dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 4 758 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
medmcqa | medmcqa_05_03583 | Which muscle causes retraction of scapula ? | [
"Serratus anterior",
"Levator scapulae",
"Rhomboideus major",
"Supraspinatus"
] | C | Ans. is 'c' i.e., Rhomboideus major Movements of scapula Muscles causing movements Elevation Trapezius (upper pa), levator scapulae Depression Pectoralis minor, serratus anterior Protraction Serratus anterior, pectoralis minor Retraction Rhomboideus major Rhomboideus minor, Trapezius Forward rotation of inferior angle(... |
sciq | sciq_01_00301 | What is another name for composite volcanos? | [
"seismic giants",
"stratovolcanoes",
"fjords",
"fault lines"
] | B | Composite volcanoes are also called stratovolcanoes. This is because they are formed by alternating layers (strata) of magma and ash ( Figure below ). The magma that creates composite volcanoes tends to be thick. The steep sides form because the lava cannot flow too far from the vent. The thick magma may also create ex... |
sciq | sciq_01_01086 | What takes place when water on earth’s surface changes to water vapor? | [
"transpiration",
"condensation",
"absorption",
"evaporation"
] | D | Evaporation takes place when water on Earth’s surface changes to water vapor. The sun heats the water and gives water molecules enough energy to escape into the atmosphere. Most evaporation occurs from the surface of the ocean. |
math_qa | mathqa_03_04558 | the annual birth and death rate in a country per 1000 are 39.4 and 19.4 respectively . the number of years b in which the population would be doubled assuming there is no emigration or immigration is | [
"20",
"25",
"b = 30",
"b = 35"
] | D | "suppose the population of the country in current year is 1000 . so annual increase is 1000 + 39.4 - 19.4 = 1020 hence every year there is an increase of 2 % . 2000 = 1000 ( 1 + ( 2 / 100 ) ) ^ n n = 35 answer is d ." |
ARC-Easy | arc_04_01194 | One way animals usually respond to a sudden drop in temperature is by | [
"sweating",
"shivering",
"blinking",
"salivating"
] | B | null |
sciq | sciq_01_05384 | What system protects the body from worms, germs, and other agents of harm? | [
"digestion",
"hormones",
"lymph system",
"immune"
] | D | The immune system protects the body from worms, germs, and other agents of harm. The immune system is like a medieval castle. The outside of the castle was protected by a moat and high stone walls. Inside the castle, soldiers were ready to fight off any invaders that managed to get through the outer defenses. Like a me... |
openbookqa | obqa_02_01688 | One breed of penguins, the Galapagos Penguin lives in the warm waters off the coast of | [
"Equador",
"India",
"Haiti",
"Australia"
] | A | warm-weather organisms live in warm climates |
ARC-Easy | arc_04_01126 | All metabolic functions fall into one of two categories: a breaking down process (catabolic) or a building up process (anabolic). Which is an example of an anabolic process? | [
"respiration",
"protein synthesis",
"oxygen transport",
"carbohydrate digestion"
] | B | null |
openbookqa | obqa_02_03740 | January is during the winter in what location? | [
"Cape Town",
"Melbourne",
"Caracas",
"Rio de Janeiro"
] | C | January is during the winter in the northern hemisphere |
medmcqa | medmcqa_05_03074 | Drug used for prophylaxis of meningococcal meningitis: September 2008 | [
"Chloramphenicol",
"Erythromycin",
"Tetracyclin",
"Rifampicin"
] | D | Ans. D: Rifampicin Sho-term antibiotic prophylaxis is also a method of prevention, paicularly of meningococcal meningitis. In cases of meningococcal meningitis, prophylactic treatment of close contacts with antibiotics (e.g. rifampicin, ciprofloxacin or ceftriaxone) can reduce their risk of contracting the condition, b... |
math_qa | mathqa_03_00638 | thirty percent of the women in a college class are science majors , and the non - science majors make up 60 % of the class . what percentage of the men are science majors if 40 % of the class are men ? | [
"35 %",
"45 %",
"55 %",
"65 %"
] | C | science majors make up 0.4 of the class . 60 % of the class are women and 0.3 * 0.6 = 0.18 of the class are female science majors . then 0.22 of the class are male science majors . 0.4 x = 0.22 x = 0.55 = 55 % the answer is c . |
medmcqa | medmcqa_05_01430 | Which of the following is not a feature of red infarction? September 2010 | [
"Venous occlusion",
"Occurs in organs having dual circulation",
"Occurs in solid organs",
"Occurs in previously congested tissues"
] | C | Ans. C: Occurs in solid organsRed infarctions (hemorrhagic infarcts), generally affect the lungs or other loose organs (testis, ovary, small intestines). The occlusion consists more of red blood cells and fibrin strands.Characteristics of red infarcts include: occlusion of a vein; loose tissues that allow blood to coll... |
math_qa | mathqa_03_03922 | the distance from the x - axis to point p is half the distance from the y - axis to point p . if the coordinates of p are ( x , - 9 ) , how many units is p from the y - axis ? | [
"18",
"12",
"9",
"4.5"
] | A | "the x - axis is 9 units from the point p . thus the y - axis is 18 units from the point p . the answer is a ." |
sciq | sciq_01_10168 | What is the process by which plants make their own food? | [
"respiration",
"mitochondrial process",
"photosynthesis",
"ATP cycle"
] | C | |
openbookqa | obqa_02_01813 | Which land type is covered in snow for the largest portion of the year? | [
"tiaga and",
"prairie",
"deciduous forest",
"desert"
] | A | cold environments are usually white in color from being covered in snow |
math_qa | mathqa_03_01630 | by selling a book for 260 , 20 % profit was earned . what is the cost price of the book ? | [
"a",
"b",
"c",
"d"
] | B | "sp = 120 % of cp ; : . cp = 260 × 100 / 120 = 216 option ' b '" |
openbookqa | obqa_02_00942 | The hamster was malnourished because | [
"There was a depletion in the corn supply",
"It went on a hunger strike",
"It was paralyzed in the mouth",
"It was waiting for the key to get the food"
] | A | as the amount of food an animal eats decreases , that organism will become thinner |
openbookqa | obqa_02_03679 | If I wanted to use a tree as inspiration to make a house more sturdy what part would I use? | [
"the leaves",
"the pine cones",
"the fruit",
"the roots"
] | D | a trunk is a source of support for a tree |
medmcqa | medmcqa_05_01381 | Drug used for atrial fibrillation and atrial flutter is | [
"Verapamil",
"Digitalis",
"Quinidine",
"Diphenylhydantoin"
] | B | For AF, digoxin can be used- it decreases ventricular rate in AF Verapamil decreases conduction velocity and increases the refractory period of the AV node and so used in PSVT. REF.Essentials of Pharmacology KD Tripathi 8th ed. |
math_qa | mathqa_03_03074 | a leak in the bottom of a tank can empty the full tank in 6 hours . an inlet pipe fills water at the rate of 4 litres a minute . when the tank is full , the inlet is opened and due to the leak the tank is empty in 8 hours . the capacity of the tank ( in litres ) is | [
"5780 litres",
"5770 litres",
"5760 litres",
"5750 litres"
] | C | "explanation : work done by the inlet in 1 hour = 1 / 6 − 1 / 8 = 1 / 24 work done by inlet in 1 min = 1 / 24 ∗ 1 / 60 = 1 / 1440 = > volume of 1 / 1440 part = 4 liters volume of whole = ( 1440 * 4 ) litres = 5760 litres . option c" |
math_qa | mathqa_03_00356 | x is the product of each integer from 1 to 75 , inclusive and y = 100 ^ k , where k is an integer . what is the greatest value of k for which y is a factor of x ? | [
"8",
"7",
"6",
"9"
] | D | "the number of trailing zeros in the decimal representation of n ! , the factorial of a non - negative integer n , can be determined with this formula : n 5 + n 52 + n 53 + . . . + n 5 k , where k must be chosen such that 5 k ≤ n x = 1 * 2 * 3 . . . . * 75 = 50 ! no . of trailing zeros in 75 ! = 75 / 5 + 75 / 5 ^ 2 = 1... |
sciq | sciq_01_04409 | What happens to the volume of a balloon when you add moles of gas to it by blowing up? | [
"stays the same",
"increases",
"decreases",
"changes randomly"
] | B | where is the number of moles of gas and is a constant. Avogadro’s law is in evidence whenever you blow up a balloon. The volume of the balloon increases as you add moles of gas to the balloon by blowing it up. |
sciq | sciq_01_02819 | Chytridiomycota are considered the most primitive of what kingdom? | [
"animals",
"plants",
"protists",
"fungi"
] | D | 24.2 Classifications of Fungi Chytridiomycota (chytrids) are considered the most primitive group of fungi. They are mostly aquatic, and their gametes are the only fungal cells known to have flagella. They reproduce both sexually and asexually; the asexual spores are called zoospores. Zygomycota (conjugated fungi) produ... |
openbookqa | obqa_02_04530 | What your body looks like and how it functions is something that is | [
"received from one's parents",
"passed away from Earth",
"passed down from eggs",
"passed down from tomorrow"
] | A | the number of body parts of an organism is an inherited characteristic |
medmcqa | medmcqa_05_00628 | The Nitrate which does not undergo first pass metabolism is - | [
"Isosorbide mononitrate",
"Nitroglycerine",
"Pentaerythritol tetranitrate",
"Isosorbide dinitrate"
] | A | Ans. is 'a' i.e., Isosorbide mononitrate o "All nitrates except isosorbide mononitrate undergo extensive but variable first pass metabolism in liver". |
openbookqa | obqa_02_04250 | Which likely completes a circuit? | [
"a bird's eye",
"a dog's paw",
"a wooden ruler",
"your phone's keys"
] | D | pushing a button sometimes completes a circuit |
math_qa | mathqa_03_01129 | mary invested a certain sum of money in a bank that paid simple interest . the amount grew to $ 260 at the end of 2 years . she waited for another 3 years and got a final amount of $ 350 . what was the principal amount that she invested at the beginning ? | [
"$ 220",
"$ 230",
"$ 240",
"$ 200"
] | D | what shall be the rate of interest . ? does that is not required for the calculation ? not really ! keep in mind that the interest earned each year will be the same in simple interest . at the end of 2 years , amount = $ 260 at the end of 5 years , amount = $ 350 this means she earned an interest of $ 90 in 3 years . o... |
sciq | sciq_01_06682 | What is the term for the wavelengths of light humans can see? | [
"visible light",
"ultraviolet light",
"radiation",
"distinct light"
] | A | Visible light is the wavelengths of light humans can see. |
sciq | sciq_01_06020 | The shape of the path of an object undergoing projectile motion is called? | [
"spherical",
"a parabola",
"a triangle",
"linear"
] | B | The shape of the path of an object undergoing projectile motion is a parabola. |
sciq | sciq_01_04247 | In a longitudinal wave, what term is a measure of how compressed particles of the medium become when the wave passes through? | [
"voltage",
"magnitude",
"amplitude",
"frequency"
] | C | In a longitudinal wave, amplitude is a measure of how compressed particles of the medium become when the wave passes through. The closer together the particles are, the greater the amplitude. |
sciq | sciq_01_11650 | Stringed instruments can help show the relationship between tension and what in strings? | [
"volumes",
"lengths",
"temperatures",
"frequencies"
] | D | f 2 = v w / λ 2 = v w / 2L = 2 f 1 . Similarly, f 3 = 3 f 1 , and so on. All of these frequencies can be changed by adjusting the tension in the string. The greater the tension, the greater v w is and the higher the frequencies. This observation is familiar to anyone who has ever observed a string instrument being tune... |
medmcqa | medmcqa_05_00955 | Which of the following drugs has spasmolytic activity and could also be used in the management of seizure caused by overdose of a local anesthetic? | [
"Baclofen",
"Dantrolene",
"Diazepam",
"Tizanidine"
] | C | IV diazepam controls convulsions. In fact these can be prevented by preanesthetic administration of diazepam (1-2 mg/kg),especially if large doses are to be used. From padmaja 4th edition Page no 201 |
math_qa | mathqa_03_00416 | in how many years will a sum of money doubles itself at 30 % per annum on simple interest ? | [
"7 %",
"3 %",
"5 %",
"8 %"
] | B | "p = ( p * 30 * r ) / 100 r = 3 % answer : b" |
ARC-Easy | arc_04_02061 | The sound heard when a piano key is hit is caused by | [
"vibration.",
"refraction.",
"momentum.",
"acceleration."
] | A | null |
math_qa | mathqa_03_02195 | two positive integers differ by 4 , and sum of their reciprocals is 4 . then one of the numbers is | [
"a",
"b",
"2",
"d"
] | C | "algebraic approach : let n be the smaller integer = > 1 / n + 1 / ( n + 4 ) = 4 or ( ( n + 4 ) + n ) / n ( n + 4 ) = 4 or ( n ^ 2 + 4 n ) * 4 = 2 n + 4 or n = 2 as n can not be - negative solve for n = > n = 2 . hence , c" |
sciq | sciq_01_01365 | What can demonstrate the decrease in energy, biomass or numbers within an ecosystem? | [
"ecological pyramids",
"food chains",
"biomes",
"spontaneous mutation"
] | A | Ecological pyramids can demonstrate the decrease in energy, biomass or numbers within an ecosystem. Energy pyramids are discussed at http://www. youtube. com/watch?v=8T2nEMzk6_E (1:44). |
medmcqa | medmcqa_05_01434 | Pathological contraction ring is due to: | [
"Obstructed labour",
"Uterine inertia",
"Preterm labour",
"Oligohydramnios"
] | A | Ref: Outfit's Text Book of Obstetrics, 7th edition, pg. 404 Explanation:Pathological retraction ring/ Bandl's ring is seen in obstructed Labor.Contraction ring /Schroeder's ring is seen in incoordinate uterine contraction.Causes of obstructed labor:Fault in passage:CPD. contracted pelvisCervical/broad ligament fibroidI... |
math_qa | mathqa_03_02152 | in a coconut grove , ( x + 1 ) trees yield 60 nuts per year , x trees yield 120 nuts per year and ( x – 1 ) trees yield 180 nuts per year . if the average yield per year per tree be 100 , find x . | [
"2",
"4",
"5",
"6"
] | A | "( x + 1 ) × 60 + x × 120 + ( x − 1 ) × 180 / ( x + 1 ) + x + ( x − 1 ) = 100 ⇒ 360 x − 120 / 3 x = 100 ⇒ 60 x = 120 ⇒ x = 2 answer a" |
medmcqa | medmcqa_05_00956 | Acanthosis involves | [
"Stratum corneum",
"Stratum spinosum",
"Stratum granulosum",
"Stratum lucidum"
] | B | Acanthosis is used to describe increase in the number of cells in the Malphigian or prickle cell layer of the epidermis Acanthosis is diffuse epidermal hyperplasia (thickening of the skin). It implies increased thickness of the Malpighian layer (stratum basale and stratum spinosum). Acanthosis nigricans is often associ... |
sciq | sciq_01_08442 | What is a form of matter that has a definite shape and volume? | [
"gas",
"solid",
"liquid",
"plasma"
] | B | A solid is a form of matter that has a definite shape and volume. The shape of a solid does not change if it is transferred from one container to another. The particles of a solid are packed tightly together in fixed positions, usually in an orderly arrangement. Solids are almost completely incompressible, meaning that... |
ARC-Challenge | arc_04_02592 | Read the equation. 2Ca + O_{2} -> 2CaO What is the product of the reaction? | [
"metal",
"mixture",
"solution",
"compound"
] | D | null |
math_qa | mathqa_03_03303 | when positive integer n is divided by 3 , the remainder is 2 . when n is divided by 6 , the remainder is 5 . how many values less than 100 can n take ? | [
"0",
"2",
"3",
"4"
] | D | "a quick approac to this q is . . the equation we can form is . . 3 x + 2 = 7 y + 5 . . 3 x - 3 = 7 y . . . 3 ( x - 1 ) = 7 y . . . so ( x - 1 ) has to be a multiple of 7 as y then will take values of multiple of 3 . . here we can see x can be 1 , 8,15 , 22,29 so 5 values till 100 is reached as ( 29 - 1 ) * 3 = 84 and ... |
sciq | sciq_01_06973 | It may seem as though burning destroys matter, but the same amount of what, still exists after a campfire as before? | [
"termperature",
"mass",
"concentrations",
"energy"
] | B | It may seem as though burning destroys matter, but the same amount, or mass, of matter still exists after a campfire as before. Look at the sketch in Figure below . It shows that when wood burns, it combines with oxygen and changes not only to ashes but also to carbon dioxide and water vapor. The gases float off into t... |
sciq | sciq_01_04389 | Crossing charges is one method for obtaining what? | [
"superscripts",
"notations",
"hybrids",
"subscripts"
] | D | Crossing charges. One method for obtaining subscripts in the empirical formula is by crossing charges. When crossing charges, you will sometimes find it necessary to reduce the subscripts to their simplest ratio to write the empirical formula. Consider, for example, the compound formed by Mg2+ and O2−. Using the absolu... |
sciq | sciq_01_00581 | Redox reactions, like other chemical reactions, begin with a product and end with what? | [
"decomposition",
"plasma",
"stimulant",
"reactant"
] | D | Learn to balanced simple redox reactions by inspection. Learn to balance complex redox reactions by the half reaction method. Use the solvent, or parts of it, as a reactant or a product in balancing a redox reaction. Balancing simple redox reactions can be a straightforward matter of going back and forth between produc... |
math_qa | mathqa_03_02474 | the ratio of the first and second class fares between two stations is 3 : 1 and that of the number of passengers travelling between the two stations by the first and the second class is 1 : 50 . if in a day , rs . 1 , 325 are collected from the passengers travelling between the two stations , then the amount collected ... | [
"1,250",
"1,000",
"850",
"750"
] | A | explanation : let the fares be 3 x and x respectively for the first and second class . suppose in a day passengers travelling between the two stations be 1 and 50 . then by given condition , 3 x × 1 + x × 50 = 1,325 = > x = 25 the amount collected from second class = 25 × 50 = rs . 1250 answer : a |
ARC-Challenge | arc_04_02649 | In which layer of the Sun does nuclear fusion occur? | [
"core",
"radiative zone",
"convection zone",
"chromosphere"
] | A | null |
medmcqa | medmcqa_05_02347 | Surface Immunoglobulin is found in which cell ? | [
"T-cell",
"B-cell",
"NK cell",
"Plasma cells"
] | B | Ans is b' i.e. B-cell B cells recognize antigen the B-cell antigen receptor complex.Ig M and Ig D, present on the surface of all naive B cells, constitute the antigen binding component of B-cell receptor complex.After antigenic stimulation, B cells form plasma cells that secret immunoglobulin. |
medmcqa | medmcqa_05_02801 | Nitric oxide is produced from? | [
"Endothelium",
"RBC",
"Platelets",
"Lymphocytes"
] | A | ANSWER: (A) EndotheliumREF: Guyton's physiology 22nd edition page 199Nitric oxide should not be confused with nitrous oxide (N2O), an anesthetic and greenhouse gas, or with nitrogen dioxide (NO2), a brown toxic gas and a major air pollutant.Nitric oxide, known as the endothelium-derived relaxing factor, or 'EDRF', is b... |
openbookqa | obqa_02_04584 | A moth undergoes what? | [
"migration",
"stage conversion",
"amelioration",
"surgery"
] | B | a moth undergoes metamorphosis |
sciq | sciq_01_03234 | Where do most skin structures originate in? | [
"dermis",
"epidermis",
"cuticle",
"hypodermis"
] | A | Layers of Human Skin. The outer layer of the skin is the epidermis, and the inner layer is the dermis. Most skin structures originate in the dermis. |
sciq | sciq_01_02937 | Root-like projections anchor adults of what colony-dwelling animals to solid surfaces such as rocks and reefs? | [
"sponges",
"corals",
"anemones",
"molluscs"
] | A | Sponges come in a variety of shapes and sizes. For example, they may be shaped like tubes, fans, cones, or just blobs. They range in diameter from about a centimeter (0.4 inches) to over a meter (3.3 feet). Many species live in colonies that may be quite large. Adult sponges are sessile. This means they are unable to m... |
openbookqa | obqa_02_02051 | A piglet was accidentally stepped on. In order to heal up, the piglet is offered | [
"a new toy",
"a pet puppy",
"slop",
"a warm bath"
] | C | an animal requires nutrients to grow and heal |
sciq | sciq_01_00404 | What is composed of two strands of nucleotides in a double-helical structure? | [
"bacteria",
"dna",
"molecule",
"RNA"
] | B | DNA Double-Helical Structure DNA has a double-helical structure (Figure 2.23). It is composed of two strands, or polymers, of nucleotides. The strands are formed with bonds between phosphate and sugar groups of adjacent nucleotides. The strands are bonded to each other at their bases with hydrogen bonds, and the strand... |
sciq | sciq_01_03174 | How many vertebrae make up the human vertebral column? | [
"33",
"35",
"32",
"35"
] | A | Human Vertebral Column and Vertebrae. The human vertebral column consists of 33 vertebrae. Two vertebrae are shown here enlarged. |
openbookqa | obqa_02_02769 | Buttercups can produce | [
"their own nutrients",
"grow in space",
"ride horses",
"enter singing competitions"
] | A | plant cells can perform photosynthesis |
medmcqa | medmcqa_05_00641 | The posterior urethra is best visualized by? | [
"Static cystogram",
"Retrograde urethrogram",
"Voiding cystogram",
"CT cystogram"
] | C | C i.e., Voiding cystogram |
sciq | sciq_01_06443 | The female reproductive organs include the ovaries, fallopian tubes, uterus, and what? | [
"womb",
"bladder",
"vagina",
"intestines"
] | C | The female reproductive organs include the ovaries, fallopian tubes, uterus, and vagina. |
ARC-Easy | arc_04_01091 | Rocks in warm and humid environments can be weathered faster than rocks in other environments. Which is most likely the next step in the rock cycle for weathered rocks? | [
"They are cemented.",
"They are compacted.",
"They become eroded.",
"They become molted."
] | C | null |
sciq | sciq_01_05644 | What chromosome determines the sex of an organism? | [
"autosome",
"sex chromosome",
"S chromosome",
"ribosome"
] | B | A sex chromosome is a chromosome that determines the sex of an organism. Humans have two sex chromosomes, X and Y . Females have two X chromosomes ( XX ), and males have one X and one Y chromosome ( XY ). An autosome is any chromosome other than a sex chromosome. If a trait is autosomal it will affect males and females... |
sciq | sciq_01_00257 | Diagnosing and treating cancer is a beneficial use of what potentially dangerous energy? | [
"solar",
"mechanical",
"radiation",
"thermal"
] | C | Radiation has several important uses, including diagnosing and treating cancer. |
openbookqa | obqa_02_03493 | If a thing experiences a burning combustion, then it is | [
"great",
"safe",
"fine",
"damaged"
] | D | a car engine usually converts gasoline into motion and heat through combustion |
sciq | sciq_01_04959 | What are the earliest reptile genus named? | [
"brachyophis",
"hylonomus",
"collorhabdium",
"scolecophis"
] | B | Earliest Reptile: Hylonomus . The earliest known reptile is given the genus name Hylonomus . It was about 20 to 30 centimeters (8 to 12 inches) long, lived in swamps, and ate insects and other small invertebrates. |
openbookqa | obqa_02_01609 | A rainbow is caused by rain and what? | [
"grass",
"winds",
"solar rays",
"oceans"
] | C | sunlight and rain can cause a rainbow |
medmcqa | medmcqa_05_02716 | KF ring has deposition of which of the following in the Descemet’s membrane? | [
"Copper",
"Arsenic",
"Iron",
"Mercury"
] | A | Kayser-Fleischer (KF) ring → Copper deposition in Chalcosis or Wilson’s disease Fleischer ring
→ Deposition of iron and is a sign of keratoconus |
sciq | sciq_01_04862 | Under a microscope, salt crystals are what shape? | [
"squares",
"circles",
"triangles",
"cubes"
] | D | Under a microscope, salt crystals are cubes. |
math_qa | mathqa_03_03286 | selling an kite for rs . 30 , a shop keeper gains 20 % . during a clearance sale , the shopkeeper allows a discount of 10 % on the marked price . his gain percent during the sale is ? | [
"8 %",
"10 %",
"11 %",
"15 %"
] | A | explanation : marked price = rs . 30 c . p . = 100 / 120 * 30 = rs . 25 sale price = 90 % of rs . 30 = rs . 27 required gain % = 0.2 / 25 * 100 = 8 % . answer : a |
sciq | sciq_01_10850 | What lengths are positive for converging lens and negative for diverging lens? | [
"differential lengths",
"light lengths",
"wavelengths",
"focal lengths"
] | D | - For lenses, the distance from the center of the lens to the focus is . Focal lengths are positive for converging lens and negative for diverging lens. The distance from the center of the lens to the object in question is , where distances to the left of the lens are positive in sign. The distance from the center of t... |
math_qa | mathqa_03_04569 | a set consists of 15 numbers , all are even or multiple of 5 . if 8 numbers are even and 10 numbers are multiple of 5 , how many numbers is multiple of 10 ? | [
"0",
"1",
"2",
"3"
] | D | "{ total } = { even } + { multiple of 5 } - { both } + { nether } . since { neither } = 0 ( allare even or multiple of 5 ) then : 15 = 8 + 10 - { both } + 0 ; { both } = 3 ( so 1 number is both even and multiple of 5 , so it must be a multiple of 10 ) . answer : d ." |
openbookqa | obqa_02_00850 | Needing to use an umbrella could be the result of | [
"evaporation",
"condensation",
"altercation",
"precipitation"
] | D | precipitation is when water falls from the sky |
math_qa | mathqa_03_04525 | the ratio between the number of sheep and the number of horses at the stewar farm is 3 to 7 . if each of horse is fed 230 ounces of horse food per day and the farm needs a total 12880 ounces of horse food per day . what is number sheep in the form ? ? | [
"24",
"28",
"32",
"56"
] | A | et no of sheep and horses are 3 k and 7 k no of horses = 12880 / 230 = 56 now 7 k = 56 and k = 8 no of sheep = ( 3 * 8 ) = 24 answer : a |
medmcqa | medmcqa_05_00814 | SI unit of radioactivity is: March 2013 (c, f) | [
"Rem",
"Rad",
"Becuerel",
"Curie"
] | C | Ans. C i.e. Becquerel |
medmcqa | medmcqa_05_00172 | A patient with pancreatic malignancy presents with lethargy, yellow urine and pruritus. The probable location of the tumor is: | [
"Head of the pancreas",
"Body of the pancreas",
"Tail of the pancreas",
"Pancreatic malignancy with liver metastasis"
] | A | Obstructive jaundice is a frequent feature when the cancer is located in the head of pancreas. The symptoms are abdominal discomfo, pruritus, lethargy, and weight loss. Physical signs: Jaundice and cachexia, and scratch marks. 25% have a palpable gall bladder (Courvoisier's sign). Ref: Harrison, Edition -18, Page-789 |
sciq | sciq_01_08389 | In naming ternary compounds, which type of particle is stated first? | [
"subatomic",
"molecule",
"anion",
"cation"
] | D | Ternary compounds are named by stating the cation first, followed by the anion. |
openbookqa | obqa_02_00760 | Survival of an organism is positively impacted by | [
"access to food lacking in nutrients",
"access to dirty, tainted water",
"access to viable and required items",
"access to roadways and highways"
] | C | the ability to access resources has a positive impact on an organism 's survival |
sciq | sciq_01_09350 | What does bile help to digest ? | [
"nuts",
"food",
"fat",
"protein"
] | C | The liver secretes bile acids. Bile acids help digest fat. Some liver bile is secreted directly into the small intestine. |
openbookqa | obqa_02_04354 | A gila monster will likely have to interact negatively with | [
"trees",
"eagles",
"snails",
"sharks"
] | B | hawks eat lizards |
math_qa | mathqa_03_03052 | in the fifth grade at parkway elementary school there are 470 students . 300 students are boys and 250 students are playing soccer . 86 % of the students that play soccer are boys . how many girl student are in parkway that is not playing soccer ? | [
"69 .",
"135 .",
"81 .",
"91 ."
] | B | "total students = 470 boys = 300 , girls = 170 total playing soccer = 250 86 % of 250 = 215 are boys who play soccer . girls who play soccer = 35 . total girls who do not play soccer = 170 - 35 = 135 . correct option : b" |
sciq | sciq_01_11508 | Within the first 8 weeks of gestation, a developing embryo establishes the rudimentary structures of all of its organs and tissues from the ectoderm, mesoderm, and endoderm. this process is called what? | [
"parthenogenesis",
"biosynthesis",
"abiogenesis",
"organogenesis"
] | D | Within the first 8 weeks of gestation, a developing embryo establishes the rudimentary structures of all of its organs and tissues from the ectoderm, mesoderm, and endoderm. This process is called organogenesis. Like the central nervous system, the heart also begins its development in the embryo as a tube-like structur... |
sciq | sciq_01_07377 | What are natural resources which can be replaced in a relatively short period called? | [
"replaceable resources",
"materials resources",
"renewable resources",
"solvent resources"
] | C | Renewable resources are natural resources that can be replaced in a relatively short period of time or are virtually limitless in supply. Renewable energy resources include sunlight, moving water, wind, biomass, and geothermal energy. Each of these energy resources is described in Table below . Resources such as sunlig... |
ARC-Easy | arc_04_01149 | Changes to Earth's surface can happen slowly or quickly. Which of these changes happens the most quickly? | [
"a mountain eroding to a hill",
"a river making a delta",
"a glacier making a canyon",
"a storm moving a sandbar"
] | D | null |
medmcqa | medmcqa_05_01059 | Which type of delivery is safest in maternal hea disease? | [
"Vaginal",
"Cesarean section",
"Outlet forceps",
"Mid-cavity forceps"
] | C | Outlet forceps |
math_qa | mathqa_03_04122 | find the smallest number of five digits exactly divisible by 16 , 24,36 and 54 . | [
"10368",
"10638",
"10836",
"10846"
] | A | "smallest number of five digits is 10000 . required number must be divisible by l . c . m . of 16,24 , 36,54 i . e 432 , on dividing 10000 by 432 , we get 64 as remainder . therefore , required number = 10000 + ( 432 – 64 ) = 10368 . answer is a ." |
sciq | sciq_01_00626 | The prevalence of cervical cancer in the united states is very low because of regular screening exams called what? | [
"mammograms",
"prostates exams",
"Stavros smears",
"pap smears"
] | D | The prevalence of cervical cancer in the United States is very low because of regular screening exams called pap smears. Pap smears sample cells of the cervix, allowing the detection of abnormal cells. If pre-cancerous cells are detected, there are several highly effective techniques that are currently in use to remove... |
openbookqa | obqa_02_00268 | Someone in a room without any lights on, but that has mirrors in it, can still have light in that room if | [
"lights are turned on in another house",
"a joined room is dark",
"the room is completely dark",
"a joined room is lit"
] | D | a mirror is used for reflecting light |
math_qa | mathqa_03_03481 | the average of 10 numbers is 40.2 . later it is found that two numbers have been wrongly copied . the first is 16 greater than the actual number and the second number added is 13 instead of 31 . find the correct average . | [
"40.2",
"40.4",
"40.6",
"40.8"
] | B | "sum of 10 numbers = 402 corrected sum of 10 numbers = 402 – 13 + 31 – 16 = 404 hence , new average = 404 ⁄ 10 = 40.4 answer b" |
math_qa | mathqa_03_03490 | along a yard 441 metres long , 22 trees are palnted at equal distances , one tree being at each end of the yard . what is the distance between two consecutive trees | [
"18",
"19",
"20",
"21"
] | D | "explanation : 22 trees have 21 gaps between them , required distance ( 441 / 21 ) = 21 option d" |
openbookqa | obqa_02_01379 | A field of flowers has pollen filled flowers. The most likely thing to do the seed spread would be | [
"striped falcons",
"human children",
"wild boars",
"avian creature"
] | D | when pollen sticks to a hummingbird , that pollen will move to where the hummingbird moves |
ARC-Easy | arc_04_01822 | Reptiles become more active as the day gets warmer. This is because | [
"they have scaly skin.",
"they have slimy skin.",
"their body temperature stays at a constant level.",
"their body temperature changes with the environment."
] | D | null |
math_qa | mathqa_03_01605 | how many positive factors do 120 and 80 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 80 is 40 number of factors of 40 = 8 answer : a" |
sciq | sciq_01_06922 | Which structure includes sugar-phosphate "backbones", composed of alternating phosphate groups and deoxyribose sugars, and nitrogenous bases? | [
"mulecular triplex",
"dna double helix",
"molecule double helix",
"dna triple helix"
] | B | The DNA double helix. The two sides are the sugar-phosphate backbones, composed of alternating phosphate groups and deoxyribose sugars. The nitrogenous bases face the center of the double helix. As the base-pairing rules tell us, A always pairs with T, and G always pairs with C. |
sciq | sciq_01_04805 | What is the type of plant called when its leaves seasonally turn color and fall off? | [
"verdant plant",
"evergreen",
"conifer",
"deciduous plant"
] | D | In a deciduous plant, leaves seasonally turn color and fall off the plant. They are replaced with new leaves later in the year. |
sciq | sciq_01_08353 | In which type of reaction are compounds formed? | [
"chemical reaction",
"gaseous reaction",
"balanced reaction",
"acid reaction"
] | A | Compounds form when atoms of different elements combine. This process is a chemical reaction. |
sciq | sciq_01_03445 | Which common element is the most found in living organisms? | [
"carbon",
"monoxide",
"oxygen",
"hydrogen"
] | A | Carbon is one of the most common elements found in living organisms. Chains of carbon molecules form the backbones of many organic molecules, such as carbohydrates, proteins, and lipids. Carbon is constantly cycling between living organisms and the atmosphere ( Figure below ). The cycling of carbon occurs through the c... |
math_qa | mathqa_03_01777 | every year an amount increases by 1 / 9 th of itself . how much will it be after two years if its present value is rs . 64000 ? | [
"81000",
"81007",
"81008",
"79012.3"
] | D | "64000 * 10 / 9 * 10 / 9 = 79012.3 answer : d" |
medmcqa | medmcqa_05_00059 | Leaden paralysis is seen in | [
"Severe depression",
"Melancholic depression",
"Atypical depression",
"Narcolepsy"
] | C | Leaden paralysis is extreme heaviness in arms & legs and patient will be lying like a "log of wood", seen in Atypical depression. |
sciq | sciq_01_10908 | How do plants and algae both make food? | [
"photosynthesis",
"spermatogenesis",
"Digestion.",
"atherosclerosis"
] | A | Like plants, algae contain chlorophyll and make food by photosynthesis. |
medmcqa | medmcqa_05_03803 | The typical feature of interstitial lung disease is | [
"End inspiratory rales",
"Expiratory rales",
"Inspiratory rhonchi",
"Expiratory rhonchi"
] | A | Rales are abnormal lung sounds characterized by discontinuous clicking or rattling sounds. They can sound like salt dropped onto a hot pan or like cellophane being crumpled. Crackles are the clicking, rattling, or crackling noises that may be made by one or both lungs of a human with a respiratory disease during inhala... |
sciq | sciq_01_04840 | Which three colors are called the primary colors of light? | [
"red, green, blue",
"black, white, red",
"red, blue, yellow",
"blue, green, violet"
] | A | The human eye can distinguish only red, green, and blue light. These three colors are called the primary colors of light. All other colors of light can be created by combining the primary colors. Look at the Venn diagram below . Red and green light combine to form yellow light. Red and blue light combine to form magent... |
medmcqa | medmcqa_05_03164 | In a cervix low grade squamous intraepithelial leison (LSIL) in Bethseda system includes: | [
"CIN I",
"CIN II",
"CIN III",
"Squamous metaplasia"
] | A | In Bethesda system:
LSIL = CIN 1
HSIL = CIN 2, CIN 3/Ca in situ |
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