dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
medmcqa | medmcqa_05_03251 | The physical half life of radioactive iodine 131 is | [
"8 hours",
"8 days",
"16 days",
"60 days"
] | B | RADIOACTIVE IODINE The stable isotope of iodine is 127I. Its radioactive isotope of medicinal impoance is: 131I physical half-life of iodine 131 is 8 days. Mech of action:- 131I emits X-rays as well as b paicles. latter are utilized for their destructive effect on thyroid cells. 131I is concentrated by thyroid, incorpo... |
sciq | sciq_01_03062 | What is the distance north or south of the equator called? | [
"circumference",
"elevation",
"longitude",
"latitude"
] | D | Latitude is the distance north or south of the Equator. It is expressed as a number between 0° and 90° north or south. |
openbookqa | obqa_02_02132 | Just a few days ago, Beth waded into her family's pond. Now when she stepped off the bank the pond was hard and she could walk on the surface. What happened? | [
"a cold front had moved into the area",
"The pond had drained into an underground river",
"There was a lot of algae on the pond's surface",
"It had rained the night before"
] | A | freezing causes a solid to form |
sciq | sciq_01_08901 | Prior to birth, the lungs are filled with amniotic fluid, mucus, and what else? | [
"air",
"surfactant",
"plasma",
"blood"
] | B | Birth Prior to birth, the lungs are filled with amniotic fluid, mucus, and surfactant. As the fetus is squeezed through the birth canal, the fetal thoracic cavity is compressed, expelling much of this fluid. Some fluid remains, however, but is rapidly absorbed by the body shortly after birth. The first inhalation occur... |
math_qa | mathqa_03_01120 | a vendor bought toffees at 6 for a rupee . how many for a rupee must he sell to gain 80 % ? | [
"10.8",
"20.8",
"28.8",
"18.8"
] | C | "c . p . of 6 toffees = re . 1 s . p . of 6 toffees = 480 % of re . 1 = rs . 24 / 5 for rs . 24 / 5 , toffees sold = 6 . for re . 1 , toffees sold = 6 x 24 / 5 = 28.8 . answer c" |
sciq | sciq_01_04741 | What is the term for a watertight seal between two adjacent animal cells? | [
"cell membrane",
"placental barrier",
"tight junction",
"cell wall"
] | C | A tight junction is a watertight seal between two adjacent animal cells (Figure 3.17b). Proteins hold the cells tightly against each other. This tight adhesion prevents materials from leaking between the cells. Tight junctions are typically found in the epithelial tissue that lines internal organs and cavities, and com... |
ARC-Easy | arc_04_00662 | Sugar is composed of carbon, hydrogen, and oxygen. Sugar is an example of which of the following? | [
"an atom",
"a compound",
"an electron",
"a mixture"
] | B | null |
math_qa | mathqa_03_00908 | a light flashes every 6 seconds , how many times will it flash in ? of an hour ? | [
"550",
"600",
"650",
"700"
] | B | "1 flash = 6 sec for 1 min = 10 flashes so for 1 hour = 10 * 60 = 600 flashes . answer : b" |
medmcqa | medmcqa_05_00911 | Erysipelas is caused by | [
"Erysipelothrix rhusiopathie",
"Group A beta hemolytic streptococci",
"Trichophyton rubrum",
"Pseudomonas aeroginosa"
] | B | Erysipelas It is a streptococcal infection of the skin involving the upper subcutaneous tissue and lymphatic vessels. Rarely, Staph. aureus may be the causative agent. causative organism Group A beta haemolytic streptococci The organisms enter through a wound, injury or even subclinically traumatized skin. Edema of tis... |
math_qa | mathqa_03_00403 | in an election between two candidates - lange and sobel - 70 % of the voters voted for sobel . of the election ` s voters , 60 % were male . if 35 % of the female voters voted for lange , what percentage of the male voters voted for sobel ? | [
"14",
"16",
"26",
"44"
] | D | m f total l 16 14 30 s 44 70 tot 60 40 100 35 % of 40 = 14 - - - - - - female voters that means 16 male voted for l so 60 - 16 = 44 d is correct |
medmcqa | medmcqa_05_03110 | Ratio of Pleural Fluid protein to serum protein is _______ in transudative pleural effusion | [
"< 0.3",
"< 0.4",
"< 0.5",
"< 0.6"
] | C | Pleural Fluid Protein / Serum. Protein is < 0.5 in transudative effusion. |
medmcqa | medmcqa_05_01152 | Prostaglandin was discovered from - | [
"Tear",
"Saliva",
"Seminal fluid",
"Blood"
] | C | Ans. is 'c' i.e.. Seminal fluid "The name prostaglandin comes from the prostate gland. When prostaglandin was first isolated from seminal fluid, it was believed to have been added from the prostate. " |
medmcqa | medmcqa_05_01474 | A 28 -year-old woman, G4P3L2A1 at 35 weeks of gestation with monochornionic monomniotic twin pregnancy was admitted for safe confinement. 3 days following admission, the NST showed the following finding: What is the finding shown in the NST? | [
"Reactive NST",
"Variable deceleration",
"Early deceleration",
"Sinusoidal pattern."
] | B | The deceleration first shows a rapid rise and rapid fall. Secondly it is unrelated to the peak of uterine contraction. In early and late deceleration, there would be a slow fall and slow rise. Early would show an onset before or at peak of uterine contraction and the FHR would return to normal after the end of uterine ... |
openbookqa | obqa_02_02860 | If an apple tree wanted to spread it's seeds via another entity, it would | [
"plant trees",
"feed birds",
"attract birds",
"drop seeds"
] | C | birds sometimes eat insects |
sciq | sciq_01_08872 | Each species of legume is associated with a strain of __________ | [
"rhizobium",
"fungi",
"agrobacterium",
"heliotropium"
] | A | |
medmcqa | medmcqa_05_03013 | In a randomized controlled trial, the essential purpose of randomization is- | [
"To produce double blinding",
"To decrease the follow - up period",
"To eliminate the selection bias",
"To decrease the sample size"
] | C | Randomization ensures that the investigator has no control over the allocation of paicipants to either study or control groups, thus eliminating what is known as selection bias. In other words by random allocation, every individual gets an equal chance of being allocated into either group or any of the trial groups ( r... |
sciq | sciq_01_08897 | What still causes fatal lung disease in nonsmokers? | [
"alcohol",
"nicotine",
"tobacco smoke",
"chewing tobacco"
] | C | tobacco smoke causes fatal lung disease in nonsmokers. |
openbookqa | obqa_02_02006 | the Earth rotating on its axis causes the sun to appear to move across the sky during what? | [
"dark hours",
"sunlight deficient",
"night",
"waking hours"
] | D | the Earth rotating on its axis causes the sun to appear to move across the sky during the day |
sciq | sciq_01_01863 | All proteins are made of monomers called what? | [
"peptides",
"amino acids",
"monotides",
"aminotides"
] | B | Proteins are molecules that have many different functions in living things. All proteins are made of monomers called amino acids ( Figure below ) that connect together like beads on a necklace ( Figure below ). There are only 20 common amino acids needed to build proteins. These amino acids form in thousands of differe... |
openbookqa | obqa_02_02058 | Which is likely to be seen at the zoo? | [
"a polar bear in the jungle habitat",
"a zebra in the arctic zone",
"an alligator in the petting zoo",
"a snake under a hot lamp"
] | D | some animals live in zoo exhibits |
medmcqa | medmcqa_05_01986 | Plateau phase of cardiac muscle impulse conduction is due to inward motion of? | [
"K+",
"Na+",
"Ca++",
"HCO3-"
] | C | Ans. c (Ca++). (Ref. Ganong, Physiology, 21s7pg,78)Myocardial action potentialOccurs in atriol and ventricular myocytes and Purkinje fibers.CARDIAC ACTION POTENTIALMECHANISMPhase 0Rapid upstrokeVoltage-gated Na-channels open.Phase 1Initial repolariozationInactivation of voltage-gated Na+ balances K+ efflux.Phase 2Plate... |
medmcqa | medmcqa_05_00875 | Hot flushes are experienced as a result of | [
"Increased noradrenaline",
"Decreased estrogen",
"Increased noradrenaline and decreased estrogen",
"Increased noradrenaline and estrogen"
] | C | Hot flushes are caused by noradrenaline, which disturbs the thermoregulatory system. Oestrogen deficiency reduces hypothalamic endorphins, which release more norepinephrine and serotonin. This leads to inappropriate heat loss mechanism. Other causes that can be associated with the symptom of hot flushes include: thyroi... |
medmcqa | medmcqa_05_04190 | In apoptosis initiation: | [
"The death receptors induce apoptosis when they get engaged by fas ligated system",
"Cytochrome C inhibits Apoptosis activating factor -1",
"Apoptosis may be initiated by caspase activation",
"Apoptosis mediated through DNA damage"
] | A | The death receptors induce apoptosis when they get engaged by fas ligand system Ref, Robbins 9/e p56. |
math_qa | mathqa_03_03649 | in the rectangular coordinate system , points ( 2 , 0 ) and ( – 2 , 0 ) both lie on circle c . what is the maximum possible value of the radius of c ? | [
"2",
"4",
"8",
"16"
] | A | "the answer is a it takes 3 distinct points to define a circle . only 2 are given here . the two points essentially identify a single chord of the circle c . since no other information is provided , however , the radius of the circle can essentially be anything . all this information tell us is that the radius isgreate... |
ARC-Easy | arc_04_01027 | What is true of mutualistic relationships among organisms? | [
"The organisms ignore each other.",
"The organisms cooperate with each other.",
"The organisms prey on each other.",
"The organisms compete with each other."
] | B | null |
medmcqa | medmcqa_05_04925 | In tissue, Coccidioides immitis produces ? | [
"Spherules and endospores",
"Encapsulated yeast cells",
"Fine, delicate hyphae",
"Coarse, septate hyphae"
] | A | Ans. is 'a' i.e., Spherules and endospores Coccidioides immitis . It is a dimorphic fungus with septate hyphae. . Has two forms. White fluffy mould on most culture media Nonbudding spherical form-a spherule, in host tissue. . C. immitis reproduces in host tissue by forming small endospores within mature spherules. . Fu... |
sciq | sciq_01_06073 | Gas lines should be made of what so they do not rupture? | [
"Hard material",
"adjustment material",
"flexible material",
"typically material"
] | C | Check to see that gas lines are made of flexible material so they do not rupture. Any equipment that uses gas should be well secured. |
sciq | sciq_01_02116 | Which part of a leaf contains openings known as stomata, through which the exchange of gases takes place? | [
"phloem",
"epidermis",
"stoma",
"cuticle"
] | B | Which layers of the stem are made of parenchyma cells? a. cortex and pith b. phloem c. sclerenchyma d. xylem Like the rest of the plant, the stem has three tissue systems: dermal, vascular, and ground tissue. Each is distinguished by characteristic cell types that perform specific tasks necessary for the plant’s growth... |
sciq | sciq_01_09786 | What do decomposers release once they have broken down the dead organisms? | [
"unusable molecules",
"essential molecules",
"organic molecules",
"inorganic molecules"
] | D | Ecosystems require constant inputs of energy from sunlight or chemicals. Producers use energy and inorganic molecules to make food. Consumers take in food by eating producers or other living things. Decomposers break down dead organisms and other organic wastes and release inorganic molecules back to the environment. |
openbookqa | obqa_02_00261 | What material is an example of an electrical insulator? | [
"Metal",
"Cement",
"Stone",
"Brick"
] | D | brick is an electrical insulator |
math_qa | mathqa_03_03856 | the average monthly salary of 8 workers and one supervisor in a factory was 430 . @ sswhen @ ssthe @ sssupervisor @ cc @ sswhose @ sssalary @ sswas @ ss 430 . @ sswhen @ ssthe @ sssupervisor @ cc @ sswhose @ sssalary @ sswas @ ss 430 . whenthesupervisor , whosesalarywas 430 . when the supervisor , whose salary was 870 ... | [
"233",
"690",
"287",
"771"
] | B | "explanation : total salary of 8 workers and supervisor together = 9 ã — 430 = 3870 now total salary of 8 workers = 3870 â ˆ ’ 870 = 3000 total salary of 9 workers including the new supervisor = 9 ã — 410 = 3690 salary of the new supervisor = 3690 â ˆ ’ 3000 = 690 answer : b" |
medmcqa | medmcqa_05_04022 | Nail involvement is not a feature of | [
"Psoriasis",
"Lichenplanus",
"Dermatophytosis",
"DLE"
] | D | D i.e. DLE |
openbookqa | obqa_02_01651 | What is present in death at the end of the life cycle | [
"spirits",
"Bacteria",
"God",
"Food"
] | B | decomposition is when a decomposer breaks down dead organisms |
sciq | sciq_01_07291 | Typically hard, high-melting solids that conduct heat and electricity well, the transition elements have many properties in common with other what? | [
"organics",
"metals",
"deposits",
"oils"
] | B | The transition elements have many properties in common with other metals. They are almost all hard, high-melting solids that conduct heat and electricity well. They readily form alloys and lose electrons to form stable cations. In addition, transition metals form a wide variety of stable coordination compounds, in whic... |
openbookqa | obqa_02_01264 | What are formed by natural geological processes? | [
"animals",
"lifeless matter",
"air flow",
"companies"
] | B | all minerals are formed by natural geological processes |
openbookqa | obqa_02_02191 | An area of dirt contains large amounts of talc. That means that talc is able to be found in | [
"strawberries that grow elsewhere",
"strawberries that grow there",
"shark's stomachs under water",
"underwater caves in France"
] | B | if some nutrients are in the soil then those nutrients are in the food chain |
ARC-Challenge | arc_04_02358 | Which of these substances conducts electricity the best? | [
"Wood",
"Brick",
"Copper",
"Plastic"
] | C | null |
medmcqa | medmcqa_05_02078 | A 40 year old man consumes alcohol & creates public nuisance. The punishment in this scenario is dealt under which section of IPC? | [
"85 IPC",
"510 IPC",
"300 IPC",
"86 IPC"
] | B | Sec. 85 IPC: Nothing is an offence which is done by a person who at the time of doing it, by reason of intoxication, is incapable of knowing the nature of the act, or what he is doing is either wrong or contrary to law; provided that thing which intoxicated him was administered to him without his knowledge or against h... |
medmcqa | medmcqa_05_01735 | An elderly female presents to the emergency depament with history of fever, headache and double vision. Biopsy of temporal aery revealed panaeritis. The most likely diagnosis is | [
"Nonspecific Aeritis",
"Polyaeritis Nodosa",
"Wegener's Granulomatosis",
"Temporal Aeritis"
] | D | Answer is D i.e. (Temporal Aeritis): The clinical complex of fever, headache and diplopia together with panaeritis on biopsy of temporal aery suggests the diagnosis of temporal aeritis. |
sciq | sciq_01_00593 | Displacement divided by time is equal to the average what? | [
"force",
"acceleration",
"speed",
"velocity"
] | D | Average velocity is displacement divided by time. |
medmcqa | medmcqa_05_02344 | Subclan aery is divided by which muscle ? | [
"Pectoralis minor",
"Teres minor",
"Scaleneus anterior",
"Trapezius"
] | C | Ans. is 'c' i.e., Scaleneus anterior Scaleneus anterior muscle divides subclan aery into three pas :?A) First pa :This pa is medial (proximal) to scaleneus anterior. Branches from first pa are :?Veebral aeryInternal thoracic aeryThyrocervical trunk:Costocervical trunk (on left side only).B) Second pa :This pa lies post... |
sciq | sciq_01_02967 | Ecology, botany, and zoology are what type of science? | [
"life science",
"chemistry",
"physical sciences",
"psychological sciences"
] | A | Life is complex and living things are incredibly diverse. Therefore, life science is divided into many fields, such as ecology, botany, and zoology. |
openbookqa | obqa_02_04172 | A goose in the autumn is most likely | [
"nesting",
"hibernating",
"in flight",
"laying eggs"
] | C | migration is when animals move to different locations in an annual cycle |
sciq | sciq_01_10611 | What is the cause of the “heartburn” that occurs when acidic digestive juices escape into the esophagus? | [
"acid pressure",
"acidic buildup",
"toxic reflux",
"acid reflux"
] | D | sphincter, but the esophagus remains closed when there is no swallowing action. Acid reflux or “heartburn” occurs when the acidic digestive juices escape into the esophagus. Stomach A large part of digestion occurs in the stomach, shown in Figure 34.11. The stomach is a saclike organ that secretes gastric digestive jui... |
math_qa | mathqa_03_04995 | an ore contains 25 % of an alloy that has 90 % iron . other than this , in the remaining 75 % of the ore , there is no iron . how many kilograms of the ore are needed to obtain 60 kg of pure iron ? | [
"250 kg",
"275 kg",
"300 kg",
"266.66 kg"
] | D | solution : let there is 100 kg of ore . 25 % ore contains 90 % off iron that means 25 kg contains ; 25 * 90 / 100 = 22.5 kg iron . 22.5 kg iron contains 100 kg of ore . then , 1 kg of iron contains = 25 / 100 kg ore ; hence , 60 kg iron contains = 100 * 60 / 22.5 = 266.66 kg ore . answer : option d |
openbookqa | obqa_02_03681 | Which would least likely help someone with bad vision? | [
"a magnifying glass",
"sungazing",
"binoculars",
"a telescope"
] | B | binoculars are used for observing distant objects |
medmcqa | medmcqa_05_01617 | X-rays are produced by: | [
"Electrons",
"Neutrons",
"Positrons",
"Protons"
] | A | Ans. Electrons |
openbookqa | obqa_02_04347 | An unwillingness to listen to guidelines leaves data completely | [
"noble prize winning",
"faulty",
"repeatable",
"perfect"
] | B | performing lab expiriments accurately requires understanding all directions beforehand |
sciq | sciq_01_02155 | What sequence is the primary structure of a protein? | [
"processed acid sequence",
"nucleic acid sequence",
"amino acid sequence",
"proteins acid sequence"
] | C | The amino acid sequence is the primary structure of a protein. As explained in Figure below , a protein may have up to four levels of structure, from primary to quaternary. The complex structure of a protein allows it to carry out its biological functions. |
openbookqa | obqa_02_01782 | Offspring receive genes from their parents via what? | [
"gene therapy",
"documents",
"double helix",
"paperwork"
] | C | offspring receive genes from their parents through DNA |
openbookqa | obqa_02_04046 | What can you see yourself in? | [
"a tar pit",
"a deep cave",
"clear mountain lake",
"an abyss"
] | C | shiny things reflect light |
sciq | sciq_01_01741 | Plants supply, ultimately, most of the food eaten by terrestrial animals, along with what gas? | [
"hydrogen",
"carbon dioxide",
"nitrogen",
"oxygen"
] | D | |
sciq | sciq_01_06663 | When different types of tissues work together to perform a unique function, what do they form? | [
"produce",
"organs",
"organ",
"Brian"
] | C | Plant Organ Systems In plants, just as in animals, similar cells working together form a tissue. When different types of tissues work together to perform a unique function, they form an organ; organs working together form organ systems. Vascular plants have two distinct organ systems: a shoot system, and a root system.... |
medmcqa | medmcqa_05_03830 | A patient with HIV has diarrhoea with AFB (+)ve organism in stool. The most likely organism is - | [
"Mycobacterium avium intracellulare",
"Mycobacterium TB",
"Mycobacterium leprae",
"Mycoplasma"
] | A | respiratory infection (TB) most redponsible organism is M.avium intracrllularlae REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.576 |
openbookqa | obqa_02_04437 | if an object undergoes chemical change then that object will have new chemical what? | [
"warmth",
"temperature",
"appearance",
"attributes"
] | D | if an object undergoes chemical change then that object will have new chemical properties |
sciq | sciq_01_01593 | What is another word for thermal energy? | [
"temperature",
"solar",
"humidity",
"heat"
] | D | |
ARC-Challenge | arc_04_03096 | A scientist working on a new package design wants to use a material that is highly recyclable, biodegradable, and inexpensive. The best material for the package design is | [
"aluminum.",
"cardboard.",
"plastic.",
"glass."
] | B | null |
ARC-Easy | arc_04_01938 | What best describes the mantle of Earth? | [
"a thin layer that is located on the surface",
"a solid layer made of iron and nickel",
"the largest layer between the crust and outer core",
"the smallest layer that is made up of molten rock"
] | C | null |
math_qa | mathqa_03_03281 | i chose a number and divide it by 6 . then i subtracted 189 from the result and got 3 . what was the number i chose ? | [
"1200",
"1152",
"1189",
"1190"
] | B | "let x be the number i chose , then x / 6 − 189 = 3 x / 6 = 192 x = 1152 answer is b ." |
ARC-Challenge | arc_04_02912 | Which activity is an example of a good health habit? | [
"watching television",
"smoking cigarettes",
"eating candy",
"exercising every day"
] | D | null |
math_qa | mathqa_03_01201 | three numbers are in the ratio 1 : 3 : 6 and their average is 100 . the largest number is : | [
"180",
"98",
"27",
"21"
] | A | "explanation : let the numbers be x , 3 x and 6 x , then , ( x + 3 x + 6 x ) / 3 = 100 = > 10 x = 100 * 3 = > x = 30 largest number 6 x = 6 * 30 = 180 answer : a" |
sciq | sciq_01_00628 | Carrier proteins bind and carry the molecules across what cell structure? | [
"nucleus",
"cell membrane",
"plastid",
"cell wall"
] | B | Carrier proteins bind and carry the molecules across the cell membrane. These proteins bind a molecule on one side of the membrane, change shape as they carry the molecule across the membrane, and deposit the molecule on the other side of the membrane. Even though a protein is involved in both these methods of transpor... |
sciq | sciq_01_11105 | What type of shape does sodium chloride have? | [
"oblong",
"cubic",
"trianguler",
"round"
] | B | Sodium chloride crystals are cubic in shape. Other ionic compounds may have crystals with different shapes. |
medmcqa | medmcqa_05_02156 | Father of modern psychiatry is ? | [
"Bleuler",
"Freud",
"Pinel",
"Kraepel in"
] | C | Ans. is 'c' i.e., Pinel Father of psychoanalysis - Sigmund freud Father of modern psychiatry - Phileppel pinel |
sciq | sciq_01_06048 | The name silicon is derived from the latin word for flint? | [
"silex",
"pelea",
"silk",
"simple"
] | A | The name silicon is derived from the Latin word for flint, silex. The metalloid silicon readily forms compounds containing Si-O-Si bonds, which are of prime importance in the mineral world. This bonding capability is in contrast to the nonmetal carbon, whose ability to form carbon-carbon bonds gives it prime importance... |
sciq | sciq_01_08784 | The human body wants to maintain equilibrium or balance, also known as what? | [
"heterostasis",
"homeostasis",
"stability",
"perfection"
] | B | Homeostasis The goal of homeostasis is the maintenance of equilibrium around a specific value of some aspect of the body or its cells called a set point. While there are normal fluctuations from the set point, the body’s systems will usually attempt to go back to this point. A change in the internal or external environ... |
sciq | sciq_01_04445 | Footprints, burrows, and waste are considered what type of fossils? | [
"morphology fossils",
"movement fossils",
"crater fossils",
"trace fossils"
] | D | Preserved traces can include footprints, burrows, or even wastes. Examples of these types of fossils, called trace fossils are picture below ( Figure below and Figure below ). |
ARC-Challenge | arc_04_02594 | A road cut shows a layer of shale on top of a layer of limestone. This indicates | [
"the shale layer is older than the limestone layer.",
"a fault occurred during the deposition of the layers.",
"the environment changed between the times of deposition.",
"volcanic activity occurred when these layers were deposited."
] | C | null |
sciq | sciq_01_04776 | Omnivores are animals that eat both plant- and? | [
"animal-derived food",
"recycled food",
"biofuel",
"liquid diets"
] | A | Omnivores are animals that eat both plant- and animal-derived food. In Latin, omnivore means to eat everything. Humans, bears (shown in Figure 34.4a), and chickens are example of vertebrate omnivores; invertebrate omnivores include cockroaches and crayfish (shown in Figure 34.4b). |
sciq | sciq_01_05713 | What is another term for joules per second? | [
"parsons",
"jiffies",
"jacobs",
"watts"
] | D | Electric energy is measured in joules per second, or watts. |
ARC-Challenge | arc_04_03194 | Which of these reduces the need for people to use nonrenewable resources? | [
"recycling paper products",
"watering the lawn once a week",
"designing cars that are fuel efficient",
"using coal to generate electricity"
] | C | null |
math_qa | mathqa_03_00199 | the ratio , by volume , of soap to alcohol to water in a certain solution is 2 : 40 : 70 . the solution will be altered so that the ratio of soap to alcohol is doubled while the ratio of soap to water is halved . if the altered solution will contain 100 cubic centimeters of alcohol , how many cubic centimeters of water... | [
"500",
"600",
"650",
"700"
] | D | "soap : alcohol initial ratio soap : alcohol : water - - > 2 : 40 : 70 initial soap : alcohol = 2 / 40 = 2 : 40 after doubled soap : alcohol = 2 * 2 / 40 = 4 : 40 initial soap : water = 2 / 70 = 2 : 70 after halved soap : water : 1 / 2 * 2 / 70 = 1 / 70 = 1 : 70 after soap : alcohol : water - - > 4 : 40 : 280 - - > 1 :... |
sciq | sciq_01_05539 | Convection generally involves the transfer of what type of energy? | [
"magnetic",
"thermal",
"radioactive",
"sunlight"
] | B | Convection currents transfer thermal energy through many fluids, not just hot water in a pot. For example, convection currents transfer thermal energy through molten rock below Earth’s surface, through water in the oceans, and through air in the atmosphere. Convection currents in the atmosphere create winds. You can se... |
sciq | sciq_01_07792 | When the sun is below the horizon and thus not visible on a direct line, the light path will bend slightly and thus make the sun visible by what? | [
"reflection",
"infrared",
"refraction",
"thermal"
] | C | Because air is slightly more optically dense than a vacuum, when sunlight passes from the vacuum of space into our atmosphere, it bends slightly towards the normal. When the sun is below the horizon and thus not visible on a direct line, the light path will bend slightly and thus make the sun visible by refraction. Obs... |
openbookqa | obqa_02_03327 | if these animals were planetary bodies, which of them would have the most gravitational pull? | [
"a bull on the couch",
"a mouse in the wall",
"a duck in the pond",
"a dog in the field"
] | A | the mass of a planet causes the pull of gravity on that planet |
math_qa | mathqa_03_01901 | a man can do a job in 20 days . his father takes 20 days and his son finishes it in 25 days . how long will they take to complete the job if they all work together ? | [
"6.3",
"6.9",
"7.1",
"6.1"
] | C | "1 day work of the three persons = ( 1 / 20 + 1 / 20 + 1 / 25 ) = 7 / 50 so , all three together will complete the work in 300 / 47 = 7.1 days . answer : c" |
medmcqa | medmcqa_05_02102 | Excessive ultraviolet (UV) radiation is harmful to life. The damage caused to the biological systems by ultraviolet radiation is by | [
"Inhibition of DNA synthesis",
"Formation of thymidine dimers",
"Ionization",
"DNA fragmentation"
] | B | Although UV photons of different energies have various effects on DNA, the most impoant damage to DNA is the formation of pyrimidine dimers. In the pyrimidine dimer, two adjacent pyrimidine bases--cytosine (C) and/or thymine (T)--are linked in an abnormal structure which distos the shape of the DNA double helix and blo... |
ARC-Easy | arc_04_00032 | A cell that is unable to import substances required to process chemical energy is most likely a result of a malfunctioning | [
"cell membrane.",
"endoplasmic reticulum.",
"Golgi body.",
"nuclear envelope."
] | A | null |
openbookqa | obqa_02_02876 | Cake tastes sweet because of | [
"sweet and low",
"sucrose",
"flour",
"honey"
] | B | sugar causes food to taste sweet |
openbookqa | obqa_02_02667 | Two wheeled conveyances are held together by | [
"helically ridged pins",
"tape",
"glue",
"gum"
] | A | a bicycle contains screws |
sciq | sciq_01_04416 | What is the term for the study of how living things interact with each other and with their environment? | [
"anthropology",
"ecology",
"biology",
"radiology"
] | B | Ecology is the study of how living things interact with each other and with their environment. It is a major branch of biology, but has areas of overlap with geography, geology, climatology, and other sciences. This lesson introduces fundamental concepts in ecology, beginning with organisms and the environment. |
ARC-Challenge | arc_04_02787 | Earthworms move randomly throughout topsoil. How do earthworms most likely affect the topsoil? | [
"by compacting the topsoil",
"by decreasing the fertility of the topsoil",
"by adding nutrients to the topsoil",
"by removing the minerals from the topsoil"
] | C | null |
sciq | sciq_01_09630 | Resonance has been used in what kind of human-made recreational objects since prehistoric times? | [
"toys",
"musical instruments",
"arrows",
"paintbrushes"
] | B | Figure 17.33 Resonance has been used in musical instruments since prehistoric times. This marimba uses gourds as resonance chambers to amplify its sound. (credit: APC Events, Flickr). |
sciq | sciq_01_05344 | What do doctors call farsightedness or the inability to see close objects clearly? | [
"myopia",
"hypopia",
"dysarthria",
"hyperopia"
] | D | Farsightedness is also known as hyperopia . It affects about one fourth of people. People with hyperopia can see distant objects clearly, but nearby objects appear blurry. In hyperopia, the eye is too short. This results in images being focused in back of the retina ( Figure above ). Hyperopia is corrected with a conve... |
ARC-Challenge | arc_04_02946 | Casey has found several identical marine animals attached to an artificial reef in the Gulf of Mexico. Which characteristic would identify the animals as mollusks? | [
"brain",
"tentacles",
"muscular foot",
"hard outer casing"
] | C | null |
sciq | sciq_01_01580 | What occurs before the endometrium thickens in estrous cycles? | [
"copulation",
"pregnancy",
"fertilization",
"ovulation"
] | D | |
math_qa | mathqa_03_04633 | a sum of money lent out at s . i . amounts to rs . 780 after 2 years and to rs . 1020 after a further period of 5 years . the sum is ? | [
"s . 684",
"s . 500",
"s . 540",
"s . 740"
] | A | "s . i for 5 years = ( 1020 - 780 ) = rs . 240 . s . i . for 2 years = 240 / 5 * 2 = rs . 96 . principal = ( 780 - 96 ) = rs . 684 answer : a" |
sciq | sciq_01_04484 | Oil is found in the porous rock layer and trapped by the what? | [
"mantle",
"impermeable layer",
"\\",
"crystalline layer"
] | B | Oil (red) is found in the porous rock layer (yellow) and trapped by the impermeable layer (brown). The folded structure has allowed the oil to pool so a well can be drilled into the reservoir. |
medmcqa | medmcqa_05_03271 | P57KIP2 immunostaining is helpful in diagnosing | [
"Ectopic pregnancy",
"Normal pregnancy",
"Complete molar pregnancy",
"Missed aboion"
] | C | In pregnancies before 10 weeks, classic molar changes may not be apparent because villi may not be enlarged and molar stroma may not yet be edematous and avascularOne takes advantage of the differing ploidy to distinguish paial (triploid) moles from diploid entities. Another technique involves histological immunostaini... |
math_qa | mathqa_03_03970 | a company that ships boxes to a total of 13 distribution centers uses color coding to identify each center . if either a single color or a pair of two different colors is chosen to represent each center and if each center is uniquely represented by that choice of one or two colors , what is the minimum number of colors... | [
"6",
"5",
"8",
"9"
] | B | "back - solving is the best way to solve this problem . you basically need 13 combinations ( including single colors ) if we start from option 1 - > 1 = > 4 c 2 + 4 = 10 ( not enough ) 2 = > 5 c 2 + 5 = 15 ( enough ) since the minimum number is asked . it should be 5 . answer - b" |
openbookqa | obqa_02_02699 | Which is able to create its own nourishment from sunlight? | [
"roses",
"deer",
"rainbows",
"water buffalo"
] | A | animal cells can not perform photosynthesis |
openbookqa | obqa_02_02224 | When the body needs to rid itself of potentially toxic elements within it, what process is utilized? | [
"process of purging",
"process of circulation",
"process of respiration",
"process of cooking"
] | A | the excretory system removes waste from the body |
sciq | sciq_01_09941 | A biofilm is a colony of what that is stuck to a surface such as a rock or a host’s tissues? | [
"vacuoles",
"insects",
"prokaryotes",
"eukaryotes"
] | C | Many prokaryotes have an extra layer, called a capsule, outside the cell wall. The capsule protects the cell from chemicals and drying out. It also allows the cell to stick to surfaces and to other cells. Because of this, many prokaryotes can form biofilms, like the one shown in Figure below . A biofilm is a colony of ... |
sciq | sciq_01_03812 | What is the ratio of solutes in a solution to a volume of solvent in a solution known as? | [
"molality",
"osmolality",
"equilibrium",
"molarity"
] | B | Regulation of Water Intake Osmolality is the ratio of solutes in a solution to a volume of solvent in a solution. Plasma osmolality is thus the ratio of solutes to water in blood plasma. A person’s plasma osmolality value reflects his or her state of hydration. A healthy body maintains plasma osmolality within a narrow... |
sciq | sciq_01_00306 | What group of animals are the largest arthropods? | [
"spiders",
"insects",
"birds",
"fish"
] | B | There are several traits shared by all arthropods. Arthropods have a complete digestive system. They also have a circulatory system and a nervous system. In addition, they have special organs for breathing and excreting wastes. Other traits of arthropods include:. |
math_qa | mathqa_03_02707 | a cubical block of metal weighs 7 pounds . how much will another cube of the same metal weigh if its sides are twice as long ? | [
"48",
"32",
"24",
"56"
] | D | "for example our cube have a side 1 meter , so we have 1 cubical meter in this cube and this cubical meter weigth 7 pounds if we take cube with side 2 meters we will have 8 cubical meters in this cube 8 meters * 7 pounds = 56 pounds so answer is d and similar but more theoretical approach : if we have sides a and b tha... |
math_qa | mathqa_03_03259 | how many positive integers , from 2 to 100 , inclusive , are not divisible by even integers greater than 1 ? | [
"5",
"6",
"8",
"10"
] | B | "the no will be of the form 2 ^ n to achieve this . since any other form will have odd no in the prime factorization . hence we need to find solution of n for equation - 1 < 2 ^ n < 101 . 2 ^ 6 = 64 , 2 ^ 7 - 128 hence n can take values from 1 to 6 . hence ans - ( b ) 6" |
ARC-Challenge | arc_04_02988 | Which of these factors affects how fast a sound wave moves? | [
"the kind of material it is moving through",
"the amplitude of the sound wave's vibrations",
"the wavelength of the disturbance in the medium",
"the type of motion that caused the sound wave to form"
] | A | null |
sciq | sciq_01_10383 | Which currents distribute heat around the planet and have a large impact on climate? | [
"wind",
"air",
"surface",
"electrical"
] | C | Surface currents are extremely important because they distribute heat around the planet. Surface currents also have a tremendous influence on climate around the globe. |
math_qa | mathqa_03_00430 | the manufacturing cost of a shoe is rs . 200 and the transportation lost is rs . 500 for 100 shoes . what will be the selling price if it is sold at 20 % gains | [
"s 222",
"s 246",
"s 220",
"s 210"
] | B | "explanation : total cost of a watch = 200 + ( 500 / 100 ) = 205 . gain = 20 % = > sp = 1.2 cp = 1.2 x 205 = 246 answer : b" |
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