dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
openbookqa | obqa_02_03426 | Weathering could be | [
"talking to a friend",
"running on a hot day",
"cleaning my room on Saturday",
"changing a statue to dust"
] | D | An example of weathering is when a plant root grows into a crack in rock |
medmcqa | medmcqa_05_00687 | A 60 years old man presents with acute onset of pain in lower abdomen followed by repeated rectal bledding Examination revealed pulse rate of 100/ minute, BP 160/96 mm of Hg and a localised tenderness in the left hypochondrium. Stools examination reveales only a few pus cells and sigmoidoscopy was normal. Which one of ... | [
"Idiopathic ulcerative colitis",
"Bacillary dysentery",
"Ischaemic colitis",
"Amoebic colitis"
] | C | Ans. is 'c' i.e., Ischaemic colitis |
sciq | sciq_01_07641 | Which type of tree loses its leaves each fall and remains leafless in the winter? | [
"annual",
"conifer",
"deciduous",
"perennial"
] | C | Temperate Forests Temperate forests are the most common biome in eastern North America, Western Europe, Eastern Asia, Chile, and New Zealand (Figure 20.18). This biome is found throughout mid-latitude regions. Temperatures range between –30oC and 30oC (–22oF to 86oF) and drop to below freezing on an annual basis. These... |
sciq | sciq_01_02042 | Any structure inside a cell that is enclosed by a membrane is called? | [
"a particle",
"an organelle",
"an article",
"an enclave"
] | B | The nucleus is an example of an organelle . An organelle is any structure inside a cell that is enclosed by a membrane. Eukaryotic cells may contain many different organelles. Each does a special job. For example, the mitochondrion is an organelle that provides energy to the cell. You can see a mitochondrion and severa... |
sciq | sciq_01_00693 | Our bodies use what, primarily in the form of glucose, for our immediate energy needs - although they are not as energy dense or capable of long-term storage as lipids? | [
"enzymes",
"electrolytes",
"proteins",
"carbohydrates"
] | D | Opening Essay On July 11, 2003, the Food and Drug Administration amended its food labeling regulations to require that manufacturers list the amount of trans fatty acids on Nutrition Facts labels of foods and dietary supplements, effective January 1, 2006. This amendment was a response to published studies demonstratin... |
sciq | sciq_01_06841 | Distinguishing between homology and analogy is critical in reconstructing what? | [
"proteases",
"phylogenies",
"residues",
"phylums"
] | B | |
sciq | sciq_01_09624 | The chloroplast integrates the two stages of what process? | [
"defacation",
"photosynthesis",
"polarization",
"breathing"
] | B | |
math_qa | mathqa_03_03449 | united telephone charges a base rate of $ 11.00 for service , plus an additional charge of $ 0.25 per minute . atlantic call charges a base rate of $ 12.00 for service , plus an additional charge of $ 0.20 per minute . for what number of minutes would the bills for each telephone company be the same ? | [
"2 minutes",
"10 minutes",
"20 minutes",
"40 minutes"
] | C | "lets take number of minutesx . given that , 11 + 0.25 x = 12 + 0.2 x - > 0.05 x = 2 - > x = 20 minutes ans c" |
openbookqa | obqa_02_04011 | A solid has a fixed shape. When liquid is boiled and turns into gas, its shape is | [
"impermanent",
"talk",
"play games",
"smile"
] | A | Matter in the gas phase has variable shape |
medmcqa | medmcqa_05_02106 | In MI,which enzyme is raised in 4 to 6 hrs.& decreases in 3 to 4 days- | [
"SGOT",
"LDH",
"CPK",
"SGPT"
] | C | Ref: R Alagappan - Manual of Practical Medicine 4th Edition.pg no:184 Cardiac Enzymes a. CPK-MB: This cardiac isoenzyme stas rising within 4-6 hrs after development of acute MI, peaks during the 2nd day (4 fold rise) and disappears in 2-3 days. Other causes of total CK elevation: 1. Skeletal diseases - Polymyositis, Mu... |
sciq | sciq_01_10554 | What works by selecting for alleles that confer beneficial traits or behaviors, while selecting against those for deleterious qualities? | [
"characteristic selection",
"natural selection",
"same selection",
"artificial selection"
] | B | 19.2 Population Genetics Both genetic and environmental factors can cause phenotypic variation in a population. Different alleles can confer different phenotypes, and different environments can also cause individuals to look or act differently. Only those differences encoded in an individual’s genes, however, can be pa... |
openbookqa | obqa_02_02509 | which one of these individuals would have the most optimal quality of life? | [
"a doctor who sleeps six hours daily",
"a nurse who nine hours of shut eye daily",
"a student who sleeps 2 hours daily",
"a teacher who sleeps 5 hours daily"
] | B | a human requires rest to be healthy |
sciq | sciq_01_02229 | The uterus has an external opening known as what? | [
"fallopian tubes",
"cervix",
"ovaries",
"vulva"
] | D | Nervous system Most nematodes possess four longitudinal nerve cords that run along the length of the body in dorsal, ventral, and lateral positions. The ventral nerve cord is better developed than the dorsal or lateral cords. All nerve cords fuse at the anterior end, around the pharynx, to form head ganglia or the “bra... |
sciq | sciq_01_02775 | Deceleration is the opposite of what? | [
"stopping",
"acceleration",
"vibration",
"stimulation"
] | B | Discussion The minus sign indicates that acceleration is to the left. This sign is reasonable because the train initially has a positive velocity in this problem, and a negative acceleration would oppose the motion. Again, acceleration is in the same direction as the change in velocity, which is negative here. This acc... |
sciq | sciq_01_09725 | How can nuclear fusion in stars be simulated? | [
"nuclear reactors",
"particle accelerators",
"nitrogen accelerators",
"plutonium accelerators"
] | B | Particle accelerators simulate nuclear fusion in stars. |
sciq | sciq_01_07950 | Copper oxide is a result of what two substances mixing? | [
"copper and gas",
"metal and oxygen",
"crystal and oxygen",
"copper and oxygen"
] | D | |
sciq | sciq_01_02738 | Duplicated chromosomes are composed of two sister what? | [
"chromatids",
"nucleotides",
"eukaryotes",
"karyotypes"
] | A | Duplicated chromosomes are composed of two sister chromatids. Chromosomes are compacted using a variety of mechanisms during certain stages of the cell cycle. Several classes of protein are involved in the organization and packing of the chromosomal DNA into a highly condensed structure. The condensing complex compacts... |
math_qa | mathqa_03_00306 | if xy > 0 , 1 / x + 1 / y = 6 , and 1 / xy = 12 , then ( x + y ) / 6 = ? | [
"1 / 12",
"1 / 6",
"1 / 5",
"5"
] | A | "( 1 / x + 1 / y ) = 6 canbe solved as { ( x + y ) / xy } = 12 . substituting for 1 / xy = 12 , we get x + y = 6 / 12 = = > ( x + y ) / 6 = 6 / ( 12 * 6 ) = 1 / 12 . a" |
sciq | sciq_01_10187 | How is the chance of survival affected when animals lack parental care? | [
"unaffected",
"variable",
"increased",
"decreased"
] | D | |
sciq | sciq_01_09465 | What causes rivers to always flow downhill? | [
"diffusion",
"pressure",
"gravity",
"slope"
] | C | Currents are like rivers flowing through the ocean. Rivers always flow downhill because of gravity. What do you think causes ocean currents to flow?. |
sciq | sciq_01_09161 | Metabolic cooperation between different prokaryotic species often occurs in surface-coating colonies. what are these colonies called? | [
"plankton",
"eukaryotes",
"lichens",
"biofilms"
] | D | |
openbookqa | obqa_02_02430 | Which season is it for Australians in July? | [
"Spring",
"Fall",
"Winter",
"Summer"
] | C | seasons cause change to the environment |
ARC-Easy | arc_04_00143 | Rolanda is growing tomato plants in her garden. She has created a compost pile and has been adding compost around her tomato plants to help fertilize them. Compost is solid waste in which organic material is broken down by microorganisms in the presence of oxygen to where it can be safely stored, handled, and applied t... | [
"producers",
"consumers",
"scavengers",
"decomposers"
] | D | null |
sciq | sciq_01_09984 | Translation is the second part of the central dogma of what? | [
"molecular biology",
"relativity",
"string theory",
"molecular gastronomy"
] | A | Translation is the second part of the central dogma of molecular biology: RNA → Protein . It is the process in which the genetic code in mRNA is read, one codon at a time, to make a protein. Figure below shows how this happens. After mRNA leaves the nucleus, it moves to a ribosome , which consists of rRNA and proteins.... |
sciq | sciq_01_05999 | What substance can be identified by their atomic number and mass number? | [
"solutions",
"structures",
"elements",
"compounds"
] | C | Elements can be identified by their atomic number and mass number. |
math_qa | mathqa_03_01643 | a tank contains 10,000 gallons of a solution that is 5 percent sodium chloride by volume . if 2,000 gallons of water evaporate from the tank , the remaining solution will be approximately what percent sodium chloride ? | [
"1.25 %",
"3.75 %",
"6.25 %",
"6.67 %"
] | C | "the amount of sodium chloride is 0.05 * 10,000 = 500 gallons 500 / 8000 = 1 / 16 = 6.25 % the answer is c ." |
sciq | sciq_01_09002 | What is the science of how living things interact with each other and their environment? | [
"compatibility",
"ecology",
"biology",
"zoology"
] | B | The science of how living things interact with each other and their environment is called ecology. Ecology is a major branch of life science, but it overlaps with many other fields. For example, it shares data and theories with geography, biology, climatology, and other sciences. In this lesson, you’ll learn some of th... |
openbookqa | obqa_02_00248 | What can show how a rainbow is formed by refraction of light by splitting light into all different colors? | [
"watching sunlight bounce off a mirror",
"shining a flashlight on a gem",
"shining a flashlight at a mirror",
"looking at a freshly formed diamond"
] | B | a rainbow is formed by refraction of light by splitting light into all different colors |
sciq | sciq_01_09516 | What is the main reason for weather change? | [
"seasons",
"moving air masses",
"moving energy masses",
"climate change"
] | B | Weather is always changing. One day might be cold and cloudy. The next day might be warm and sunny. Even on the same day, the weather can change a lot. A beautiful morning might be followed by a stormy afternoon. Why does weather change? The main reason is moving air masses. |
sciq | sciq_01_01557 | What makes up most of biological tissues? | [
"bone",
"air",
"muscle",
"water"
] | D | Biological tissue consists primarily of water, which absorbs electromagnetic radiation in the infrared region of the spectrum. Suggest a plausible reason for using carbon dioxide lasers in surgery. |
medmcqa | medmcqa_05_03455 | Most common complication of splenectomy is ? | [
"Pancreatic leak",
"Pulmonary complications",
"Pneumococcal peritonitis",
"Hemorrhage"
] | B | Ans. is 'b' i.e., Pulmonary complications |
sciq | sciq_01_09055 | Where do amphibians lay their eggs? | [
"in water",
"on land",
"in caves",
"in airborne nests"
] | A | Amphibians reproduce sexually. Fertilization may take place inside or outside the body. Eggs are laid in water. They hatch into larvae that live in the water until they undergo metamorphosis to the adult form. |
math_qa | mathqa_03_03850 | from a pack of 52 cards , two cards are drawn at random together at random what is the probability of both the cards being kings ? | [
"1 / 221",
"8 / 221",
"4 / 589",
"4 / 587"
] | A | "let s be the sample space then n ( s ) = 52 c 2 = ( 52 * 51 ) / ( 2 * 1 ) = 1326 let e be the event of getting 2 kings out of 4 n ( e ) = 4 c 2 = ( 4 * 3 ) / ( 2 * 1 ) = 6 p ( e ) = n ( e ) / n ( s ) = 6 / 1326 = 1 / 221 answer ( a )" |
ARC-Easy | arc_04_01507 | When trees are removed from an area in a tropical rainforest, the area experiences an increase in soil erosion. Which statement best explains why removing the trees can lead to soil erosion? | [
"Less bedrock will be available to make soil.",
"There will be fewer roots to hold the soil in place.",
"The number of soil-eating insects in the area will increase.",
"The amount of solar radiation reaching the ground will increase."
] | B | null |
medmcqa | medmcqa_05_02240 | A 64-year-old woman presents with fatigue, and musculoskeletal symptoms. She reports of no headache, jaw discomfort, or visual disturbance. Her physical examination is normal, and laboratory testing reveals an elevated ESR of 75 mm/h. She is started on prednisone 10 mg/day and notices a dramatic improvement in her symp... | [
"heliotrope rash",
"proximal muscle weakness",
"painful peripheral neuropathies",
"stiffness and pain of proximal muscles"
] | D | This patient has PMR. It is characterized by stiffness, aching, and pain in proximal muscle groups in the neck, shoulders, back, hips, and thighs. It is considerably more common than temporal arteritis. Both diseases are almost exclusively seen in the over 50 age group. |
math_qa | mathqa_03_00326 | what is the least number to be subtracted from 800 to make it a perfect square ? | [
"1",
"16",
"20",
"71"
] | B | "the numbers less than 800 and are squares of certain number is 784 . the least number that should be subtracted from 800 to make it perfect square = 800 - 784 = 16 . answer : b" |
sciq | sciq_01_07532 | Do most humans feed at one trophic level, or more than one? | [
"one",
"less than one",
"more than one",
"none"
] | C | Many consumers feed at more than one trophic level. Humans, for example, are primary consumers when they eat plants such as vegetables. They are secondary consumers when they eat cows. They are tertiary consumers when they eat salmon. |
math_qa | mathqa_03_04424 | what amount does an investor receive if the investor invests $ 5000 at 10 % p . a . compound interest for two years , compounding done annually ? | [
"$ 5850",
"$ 5950",
"$ 6050",
"$ 6150"
] | C | "a = ( 1 + r / 100 ) ^ n * p ( 1.1 ) ^ 2 * 5000 = 1.21 * 5000 = 6050 the answer is c ." |
math_qa | mathqa_03_03383 | if one root of the equation 2 x ^ 2 + 3 x – k = 0 is 7 , what is the value of k ? | [
"100",
"110",
"119",
"120"
] | C | we just enter this root into the equation in order to recieve an equation to find the answer ! 2 * 7 ^ 2 + 3 * 7 - k = 0 k = 98 + 21 = 119 the answer is c |
sciq | sciq_01_06458 | Name a passageway that is shared with the digestive system. | [
"pharynx",
"trachea",
"esophagus",
"larynx"
] | A | Next, air passes through the pharynx, a passageway that is shared with the digestive system. From the pharynx, the air passes next through the larynx, or voice box. |
sciq | sciq_01_07514 | What do you call a close relationship between two species that benefits both? | [
"symbiotic relationship",
"parasitic relationship",
"commensalism",
"primordial relationship"
] | A | Many fungi get organic compounds from living organisms. They have close relationships with other species. A close relationship between two species is called a symbiotic relationship. Two symbiotic relationships in fungi are mycorrhiza and lichen. These relationships are beneficial for both species. |
openbookqa | obqa_02_03432 | When will the humidity increase in relation to bodies of water? | [
"when you get closer",
"when you are shooting",
"when you get farther",
"when you are laughing"
] | A | as distance from water decreases , humidity will increase |
sciq | sciq_01_07348 | Electromagnetic waves are comprised of what two types of energy? | [
"solar and kinetic",
"kinetic and electric",
"electric and magnetic",
"magnetic and gravitational"
] | C | Gamma rays are electromagnetic waves. Electromagnetic waves are waves of electric and magnetic energy that travel through space at the speed of light. The energy travels in tiny “packets” of energy, called photons. Photons of gamma energy are called gamma particles. Other electromagnetic waves include microwaves, light... |
sciq | sciq_01_03510 | During protein synthesis, ribosomes assemble what into proteins? | [
"amino acids",
"rna acids",
"DNA Acids",
"polymer acids"
] | A | Figure 4.13 Ribosomes are made up of a large subunit (top) and a small subunit (bottom). During protein synthesis, ribosomes assemble amino acids into proteins. |
medmcqa | medmcqa_05_02331 | A 68-year-old coal miner with a history of smoking and emphysema develops severe air-flow obstruction and expires. Autopsy reveals a "black lung," with coal-dust nodules scattered throughout the parenchyma and a central area of dense fibrosis. The coal dust entrapped within this miner's lung was sequestered primarily b... | [
"Endothelial cells",
"Fibroblasts",
"Lymphocytes",
"Macrophages"
] | D | Macrophages. Coal workers' pneumoconiosis reflects the inhalation of carbon particles. The characteristic pulmonary lesions of simple coal worker's pneumoconiosis include nonpalpable coal-dust macules and palpable coal-dust nodules, both of which are typically multiple and scattered throughout the lung as 1- to 4-mm bl... |
openbookqa | obqa_02_04165 | What rotates on its axis? | [
"oceans",
"winds",
"blue world",
"people"
] | C | the Earth rotates on its axis on its axis |
openbookqa | obqa_02_00817 | A cop can tell that a car is speeding because it is | [
"cruising quickly",
"driving along",
"moving forward",
"on the road"
] | A | speed is a measure of how fast an object is moving |
ARC-Challenge | arc_04_02398 | Which of the following best describes the purpose of the chromosomes in the nucleus of a cell? | [
"to store the genetic instructions needed to specify traits",
"to release energy by breaking down food molecules",
"to transport nutrients into and out of the cell",
"to protect the cells from microorganisms"
] | A | null |
math_qa | mathqa_03_01287 | given f ( x ) = 3 x – 5 , for what value of x does 2 * [ f ( x ) ] – 1 = f ( 3 x – 6 ) | [
"0",
"4",
"6",
"7"
] | B | "explanations we have the function f ( x ) = 3 x – 5 , and we want to some sophisticated algebra with it . let ’ s look at the two sides of the prompt equation separately . the left side says : 2 * [ f ( x ) ] – 1 — - this is saying : take f ( x ) , which is equal to its equation , and multiply that by 2 and then subtr... |
math_qa | mathqa_03_04453 | veena ranks 73 rd from the top in a class of 182 . what is her rank from the bottom if 22 students have failed the examination ? | [
"88",
"108",
"110",
"90"
] | A | "total student = 182 failed = 22 paasd student = 182 - 22 = 160 from bottom her rank is = 160 - 73 + 1 = 88 answer : a" |
math_qa | mathqa_03_00387 | a certain car dealership sells economy cars , luxury cars , and sport utility vehicles . the ratio of economy to luxury cars is 4 : 3 . the ratio of economy cars to sport utility vehicles is 6 : 5 . what is the ratio of luxury cars to sport utility vehicles ? | [
"9 : 10",
"8 : 9",
"3 : 2",
"2 : 3"
] | A | "the ratio of economy to luxury cars is 4 : 3 - - > e : l = 4 : 3 = 24 : 18 . the ratio of economy cars to sport utility vehicles is 6 : 5 - - > e : s = 6 : 5 = 24 : 20 . thus , l : s = 18 : 20 = 9 : 10 . answer : a ." |
openbookqa | obqa_02_04230 | If above your head in the out of doors is gray during the daylight hours then the likeliest need for your travels that day would be | [
"bikini",
"umbrella",
"beach ball",
"sunscreen"
] | B | clouds produce rain |
sciq | sciq_01_00557 | Most members of what kingdom of spore-making organisms grow on the forest floor, where the dark and damp environment is rich? | [
"bacteria",
"moss",
"algae",
"fungi"
] | D | Habitats Although fungi are primarily associated with humid and cool environments that provide a supply of organic matter, they colonize a surprising diversity of habitats, from seawater to human skin and mucous membranes. Chytrids are found primarily in aquatic environments. Other fungi, such as Coccidioides immitis, ... |
math_qa | mathqa_03_02470 | two trains of equal length are running on parallel lines in the same direction at 46 km / hr and 36 km / hr . the faster train catches and completely passes the slower train in 54 seconds . what is the length of each train ( in meters ) ? | [
"45",
"55",
"65",
"75"
] | D | "the relative speed = 46 - 36 = 10 km / hr = 10 * 5 / 18 = 25 / 9 m / s in 54 seconds , the relative difference in distance traveled is 54 * 25 / 9 = 150 meters this distance is twice the length of each train . the length of each train is 150 / 2 = 75 meters the answer is d ." |
math_qa | mathqa_03_03238 | the value for d = ( 0.889 × 55 ) / 9.97 to the nearest tenth is | [
"0.5",
"4.63",
"4.9",
"7.7"
] | C | if we read the q , we can easily home on to the answer , , the numerator is clearly between 40 and 50 . . denomiator is close to 10 . . so d = ( 0.889 × 55 ) / 9.97 is between 4 and 5 . . it may tempt us to solve it since ther are two values between 4 and 5 . . but the catch is innearest tenth 4.63 can be called neares... |
sciq | sciq_01_10139 | A hypothesis is scientific only if it can be tested by what? | [
"making a conclusion",
"independent variable",
"carbon dating",
"making observations"
] | D | For a hypothesis to be testable means that it is possible to make observations that agree or disagree with it. If a hypothesis cannot be tested by making observations, it is not scientific. Consider this statement:. |
openbookqa | obqa_02_01838 | the best way to improve production in future yields on the farm is | [
"planting cabbage one year and spinach the next",
"chemical fertilizers and salts",
"rotating water schedules daily",
"over watering each field"
] | A | crop rotation has a positive impact on soil quality |
sciq | sciq_01_08671 | Unlike the cells of plants and fungi, animal cells lack what? | [
"nuclei",
"cell wall",
"flagella",
"mitochondria"
] | B | Like the cells of all eukaryotes, animal cells have a nucleus and other membrane-bound organelles (see Figure below ). Unlike the cells of plants and fungi, animal cells lack a cell wall. This gives animal cells flexibility. It lets them take on different shapes so they can become specialized to do particular jobs. The... |
sciq | sciq_01_02168 | Rust consists of oxides of what element? | [
"Aluminum",
"iron",
"Copper",
"Gold"
] | B | Rust is a combination of several different oxides of iron. The equations below show the steps involved in one of the many processes of rust formation. |
openbookqa | obqa_02_01578 | The earth receives uneven amounts of UV rays due to | [
"height",
"distance",
"it's axis",
"width"
] | C | the Earth being tilted on its axis causes ones side of the Earth to receive less energy from the Sun than the other side |
math_qa | mathqa_03_02917 | the average marks of a class of 22 students is 40 and that of another class of 28 students is 60 . find the average marks of all the students ? | [
"51.2",
"59.5",
"52.8",
"52.5"
] | A | "sum of the marks for the class of 22 students = 22 * 40 = 880 sum of the marks for the class of 28 students = 28 * 60 = 1680 sum of the marks for the class of 50 students = 880 + 1680 = 2560 average marks of all the students = 2560 / 50 = 51.2 answer : a" |
openbookqa | obqa_02_00240 | If a lizard is unable to obtain sufficient nutrients in a period of time, the resulting effect may be | [
"ceased existence",
"moving slowly",
"feeling cold",
"finding food"
] | A | an animal needs to eat food for nutrients |
sciq | sciq_01_02850 | How many underlying principles does the science of biology have? | [
"three",
"eleven",
"four",
"five"
] | C | Four underlying principles form the basis of biology. They are cell theory, gene theory, homeostasis, and evolution. |
ARC-Easy | arc_04_00714 | The first microscopes were built in the 1600s. Microscopes have improved since then, but still perform the same job. How do microscopes most help scientists? | [
"They make small objects easier to see.",
"They make distant objects appear closer.",
"They reduce the glare from shiny objects.",
"The improve the brightness of dim objects."
] | A | null |
sciq | sciq_01_08619 | Just as the reaction of a diol and a diacid forms a polyester, the reaction of a diacid and a diamine yields this? | [
"polyethylene",
"polyamide",
"phenol",
"acetone"
] | B | Polyamides Just as the reaction of a diol and a diacid forms a polyester (Section 15.8 "Preparation of Esters"), the reaction of a diacid and a diamine yields a polyamide. The two difunctional monomers often employed are adipic acid and 1,6-hexanediamine. The monomers condense by splitting out water to form a new produ... |
openbookqa | obqa_02_00544 | When I play a violin the strings and create sound through | [
"A new word",
"A quake",
"Pens",
"Sweat"
] | B | plucking a string can cause that string to vibrate |
sciq | sciq_01_01984 | How do leaves export sugar to roots and other nonphotosynthetic parts of the plant? | [
"chloroplasts",
"stems",
"glands",
"veins"
] | D | |
sciq | sciq_01_09198 | Today, new elements are usually named after famous scientists. the names of the elements can be cumbersome to write in full, especially when combined to form the names of compounds. therefore, each element name is abbreviated as a one- or two-letter chemical this? | [
"title",
"notation",
"shorthand",
"symbol"
] | D | Note Today, new elements are usually named after famous scientists. The names of the elements can be cumbersome to write in full, especially when combined to form the names of compounds. Therefore, each element name is abbreviated as a one- or two-letter chemical symbol. By convention, the first letter of a chemical sy... |
math_qa | mathqa_03_03172 | a tank can be filled by two pipes a and b in 60 minutes and 40 minutes respectively . how many minutes will it take to fill the tank from empty state if b is used for the first half time and then a and b fill it together for the other half | [
"15 mins",
"20 mins",
"25 mins",
"30 mins"
] | D | "explanation : let the total time be x mins . part filled in first half means in x / 2 = 1 / 40 part filled in second half means in x / 2 = 1 / 60 + 1 / 40 = 1 / 24 total = x / 2 ∗ 1 / 40 + x / 2 ∗ 1 / 24 = 1 = > x / 2 ( 1 / 40 + 1 / 24 ) = 1 = > x / 2 ∗ 1 / 15 = 1 = > x = 30 mins option d" |
sciq | sciq_01_02947 | Integral proteins penetrate the hydrophobic interior of the what? | [
"lipid bilayer",
"skin bilayer",
"carbon bilayer",
"metabolism bilayer"
] | A | |
math_qa | mathqa_03_02172 | if 60 percent of 500 is 50 percent of x , then x = ? | [
"600",
"620",
"650",
"700"
] | A | "0.6 * 500 = 0.5 * x x = 6 / 5 * 500 = 600" |
ARC-Challenge | arc_04_02348 | The Moon lacks weather and climate changes like those on Earth. What causes the lack of weather on the Moon? | [
"the lack of water",
"the presence of igneous rock",
"the very thin atmosphere",
"the lack of magnetic poles"
] | C | null |
sciq | sciq_01_04223 | Metamorphic rocks form when an existing rock is changed by heat or what? | [
"pressure",
"cold",
"radiation",
"chemical reaction"
] | A | Metamorphic rocks form when an existing rock is changed by heat or pressure. The minerals in the rock change but do not melt. The rock experiences these changes within the Earth. |
math_qa | mathqa_03_02057 | a tank is 25 m long 12 m wide and 6 m deep . the cost of plastering its walls and bottom at 55 paise per sq m is | [
"rs . 209.20",
"rs . 309.20",
"rs . 409.20",
"rs . 509.20"
] | C | explanation : area to be plastered = [ 2 ( l + b ) ã — h ] + ( l ã — b ) = [ 2 ( 25 + 12 ) ã — 6 ] + ( 25 ã — 12 ) = 744 sq m cost of plastering = 744 ã — ( 55 / 100 ) = rs . 409.20 answer : c |
sciq | sciq_01_01391 | What is the process called in which nutrients pass into the bloodstream? | [
"accumulation",
"accumulation",
"incorporation",
"absorption"
] | D | After food is digested, the resulting nutrients are absorbed. Absorption is the process in which substances pass into the bloodstream, where they can circulate throughout the body. Absorption of nutrients occurs mainly in the small intestine. Any remaining matter from food that cannot be digested and absorbed passes in... |
sciq | sciq_01_03830 | Defined as a difference in electric potential energy, a source of what is required in order to produce an electrical current? | [
"voltage",
"wattage",
"magnetism",
"momentum"
] | A | Current requires a source of voltage, which is a difference in electric potential energy. Sources of voltage include chemical cells and solar cells. |
sciq | sciq_01_02203 | Milk is usually subjected to what process, where high temperatures denature the proteins in bacteria so they cannot carry out functions needed to grow and multiply? | [
"Cleaning",
"vaporization",
"pasteurization",
"crystallization"
] | C | When milk is pasteurized, it is heated to high temperatures. These high temperatures denature the proteins in bacteria, so they cannot carry out needed functions to grow and multiply. |
sciq | sciq_01_00167 | The spermatids are transported from the testes to where? | [
"abdominis",
"Duodenum",
"epididymis",
"vas"
] | C | The spermatids are transported from the testes to the epididymis. Involuntary muscular contraction moves the spermatids along. |
math_qa | mathqa_03_00484 | calculate the share of y , if rs . 2690 is divided among x , y and z in the ratio 5 : 7 : 9 ? | [
"890.7",
"826.7",
"895.7",
"896.7"
] | D | "5 + 7 + 9 = 21 2690 / 21 = 128.1 y ' s share = 7 * 128.1 = 896.7 answer : d" |
medmcqa | medmcqa_05_04879 | In mixed dentition analysis, which tooth is used for classification? | [
"Primary 1st molar",
"Primary 2nd molar",
"Permanent 1st molar",
"Any of 2 or 3"
] | C | The first permanent teeth to erupt into oral cavity is permanent first molar.
From that phase of dentition, it is called as mixed dentition.
Once the first permanent molar erupts into occlusion, it is used for the classification of malocclusion. |
math_qa | mathqa_03_02656 | what is the least number should be added to 1100 , so the sum of the number is completely divisible by 23 ? | [
"1",
"2",
"5",
"4"
] | D | "( 1100 / 23 ) gives remainder 19 19 + 4 = 23 , so we need to add 4 answer : d" |
openbookqa | obqa_02_01850 | A shark is looking for a quick bite, so it | [
"eats some seeds",
"eats a sandbar",
"eats some seaweed",
"eats an eel"
] | D | carnivores are predators |
medmcqa | medmcqa_05_04602 | "Dinner-fork" deformity is seen in Fracture of____ | [
"Radius",
"Ulna",
"Humerus",
"Clavicle"
] | A | Ans. a (Radius) (Ref. Maheshwari orthopedics 4th/93)COLLES' FRACTUREFracture at the distal end of radius at corticocancellous junction about 2 cm from distal articular surface in adults with displacements as follows:# Dorsal displacement# Dorsal tilt# Impaction of fragments (Mnemonic: DDILLS)# Lateral displacement# Lat... |
sciq | sciq_01_04976 | What part of the brain is largest in intelligent mammals? | [
"manubrium",
"cortex",
"cerebrum",
"thallus"
] | C | In intelligent mammals, such as primates, the cerebrum is larger compared to the rest of the brain. A larger cerebrum allows primates to develop higher levels of intelligence. Primates have the ability to learn new behaviors. They also engage in complex social interactions, such as fighting and play. |
openbookqa | obqa_02_00012 | As you look deeper into a Marbel you can see | [
"the future",
"minut defects",
"colors",
"the other side"
] | B | as the size of an object appears larger , that object will be observed better |
ARC-Easy | arc_04_00240 | What happens at the boiling point of a substance? | [
"liquid becomes a gas",
"solid becomes a gas",
"liquid becomes a solid",
"solid becomes a liquid"
] | A | null |
sciq | sciq_01_08842 | What kind of islands provide natural protection to shorelines? | [
"locational islands",
"edge islands",
"patch islands",
"barrier islands"
] | D | Barrier islands provide natural protection to shorelines. Storm waves strike the barrier island before they reach the shore. People also build artificial barriers, called breakwaters . Breakwaters also protect the shoreline from incoming waves. You can see an example of a breakwater in Figure below . It runs parallel t... |
sciq | sciq_01_00436 | Dalton's law and henry's law both describe aspects of what type of exchange? | [
"liquid",
"energy",
"electron",
"gas"
] | D | 22.4 Gas Exchange The behavior of gases can be explained by the principles of Dalton’s law and Henry’s law, both of which describe aspects of gas exchange. Dalton’s law states that each specific gas in a mixture of gases exerts force (its partial pressure) independently of the other gases in the mixture. Henry’s law st... |
sciq | sciq_01_00302 | Fossil records support the idea that periods of little change may be interrupted by bursts of rapid change, an evolutionary model contrasted by what? | [
"darwinian",
"elitism",
"minimalism",
"gradualism"
] | D | When geologic and climatic conditions are changing, evolution may occur more quickly. Thus, long periods of little change may be interrupted by bursts of rapid change. This model of the timing of evolution is called punctuated equilibrium . It is better supported by the fossil record than is gradualism. |
openbookqa | obqa_02_04775 | Animals adapt to their what? | [
"appearance",
"feet",
"skin",
"nature places"
] | D | animals adapt to their environment |
sciq | sciq_01_04611 | What is the name for a change in a single nucleotide in dna? | [
"adaptation",
"cell regeneration",
"point mutation",
"spontaneous mutation"
] | C | A point mutation is a change in a single nucleotide in DNA. This type of mutation is usually less serious than a chromosomal alteration. An example of a point mutation is a mutation that changes the codon UUU to the codon UCU. Point mutations can be silent, missense, or nonsense mutations, as shown in Table below . The... |
sciq | sciq_01_00475 | Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the? | [
"spinal cord",
"spinal column",
"nerve endings",
"nervous system"
] | A | Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the spinal cord. In other words, they carry information about the inside and outside environment to the brain. |
openbookqa | obqa_02_00379 | An animal living in an environment lacking in food resources | [
"will be in poor shape",
"will be thriving and lively",
"will be switching to a new diet",
"will hibernate until more food comes along"
] | A | an animal requires enough nutrients to maintain good health |
sciq | sciq_01_07747 | Cytoplasmic determinants are distributed how in unfertilized eggs? | [
"evenly",
"unevenly",
"from left to right",
"symmetrically"
] | B | |
medmcqa | medmcqa_05_00550 | Suburethral metastasis is seen in : | [
"Carcinoma cervix",
"Carcinoma endometrium",
"Choriocarcinoma",
"Vaginal carcinoma"
] | B | Carcinoma endometrium |
medmcqa | medmcqa_05_04860 | Amount of Protein present in 100ml of breast milk is | [
"2.2 g",
"1.1 g",
"0.55g",
"3.3g"
] | B | Amount of Protein present in 100ml of breast milk is: 1.1 g/dl |
ARC-Easy | arc_04_00703 | NASA's Kepler Mission has collected information about main-sequence stars with characteristics similar to the Sun. What is the most common color of these stars? | [
"blue",
"white",
"red",
"yellow"
] | D | null |
math_qa | mathqa_03_02150 | find the least number of complete years in which a sum of money put out at 33.3 % compound interest will be more than double of itself ? | [
"3",
"4",
"5",
"6"
] | A | "3 years answer : a" |
openbookqa | obqa_02_02072 | A thing may be changed on a chemical level after | [
"putting it in a tree",
"making it pay rent",
"setting it on fire",
"looking at it through a mirror"
] | C | chemical reactions cause chemical change |
sciq | sciq_01_01552 | What two element makes up a hyrdocarbon? | [
"carbon and hydrogen",
"nitrogen and carbon",
"helium and carbon",
"hydrogen and carbonite"
] | A | The simplest organic compounds are hydrocarbons and are composed of carbon and hydrogen. |
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