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 ⌀ |
|---|---|---|---|---|---|
ARC-Challenge | arc_04_02577 | Which of the following does not affect the strength of an electromagnet? | [
"number of times the wire is looped around the core",
"size of the object being attracted by the core",
"type of material in the core",
"amount of material in the core"
] | B | null |
sciq | sciq_01_05200 | Plants that live in the desert are called? | [
"xerophytes",
"sporozoans",
"xerozoans",
"heatophiles"
] | A | Plants that live in extremely dry environments have the opposite problem: how to get and keep water. Plants that are adapted to very dry environments are called xerophytes . Their adaptations may help them increase water intake, decrease water loss, or store water when it is available. |
medmcqa | medmcqa_05_02692 | Permanent erasure of fingerprint is seen following | [
"Eczema",
"Scalds",
"Diabetic neuropathy",
"Leprosy"
] | D | Dactylography or Galton system Fingerprints are impressions of patterns formed by the papillary ridges of fingers. Fingerprints do not change throughout life unless damage has occurred to the dermal skin layer. Permanent impairement of fingerprints occur in leprosy, electrical injury, after exposure to radiation, and i... |
sciq | sciq_01_10329 | One common form of mate choice, called assortative mating, is an individual’s preference to mate with partners who are what? | [
"different from themselves",
"similar to themselves",
"far away from",
"close to themselves"
] | B | Nonrandom Mating If individuals nonrandomly mate with their peers, the result can be a changing population. There are many reasons nonrandom mating occurs. One reason is simple mate choice; for example, female peahens may prefer peacocks with bigger, brighter tails. Traits that lead to more matings for an individual be... |
medmcqa | medmcqa_05_01136 | What is the T/t of pt with carcinoid tumor of appendix of size more than 2 cm - | [
"Right hemicolectomy",
"Appendicectomy",
"Appendicectomy + abdominal CT scan",
"Appendicectomy + 24 hrs urinary HIAA"
] | A | Carcinoid tumours * Neuroendocrine tumors - comprise a broad family of tumors, the most common of which are ; - carcinoid tumors (most commonly arising in the lungs and bronchi (so-called bronchopulmonary), small intestine, appendix, rectum, and thymus) and - pancreatic neuroendocrine tumors. - Other less common neuroe... |
sciq | sciq_01_02323 | What is the oxygen-storing protein found in diving mammals' muscles called? | [
"pigment",
"myoglobin",
"hemoglobin",
"pheromone"
] | B | |
sciq | sciq_01_00236 | What do the letters in our blood types represent? | [
"iron levels",
"proteins",
"genomes",
"alleles"
] | D | Another exception to Mendel's laws is a phenomenon called codominance . For example, our blood type shows codominance. Do you know what your blood type is? Are you A? O? AB? Those letters actually represent alleles. Unlike other traits, your blood type has three alleles, instead of two!. |
sciq | sciq_01_01696 | In which phase do the chromosomes duplicate? | [
"interphase",
"prophase",
"mitosis",
"metaphase"
] | A | |
openbookqa | obqa_02_03511 | As vehicles become more efficient petro consumption | [
"increases",
"stops",
"decreases",
"stay the same"
] | C | as mileage per galon of gasoline increases , the amount of gasoline used will decrease |
medmcqa | medmcqa_05_02488 | The initial therapy of documented deep venous thrombosis in a post-operative case is: | [
"Subcutaneous heparin therapy",
"Intravenous heparin therapy",
"Thrombolytic therapy with urokinase",
"Aspirin therapy"
] | B | AntiThrombotic Therapy in DVT: Any venous thrombosis involving the femoropopliteal systemis treated with full anticoagulation. Traditionally, the treatment of DVT centres around heparin treatment to maintain the PTT at 60 to 80 seconds, followed by warfarin therapy to obtain an INR of 2.5 to 3.0 This initial therapy us... |
math_qa | mathqa_03_00078 | when asked what the time is , a person answered that the amount of time left is 3 / 5 of the time already completed . what is the time . | [
"2 pm",
"9 pm",
"3 pm",
"8 pm"
] | C | "a day has 24 hrs . assume x hours have passed . remaining time is ( 24 - x ) 24 − x = 3 / 5 x ⇒ x = 15 time is 3 pm answer : c" |
math_qa | mathqa_03_04205 | ramesh purchased a refrigerator for rs . 12500 after getting a discount of 20 % on the labelled price . he spent rs . 125 on transport and rs . 250 on installation . at what price should it be sold so that the profit earned would be 20 % if no discount was offered ? | [
"19200",
"17606",
"17604",
"17600"
] | A | "price at which the tv set is bought = rs . 12,500 discount offered = 20 % marked price = 12500 * 100 / 80 = rs . 15625 the total amount spent on transport and installation = 125 + 250 = rs . 375 \ total price of tv set = 15625 + 375 = rs . 16000 the price at which the tv should be sold to get a profit of 20 % if no di... |
medmcqa | medmcqa_05_03249 | Non Immune Hydrops Fetalis is caused by: | [
"CMV",
"Parvovirus",
"HSV",
"HIV"
] | B | Non immune hydrops can be caused by a variety of causes. Among the infectious cause, parvovirus can lead to non immune hydrops. Hydrops fetalis refers to excessive accumulation of fluid in at least two fetal body cavities. It can be of two types, immune and non immune. Immune type result from hemolysis of fetal RBC by ... |
math_qa | mathqa_03_01474 | a man invests rs . 8000 at the rate of 5 % per annum . how much more should he invest at the rate of 8 % , so that he can earn a total of 6 % per annum ? | [
"rs . 1200",
"rs . 1300",
"rs . 1500",
"rs . 4000"
] | D | explanation : interest on rs . 8000 at 5 % per annum = ( 8000 × 5 × 1 ) / 100 = rs . 400 let his additional investment at 8 % = x interest on rs . x at 8 % per annum = ( x × 8 × 1 ) / 100 = 2 x / 25 . to earn 6 % per annum for the total , interest = ( 8000 + x ) × 6 × 1 / 100 . = > 400 + 2 x / 25 = ( 8000 + x ) × 6 × 1... |
math_qa | mathqa_03_00175 | two pipes can fill the cistern in 10 hr and 12 hr respectively , while the third empty it in 20 hr . if all pipes are opened simultaneously , then the cistern will be filled in | [
"7.5 hr",
"8 hr",
"8.5 hr",
"10 hr"
] | A | "solution : work done by all the tanks working together in 1 hour . 1 / 10 + 1 / 12 − 1 / 20 = 2 / 15 hence , tank will be filled in 15 / 2 = 7.5 hour option ( a )" |
openbookqa | obqa_02_04389 | What is the use of organisms preserved in sedimentary rock? | [
"clothing",
"water",
"food",
"fuel"
] | D | organisms can be preserved in sedimentary rock |
math_qa | mathqa_03_03112 | what will be the fraction of 25 % | [
"1 / 4",
"1 / 5",
"1 / 10",
"1 / 11"
] | A | "explanation : it will 25 * 1 / 100 = 1 / 4 option a" |
math_qa | mathqa_03_03923 | the average weight of 10 person ' s increases by 2.5 kg when a new person comes in place of one of them weighing 50 kg . what might be the weight of the new person ? | [
"76 kg",
"76.5 kg",
"75 kg",
"data inadequate"
] | C | "explanation : total weight increased = ( 10 x 2.5 ) kg = 25 kg . weight of new person = ( 50 + 25 ) kg = 75 kg . answer : c" |
sciq | sciq_01_04807 | What is the area where an electron is most likely to be found called? | [
"proton",
"neucleus",
"orbital",
"neutron"
] | C | wave functions can predict within a certain level of probability where an electron might be at any given time. The area where an electron is most likely to be found is called its orbital. Recall that the Bohr model depicts an atom’s electron shell configuration. Within each electron shell are subshells, and each subshe... |
medmcqa | medmcqa_05_04320 | The fluid level and air bubble level in otoscopy indicates: | [
"CSOM",
"ASOM",
"Middle ear effusion",
"Otosclerosis"
] | C | (Middle ear effusion): Ref: 84-D (63-D 4th)Qtoscoopic Findings In Middle Ear Effusions* Typmpanic membrane is oftendull and opaque with loss of light reflex it may appear yellow, gray or bluish in colour.* Thin leash of blood vessels may be seen along the handle of malleous or at the periphery of tympanic membrane and ... |
medmcqa | medmcqa_05_02208 | Hepatitis is caused by: | [
"Cyclopropane",
"Halothane",
"Isoflurane",
"Enflurane"
] | B | B i.e. Halothane |
sciq | sciq_01_05210 | What color is pyrite? | [
"blue",
"black",
"silver",
"gold"
] | D | Pyrite has a similar color to gold. The appearance of the striations make pyrite different from gold. |
math_qa | mathqa_03_03218 | the area of sector of a circle whose radius is 12 metro and whose angle at the center is 36 â ° is ? | [
"52.6",
"45.3",
"52.8",
"52.1"
] | B | "36 / 360 * 22 / 7 * 12 * 12 = 45.3 m 2 answer : b" |
medmcqa | medmcqa_05_02853 | As per the recent guidelines of Resuscitation what to be done if asystole is not responding to two consecutive doses of epinephrine:- | [
"Vasopressin is the second line drug",
"Defibrillation with 200J",
"Another dose of epinephrine",
"Atropine should be given"
] | C | Most common electrical mechanism for cardiac arrest isasystole,as recorded at initial contact in45-50% of cases.Previously VF was thought to be the common mechanism, but its its incidence has now been decreasing. |
openbookqa | obqa_02_00327 | While many habitats support a great variety of life, and deserts are included, many animals | [
"freeze in deserts",
"starve in deserts",
"are abandoned there",
"drown in deserts"
] | B | a desert environment contains very little food |
sciq | sciq_01_08742 | What does the urethra do? | [
"makes sperm and evacuates bowels",
"filters urine and makes sperm",
"carries urine and sperm out of the body",
"stores sperm and urine"
] | C | The penis is an external, cylinder-shaped organ that contains the urethra. The urethra is the tube that carries urine out of the body. It also carries sperm out of the body. |
sciq | sciq_01_07674 | Since europeans settled in the united states, about what percentage of topsoil has eroded away? | [
"33 percent",
"42 percent",
"25 percent",
"10 percent"
] | A | Soil erosion is a natural occurrence. However, human activities have greatly accelerated soil erosion. In some locations, soil may now be eroding about 10 times faster than its natural rate. Since Europeans settled in the United States, approximately one-third of the topsoil has eroded away. |
math_qa | mathqa_03_03522 | if the ratio of two number is 5 : 7 and lcm of the number is 320 then what is the number . | [
"15",
"9",
"10",
"11"
] | B | "product of two no = lcm * hcf 5 x * 7 x = 320 * x x = 9 answer : b" |
math_qa | mathqa_03_04902 | a train which has 400 m long , is running 50 kmph . in what time will it cross a person moving at 14 kmph in same direction ? | [
"40 sec",
"35 sec",
"33 sec",
"42 sec"
] | A | "time taken to cross a moving person = length of train / relative speed time taken = 400 / ( ( 50 - 14 ) ( 5 / 18 ) = 400 / 36 * ( 5 / 18 ) = 400 / 10 = 40 sec answer : a" |
math_qa | mathqa_03_02409 | last month , john rejected 0.5 % of the products that he inspected and jane rejected 0.7 percent of the products that she inspected . if total of 0.75 percent of the products produced last month were rejected , what fraction of the products did jane inspect ? | [
"1 / 6",
"1 / 2",
"5 / 8",
"5 / 4"
] | D | x - fraction of products jane inspected ( 1 - x ) - fraction of products john inspected 0.7 ( x ) + 0.5 ( 1 - x ) = 0.75 0.2 x = 0.75 - 0.5 x = 0.25 / 0.2 x = 5 / 4 therefore the answer is d : 5 / 4 . |
openbookqa | obqa_02_02030 | An early example of harnessing wind power would be | [
"unicorns",
"santas flying reindeer",
"trumps windy speeches",
"cloth on masts"
] | D | wind is a source of energy |
sciq | sciq_01_09481 | What is the alkaline hydrolysis reaction of an ester called? | [
"resorption",
"saponification",
"fermentation",
"instantiation"
] | B | Saponification describes the alkaline hydrolysis reaction of an ester. The term saponification originally described the hydrolysis of long-chain esters called fatty acid esters to produce soap molecules, which are the salts of fatty acids. One such soap molecule is sodium stearate, formed from the hydrolysis of ethyl s... |
medmcqa | medmcqa_05_04481 | Floating water–Lily sign is feature of – | [
"Lung hydatid",
"Bronchial adenoma",
"Lung abscess",
"Aspergilloma"
] | A | Water - Lily sign, also refered as camalote sign, is seen in ruptured hydatid cyst (echinococcosis) of lung. |
sciq | sciq_01_02504 | What occurs when water lost by transpiration is not replaced by absorbtion from room? | [
"rotting",
"wilting",
"shedding",
"perspiration"
] | B | |
medmcqa | medmcqa_05_03371 | Best spontaneous breathing circuit is: | [
"Mapleson A",
"Mapleson D",
"Mapleson E",
"Mapleson F"
] | A | Ref: Ajay Yadav !v Short Textbook of Anaesthesia, Page 27Explanation:BREATHING CIRCUITSBreathing circuits connect patient to anaesthesia machine.They are classified into:Open systems: Obsolete technique e.g.: Schimmelbusch mask, open drop anaesthesia.Semi-open systems.Semi-closed systems: e.g.: Mapleson circuits.Closed... |
medmcqa | medmcqa_05_00703 | Which among the following is not an adhesion molecule? | [
"Integrin",
"Selectin",
"cadherins",
"Transferrin"
] | D | The cell adhesion molecules (CAMs) are classified into four main families: Immunoglobulin family CAMs Cadherins Integrins selectins Integrins are the most impoant molecules promoting cell-cell or cell-matrix interactions by interacting with vascular cell adhesion molecule (VCAM) or intercellular adhesion molecule (ICAM... |
math_qa | mathqa_03_02299 | find the least number must be subtracted from 5474827 so that remaining no . is divisible by 12 ? | [
"3",
"5",
"4",
"7"
] | D | "on dividing 5474827 by 12 we get the remainder 7 , so 7 should be subtracted d" |
medmcqa | medmcqa_05_03933 | A 2 year old child is being evaluated for persistent metabolic acidosis. Blood tests show Na+ 140mEq/1. K+ 3mEq/1, Ca2+ 8mg/1, Mg+2 mEq/l. phosphate 3 mEq/1, pH 7.22, bicarbonate 16mEq/1 and chloride 112mEq/1. The plasma anion gap is: | [
"9",
"15",
"22",
"25"
] | B | Answer is B (15) : Substitution of values for Na+, HCO2 andcr in the deduction formula gives us an anion gap value of' 15 Plasma electrolyte values in patient Deduction from formula Na+ 140meq/1 Anion Gap : I++) Because there are more unmeasured anions than cations, the normal anion gap is 10-12 mmo1/1. e |
ARC-Challenge | arc_04_02854 | Rosaria discovered a type of structure she could not identify in a sample of pond water. Her teacher looked into her microscope and explained that they were zygotes produced by one of the protists in her sample. The zygotes belong to which protist? | [
"amoeba",
"euglena",
"paramecium",
"volvox"
] | D | null |
openbookqa | obqa_02_02126 | A person seeking out natural resources would start looking | [
"in a closet",
"in a pond",
"in a spaceship",
"in a satellite"
] | B | nature is the source of natural resources |
sciq | sciq_01_05184 | What is a compound in which all of the atoms are connected to one another by covalent bonds? | [
"covalent mixture",
"covalent bond element",
"covalent network solid",
"compound metal"
] | C | One type of molecular compound behaves quite differently than that described so far. A covalent network solid is a compound in which all of the atoms are connected to one another by covalent bonds. Diamond is composed entirely of carbon atoms, each bonded to four other carbon atoms in a tetrahedral geometry. Melting a ... |
sciq | sciq_01_02068 | What do you call the zone in a body of water where there is too little sunlight for photosynthesis? | [
"semimetal zone",
"aphotic zone",
"Dark Zone",
"observable zone"
] | B | Neurons are usually classified based on the role they play in the body. Two main types of neurons are sensory neurons and motor neurons. |
medmcqa | medmcqa_05_00746 | HLA - B27 is associated with - | [
"Ankylosing spondylitis",
"Rheumatoid arthritis",
"Chronic active hepatitis",
"Diabetes"
] | A | A variety of diseases have been found to be associated with certain HLA alleles.
The best know is the association of HLA-B27 with ankylosing spondylitis (AS), individuals who inherit this allele have a 90 fold greater chance of developing AS than those who are negative for HLA - B27. |
sciq | sciq_01_03183 | What class are centipedes and millipedes in? | [
"xerophyte",
"terapoda",
"myriapoda",
"spirogyra"
] | C | Myriapoda, which includes centipedes and millipedes. All of these animals live on land, and can have anywhere from ten to nearly 200 pairs of appendages. |
openbookqa | obqa_02_03509 | Why would it be summer one day and fall another day? | [
"the earth's position compared to the sun has shifted",
"rain has started falling",
"leaves have fallen from the trees",
"the squirrels are gathering nuts"
] | A | Earth orbiting the Sun causes seasons to change |
openbookqa | obqa_02_03939 | What will happen if more people bike instead of drive cars? | [
"more cars will be bought",
"more deer will get hit by cars",
"it will be easier to breathe",
"less people will ride bikes"
] | C | using a car causes pollution |
sciq | sciq_01_03627 | What type of matter transmits light without scattering it? | [
"transparent",
"opaque",
"reflective",
"smooth"
] | A | Transparent matter is matter that transmits light without scattering it. Examples of transparent matter include air, pure water, and clear glass. You can see clearly through transparent objects, such as the top panes of the window below , because just about all of the light that strikes them passes through to the other... |
medmcqa | medmcqa_05_01576 | Juvenile angiofibroma confined to nasal cavity, preferred approach for surgery - | [
"Transnasal endoscopic",
"Transpalatal",
"Lateral rhinotomy",
"Transmaxillary"
] | A | Ans. is 'a' i.e., Transnasal endoscopic Staging of juvenile nasopharyngeal aniofibroma (Modified sessions, et al)IA:Limited to nose and/or nasopharyngeal vaultIB :Extension into > 1 sinus11 A:Minimal extension into PMFII B:Full occupation of PMF with or without erosion of orbital bonesIIC:ITF with or without cheek or p... |
openbookqa | obqa_02_04144 | Finches love | [
"jokes",
"magic",
"Everyone Love Raymond",
"sweet sultan"
] | D | a skinny beak is used for obtaining food by a bird from small spaces |
medmcqa | medmcqa_05_01671 | In comparing laparoscopic salpingostomy vs. laparotomy with salpingectomy for the treatment of ectopic pregnancy, laparoscopic therapy results in | [
"Higher fertility rate",
"Lower repeat ectopic pregnancy rate",
"Comparable persistent ectopic tissue rate",
"Greater scar formation"
] | A | Conservative laparoscopictreatment of ectopic pregnancy is now commonplace, although not yet universal.
With increasing sophistication of techniques and fiberoptics, many microsurgical procedures can be done through the laparoscope.
Recent studies suggestthat the fertility rates for laparoscopy and laparotomy are compa... |
openbookqa | obqa_02_04059 | a couple sits on a meadow enjoying a nice picnic, when something runs by with a terrible smell. what could it be? | [
"a raccoon wandering the meadows",
"a person with a great cologne",
"a little skunk going about its business",
"a scarecrow come to life"
] | C | a skunk produces a bad odor |
openbookqa | obqa_02_03852 | over a period of three years, a farmer cultivates, corn, millet and potatoes. What is this exemplary of? | [
"An amateur farming practice",
"a way to gain attention",
"a manner of rotating",
"a way to confuse spectators"
] | C | crop rotation is when different crops are planted on a field in different years |
openbookqa | obqa_02_03129 | When a lady beetle is grown up, she may spend time | [
"laying a clutch",
"making a memory",
"making friends",
"seeing the sights"
] | A | a female insect lays eggs during the adult stage of an insect 's life cycle |
openbookqa | obqa_02_03555 | Wax is on some plant leaves for what reason? | [
"stay moist for warm weather",
"keep water available for predators",
"keep the hydration inside",
"creation of toxins in the cells"
] | C | usually plants store the food they produce for future use |
medmcqa | medmcqa_05_00548 | Bleeding from peptic ulcer most commonly involve | [
"Gastroduodenal aery",
"Left gastric aery",
"Splenic aery",
"Sho gastric aery"
] | A | Bleeding peptic ulcer MC indication for operation and principal cause of death in PUD patients The most significant hemorrhage occurs when duodenal or gastric ulcers penetrate into branches of the gastroduodenal aery or left gastric aery, respectively Incidence of peptic ulcer bleeding decreased over past decade, but M... |
medmcqa | medmcqa_05_04798 | Amount of radiation which causes injury to CVS or CNS: | [
"7 Gy",
"15 Gy",
"30 Gy",
"50 Gy"
] | D | Exposures greater than 50 Gy usually cause death in 1 to 2 days.
The few humans who have been exposed at this level showed collapse of the circulatory system with a precipitous fall in blood pressure in the hours preceding death.
Autopsy revealed necrosis of cardiac muscle. Victims also may present with intermittent ... |
math_qa | mathqa_03_04880 | at a particular graduation party with 300 guests , 70 % of the guests brought gifts , and 40 % of the female guests brought gifts . if 45 males did not bring gifts to the party , how many females did bring gifts ? | [
"18",
"30",
"42",
"68"
] | B | "the correct method total = 300 . . 70 % of 300 = 210 got gifts . . 90 did not get gift , out of which 48 are males , so remaining 90 - 45 = 50 are females . . but 40 % females brought gift , so 60 % did not get it . . so 60 % = 45 , 100 % = 45 * 100 / 60 = 75 . . ans 40 % of 75 = 30 b" |
ARC-Easy | arc_04_01653 | The elements sulfur (S) and oxygen (O2) combine to form a substance called sulfur dioxide (SO2). Sulfur dioxide is also formed when coal and oil are burned. Sulfur dioxide can best be described as | [
"a metal",
"an atom",
"a compound",
"a nonreactive gas"
] | C | null |
sciq | sciq_01_10494 | Roundworms exemplify what type of organization, where two or more types of tissues work together to perform a particular function as an organ? | [
"land-level organization",
"bone-level organization",
"organ-level organization",
"delicate - level organization"
] | C | Roundworms have organ-level organization, in which two or more types of tissues work together to perform a particular function as an organ. For example, a roundworm has a primitive brain that controls how the organism responds to the environment. |
medmcqa | medmcqa_05_02395 | Water content in infant | [
"60-70 %",
"75-80 %",
"80-90 %",
"> 90%"
] | B | Ans. is 'b' i.e., 75-80% Schwaz writes - "the highest percentage of Total Body Water is found in newborns, with approximately 80% of their total body weight comrpised of water. This decreases to about 65% by 1 year of age and therafter remains fairly constant through childhood". |
math_qa | mathqa_03_01497 | two good train each 650 m long , are running in opposite directions on parallel tracks . their speeds are 45 km / hr and 30 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one . | [
"12.4 sec",
"24.3 sec",
"62.4 sec",
"60.1 sec"
] | C | "sol . relative speed = ( 45 + 30 ) km / hr = ( 75 x 5 / 18 ) m / sec = ( 125 / 6 ) m / sec . distance covered = ( 650 + 650 ) m = 1300 m . required time = ( 1300 x 6 / 125 ) sec = 62.4 sec . answer c" |
sciq | sciq_01_05352 | Methane, ethane, and propane are three of the smallest what? | [
"atoms",
"microorganisms",
"organisms",
"alkanes"
] | D | The three smallest alkanes are methane, ethane, and propane. Some hydrocarbons have one or more carbon–carbon double bonds (denoted C=C). These hydrocarbons are called alkenes. http://catalog. flatworldknowledge. com/bookhub/reader/2547 - gobch04_s06_f02shows the formulas and the molecular models of the two simplest al... |
sciq | sciq_01_01494 | In seed plants, after fertilization, what will the ovule eventually develop into? | [
"root",
"seed",
"cone",
"flower"
] | B | An ovule is a female reproductive structure in seed plants that contains a tiny female gametophyte. The gametophyte produces an egg cell. After the egg is fertilized by sperm, the ovule develops into a seed. |
ARC-Easy | arc_04_01128 | Which of these is the most responsible for the changes of the seasons on Earth? | [
"Position of the Moon",
"Tilt of Earth on its axis",
"Temperature of the Sun",
"Distance to Mars"
] | B | null |
math_qa | mathqa_03_02692 | if f ( x ) = 12 - x ^ 2 / 2 and f ( 2 k ) = 6 k , what is one possible value for k ? | [
"2",
"3",
"4",
"6"
] | D | "first of all , see thisgmat blog postand check the related lesson linked below for some background on function notation . we can plug anything in for x and get a result . you can find f ( 1 ) , for example , by plugging in 1 where x is , and you would get 12 - 1 / 2 = 11.5 . or we could find f ( 2 ) , which would be 1... |
sciq | sciq_01_05442 | What is the first phase of mitosis? | [
"metaphase",
"prophase",
"telophase",
"meiosis"
] | B | The first and longest phase of mitosis is prophase . During prophase, chromatin condenses into chromosomes, and the nuclear envelope, or membrane, breaks down. In animal cells, the centrioles near the nucleus begin to separate and move to opposite poles (sides) of the cell. As the centrioles move, a spindle starts to f... |
math_qa | mathqa_03_03909 | if the average ( arithmetic mean ) of 2 x , 4 x , and 8 x is 140 , what is the value of x ? | [
"20",
"30",
"15",
"33"
] | B | "am of 2 x , 4 x and 8 x = 2 x + 4 x + 8 x / 3 = 14 x / 3 given that 14 x / 3 = 140 x = 30 answer is b" |
sciq | sciq_01_11315 | When an electron transitions from an excited state to a less excited state, or ground state, the difference in energy is emitted as a what? | [
"nucleus",
"photon",
"neutron",
"quark"
] | B | which is identical to the Rydberg equation for R ∞ = k . When Bohr calculated his theoretical value for the hc Rydberg constant, R ∞, and compared it with the experimentally accepted value, he got excellent agreement. Since the Rydberg constant was one of the most precisely measured constants at that time, this level o... |
medmcqa | medmcqa_05_03548 | Brain perfusion means | [
"Mean aerial pressure - Intracranial pressure",
"Mean aerial pressure + Intracranial pressure",
"Mean aerial pressure - CVP",
"Mean aerial pressure + CVP"
] | A | MAP is the average blood pressure during one cardiac cycle and can be directly measured through invasive hemodynamic monitoring or can be calculated as the systolic blood pressure, plus two times the diastolic blood pressure, divided by three. The normal range of MAP is 70 to 100 mm Hg. Ref: guyton and hall textbook of... |
sciq | sciq_01_00763 | What pathway in a plant do water and nutrients travel through from the roots to the leaves? | [
"skin",
"bark",
"stem",
"flowers"
] | C | |
sciq | sciq_01_00004 | Kilauea in hawaii is the world’s most continuously active volcano. very active volcanoes characteristically eject red-hot rocks and lava rather than this? | [
"smoke and ash",
"magma",
"carbon and smog",
"greenhouse gases"
] | A | Example 3.5 Calculating Projectile Motion: Hot Rock Projectile Kilauea in Hawaii is the world’s most continuously active volcano. Very active volcanoes characteristically eject red-hot rocks and lava rather than smoke and ash. Suppose a large rock is ejected from the volcano with a speed of 25.0 m/s and at an angle 35.... |
ARC-Easy | arc_04_01985 | Which of the following can provide the human body with long-term immunity against some diseases? | [
"antibiotics",
"vitamins",
"vaccines",
"red blood cells"
] | C | null |
sciq | sciq_01_09410 | What are daily changes in the level of ocean water called? | [
"floods",
"waves",
"currents",
"tides"
] | D | Tides are daily changes in the level of ocean water. They are caused mainly by the pull of the Moon’s gravity on Earth and its oceans. The Sun’s gravity also influences tides. |
math_qa | mathqa_03_00458 | let f ( x ) = x ^ 2 + bx + c . if f ( 1 ) = 0 and f ( - 8 ) = 0 , then f ( x ) crosses the y - axis at what y - coordinate ? | [
"- 8",
"- 1",
"0",
"1"
] | A | "when x = 1 and when x = - 8 , the expression f ( x ) = x ² + bx + c equals 0 . then f ( x ) = ( x - 1 ) ( x + 8 ) f ( 0 ) = - 8 the answer is a ." |
sciq | sciq_01_07296 | If a solute is a gas, increasing the temperature will do what? | [
"have no effect",
"change to liquid",
"increase its solubility",
"decrease its solubility"
] | D | If a solute is a gas, increasing the temperature decreases its solubility. For example, less carbon dioxide can dissolve in warm ocean water than in cold ocean water. |
math_qa | mathqa_03_02943 | in a kilometer race , a beats b by 50 meters or 10 seconds . what time does a take to complete the race ? | [
"50 sec",
"190 sec",
"287 sec",
"74 sec"
] | B | "explanation : time taken by b run 1000 meters = ( 1000 * 10 ) / 50 = 200 sec . time taken by a = 200 - 10 = 190 sec . answer b" |
medmcqa | medmcqa_05_04858 | Which of the following progesterone is used in emergency contraception? | [
"Levonorgesterol",
"Microised Progesterone",
"Norgesterone",
"Depot Medroxyprogesterone acetate"
] | A | Levonorgestrel 0.75mg two doses12 hours apa, or 1.5mg single dose taken as soon as possible, but before 72 hours of unprotected intercourse. other emergency contraceptives- mifepristone, ulipristal (Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no.322) |
openbookqa | obqa_02_04824 | Lions and zebras live | [
"in different environments",
"near each other",
"in different habitats",
"far from Earth"
] | B | most predators live near the same environment as their prey |
math_qa | mathqa_03_03368 | a train 125 m long passes a man , running at 8 km / hr in the same direction in which the train is going , in 10 sec . the speed of the train is ? | [
"37 km / hr",
"53 km / hr",
"36 km / hr",
"26 km / hr"
] | B | "speed of the train relative to man = 125 / 10 = 25 / 2 m / sec . = 25 / 2 * 18 / 5 = 45 km / hr let the speed of the train be x km / hr . then , relative speed = ( x - 5 ) km / hr . x - 8 = 45 = > x = 53 km / hr . answer : b" |
sciq | sciq_01_03711 | Polar climates include polar and which other kind of tundra? | [
"tropic",
"alpine",
"mountains",
"arid"
] | B | Polar climates include polar and alpine tundra. Polar Tundra in Northern Alaska (70° N latitude), Alpine Tundra in the Colorado Rockies (40° N latitude). |
openbookqa | obqa_02_03141 | Battery powered vehicles have less emissions than | [
"lawnmowers",
"wind turbines",
"solar power",
"dragsters"
] | D | electricity causes less pollution than gasoline |
sciq | sciq_01_02336 | The ideal gas law is used like any other gas law, with attention paid to the unit and making sure that temperature is expressed in kelvin. however, the ideal gas law does not require a change in the conditions of a gas sample. the ideal gas law implies that if you know any three of the physical properties of a gas, you... | [
"second",
"third",
"unrelated",
"fourth"
] | D | The ideal gas law is used like any other gas law, with attention paid to the unit and making sure that temperature is expressed in Kelvin. However, the ideal gas law does not require a change in the conditions of a gas sample. The ideal gas law implies that if you know any three of the physical properties of a gas, you... |
medmcqa | medmcqa_05_03457 | The term 'psychoanalysis' is associated with:March 2009 | [
"John Broadus Watson",
"Carl Gustav Jung",
"Sigmond Freud",
"Wilhelm Reich"
] | C | Ans. C: Sigmond FreudPsychoanalysis/Freudian psychology is a body of ideas developed by Austrian physician Sigmund Freud and continued by others.It is primarily devoted to the study of human psychological functioning and behavior, although it can also be applied to societies.Psychoanalysis has three applications:A meth... |
openbookqa | obqa_02_04839 | Jackrabbits excel at staying cool because of | [
"their adaptations",
"a courthouse",
"a frozen tundra",
"an ocean"
] | A | long ears are used for releasing heat by a jackrabbit |
medmcqa | medmcqa_05_01832 | The following is an example for unusual base | [
"Di hydro uracil",
"Adenine",
"Cytosine",
"Uracil"
] | A | It is present in tRNAPresent in the DHU OR D arm of tRNAServe as the recognition site for the enzyme which adds the amino acidRef: DM Vasudevan, 7th edition, page no: 597 |
sciq | sciq_01_03706 | Because trees add water vapor to air, cutting down forests leads to longer periods of what? | [
"harvest",
"drought",
"flooding",
"ice"
] | B | Water shortages are common in much of the world. People are most likely to run short of water during droughts. A drought is a period of unusually low rainfall. Human actions have increased how often droughts occur. One way people can help to bring on drought is by cutting down trees. Trees add a lot of water vapor to t... |
sciq | sciq_01_05491 | What is the basic characteristic of monoprotic bases? | [
"accepts no protons",
"accepts one neutron",
"accepts one proton",
"accepts no neutrons"
] | C | Similarly, monoprotic bases are bases that will accept a single proton. Diprotic acids contain two ionizable hydrogen atoms per molecule; ionization of such acids occurs in two steps. The first ionization always takes place to a greater extent than the second ionization. For example, sulfuric acid, a strong acid, ioniz... |
math_qa | mathqa_03_01297 | a line that passes through ( – 2 , – 4 ) and ( 3 , k ) has a slope = k . what is the value of k ? | [
"3 / 4",
"1",
"4 / 3",
"2"
] | B | "slope = ( y 2 - y 1 ) / ( x 2 - x 1 ) = > k = ( k + 4 ) / ( 3 + 2 ) = > 5 k = k + 4 = > k = 1 ans b it is !" |
sciq | sciq_01_10115 | Where are the terrestrial planets located, in relation to the sun? | [
"To the right",
"farthest",
"To the left",
"closest"
] | D | The four planets closest to the Sun—Mercury, Venus, Earth, and Mars—are the inner planets or terrestrial planets ( Figure below ). They are similar to Earth. All are solid, dense, and rocky. None of the inner planets has rings. Compared to the outer planets, the inner planets are small. They have shorter orbits around ... |
math_qa | mathqa_03_02576 | a man can swim in still water at 7.5 km / h , but takes twice as long to swim upstream than downstream . the speed of the stream is ? | [
"3",
"2.5",
"2.25",
"1.5"
] | B | "m = 7.5 s = x ds = 7.5 + x us = 7.5 - x 7.5 + x = ( 7.5 - x ) 2 7.5 + x = 15 - 2 x 3 x = 7.5 x = 2.5 answer : b" |
sciq | sciq_01_10713 | Ribozymes are rna molecules that catalyze what? | [
"hormonal reactions",
"liquid reactions",
"chemical reactions",
"protein molecules"
] | C | Ribozymes are RNA molecules that catalyze chemical reactions, such as translation. Ribosomes, which are just made out of rRNA (ribosomal RNA) and protein, have been classified as ribozymes , because the rRNA has enzymatic activity. The rRNA is important for the peptidyl transferase activity that bonds amino acids. Brie... |
sciq | sciq_01_07424 | In the cardiovascular system, where is the ultimate destination of the oxygen-poor blood? | [
"brain",
"lung",
"heart",
"liver"
] | C | Systemic circulation is the longer loop of the cardiovascular system. It carries blood between the heart and the rest of the body. Oxygen-rich blood flows from the heart to cells throughout the body. As it passes cells, the blood releases oxygen and absorbs carbon dioxide. Then the oxygen-poor blood returns to the hear... |
sciq | sciq_01_06501 | Instruments that measure the angle of the slope of a volcano are called what? | [
"tilt meters",
"velocity meters",
"angle meters",
"aberration meters"
] | A | All that magma and gas pushing upward can make the volcano’s slope begin to swell. Ground swelling may change the shape of a volcano or cause rock falls and landslides. Most of the time, the ground tilting is not visible. Scientists detect it by using tiltmeters, which are instruments that measure the angle of the slop... |
openbookqa | obqa_02_00688 | The more miles that you can get out of a gallon of gasoline, what happens? | [
"gasoline will take you a lower distance than normally",
"more gasoline sales will be made",
"travel expenses will go up due to gasoline costs",
"less gasoline will be needed to go a distance"
] | D | as mileage per galon of gasoline increases , the amount of gasoline used will decrease |
sciq | sciq_01_09511 | Metabolism produces waste energy in the form of heat, which helps what type of animal conserve and maintain heat at a relatively constant body temperature? | [
"amphibian",
"lizard",
"cold-blooded (ectotherm)",
"warm-blooded (endotherm)"
] | D | Animal Bioenergetics All animals must obtain their energy from food they ingest or absorb. These nutrients are converted to adenosine triphosphate (ATP) for short-term storage and use by all cells. Some animals store energy for slightly longer times as glycogen, and others store energy for much longer times in the form... |
sciq | sciq_01_02561 | What kind of organism causes the often fatal lung disease tuberculosis? | [
"bacteria",
"algae",
"virus",
"pathogens"
] | A | |
math_qa | mathqa_03_00166 | jose is uploading a file to the internet for a college project . the file weighs 160 megabytes . if jose ' s internet speed for uploading tops 8 megabytes per minute , how long will it take until the upload is completed ? | [
"1 hour",
"45 minutes",
"20 minutes",
"5 minutes"
] | C | answer is ( c ) . jose calculates that if the files weighs 160 megabytes , and his internet uploads at 8 megabytes per minute , it would take 20 minutes to upload as 160 divided by 8 megabytes per minute equals 20 . |
sciq | sciq_01_04248 | All cells have certain parts in common. these parts include the cell membrane, cytoplasm, dna, and what? | [
"chromosomes",
"crystals",
"lipids",
"ribosomes"
] | D | All cells have certain parts in common. These parts include the cell membrane, cytoplasm, DNA, and ribosomes. |
openbookqa | obqa_02_03543 | Which human is more likely to be free of scars | [
"a pro athlete",
"an active kid",
"an old man",
"an unborn boy"
] | D | a scar is an acquired characteristic |
sciq | sciq_01_04078 | The pressurized gas of earth's atmosphere is contained by what force? | [
"variation",
"gravity",
"light",
"plasma"
] | B | All gases exert pressure; it is one of the fundamental measurable quantities of this phase of matter. Even our atmosphere exerts pressure—in this case, the gas is being “held in” by the earth’s gravity, rather than the gas being in a container. The pressure of the atmosphere is about 14.7 pounds of force for every squa... |
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