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 ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_10221 | Sounds or pictures can be encoded in pulses of what, which are then sent through an optical fiber? | [
"quasars",
"kinetic energy",
"microwaves",
"laser light"
] | D | Besides entertaining a cat, laser light has many other uses. One use is carrying communication signals in optical fibers. Sounds or pictures are encoded in pulses of laser light, which are then sent through an optical fiber. All of the light reflects off the inside of the fiber, so none of it escapes. As a result, the ... |
sciq | sciq_01_10292 | Peroxisomes perform a couple of different functions, including lipid metabolism and chemical detoxification. in contrast to the digestive enzymes found in lysosomes, the enzymes within peroxisomes serve to transfer hydrogen atoms from various molecules to oxygen, producing what? | [
"calcium",
"water",
"hydrogen peroxide",
"hydrogen"
] | C | Peroxisomes Like lysosomes, a peroxisome is a membrane-bound cellular organelle that contains mostly enzymes (Figure 3.17). Peroxisomes perform a couple of different functions, including lipid metabolism and chemical detoxification. In contrast to the digestive enzymes found in lysosomes, the enzymes within peroxisomes... |
sciq | sciq_01_01751 | What type of muscle is found in the walls of other internal organs such as the stomach? | [
"smooth muscle",
"Fiber Muscle",
"Tube Muscle",
"inorganic muscle"
] | A | Smooth muscle is found in the walls of other internal organs such as the stomach. It isn’t striated because its muscle fibers are arranged in sheets rather than bundles. Contractions of smooth muscle are involuntary. When smooth muscles in the stomach contract, they squeeze food inside the stomach. This helps break the... |
ARC-Easy | arc_04_01021 | The growth of which of the following usually occurs first in primary succession on a bare rock? | [
"Lichens",
"Grasses",
"Trees",
"Shrubs"
] | A | null |
math_qa | mathqa_03_01881 | a palindrome is a number that reads the same forward and backward , such as 121 . how many odd , 4 - digit numbers are palindromes ? | [
"40",
"45",
"50",
"90"
] | C | first recognize you only need to consider the first two digits ( because the second two are just the first two flipped ) there are 90 possibilities for the first two digits of a 4 digit number , 10 - 99 inclusive . everything starting with a 1 , 3,5 , 7,9 will be odd , which is 5 / 9 ths of the combinations . 5 / 9 * 9... |
openbookqa | obqa_02_03720 | An example of reproduction is | [
"sleeping",
"mestrual vessel releasing",
"skipping",
"snacking"
] | B | An example of reproduction is laying eggs |
openbookqa | obqa_02_00738 | Playing music at a certain frequency may | [
"shatter a glass",
"send sound outside",
"hurt your teeth",
"crack a mirror"
] | A | vibrating matter can produce sound |
sciq | sciq_01_05237 | What technology do scientists use to create models? | [
"computers",
"calculators",
"patterns",
"microscopes"
] | A | Scientists create models with computers. Computers can handle enormous amounts of data. This can more accurately represent the real situation. For example, Earth’s climate depends on an enormous number of factors. Climate models can predict how climate will change as certain gases are added to the atmosphere. To test h... |
ARC-Easy | arc_04_00891 | What travels through the stem of a plant? | [
"water and food",
"food and nectar",
"nectar and soil",
"soil and water"
] | A | null |
math_qa | mathqa_03_00101 | the ratio of the present age of two brothers is 1 : 2 and 5 years back , the ratio was 1 : 3 . what will be the ratio of their ages after 5 years ? | [
"3 : 9",
"3 : 0",
"3 : 5",
"3 : 2"
] | C | let the present ages of the two brothers be x and 2 x years respectively . then , ( x - 5 ) / ( 2 x - 5 ) = 1 / 3 3 ( x - 5 ) = ( 2 x - 5 ) = > x = 10 required ratio = ( x + 5 ) : ( 2 x + 5 ) = 15 : 25 = 3 : 5 answer : c |
math_qa | mathqa_03_00055 | a mobile battery in 1 hour charges to 20 percent . how much time ( in minute ) will it require more to charge to 60 percent . | [
"145",
"150",
"175",
"180"
] | D | 1 hr = 20 percent . thus 15 min = 5 percent . now to charge 60 percent 180 min . answer : d |
openbookqa | obqa_02_03405 | On December 3rd after 4PM I can leave behind | [
"Time Travel",
"Magic",
"My feelings",
"sunglasses"
] | D | when the seasons change from the summer to the fall , the amount of daylight will decrease |
sciq | sciq_01_03398 | What substances that primarily comprise plasma membranes form a bilayer? | [
"amino acids",
"enzymes",
"steroids",
"phospholipids"
] | D | Plasma membranes are primarily made up of phospholipids (orange). The hydrophilic ("water-loving") head and two hydrophobic ("water-hating") tails are shown. The phospholipids form a bilayer (two layers). The middle of the bilayer is an area without water. There can be water on either side of the bilayer. There are man... |
sciq | sciq_01_02506 | Neurons are classified based on the direction in which they carry what? | [
"energy",
"metabolism impulses",
"nerve impulses",
"neurotransmitters"
] | C | Neurons are classified based on the direction in which they carry nerve impulses. |
sciq | sciq_01_10663 | The measure of how much a given volume of matter decreases when placed under pressure is called? | [
"elasticity",
"malleability",
"compressibility",
"solubility"
] | C | Compressibility is the measure of how much a given volume of matter decreases when placed under pressure. If we put pressure on a solid or a liquid, there is essentially no change in volume. The atoms, ions, or molecules that make up the solid or liquid are very close together. There is no space between the individual ... |
math_qa | mathqa_03_02570 | the interest on a certain deposit at 5 % per annum is rs . 101.20 in one year . how much will the additional interest in one year be on the same deposit at 6 % per annum ? | [
"rs . 20.8",
"rs . 19.74",
"rs . 20.24",
"rs . 19.5"
] | C | explanation : principal , p = 100 × si / rt = 100 × 101.20 / 5 × 1 = 20 × 101.20 = rs . 2024 simple interest for rs . 2024 at 6 % per annum for 1 year , si = 2024 × 6 × 1100 = 121.44 additional interest = rs . 121.44 - rs . 101.20 = rs . 20.24 answer : option c |
math_qa | mathqa_03_02433 | if p / q = 5 / 4 , then 2 p + q = ? | [
"12",
"14",
"13",
"15"
] | B | "let p = 5 , q = 4 then 2 * 5 + 4 = 14 so 2 p + q = 14 . answer : b" |
sciq | sciq_01_01757 | Breasts are considered accessory organs of what body system? | [
"lymphatic system",
"nervous system",
"digestive system",
"female reproductive system"
] | D | The Breasts Whereas the breasts are located far from the other female reproductive organs, they are considered accessory organs of the female reproductive system. The function of the breasts is to supply milk to an infant in a process called lactation. The external features of the breast include a nipple surrounded by ... |
sciq | sciq_01_04032 | Blood flows from the right atrium to the right ventricle, where it is pumped into the what? | [
"kidneys",
"pulmonary circuit",
"bronchial circulation",
"respiratory system"
] | B | Figure 19.4 Dual System of the Human Blood Circulation Blood flows from the right atrium to the right ventricle, where it is pumped into the pulmonary circuit. The blood in the pulmonary artery branches is low in oxygen but relatively high in carbon dioxide. Gas exchange occurs in the pulmonary capillaries (oxygen into... |
openbookqa | obqa_02_03798 | a person takes a dive under the sea and feels faint, with a dart stuck to them. What might have happened? | [
"they encountered a cnidaria",
"they must have startled a shark",
"they came in contact with a whale",
"they encountered the wrath of Poseidon"
] | A | poisonous darts are used for defense by sea anemones |
sciq | sciq_01_01803 | What is driven by the sun's energy and moves water over the surface of earth? | [
"the water cycle",
"tides",
"weather cycle",
"sun cycle"
] | A | The Sun heats some areas more than others, which causes wind. The Sun's energy also drives the water cycle, which moves water over the surface of the Earth. Both wind and water power can be used as renewable resources. |
openbookqa | obqa_02_01391 | Limestone is formed by water evaporating from a solution of water and mineral and a hard sedimentary rock used as building material and for making | [
"lipstick",
"cement",
"lemon-lime soda",
"mineral water"
] | B | limestone is formed by water evaporating from a solution of water and minerals |
medmcqa | medmcqa_05_01048 | A 1–month old baby present with frequent vomiting and failure to thrive. There are features of moderate dehydration. Blood sodium in 122 mEq/1 and potassium is 6.1 mEq/1. The most likely diagnosis is – | [
"Gitelman syndrome",
"Bartter syndrome",
"21–hydroxylase deficiency",
"11–β hydroxylase deficiency"
] | C | Blood parameters indicate Hyponatremia and Hyperkalemia in this patient. All conditions other than 21 hydroxylase deficiency present with Hypokalemia. |
openbookqa | obqa_02_00895 | What is least likely to exchange damage from heat with it's surroundings? | [
"A sheep",
"a car",
"A lake",
"A dead grove"
] | D | wood is an thermal energy insulator |
medmcqa | medmcqa_05_01611 | Most common cause of community acquired pneumonia - | [
"Strep pneumoniae",
"Kleb pneumoniae",
"Vibrio cholera",
"H. influenzae"
] | A | Ans. is 'a' i.e., Strep. pneumoniae |
sciq | sciq_01_00477 | Acids turn blue litmus paper which color? | [
"grey",
"white",
"purple",
"red"
] | D | Certain indicator compounds, such as litmus, can be used to detect acids. Acids turn blue litmus paper red. |
openbookqa | obqa_02_00567 | The pull of gravity on objects increase as what happens? | [
"the object gets further away",
"the object is pulled in circles",
"gravity is heavier on an object",
"the object is brought closer"
] | D | as distance from an object decreases , the the pull of gravity on that object increases |
openbookqa | obqa_02_01546 | There are many protests and outraged people about humans changing the environment of the rain forest because changing even something small in an environment can | [
"wreck it",
"make it cry",
"make it laugh",
"do nothing"
] | A | humans changing an environment sometimes causes that environment to be destroyed |
sciq | sciq_01_10508 | What is the use of technology to change the genetic makeup of living things for human purposes? | [
"biological utility",
"genetic engineering",
"genetic employing",
"biological engineering"
] | B | Treating genetic disorders is one use of biotechnology. Biotechnology is the use of technology to change the genetic makeup of living things for human purposes. It's also called genetic engineering. Besides treating genetic disorders, biotechnology is used to change organisms so they are more useful to people. |
medmcqa | medmcqa_05_01946 | Which of the following test has highest detection rate for Down's syndrome | [
"Maternal serum AFP",
"Integrated screening",
"Quadruple marker test",
"hcG levels"
] | B | Integrated screening combines first and second trimester tests.
This includes fetal Nuchal Translucency at 11 - 14 weeks + Quadruple markers at 15 - 20 weeks. |
math_qa | mathqa_03_01937 | joe invested a certain sum of money in a simple interest bond whose value grew to $ 460 at the end of 3 years and to $ 560 at the end of another 5 years . what was the rate of interest in which he invested his sum ? | [
"3 %",
"4 %",
"5 %",
"6 %"
] | C | "in 5 years , the value grew $ 100 , so the simple interest was $ 20 per year . in 3 years , the total interest was 3 * $ 20 = $ 60 the principal is $ 460 - $ 60 = 400 . the interest rate is $ 20 / $ 400 = 5 % the answer is c ." |
sciq | sciq_01_05718 | What do you call a substance that is not an acid or a base? | [
"equivalent",
"oxidic",
"neutral",
"toxic"
] | C | What is one of the most important characteristics of a referee? A referee must be neutral. He can’t favor one team over the other. In chemistry, being neutral means not being an acid or a base. Pure water is an example of a neutral substance. In some chemical reactions, an acid and a base combine to form neutral produc... |
medmcqa | medmcqa_05_03756 | Primary metabolic bone disorder in scurvy is – | [
"Decreased mineralization",
"Decreased osteoid matrix formation",
"Increased bone resorption",
"Decreased bone mass with normal mineralization and osteoid formation"
] | B | Collagen is a component of osteoid (protein matrix).
Collagen synthesis is deficient in scurvy; therefore, osteoid formation is defective.
On the other hand, in rickets osteoid formation is noinial, but mineralization (Calcification) of osteoid is defective. |
medmcqa | medmcqa_05_02709 | If mean is less than the median, than the data is said to be | [
"Positively skewed",
"Negatively skewed",
"Equitable distribution",
"Normal distribution"
] | B | Ans. is 'b' i.e. Negatively skewed Relationship among the three measures of central tendency (ie mean, median and mode) in a skewed curve is an oft repeated question.Lets first see what skewed distribution curve is.* An asymmetrical distribution curve can be of two types:Positive skewed distribution curveNegative skewe... |
medmcqa | medmcqa_05_01795 | Neil Mooser reaction or Tunica reaction is useful to diffferentiate between? | [
"R. prowazekii & R. typhi",
"R. typhi & R. rickettsia",
"R. prowazekii & R. rickettsia",
"R. rickettsii 8c C. burnetti"
] | A | ANSWER: (A) R. prowazekii 8t R. typhiSelf Assessment & Review Microbiology Immunology 4th edition by Chaurasia page 224, Textbook of Microbiology & Immunology by Subhash Chandra Parija page 427"R. typhi is differentiated from R. prowazekii by Neil Moser reaction and by partial DNA homology"NEIL MOSER REACTION: Neil Mos... |
medmcqa | medmcqa_05_00582 | Which is not a pa of the pupillary light reflex: | [
"Lateral geniculate body",
"Pre-tectal area",
"Retina",
"Edinger-Westphal nucleus"
] | A | A i.e. Lateral geniculate body |
medmcqa | medmcqa_05_00569 | Which of the following conditions leads to tissue hypoxia without alteration of the oxygen content of blood? | [
"CO poisoning",
"Met Hb",
"Cyanide poisoning",
"Respiratory acidosis"
] | C | In Cyanide poisoning, there is histotoxic hypoxia. O2 content of aerial blood is normal; however tissues are not able to utilize oxygen. In CO poisoning, O2 cannot bind with Hb as CO competes with O2 for the same binding sites on Hb. O2 content of blood will decrease. Methemoglobin formation is due to poisoning with ch... |
ARC-Easy | arc_04_01840 | Which activity is necessary for humans to maintain good health? | [
"reading",
"resting",
"driving",
"talking"
] | B | null |
ARC-Easy | arc_04_00404 | On a cold, cloudy day, the local weather forecaster predicts that a high-pressure system will be moving into the area in the next 24 hours. Which weather conditions will this system most likely bring to the area? | [
"stormy",
"sunny",
"snowy",
"hot"
] | B | null |
math_qa | mathqa_03_04983 | in a certain lottery , the probability that a number between 14 and 20 , inclusive , is drawn is 1 / 6 . if the probability that a number 14 or larger is drawn is 2 / 3 , what is the probability that a number less than or equal to 20 is drawn ? | [
"1 / 18",
"1 / 6",
"1 / 2",
"1 / 3"
] | C | "you can simply use sets concept in this question . the formula total = n ( a ) + n ( b ) - n ( a and b ) is applicable here too . set 1 : number 14 or larger set 2 : number 20 or smaller 1 = p ( set 1 ) + p ( set 2 ) - p ( set 1 and set 2 ) ( combined probability is 1 because every number will be either 14 or moreor 2... |
openbookqa | obqa_02_04895 | Doing this in national parks and many other wooded areas is illegal because it harms the environment | [
"existing",
"talking",
"wasting your time",
"ditching your junk"
] | D | humans discarding waste in an environment causes harm to that environment |
sciq | sciq_01_09685 | How is thermal energy transferred in every-day, real life situations, such as holding a warm cup? | [
"decomposition",
"conduction",
"condensation",
"oxidation"
] | B | A: Thermal energy is transferred by conduction from the hot iron to the shirt, from the hot cup to the hand holding it, from the flame of the camp stove to the bottom of the pot as well as from the bottom of the pot to the food inside, and from the feet to the snow. The shirt, hand, pot, food, and snow become warmer be... |
math_qa | mathqa_03_02052 | if x is to be chosen at random from the integers between 1 to 5 , inclusive , and y is to be chosen at random from the integers between 7 and 10 , inclusive , what is the probability that x + y will be even ? | [
"1 / 2",
"2 / 3",
"3 / 4",
"4 / 5"
] | A | x + y will be even if x and y are both even or both odd . p ( x and y are both even ) = 2 / 5 * 2 / 4 = 1 / 5 p ( x and y are both odd ) = 3 / 5 * 2 / 4 = 3 / 10 p ( x + y is even ) = 1 / 5 + 3 / 10 = 1 / 2 the answer is a . |
openbookqa | obqa_02_03400 | Which of these are required for a mother cat to have the same whisker length as her daughter? | [
"rock music",
"jeans",
"magic",
"genes"
] | D | genes are a vehicle for passing inherited characteristics from parent to offspring |
math_qa | mathqa_03_02420 | arnold and danny are two twin brothers that are celebrating their birthday . the product of their ages today is smaller by 9 from the product of their ages a year from today . what is their age today ? | [
"2 .",
"4 .",
"5 .",
"7"
] | B | "ad = ( a + 1 ) ( d + 1 ) - 9 0 = a + d - 8 a + d = 8 a = d ( as they are twin brothers ) a = d = 4 b is the answer" |
sciq | sciq_01_02544 | In the lens makers' equation, diverging lenses and virtual images are associated with what kinds of numbers? | [
"variable numbers",
"fractional numbers",
"positive numbers",
"negative numbers"
] | D | When using the lens makers equation, remember that real things get positive numbers and virtual things get negative numbers. Thus, diverging lenses and virtual images get negative numbers. The object distance is always positive. |
ARC-Easy | arc_04_01959 | Alicia has lots of old bicycle parts. She wants to build something new with the parts. What is the first thing Alicia should do? | [
"plan the new item",
"construct the new item",
"try out the new item",
"evaluate the new item"
] | A | null |
medmcqa | medmcqa_05_00766 | Which of the following is a known adverse effect of lithium? | [
"Agranulocytosis",
"Altered judgement",
"Aplastic anemia",
"Hypothyroidism"
] | D | Patients on lithium chronically may develop iatrogenic hypothyroidism. (Approx. 5% of patients taking the drug > 18 months.) Lithium exes this effect by interfering with the synthesis and release of thyroid hormone. Thus any patient experiencing prolonged depressive symptoms while taking lithium needs to have his/her t... |
openbookqa | obqa_02_02229 | Which is a visible example of water vapor | [
"aerial clouds",
"snow",
"cigarette clouds",
"ice"
] | A | water vapor is found in the atmosphere |
sciq | sciq_01_03054 | In neurons, what often involves gated sodium channels? | [
"polarization",
"fermentation",
"depolarization",
"excitation"
] | C | |
math_qa | mathqa_03_01083 | mary can do a piece of work in 28 days . rosy is 40 % more efficient than mary . the number of days taken by rosy to do the same piece of work is ? | [
"22",
"24",
"20",
"25"
] | C | "ratio of times taken by mary and rosy = 140 : 100 = 14 : 10 suppose rosy takes x days to do the work . 14 : 10 : : 28 : x = > x = 20 days . hence , rosy takes 20 days to complete the work . answer : c" |
medmcqa | medmcqa_05_04673 | To feel comfoable and cool in a factory the conrrected effective temperature ( in degree Farenheit) should be - | [
"Less tha 69",
"Between 69 and 76",
"Between 77 and 80",
"Between 81 and 82"
] | B | Comfo zones: In deg C of corrected effective temperature Pleasant and cool 20 Comfoable and cool 20-25 (69-76F) Comfoable 25- 27 (77-80F) Hot and uncomfoable 27-28 Extremely hot 28+ Intolerably hot 30+. Park's Textbook of Preventive and Social Medicine, 25th Edition, Pg 792 |
sciq | sciq_01_08987 | What is the term for going into a dormant state during the winter? | [
"hibernation",
"fermentation",
"gestation",
"homeostasis"
] | A | |
sciq | sciq_01_11673 | What is the major intracellular cation? | [
"potassium",
"glucose",
"magnesium",
"sodium"
] | A | Potassium Potassium is the major intracellular cation. It helps establish the resting membrane potential in neurons and muscle fibers after membrane depolarization and action potentials. In contrast to sodium, potassium has very little effect on osmotic. |
math_qa | mathqa_03_03015 | the average weight of a , b and c is 45 kg . if the average weight of a and b be 40 kg and that of b and c be 43 kg , then the weight of b is : | [
"30 kg",
"31 kg",
"37 kg",
"39 kg"
] | B | "let a , b , c represent their respective weights . then , we have : a + b + c = ( 45 x 3 ) = 135 . . . . ( i ) a + b = ( 40 x 2 ) = 80 . . . . ( ii ) b + c = ( 43 x 2 ) = 86 . . . . ( iii ) adding ( ii ) and ( iii ) , we get : a + 2 b + c = 166 . . . . ( iv ) subtracting ( i ) from ( iv ) , we get : b = 31 . b ' s wei... |
openbookqa | obqa_02_03320 | Chloroplasts in shrubs scrub carbon from the air and return | [
"breathable air",
"tears",
"sweat",
"water"
] | A | plants are a source of oxygen through photosynthesis |
sciq | sciq_01_10172 | How many layers of phospholipids does the cell membrane contain? | [
"three",
"two",
"five",
"four"
] | B | The cell membrane consists of two layers of phospholipids. It encloses the cytoplasm and controls what enters and leaves the cell. |
openbookqa | obqa_02_02047 | Liz's 72 Mustang stopped on the highway because it had run out of fuel. What does she need? | [
"an available electrical outlet",
"A product derived from oil",
"a clean solar panel",
"a new set of spark plugs"
] | B | oil is a source of gasoline |
math_qa | mathqa_03_04047 | father is aged 3 times more than his son ronit . after 8 years , he would be two and half times if ronit ' s age . after further 8 years , how many times would he be of ronit ' s age ? | [
"2 times",
"2.5 times",
"3 times",
"3.8 times"
] | A | ronit ' s present age be x years . then , father ' s present age = ( x + 3 x ) years = 4 x years therefore ( 4 x + 8 ) = 5 / 2 ( x + 8 ) 8 x + 16 = 5 x + 40 3 x = 24 , x = 8 , ratio = ( 4 x + 16 ) / ( x + 16 ) = 48 / 24 = 2 , correct answer ( a ) |
ARC-Challenge | arc_04_02789 | Beach pollution includes sewage, paper and plastic containers, and oil from boats. Which beach activity most likely increases beach pollution? | [
"watching birds",
"collecting seashells",
"eating a picnic lunch",
"building a sand castle"
] | C | null |
sciq | sciq_01_05492 | What do we call a device used to store electric charge? | [
"amplifier",
"capacitor",
"battery",
"charger"
] | B | 19.5 Capacitors and Dielectrics A capacitor is a device used to store electric charge. Capacitors have applications ranging from filtering static out of radio reception to energy storage in heart defibrillators. Typically, commercial capacitors have two conducting parts close to one another, but not touching, such as t... |
math_qa | mathqa_03_02954 | money invested at x % , compounded annually , triples in value in approximately every 112 / x years . if $ 1500 is invested at a rate of 8 % , compounded annually , what will be its approximate worth in 28 years ? | [
"$ 3,750",
"$ 5,600",
"$ 13,500",
"$ 15,000"
] | C | "x = 8 % 112 / x years = 112 / 8 = 14 years now , money triples every 14 years therefore , in 14 yrs , if $ 1500 triples to $ 4500 , in 28 years , it will again triple to $ 4500 * 3 = $ 13,500 answer c" |
sciq | sciq_01_11511 | Monotremes, marsupials, and placental mammals are subclasses of what? | [
"birds",
"reptiles",
"amphibians",
"mammals"
] | D | Monotremes, marsupials, and placental mammals are subclasses of mammals. Almost all living mammals are placental mammals, which are divided into many orders. |
sciq | sciq_01_09182 | Materials such as metals have low resistance to electric current, what are they called? | [
"electric channels",
"electric conductors",
"electric channel",
"electric conduit"
] | B | All materials have some resistance, but certain materials resist the flow of electric current more or less than other materials do. Materials such as plastics have high resistance to electric current. They are called electric insulators. Materials such as metals have low resistance to electric current. They are called ... |
openbookqa | obqa_02_02153 | A person loves spring, and it has just passed by. They will enjoy it again the next time | [
"the stars go out",
"most irises begins budding",
"a week goes by",
"the days grow shorter"
] | B | each season occurs once per year |
sciq | sciq_01_08927 | What is the raw material for evolution by natural selection called? | [
"comparable variation",
"genetic variation",
"pattern variation",
"mutation"
] | B | |
medmcqa | medmcqa_05_00925 | The drugs not used for treatment of osteoporosis are- | [
"Biphosphonates",
"Steroids",
"Denosumab",
"Calciam"
] | B | , Ans. is 'b' i.e., Steroids Management of osteoporosisNon trharmacolosical therapyo Calcium and vitamin D supplementationo Important additional lifestyle measures includeExerciseSmoking cessationAvoidance o f heavy alcoholCounselling on fall preventionPharmacologic therapyEstrogenso A large body of clinical trial data... |
medmcqa | medmcqa_05_03420 | Post head injury, the patient had conductive deafness and on examination, tympanic membrane was normal and mobile with increased compliance on impedance. Likely diagnosis is: | [
"Distortion of ossicular chain",
"Hemotympanum",
"Tympanosclerosis",
"Otosclerosis"
] | A | (a) Distortion of ossicular chain(Ref Cummings, 6th ed., 2055)Intact TM with increased compliance on impedance suggests distortion of ossicular chain.Hemotympanum is a possibility following head injury leading to conductive deafness but here TM compliance will be reduced.Tympanosclerosis and otosclerosis do not follow ... |
sciq | sciq_01_07527 | Different types of interference include destructive and what else? | [
"helpful",
"consistent",
"constructive",
"active"
] | C | 2t = λ n / 2, 3λ n / 2, 5λ n / 2, … . To know whether interference is constructive or destructive, you must also determine if there is a phase change upon reflection. Thin film interference thus depends on film thickness, the wavelength of light, and the refractive indices. For white light incident on a film that varie... |
sciq | sciq_01_05887 | Elements that do not need to conduct electricity are known as what? | [
"nonmetals",
"alloys",
"silicates",
"carbonates"
] | A | Nonmetals are elements that do not conduct electricity. They are the second largest class of elements. Nonmetals are also poor conductors of heat. The majority of nonmetals are gases. Solid nonmetals are dull and brittle. |
sciq | sciq_01_00890 | What type of reproduction involves combining genetic material from two parents to create distinct offspring? | [
"asexual reproduction",
"bsexual reproduction",
"mild reproduction",
"sexual reproduction"
] | D | That is the main difference between sexual and asexual reproduction. Sexual reproduction is combining genetic material from two parents, usually from two gametes. How the two cells combine may take many forms, but does not necessarily involve physical contact. Sexual reproduction produces offspring that are genetically... |
ARC-Easy | arc_04_00173 | How does ice change the shape of rocks? | [
"It dissolves the rocks by pooling on surfaces.",
"It breaks the rocks by expanding in openings.",
"It smooths the rocks by colliding with them.",
"It moves the rocks by pressing on them."
] | B | null |
medmcqa | medmcqa_05_03429 | Dose of digoxin in a child as mg/kg is - | [
"0.02-0.04",
"0.03-0.05",
"0.04-0.06",
"0.06-0.08"
] | C | Ans. is 'c' i.e., 0.04 - 0.06 o Premature and neonates ----> 0.04 mg/kg o 1 months to 1 year ---> 0.08 mg/kg o Between 1 to 3 years ----> 0.06 mg/kg o Above 3 years ----> 0.04 mg/kg |
math_qa | mathqa_03_02429 | the ratio of the volumes of two cubes is 729 : 1000 . what is the ratio of their total surface areas ? | [
"1 : 12",
"81 : 13",
"46 : 51",
"86 : 16"
] | C | "ratio of the sides = ³ √ 729 : ³ √ 1000 = 9 : 10 ratio of surface areas = 92 : 102 = 46 : 51 answer : c" |
sciq | sciq_01_01282 | Freezing rain that falls from the sky is also called? | [
"sleet",
"fog",
"snowfall",
"hail"
] | A | |
medmcqa | medmcqa_05_03579 | Basophilic stippling is due to | [
"Ala synthetase deficiency",
"Ferrochelatase deficiency",
"5' nucleotidase deficiency",
"Ala dehdrogenase deficiency"
] | C | (C) (5'- nucleotides deficiency) (880-H 18(tm))Lead intoxication is accompanied by an acquired deficiency of erythrocyte pryimidine-specific, 5'-nucleotidase.Genetically determined deficiency of this enzyme is associated with chronic hemolysis, marked basophilic stippling of erythrocytes on stained blood films, and uni... |
math_qa | mathqa_03_01978 | the distance from city a to city b is 120 miles . while driving from city a to city b , bob drives at a constant speed of 40 miles per hour . alice leaves city a 30 minutes after bob . what is the minimum constant speed in miles per hour that alice must exceed in order to arrive in city b before bob ? | [
"45",
"48",
"50",
"52"
] | B | the time it takes bob to drive to city b is 120 / 40 = 3 hours . alice needs to take less than 2.5 hours for the trip . alice needs to exceed a constant speed of 120 / 2.5 = 48 miles per hour . the answer is b . |
math_qa | mathqa_03_03543 | in a mixed college 160 students are there in one class . out of this 160 students 5 / 8 students are girls . how many boys are there ? | [
"a",
"b",
"c",
"d"
] | B | "total number of students : 160 total girls : 160 * 5 / 8 = 100 total boys : 160 - 100 = 60 answer is b" |
math_qa | mathqa_03_02589 | the s . i . on a certain sum of money for 4 years at 12 % per annum is half the c . i . on rs . 6000 for 2 years at 15 % per annum . the sum placed on s . i . is ? | [
"2019.625",
"2017.625",
"2013.625",
"2015.625"
] | D | c . i . = [ 6000 * ( 1 + 15 / 100 ) 2 - 6000 ] = ( 6000 * 23 / 20 * 23 / 20 - 6000 ) = rs . 1935 . sum = ( 967.5 * 100 ) / ( 4 * 12 ) = rs . 2015.625 answer : d |
sciq | sciq_01_05388 | What common air pollutant is characterized by its sharp odor and often triggers asthma attacks? | [
"Carbon Dioxide",
"nitrogen dioxide",
"pigment dioxide",
"plant dioxide"
] | B | Nitrogen dioxide is a toxic gas with a sharp odor. It can irritate the eyes and throat and trigger asthma attacks. It is a major air pollutant. |
sciq | sciq_01_05682 | All living things are capable of what process whereby living things give rise to offspring? | [
"differentiation",
"cell division",
"reproduction",
"mitosis"
] | C | All living things are capable of reproduction, the process by which living things give rise to offspring. |
sciq | sciq_01_03803 | What does the megaspore mother cell produce after meiosis division? | [
"two haploid megaspores",
"four haploid megaspores",
"four diploid megaspores",
"two diploid megapores"
] | B | Watch this video (http://openstaxcollege. org/l/pollen_release) to see a cedar releasing its pollen in the wind. Female Gametophyte The female cone also has a central axis on which bracts known as megasporophylls (Figure 32.10) are present. In the female cone, megaspore mother cells are present in the megasporangium. T... |
sciq | sciq_01_00697 | What three forces are involved in erosion? | [
"water, temperature, altitude",
"water, wind, gravity",
"radiation, gravity, precipitation",
"heat, pressure, gravity"
] | B | |
ARC-Easy | arc_04_00325 | Studies of snail fossils in Egypt indicate that areas of Egypt that are now desert were once thriving savannahs approximately 130,000 years ago. What does the presence of these fossils indicate about the area of Egypt that was thriving 130,000 years ago? | [
"There was more humidity in the air.",
"There were fewer nutrients in the soil.",
"There was more snowfall in the region.",
"There was less solar radiation in the region."
] | A | null |
sciq | sciq_01_06562 | Through what does urine enter the bladder? | [
"the ureters",
"the vas deferens",
"the tubules",
"the enterocytes"
] | A | Nephrons filter about ¼ cup of body fluid per minute. In a 24-hour period, nephrons filter 180 liters of fluid, and 1.5 liters of the fluid is released as urine. Urine enters the bladder through the ureters. Similar to a balloon, the walls of the bladder are stretchy. The stretchy walls allow the bladder to hold a larg... |
math_qa | mathqa_03_00330 | if the given two numbers are respectively 6 % and 30 % of a third number , then what percentage is the first of the second ? | [
"20 %",
"25 %",
"18 %",
"30 %"
] | A | here , l = 6 and m = 30 therefore , first number = l / m x 100 % of second number = 6 / 30 x 100 % of second number = 20 % of second number answer : a |
sciq | sciq_01_09375 | What happens when liquid water evaporates? | [
"seawater happens",
"snow",
"humidity happens",
"condensation"
] | C | The water cycle plays an important role in weather. When liquid water evaporates, it causes humidity. When water vapor condenses, it forms clouds and precipitation. Humidity, clouds, and precipitation are all important weather factors. |
math_qa | mathqa_03_00278 | the speed at which a man can row a boat in still water is 9.5 kmph . if he rows downstream , where the speed of current is 8.5 kmph , what time will he take to cover 45.5 metres ? | [
"18 seconds",
"8.4 seconds",
"5 seconds",
"9.1 seconds"
] | D | "speed of the boat downstream = 9.5 + 8.5 = 18 kmph = 18 * 5 / 18 = 5 m / s hence time taken to cover 45.5 m = 45.5 / 5 = 9.1 seconds . answer : d" |
medmcqa | medmcqa_05_02574 | the movement medial/nasal movement is lost in this action which neve is affected | [
"4th nerve",
"6th nerve",
"3rd nerve",
"7th nerve"
] | C | ref : ak khurana 7th ed |
math_qa | mathqa_03_02624 | speed of a boat in standing water is 9 kmph and speed of the stream is 1.5 kmph . a man can rows to a place at a distance of 105 km and comes back to the starting point . the total time taken by him is ? | [
"12 hours",
"24 hours",
"36 hours",
"10 hours"
] | B | "speed upstream = 7.5 kmph speed downstream = 10.5 kmph total time taken = 105 / 7.5 + 105 / 10.5 = 24 hours answer is b" |
sciq | sciq_01_10509 | What distinctive configuration of dna demonstrates the base-pairing nature of the bases? | [
"single helix",
"double helix",
"triple helix",
"double loop"
] | B | The double helical nature of DNA, together with the findings of Chargaff, demonstrated the base-pairing nature of the bases. Adenine always pairs with thymine, and guanine always pairs with cytosine ( Figure below ). Because of this complementary nature of DNA, the bases on one strand determine the bases on the other s... |
math_qa | mathqa_03_00661 | linda spent 3 / 5 of her savings on furniture and the rest on a tv . if the tv cost her $ 400 , what were her original savings ? | [
"$ 900",
"$ 300",
"$ 600",
"$ 1000"
] | D | "if linda spent 3 / 5 of her savings on furnitute , the rest 5 / 5 - 3 / 5 = 2 / 5 on a tv but the tv cost her $ 400 . so 2 / 5 of her savings is $ 400 . so her original savings are 5 / 2 times $ 400 = $ 2000 / 2 = $ 1000 correct answer d" |
sciq | sciq_01_01729 | What crystals consist of molecules at the lattice points of the crystal, held together by relatively weak intermolecular forces? | [
"molecular crystals",
"quartz crystals",
"healing crystals",
"salt crystals"
] | A | 4. Molecular crystals -- Molecular crystals typically consist of molecules at the lattice points of the crystal, held together by relatively weak intermolecular forces (see Figure below ). The intermolecular forces may be dispersion forces in the case of nonpolar crystals, or dipole-dipole forces in the case of polar c... |
math_qa | mathqa_03_04735 | the average weight of 20 girls increases by 2 kg when a new girl comes in place of one of them weighing 40 kg . what might be the weight of the new girl ? | [
"85 kg",
"90 kg",
"80 kg",
"75 kg"
] | C | "total weight increased = 20 x 2 kg = 40 kg . weight of new person = 40 + 40 kg = 80 kg answer : c" |
sciq | sciq_01_02201 | What is the name of the magnetic material found in lava? | [
"hemoglobin",
"meteorite",
"magnemite",
"magnetite"
] | D | Magnetite is a magnetic mineral found in lava. The magnetite points to the magnetic north pole when it cools. |
ARC-Challenge | arc_04_03172 | Which is a characteristic of a sperm cell but not of an egg cell? | [
"round shape",
"presence of a tail",
"contains genetic information",
"involved in sexual reproduction"
] | B | null |
sciq | sciq_01_06667 | What does hemoglobin in blood carry to the cells? | [
"nitrogen",
"oxygen",
"methane",
"carbon dioxide"
] | B | Figure 39.19 The protein inside (a) red blood cells that carries oxygen to cells and carbon dioxide to the lungs is (b) hemoglobin. Hemoglobin is made up of four symmetrical subunits and four heme groups. Iron associated with the heme binds oxygen. It is the iron in hemoglobin that gives blood its red color. |
sciq | sciq_01_11058 | What is the structure which hangs from a newly hatched salmon larva? | [
"yolk sac",
"air sac",
"liquid sac",
"stomach sac"
] | A | Salmon Larva. This newly hatched salmon larva doesn’t look very fish-like. The structure hanging from the larva is the yolk sac. |
openbookqa | obqa_02_00784 | which of these would help a person walk through a dark basement? | [
"a dead military torchlight",
"a blown out electric lamp",
"an oil lantern without oil",
"a candle and a matchstick"
] | D | a candle is a source of light when it is burned |
sciq | sciq_01_06120 | Sutures, gomphoses, and syndesmoses are types of what, which are found where adjacent bones are strongly united by connective tissue? | [
"cartilage",
"metallic joints",
"fibrous joints",
"ligaments"
] | C | 9.2 Fibrous Joints Fibrous joints are where adjacent bones are strongly united by fibrous connective tissue. The gap filled by connective tissue may be narrow or wide. The three types of fibrous joints are sutures, gomphoses, and syndesmoses. A suture is the narrow fibrous joint that unites most bones of the skull. At ... |
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