D | let the price of tea and coffee be x per kg in june . price of tea in july = 1.2 x price of coffee in july = 0.9 x . in july the price of 1 / 2 kg ( 500 gm ) of tea and 1 / 2 kg ( 500 gm ) of coffee ( equal quantities ) = 50 1.2 x ( 1 / 2 ) + 0.9 x ( 1 / 2 ) = 50 = > x = 47.61 d |
medmcqa | medmcqa_05_00771 | Which of the following finger is having two dorsal interossei muscles: | [
"Index finger",
"Little finger",
"Middle finger",
"Ring finger"
] | C | Ans. (c) Middle FingerRef: Grays Anatomy 41st Ed; Page No- 884* The four dorsal interossei muscles are bipennate in nature.* They are larger in size compare to palmar interossei.* They are arising from the adjacent sides of two metacarpal bones.* First two attach to radial side of proximal phalanx of index and middle f... |
sciq | sciq_01_11155 | Hypoxia is a condition of the reduced supply of what? | [
"methane",
"nitrogen",
"food",
"oxygen"
] | D | Figure 10.14 The role of normal p53 is to monitor DNA and the supply of oxygen (hypoxia is a condition of reduced oxygen supply). If damage is detected, p53 triggers repair mechanisms. If repairs are unsuccessful, p53 signals apoptosis. A cell with an abnormal p53 protein cannot repair damaged DNA and thus cannot signa... |
medmcqa | medmcqa_05_03562 | Most common cause of death in primary amyloidosis is? | [
"Respiratory failure",
"Cardiac failure",
"Renal failure",
"Septicemia"
] | B | ANSWER: (B) Cardiac failureREF: Harrison's Internal Medicine 17th edition chapter 324. AmyloidosisThe kidneys are the most frequently affected organ (80%), Renal amyloidosis is usually manifested by proteinuria, which is often in the nephrotic range and associated with significant hypoalbuminemia and edema or anasarca;... |
sciq | sciq_01_08351 | What is the disease where some alveoli of the lungs fill with fluid? | [
"lyme disease",
"lung cancer",
"pneumonia",
"leukemia"
] | C | Pneumonia is a disease in which some of the alveoli of the lungs fill with fluid so gas exchange cannot occur. Symptoms usually include coughing, chest pain, and difficulty breathing. Pneumonia may be caused by an infection or injury of the lungs. |
sciq | sciq_01_02540 | What might a scientist do to confirm the work of another? | [
"question their methods",
"study their work",
"replicate their work",
"develop a completely different experiment"
] | C | Scientists may work together on a project. One reason is that they can share equipment and personnel. Another reason is that they can share ideas. Scientists may also work separately. Even then, they use each other's data and interpretations. When one scientist publishes a paper, others will replicate the work to make ... |
math_qa | mathqa_03_02318 | the average age of students of a class is 15.8 years . the average age of boys in the class is 16.4 years and that of the girls is 15.4 years . the ration of the number of boys to the number of girls in the class is ? | [
"2 : 7",
"2 : 3",
"2 : 1",
"2 : 9"
] | B | "let the ratio be k : 1 . then , k * 16.4 + 1 * 15.4 = ( k + 1 ) * 15.8 = ( 16.4 - 15.8 ) k = ( 15.8 - 15.4 ) = k = 0.4 / 0.6 = 2 / 3 required ratio = 2 / 3 : 1 = 2 : 3 . answer : option b explanation : let the ratio be k : 1 . then , k * 16.4 + 1 * 15.4 = ( k + 1 ) * 15.8 = ( 16.4 - 15.8 ) k = ( 15.8 - 15.4 ) = k = 0.... |
sciq | sciq_01_03289 | Gases on earth originated from comets and what events? | [
"black holes",
"supernovas",
"volcanic eruptions",
"tides"
] | C | The earliest Earth did not have an atmosphere or free water. The planet was far too hot for gases and water to collect. The atmosphere and oceans that we see today evolved over time. The gases came from volcanic eruptions and from comets. |
medmcqa | medmcqa_05_01157 | Which of the following features cannot be used to differentiate between Hodgkin's and Non Hodgkin's Lymphoma ? | [
"Extranodal involvement",
"Spread contiguity",
"Painless lymphadenopathy",
"Localisation to a particular group of lymph nodes"
] | C | Hodgkin lymphoma, like NHL, usually manifests as painless lymphadenopathy. Although a definitive distinction from NHL can be made only by examination of a tissue biopsy, several clinical features favor the diagnosis of Hodgkin lymphoma. After the diagnosis is established, staging is used to guide therapy and determin... |
medmcqa | medmcqa_05_03453 | The enzyme deficient in Von-Gierke&;s disease is | [
"Glucose-6-phosphatase",
"Acid maltase",
"Muscle phosphorylase",
"Liver phosphorylase"
] | A | Repeated question |
sciq | sciq_01_08759 | Compared to free-floating bacteria, bacteria in biofilms often show increased resistance to what? | [
"antibiotics and detergents",
"alcohol and detergents",
"acid and antibiotics",
"acid and detergents"
] | A | Compared to free-floating bacteria, bacteria in biofilms often show increased resistance to antibiotics and detergents. Why do you think this might be the case?. |
ARC-Challenge | arc_04_02166 | Michael learned that the movement of Earth in the solar system causes changes that can be seen on the planet. Which change could be seen on Earth in the time it takes Earth to rotate once on its axis? | [
"day becoming night",
"winter changing to spring",
"January changing to February",
"a new moon becoming a full moon"
] | A | null |
openbookqa | obqa_02_03410 | An example of a fossil is a paw print in what? | [
"water",
"sky",
"air",
"hard stones"
] | D | An example of a fossil is a paw print in rock |
openbookqa | obqa_02_00908 | A refrigerator | [
"requires an electrical outlet to work",
"requires an ice maker to work",
"requires AA batteries to work",
"requires a crisper to work"
] | A | electric devices require electrical energy to function |
sciq | sciq_01_03686 | Why are two different minerals considered different though they have the same chemical composition? | [
"different crystal structures",
"different rods structures",
"different molecular structures",
"different linear structures"
] | A | Sometimes two different minerals have the same chemical composition. But they are different minerals because they have different crystal structures. Diamonds are very valuable as gemstones because they are very pretty and very hard. Graphite is the “lead” in pencils. It's not hard at all! Amazingly, both are made just ... |
math_qa | mathqa_03_04546 | a pupil ' s marks were wrongly entered as 73 instead of 45 . due to that the average marks for the class got increased by half . the number of pupils in the class is : | [
"56",
"80",
"20",
"25"
] | A | "let there be x pupils in the class . total increase in marks = ( x * 1 / 2 ) = x / 2 . x / 2 = ( 73 - 45 ) = > x / 2 = 28 = > x = 56 . answer : a" |
openbookqa | obqa_02_00811 | Algae perform photosynthesis and so they are like to be found where in a body of water? | [
"nowhere",
"bottom",
"top",
"middle"
] | C | algae is found in bodies of water |
ARC-Easy | arc_04_00314 | Where is most of the mass of the atom located? | [
"in the protons",
"in the nucleus",
"in the neutrons",
"in the electrons"
] | B | null |
medmcqa | medmcqa_05_03473 | Feature of Torsade de pointes is: | [
"Wide QRS complex",
"Sho QRS complex",
"Sho QRS complex",
"Sho QTc interval"
] | C | Answer is C (Prolonged QTc interval) `The ECG hallmark of torsades depoint's is marked QT prolongation'. `Torsades de pointes' or 'twisting of the points' is a specific type of ventricular tachycardia Characteristics of Torsades de pointes Polymorphic QRS complexes that change in amplitude Cycle length giving the appea... |
openbookqa | obqa_02_00911 | A pet with flippers is sometimes kept in a | [
"folding metal crate with door",
"cushioned pad with round opening",
"bean-shaped container with fake tree",
"cage with wheel and tubes"
] | C | flippers are used for moving in water |
openbookqa | obqa_02_03884 | Salt was at one time | [
"currency",
"unrealistic",
"imaginary",
"a feeling"
] | A | adding salt to a solid decreases the freezing point of that solid |
math_qa | mathqa_03_02739 | a train leaves mumabai at 9 am at a speed of 45 kmph . after one hour , another train leaves mumbai in the same direction as that of the first train at a speed of 90 kmph . when and at what distance from mumbai do the two trains meet ? | [
"287",
"279",
"90",
"278"
] | C | "when the second train leaves mumbai the first train covers 45 * 1 = 45 km so , the distance between first train and second train is 45 km at 10.00 am time taken by the trains to meet = distance / relative speed = 45 / ( 90 - 45 ) = 1 hours so , the two trains meet at 2 p . m . the two trains meet 1 * 90 = 90 km away f... |
sciq | sciq_01_05218 | Many deleterious alleles have such severe effects that a homozygous embryo spontaneously aborts long before what? | [
"LIfe",
"birth",
"baby",
"couple"
] | B | |
openbookqa | obqa_02_04705 | Which is likeliest to make noises from its mouth? | [
"a fish",
"a truck",
"a chicken",
"an ant"
] | C | chickens cluck |
ARC-Challenge | arc_04_02399 | A turtle eating worms is an example of | [
"breathing",
"reproducing",
"eliminating waste",
"taking in nutrients"
] | D | null |
math_qa | mathqa_03_01454 | p and q invested in a business . the profit earned was divided in the ratio 3 : 5 . if p invested rs 12000 , the amount invested by q is | [
"30000",
"50000",
"40000",
"20000"
] | A | "let the amount invested by q = q 12000 : q = 3 : 5 ⇒ 12000 × 5 = 3 q ⇒ q = ( 12000 × 5 ) / 3 = 30000 answer is a" |
medmcqa | medmcqa_05_00105 | Positive feedback action of estrogen for inducing luteininzing hormone surge is associated with which of the following steroid hormone ratios in peripheral circulation: | [
"High estrogen : low progesterone",
"Low esterogen : high progesterone",
"Low esterogen : low progesterone",
"High esterogen : high progesterone"
] | A | A i.e. High estrogen, low progesteroneL H surge causes ovulationQ. For ovulation to occur the hormone picture should be high estrogen & low progesteronQEstrogenAt the time of ovulation, ova in the Graffian follicle needs to be well developed, which is accomplished by ' high estrogenQLH secretion is held in check by neg... |
medmcqa | medmcqa_05_04876 | If there are 4 nucleotides instead of 3 in codon, how many amino acids may be formed ? | [
"16",
"21",
"256",
"64"
] | C | Formula for calculating no. of codons = (4)n
n = no. of nucleotides that constitute codon.
e.g. if n = 2; no. of codons = (4)2 = 16
if n = 3; no. of codons = (4)3 = 64
if n = 4; no. of codons = (4)4 = 256
so on |
sciq | sciq_01_01687 | A substance too big to be pumped across the cell membrane may enter or leave the cell by what method? | [
"absorption",
"vesicle infusion",
"vesicle transport",
"passive transpiration"
] | C | Some substances are too big to be pumped across the cell membrane. They may enter or leave the cell by vesicle transport . This takes energy, so it's another form of active transport. You can see how vesicle transport occurs in Figure below . |
sciq | sciq_01_10940 | What equals the mass of the object (in kilograms) times the acceleration due to gravity (9.8 m/s 2 )? | [
"density",
"weight",
"speed of light",
"velocity"
] | B | Weight is a measure of the force of gravity pulling on an object of a given mass. It equals the mass of the object (in kilograms) times the acceleration due to gravity (9.8 m/s 2 ). |
sciq | sciq_01_00448 | What do cells secrete that binds to receptors? | [
"factor",
"proteins",
"endorphans",
"stress"
] | A | |
math_qa | mathqa_03_00482 | find the area of a parallelogram with base 12 cm and height 10 cm ? | [
"297 cm 2",
"384 cm 2",
"120 cm 2",
"267 cm 2"
] | C | "area of a parallelogram = base * height = 12 * 10 = 120 cm 2 answer : c" |
medmcqa | medmcqa_05_00989 | Normal finding in a newborn ? | [
"Length 30 cm",
"Peripheral cyanosis",
"Central cyanosis",
"Extension of body"
] | C | Ans. is 'c' i.e., Central cyanosis o There is peripheral cyanosis (not central cyanosis). o Length is approximately 50 cm and the attitude of body is in flexion (not extension). |
math_qa | mathqa_03_01217 | you collect pens . suppose you start out with 20 . mike gives you another 22 pens . since her father makes pens , cindy decides to double your pens . since you ' re nice , you give sharon 19 pens . how many pens do you have at the end ? | [
"39",
"40",
"65",
"42"
] | C | solution start with 20 pens . mike gives you 22 pens : 20 + 22 = 42 pens . cindy doubles the number of pens you have : 42 ã — 2 = 84 pens . sharon takes 19 pens from you : 84 - 19 = 65 pens . so you have 65 at the end . correct answer : c |
math_qa | mathqa_03_02488 | a train running at 1 / 5 of its own speed reached a place in 20 hours . how much time could be saved if the train would have run at its own speed ? | [
"8 hrs",
"10 hrs",
"12 hrs",
"16 hrs"
] | D | "time taken if run its own speed = 1 / 5 * 20 = 4 hrs time saved = 20 - 4 = 16 hrs answer : d" |
math_qa | mathqa_03_04263 | 860 % of 50 + 50 % of 860 = ? | [
"430",
"516",
"660",
"860"
] | D | "solution given expression = [ 860 / 100 x 50 + 50 / 100 x 860 ] = 430 + 430 = 860 . answer d" |
sciq | sciq_01_08107 | Latitude affects the amount of what received by an area, which in turn affects the temperature of a region? | [
"solar radiation",
"chemical radiation",
"geothermal radiation",
"current radiation"
] | A | We saw that the amount of solar radiation an area receives depends on its latitude. The amount of solar radiation affects the temperature of a region. Latitude has other effects on climate. |
sciq | sciq_01_00853 | Continuous-flow reactors are chemical reaction vessels in which the what are mixed and allowed to react as they flow along a tube? | [
"generators",
"reactives",
"propellants",
"reactants"
] | D | ♦ Many industrial processes for preparing compounds use “continuous-flow reactors,” which are chemical reaction vessels in which the reactants are mixed and allowed to react as they flow along a tube. The products are removed at a certain distance from the starting point, when the reaction is nearly complete. The key o... |
sciq | sciq_01_07604 | What in saliva protects the lining of the mouth from abrasion and lubricates food for easier swallowing? | [
"phloem",
"hairs",
"mucus",
"spores"
] | C | |
sciq | sciq_01_05607 | When something is described as "hydrophilic", you can determine something about how it interacts with what? | [
"air",
"iron",
"hydrogen",
"water"
] | D | hydrophilic heads are directed outward, in contact with the water. Each micelle may contain thousands of lipid molecules. Polar lipids may also form a monolayer, a layer one molecule thick on the surface of the water. The polar heads face into water, and the nonpolar tails stick up into the air. Bilayers are double lay... |
sciq | sciq_01_09668 | What state of matter is characterized by tiny particles separated by large distances, which do not experience any force of attraction or repulsion with each other? | [
"steam",
"emissions",
"gas",
"liquids"
] | C | Gases are composed of tiny particles that are separated by large distances. Gas particles are constantly moving, experiencing collisions with other gas particles and the walls of their container. The velocity of gas particles is related to the temperature of a gas. Gas particles do not experience any force of attractio... |
math_qa | mathqa_03_01136 | the average age of an adult class is 40 years . 15 new students with an avg age of 32 years join the class . therefore decreasing the average by 4 year . find what was theoriginal strength of class ? | [
"8",
"12",
"15",
"17"
] | C | "let original strength = y then , 40 y + 15 x 32 = ( y + 15 ) x 36 â ‡ ’ 40 y + 480 = 36 y + 540 â ‡ ’ 4 y = 60 â ˆ ´ y = 15 c" |
sciq | sciq_01_08949 | Mercury is small, rocky and covered with what objects? | [
"craters",
"rivers",
"volcanoes",
"diamonds"
] | A | 6. Mercury is small, rocky and covered with craters. Why?. |
medmcqa | medmcqa_05_04094 | Most common cause of PPH is - | [
"Atonic PPH",
"Traumatic PPH",
"Retained tissues",
"Bloodcoagulopathy"
] | A | Ans. is 'a' i.e., Atonic PPH o Postpartum haemorrhage - Related to the amount of blood loss in excess of 500 ml following birth of the baby (WHO).Causes:# Atonic (Most common)# Traumatic# Retained tissues# Blood coagulopathy.# Atonic uterus - Atonicity of the uterus is the most common cause of postpartum haemorrhage.o ... |
sciq | sciq_01_09760 | Some living things on the ocean floor are sources of what human necessity? | [
"hormones",
"medicines",
"steroids",
"pesticides"
] | B | The ocean floor is home to many species of living things. Some from shallow water are used by people for food. Clams and some fish are among the many foods we get from the ocean floor. Some living things on the ocean floor are sources of human medicines. For example, certain bacteria on the ocean floor produce chemical... |
sciq | sciq_01_06643 | Prokaryotes divide via binary fission and do not undergo what process of cell division? | [
"fusion",
"mitosis",
"meiosis",
"prophase"
] | B | Reproduction Reproduction in prokaryotes is asexual and usually takes place by binary fission. Recall that the DNA of a prokaryote exists as a single, circular chromosome. Prokaryotes do not undergo mitosis. Rather the chromosome is replicated and the two resulting copies separate from one another, due to the growth of... |
math_qa | mathqa_03_02834 | how long does a train 110 m long running at the speed of 90 km / hr takes to cross a bridge 132 m length ? | [
"12.9 sec",
"9.68 sec",
"17.9 sec",
"16.8 sec"
] | B | "speed = 90 * 5 / 18 = 25 m / sec total distance covered = 110 + 132 = 242 m . required time = 242 / 25 = 9.68 sec . answer : b" |
sciq | sciq_01_06386 | What simple machine works with a wheel and axle in a wheelbarrow? | [
"lever",
"pulley",
"blade",
"hammer"
] | A | Look at the wheelbarrow in the Figure below . It is used to carry heavy objects. It consists of two simple machines: a lever and a wheel and axle. Effort is applied to the lever by picking up the handles of the wheelbarrow. The lever, in turn, applies upward force to the load. The force is increased by the lever, makin... |
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