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_01702 | Aschoff's nodules are seen in | [
"Subacute bacterial endocarditis.",
"Libman - Sacks endocarditis",
"Rheumatic carditis",
"Non - bacterial Thrombotic endocarditis"
] | C | Acute rheumatic fever is characterised by discrete inflammatory foci within a variety of tissues. The myocardial inflammatory lessons called Aschoff bodies are pathogenic for rheumatic fever. Rheumatic fever occurs due to beta hemolytic streptococcal infections. Robbins 9 th edition page no. 391 |
ARC-Challenge | arc_04_02578 | In the rock cycle, weathering and erosion begin the process of the formation of | [
"sediments.",
"magma.",
"minerals.",
"crystals."
] | A | null |
medmcqa | medmcqa_05_03797 | Fibers are maximum in | [
"Wheat",
"Oat",
"Rice",
"Corn"
] | D | Ans. is 'd' i.e., Corn Wheat bran42.2Oat bran22.2Soy bran70.0Corn bran82.3Rice bran38.0Barley bran70-0 |
sciq | sciq_01_11004 | The most powerful or influential individual in a group is sometimes called what? | [
"dominant",
"gamma",
"superior",
"beta"
] | A | The most powerful or influential individual in a group is sometimes called dominant. In genetics, a dominant trait means nearly the same thing. A dominant trait is the most influential trait and masks the other trait. |
sciq | sciq_01_00029 | What hormone, which is associated with luteinizing hormone and male sexuality, helps bring about physical changes in puberty? | [
"estrogen",
"testosterone",
"steroids",
"epinephrine"
] | B | What causes puberty to begin? The hypothalamus in the brain “tells” the pituitary gland to secrete hormones that target the testes. The main pituitary hormone involved is luteinizing hormone (LH) . It stimulates the testes to secrete testosterone. Testosterone, in turn, promotes protein synthesis and growth. It brings ... |
sciq | sciq_01_08140 | What are ring-shaped hydrocarbons called? | [
"cyclic hydrocarbons",
"curved hydrocarbons",
"reverse hydrocarbons",
"cylindrical hydrocarbons"
] | A | Hydrocarbons may form straight chains, branched chains, or rings. Ring-shaped hydrocarbons are called cyclic hydrocarbons. |
sciq | sciq_01_05148 | What is it called when a gene at one location (locus) alters the phenotypic expression of a gene at another locus? | [
"exogenous",
"epigenesis",
"epistasis",
"spontaneous mutation"
] | C | Epistasis is when a gene at one location (locus) alters the phenotypic expression of a gene at another locus. Epistasis takes place when the action of one gene is modified by one or several other genes. These genes are sometimes called modifier genes . The gene whose phenotype is expressed is said to be epistatic , whi... |
openbookqa | obqa_02_04214 | To function, electrical energy is required for what kind of devices? | [
"wet",
"zapping powered",
"hydro",
"watery"
] | B | electric devices require electrical energy to function |
medmcqa | medmcqa_05_00865 | Which of the following is the earliest indicator of pathological gastroesophageal reflux in infants (GERD) – | [
"Respiratory Symptoms",
"Postprandial Regurgitation",
"Upper GI Bleed",
"Stricture Esophagus"
] | A | Recurrent Respiratory Symptoms (Wheezing, stridor, chronic cough apnea, aspiration) are the earliest indicator of Pathological Reflux (GERD) amongst the options provided.
`The most frequent complications of Gastroesophageal Reflux disease (pathological Reflux) in infants are failure to thrive and recurrent pulmonary sy... |
openbookqa | obqa_02_04308 | Which is least likely to be an ecosystem? | [
"the plains",
"the moon base",
"the desert",
"the fields"
] | B | the Earth contains many ecosystems |
medmcqa | medmcqa_05_01277 | Robert's sign is a feature of | [
"Le fort fracture grade II",
"Dead born Infant",
"Live Born Infant",
"Orbital fracture"
] | B | Robert's sign is appearance of gas shadow in chambers of heart and great vessels. It is seen in dead born infant. |
sciq | sciq_01_02487 | What is considered to be a person's entire genetic information? | [
"genome",
"chromosome",
"organism",
"biosphere"
] | A | A person’s genome is all of his or her genetic information. In other words, the human genome is all the information that makes us human. And unless you have an identical twin, your genome is unique. No one else has a genome just like yours, though all our genomes are similar. |
sciq | sciq_01_10685 | What is the measure of the energy released when an extra electron is added to an atom? | [
"neutron affinity",
"electron affinity",
"mass affinity",
"volume affinity"
] | B | Electron affinity is a measure of the energy released when an extra electron is added to an atom. |
math_qa | mathqa_03_04723 | a tourist does not have to pay tax on the first $ 600 of goods he purchases in country b , but does have to pay a 8 percent tax on the portion of the total value that is in excess of $ 600 . what tax must be paid by a tourist if he buys goods with a total value of $ 1720 ? | [
"$ 54.00",
"$ 89.60",
"$ 90.00",
"$ 100.80"
] | B | "correct answer : b the tourist must pay tax on $ 1720 - $ 600 = $ 1120 . thus , the amount of tax he has to pay is 0.08 ( $ 1120 ) = $ 89.60 . the correct answer is b ." |
sciq | sciq_01_06852 | Which waves have the longest wavelengths but the least energy in the atmosphere? | [
"microwaves",
"radio waves",
"channel waves",
"light waves"
] | B | Some people are allergic to certain foods. Nuts and shellfish are common causes of food allergies. Other common causes of allergies include:. |
sciq | sciq_01_01519 | Physical or chemical changes are generally accompanied by a transfer of what? | [
"pressure",
"color",
"energy",
"shape"
] | C | When physical or chemical changes occur, they are generally accompanied by a transfer of energy. The law of conservation of energy states that in any physical or chemical process, energy is neither created nor destroyed. In other words, the entire energy in the universe is conserved. In order to better understand the e... |
medmcqa | medmcqa_05_04324 | Puff of smoke appearance in cerebral angiography is a feature of | [
"Carotid artery thrombosis",
"Alexander disease",
"Moya moya disease",
"Krabbe's disease"
] | C | Lenticulostriate arteries form a rich collateral network around occlusive lesion - puff of smoke.
Anterior circulation > posterior. |
math_qa | mathqa_03_00740 | if $ 1092 are divided between worker a and worker b in the ratio 5 : 8 , what is the share that worker b will get ? | [
"60.32 %",
"61.54 %",
"62.21 %",
"62.76 %"
] | B | "worker b will get 8 / 13 = 61.54 % the answer is b ." |
ARC-Easy | arc_04_00854 | Which tool would best help a person observe the parts of a plant cell? | [
"hand lens",
"telescope",
"binoculars",
"microscope"
] | D | null |
math_qa | mathqa_03_04881 | the sub - duplicate ratio of 16 : 36 is | [
"4 : 6",
"1 : 2",
"1 : 3",
"1 : 4"
] | A | "root ( 16 ) : root ( 36 ) = 4 : 6 answer : a" |
sciq | sciq_01_10243 | Massive quanta, like electrons, also act like macroscopic particles—something we expect, because they are the smallest what? | [
"battalions of matter",
"regiments of matter",
"depth of matter",
"units of matter"
] | D | 29.4 Photon Momentum Measuring Photon Momentum The quantum of EM radiation we call a photon has properties analogous to those of particles we can see, such as grains of sand. A photon interacts as a unit in collisions or when absorbed, rather than as an extensive wave. Massive quanta, like electrons, also act like macr... |
medmcqa | medmcqa_05_00266 | Selective media for N. gonorrhoeae - | [
"Thayer main media",
"Smith noguchi media",
"Proskaur and Bech media",
"Bordet gongue, media"
] | A | Ans. is 'a' i.e., Thayer main media |
openbookqa | obqa_02_01843 | Lettuce feeds rabbits by creating food with | [
"hamburgers",
"help from friends",
"chloroplasts",
"ordering out"
] | C | green plants provide food for consumers by performing photosynthesis |
openbookqa | obqa_02_04204 | Adding something poisonous to an environment and harming it is called what? | [
"dirtying",
"liking",
"cleaning",
"observing"
] | A | polluting means something poisonous is added to an environment causing harm to the environment |
medmcqa | medmcqa_05_00794 | A patient suffering from thyrotoxicosis is given propanolol. Which of the following is not controlled by propranolol given to this patient? | [
"Anxiety",
"Tachycardia",
"Tremor",
"O 2 consumption"
] | D | The primary role of propranolol in thyrotoxicosis is to attenuate the effects of catecholamines, and it is also a weak inhibitor of extrathyroid conversion of T4 to T3. When given it is useful in reducing the hea rate, tremor, agitation, psychotic behavior, diarrhea, fever and diaphoresis. It doesn't alter the metaboli... |
medmcqa | medmcqa_05_01229 | Disruption or disorganisation of biological rhythm is observed in | [
"Schizophrenia",
"Anxiety",
"Depression",
"Mania"
] | C | Ans. c (Depression) (Harrison's medicine 17th ed., Chapter 386)ETIOLOGY AND PATHOPHYSIOLOGY OF DEPRESSION# Although evidence for genetic transmission of unipolar depression is not as strong as in bipolar disorder, monozygotic twins have a higher concordance rate (46%) than dizygotic siblings (20%), with little support ... |
sciq | sciq_01_05149 | Called the powerhouses of the cell, what organelles are the site of cellular energy production? | [
"mitochondria",
"nucleus",
"mitosis",
"cell wall"
] | A | The mitochondria are the powerhouses of the cell. Mitochondria are the organelles where cellular energy is produced, providing the energy needed to power chemical reactions. This process, known as cellular respiration , produces energy is in the form of ATP (adenosine triphosphate). Cells that use a lot of energy may h... |
sciq | sciq_01_11372 | What happens to light when it reflects from a rough surface? | [
"gets diffused",
"reflects",
"becomes isolated",
"becomes concentrated"
] | A | Figure 25.5 Light is diffused when it reflects from a rough surface. Here many parallel rays are incident, but they are reflected at many different angles since the surface is rough. |
sciq | sciq_01_01020 | No-till farming is one effort to combat what, caused by typical farming practices? | [
"pollution",
"drought",
"habitat destruction",
"soil erosion"
] | D | The photos in Figure below show how farming practices can increase soil erosion. Plant roots penetrate the soil and keep it from eroding. Plowing turns over bare soil and cuts through plant roots. Bare soil is exposed to wind and water. In the past, farmers always plowed fields before planting. Some farmers now use no-... |
sciq | sciq_01_03356 | There are three different types of rna. all three types are needed to make what? | [
"lipids",
"acids",
"proteins",
"Blood"
] | C | There are three different types of RNA. All three types are needed to make proteins. |
ARC-Easy | arc_04_00268 | If a classroom experiment involves the use of several unidentified chemical solutions, which factor would be most important in maintaining safety during the experiment? | [
"The classroom would be fairly cold.",
"The classroom would have poor lighting.",
"The classroom would have good ventilation.",
"The classroom would have carpet on the floors."
] | C | null |
medmcqa | medmcqa_05_04742 | A child is brought to your clinic for a routine examination. She can put on a T-shirt but requires a bit of help dressing otherwise. She can copy a circle well but has difficulty in copying a square. Her speech is understandable and she knows four colors. She balances proudly on each foot for 2 seconds but is unable to... | [
"1 year",
"2 years",
"3 years",
"4 years"
] | A | Four- and five-year-old children should be able to copy a square and a cross; children younger than this age have difficulty with this task. By 4 years of age, their language should be fully understandable by the examiner. Children begin to be able to name four colors, define five words, and know three adjectives. A 4-... |
math_qa | mathqa_03_00601 | the sum of the ages of 4 children born at the intervals of 3 years each is 36 years . what is the age of the youngest child ? | [
"22",
"18",
"4.5",
"99"
] | C | "let x = the youngest child . each of the other four children will then be x + 3 , x + 6 , x + 9 we know that the sum of their ages is 36 so , x + ( x + 3 ) + ( x + 6 ) + ( x + 9 ) = 36 therefore the youngest child is 4.5 years old answer : c" |
sciq | sciq_01_01189 | Some compounds form rigid frameworks called what? | [
"chemicals",
"crystals",
"grids",
"ions"
] | B | Some compounds form rigid frameworks called crystals. Other compounds form individual molecules. A molecule is the smallest particle of a compound that still has the compound’s properties. |
sciq | sciq_01_10653 | What part of the cell helps it keep its shape? | [
"cytoplasm",
"cytoskeleton",
"nucleus",
"enzymes"
] | B | cytoskeleton. This is a network of fibers and tubules that crisscrosses the cytoplasm. The cytoskeleton helps the cell keep its shape. |
openbookqa | obqa_02_04780 | What are predators? | [
"herbivores",
"plant eaters",
"meat devourers",
"peaceful"
] | C | carnivores are predators |
openbookqa | obqa_02_03171 | If a white bear lives in a space and is going to flourish, the space should mostly | [
"match his fur color",
"have a warm climate",
"be dark and humid",
"be green and leafy"
] | A | a polar bear requires a cold environment |
medmcqa | medmcqa_05_03875 | The prevention of emergence or development of risk factors in countries where they have not appeared is what type of prevention? | [
"Primary",
"Secondary",
"Tertiary",
"Primordial"
] | D | Primordial prevention:
Primordial prevention is the prevention of the emergence or development of risk factors in countries or population groups in which they have not yet appeared.
Soben Peter
Essentials of preventive and community dentistry
4th edition |
medmcqa | medmcqa_05_01794 | Which of the following viral infections is transmitted by tick? | [
"Japanese encephalitis",
"Dengue fever",
"Kyasanur forest disease (KFD)",
"Yellow fever"
] | C | Vector Diseases transmitted Soft tick Relapsing fever, Q fever, KFD (outside India) Hard tick Tularemia, Babesiosis, KFD (India), Tick paralysis, Tick encephalitis, Indian tick typhus, Tick hemorrhagic fever, Rocky Mountain spotted fever. Lice Epidemic typhus Trench fever relapsing fever Park's Textbook of Preventive a... |
sciq | sciq_01_07681 | Evolving from a single common ancestor, what group of organisms was perhaps the dominant life form on earth 250 million years ago? | [
"acids",
"fungi",
"atoms",
"proteins"
] | B | Almost all fungi have a single common ancestor. The earliest fungi may have evolved about 600 million years ago. Fungi colonized land at least 460 million years ago. By 250 million years ago, they may have been the dominant life forms on Earth. |
sciq | sciq_01_08993 | In single-celled organisms, what does the plasma membrane extensions help the organisms to do? | [
"increase",
"prevent",
"inspect",
"move"
] | D | The plasma membrane may have extensions, such as whip-like flagella or brush-like cilia . In single-celled organisms, like those shown in Figure below , the membrane extensions may help the organisms move. In multicellular organisms, the extensions have other functions. For example, the cilia on human lung cells sweep ... |
math_qa | mathqa_03_04423 | the average weight of 8 person ' s increases by 4 kg when a new person comes in place of one of them weighing 55 kg . what might be the weight of the new person ? | [
"80 kg",
"87 kg",
"90 kg",
"100 kg"
] | B | "total weight increased = ( 8 x 4 ) kg = 32 kg . weight of new person = ( 55 + 32 ) kg = 87 kg . b )" |
sciq | sciq_01_00838 | What is the study of the interaction between matter and energy called? | [
"climatology",
"astronomy",
"chemistry",
"geology"
] | C | Chemistry is the study of matter and energy and how they interact, mainly at the level of atoms and molecules. Basic concepts in chemistry include chemicals, which are specific types of matter, and chemical reactions. In a chemical reaction, atoms or molecules of certain types of matter combine chemically to form other... |
openbookqa | obqa_02_02943 | Taking shorter showers is a great way to conserve | [
"H2O",
"gasoline",
"sunshine",
"electricity"
] | A | An example of conservation is avoiding waste |
sciq | sciq_01_08251 | Which antibacterial protein is found in tears and saliva? | [
"human lysozyme",
"human growth hormone",
"dopamine",
"amino acid"
] | A | |
sciq | sciq_01_00512 | Some 96% of the dry mass consists of organic compounds produced by what? | [
"reproduction",
"erosion",
"electrolysis",
"photosynthesis"
] | D | |
math_qa | mathqa_03_02619 | bullock likes to keep a spare tyre in his car every time . on a certain day , he travels 1 , 60,000 km and just to make the most of all the tyres , he changes the tyres between his journey such that each tyre runs the same distance . what is the distance traveled by each tyre ? | [
"70,000",
"60,000",
"128,000",
"90,000"
] | C | the distance traveled by each tyre : 4 / 5 * 1 , 60 , 000 km = 128,000 km . c |
openbookqa | obqa_02_04602 | An inherited characteristic from my dad is | [
"nasal structure",
"a building",
"the bike",
"the cat"
] | A | the shape of body parts is an inherited characteristic |
math_qa | mathqa_03_02741 | on my sister ' s birthday , she was 154 cm in height , having grown 10 % since the year before . how tall was she the previous year ? | [
"150 cm",
"140 cm",
"142 cm",
"148 cm"
] | B | "let the previous year ' s height be x . 1.1 x = 154 x = 140 the answer is b ." |
openbookqa | obqa_02_02122 | An example of a living thing needing respiration in order to efficiently use energy is | [
"a paper clip pile",
"a murder of crows",
"a large elephant statue",
"a sunny park bench"
] | B | living things require respiration to use energy |
math_qa | mathqa_03_02946 | a car gets 40 kilometers per gallon of gasoline . how many gallons of gasoline would the car need to travel 180 kilometers ? | [
"3.5 gallons",
"2.7 gallons",
"5.7 gallons",
"4.5 gallons"
] | D | "each 40 kilometers , 1 gallon is needed . we need to know how many 40 kilometers are there in 180 kilometers ? 180 ÷ 40 = 4.5 × 1 gallon = 4.5 gallons correct answer is d ) 4.5 gallons" |
ARC-Challenge | arc_04_02824 | Coal and trees are resources found in Maryland. Both resources are used for | [
"making paper",
"making pencils",
"building houses",
"producing heat"
] | D | null |
sciq | sciq_01_00911 | What do fungi use to penetrate deep into decaying matter? | [
"cytoplasm",
"hyphae",
"cilia",
"flagella"
] | B | Most fungi get organic compounds from dead organisms. Fungi use their hyphae to penetrate deep into decaying organic matter. They produce enzymes at the tips of their hyphae. The enzymes digest the organic matter so the fungal cells can absorb it. Fungi are the main decomposers in forests. They are the only decomposers... |
math_qa | mathqa_03_02632 | a certain ball team has an equal number of right - and left - handed players . on a certain day , two - thirds of the players were absent from practice . of the players at practice that day , one - third were right handed . what is the ratio of the number of right - handed players who were not at practice that day to t... | [
"1 / 3",
"2 / 3",
"7 / 5",
"5 / 7"
] | C | "say the total number of players is 18 , 9 right - handed and 9 left - handed . on a certain day , two - thirds of the players were absent from practice - - > 12 absent and 6 present . of the players at practice that day , one - third were right - handed - - > 6 * 1 / 3 = 2 were right - handed and 4 left - handed . the... |
sciq | sciq_01_03853 | What type of disease occurs when the immune system fails to recognize the body's own molecules? | [
"gastrointestinal",
"congenital",
"cardiac",
"autoimmune"
] | D | Autoimmune diseases occur when the immune system fails to recognize the body’s own molecules as “self,” or belonging to the person. Instead, it attacks body cells as though they were dangerous pathogens. There are more than 80 known autoimmune diseases. Recall that regulatory T cells help regulate the immune system. Wh... |
sciq | sciq_01_04404 | What two gases are the main components of air? | [
"carbon and oxygen",
"hydrogen and helium",
"oxygen and helium",
"nitrogen and oxygen"
] | D | A: Other examples of liquid mixtures include salt water and salad dressing. Air is a mixture of gases, mainly nitrogen and oxygen. The rock pictured in the Figure below is a solid mixture. |
sciq | sciq_01_02342 | What kind of system do echinoderms possess? | [
"photosynthetic",
"water-based circulatory",
"autonomic nerous system",
"primitive respiratory"
] | B | 15.5 Echinoderms and Chordates Echinoderms are deuterostome marine organisms. This phylum of animals bear a calcareous endoskeleton composed of ossicles covered by a spiny skin. Echinoderms possess a water-based circulatory system. The madreporite is the point of entry and exit for water for the water vascular system. ... |
ARC-Challenge | arc_04_03155 | A bird has just hatched from an egg. Which of the following stages most likely comes next in the life cycle of the bird? | [
"birth",
"death",
"growth",
"reproduction"
] | C | null |
medmcqa | medmcqa_05_00152 | A mother is holding her newborn baby in the hospital bed just a few hours after giving bih. The mother becomes alarmed when her baby begins to have a difficulty in breathing and she rings for help. You arrive at the bedside and observe that the baby is in severe respiratory distress. A quick physical examination reveal... | [
"Esophageal Hiatal hernia",
"Infantile Hyperophic Pyloric Stenosis",
"Tracheoesophageal fistula (TEF)",
"Congenital Diaphragmatic Hernia"
] | D | This is a case of Congenital Diaphragmatic (Bochdalek) Hernia. Herniation of abdominal contents into the pleural cavity (usually left). Caused by a failure of the pleuroperitoneal membrane to develop or fuse with other components of the diaphragm. Affected neonates usually present in the first few hours of life with re... |
medmcqa | medmcqa_05_02131 | This type of asphyxia is termed as: | [
"Smothering",
"Garroting",
"Choking",
"Mugging"
] | D | Ans. (D). MuggingThe image shows neck compression by the bend of elbow.MuggingQ is constriction of neck by bend of elbow or bend of knee. |
math_qa | mathqa_03_00156 | a and b invests rs . 8000 and rs . 9000 in a business . after 4 months , a withdraws half of his capital and 2 months later , b withdraws one - third of his capital . in what ratio should they share the profits at the end of the year ? | [
"32 : 45",
"32 : 47",
"32 : 45",
"32 : 41"
] | A | "a : b ( 8000 * 4 ) + ( 4000 * 8 ) : ( 9000 * 6 ) + ( 6000 * 6 ) 64000 : 90000 32 : 45 . answer : a" |
medmcqa | medmcqa_05_03563 | Glomerular Filtration Rate is increased when | [
"Plasma oncotic pressure is increased",
"Glomerular hydrostatic pressure is decreased",
"Tubular hydrostatic pressure is decreased",
"Increased renal blood flow"
] | D | Ans. (d) Increased renal blood flow(Ref: Ganong, 25th ed/p.677)GFR decreases whenever there is increase in colloid osmotic pressure of the glomerulusGFR decreases whenever there is decrease in Glomerular capillary hydrostatic pressureGFR decreases whenever there is increase in tubular hydrostatic pressureGFR increases ... |
sciq | sciq_01_01694 | The combination decomposition or rearrangement of elements and compounds to form new substances is known as? | [
"chemical changes",
"ionic changes",
"mineral changes",
"carbon changes"
] | A | As the rust forms on the surface of the iron, it flakes off to expose more iron, which will continue to rust. Rust is clearly a substance that is different from iron. Rusting is an example of a chemical change. Some chemical changes are not as obvious but are still hugely important. For example, photosynthesis and cell... |
medmcqa | medmcqa_05_04445 | Herniation of meninges through cranial defect is known as | [
"Acrania",
"Anencephaly",
"Cephalocele",
"Encephalocele"
] | C | Anencephaly is characterized by the absence of the cranium and telencephalic structures, with the skull base and orbits covered only by angiomatous stroma. Acrania is the absence of the cranium, with protrusion of disorganized brain tissue.Cephalocele is the herniation of meninges through a cranial defect, typically lo... |
ARC-Easy | arc_04_02137 | Which process directly adds carbon into the atmosphere? | [
"increasing plant populations",
"decreasing animal populations",
"burning fossil fuels",
"forming sedimentary rock"
] | C | null |
openbookqa | obqa_02_04776 | Desalinating water from the ocean does what to nearby fish? | [
"helps them out",
"makes habitat nicer",
"gives them money",
"demolishes habitat"
] | D | oceans cover 70% of the surface of the earth |
ARC-Easy | arc_04_01844 | Before it rains water must collect in | [
"clouds.",
"snow.",
"sleet.",
"fog."
] | A | null |
math_qa | mathqa_03_04898 | three numbers are in the ratio 3 : 4 : 5 and their l . c . m . is 240 . their h . c . f is ? | [
"2",
"3",
"4",
"5"
] | C | "let the numbers be 3 x , 4 x and 5 x their l . c . m . = 60 x 60 x = 240 x = 4 the numbers are 3 * 4 , 4 * 4 , 5 * 4 hence required h . c . f . = 4 answer is c" |
sciq | sciq_01_08273 | Light is produced when charged particles do what, frequently in the form of oscillating? | [
"increase",
"offset",
"decelerate",
"accelerate"
] | D | Light is produced when charged particles accelerate . As a result changing electric and magnetic fields radiate outward. The traveling electric and magnetic fields of an accelerating (often oscillating) charged particle are known as electromagnetic radiation or light. |
math_qa | mathqa_03_02235 | 3 men and 8 women complete a task in same time as 6 men and 2 women do . how much fraction of work will be finished in same time if 2 men and 2 women will do that task . | [
"3 / 7",
"3 / 10",
"3 / 18",
"3 / 16"
] | A | "3 m + 8 w = 6 m + 2 w 3 m = 6 w 1 m = 2 w therefore 3 m + 8 w = 14 w 2 m + 2 w = 6 w answer is 6 / 14 = 3 / 7 answer : a" |
openbookqa | obqa_02_03092 | Cooking a burger on a grill does what to the burger? | [
"makes the burger alive",
"turns the burger into groceries",
"transfers energy from the charcoal to the burger",
"freezes the burger solid"
] | C | if food is cooked then heat energy is added to that food |
medmcqa | medmcqa_05_01987 | The initiation of hemoglobin synthesis requires: | [
"Histidine",
"Glycine",
"Folate",
"Iron"
] | B | Ans. (b) GlycineRef: Harper's Biochemistry, 30th ed. pg. 326-28* Heme is synthesized in a complex series of steps involving enzymes in the mitochondrion and in the cytosol of the cell* The first step in heme synthesis takes place in the mitochondrion. Steps in heme synthesis are:# Condensation of succinyl CoA and glyci... |
medmcqa | medmcqa_05_02576 | Fogay's catheter is used for - | [
"Drainage of urinary bladder",
"Parenteral hyperalimentation",
"Removal of embolus from blood vessels",
"Ureteric catheterisation"
] | C | Ans. is 'c' i.e., Removal of embolus from blood vessels |
openbookqa | obqa_02_01434 | What would potentially be attracted to a magnet? | [
"a zipper",
"a cat",
"a lightbulb",
"a bench"
] | A | if something contains a large amount of magnetic material then that something will attract magnets |
math_qa | mathqa_03_03341 | two equally sized jugs full of water are each emptied into two separate unequally sized empty jugs , x and y . now , jug x is 1 / 7 full , while jug y is 2 / 3 full . if water is poured from jug x into jug y until jug y is filled , what fraction of jug x then contains water ? | [
"0",
"1 / 14",
"2 / 15",
"1 / 10"
] | B | suppose the water in each jug is l liters cx x ( 1 / 7 ) = l cx = 7 l liters cx is capacity of x cy x ( 2 / 3 ) = l cy = 3 l / 2 liters cy is capacity of y now , y is 3 l / 2 - l empty = l / 2 empty so , we can put only l / 2 water in jug y from jug x jug x ' s remaining water = l - l / 2 = l / 2 fraction of x which co... |
openbookqa | obqa_02_00499 | What can be used more than one time? | [
"coal",
"soda bottle",
"gas",
"oil"
] | B | renewable resources can be used over again |
sciq | sciq_01_08422 | The procedure known as angioplasty is used when what part of the circulatory system is clogged? | [
"the heart",
"lungs",
"the spinal cord",
"blood vessel"
] | D | When a blood vessel gets clogged, there is no medical equivalent of "Drano" that will clear it out. There is, however, a procedure known as angioplasty. A thin tube with a balloon is threaded through the blood vessels. Once in place, the balloon is inflated to compress the clog against the artery wall. |
openbookqa | obqa_02_01215 | A lot of animals would avoid | [
"piles of discarded diapers",
"freshly off the grill steak",
"flowers that have just bloomed",
"pools of clear, clean water"
] | A | most animals avoid bad odors |
sciq | sciq_01_06684 | What mineral that occurs in bones helps combat osteoporosis? | [
"calcium",
"potassium",
"iron",
"magnesium"
] | A | Osteoporosis is a disease in which bones lose mass and become more fragile than they should be. Osteoporosis also makes bones more likely to break. Two of the easiest ways to prevent osteoporosis are eating a healthy diet that has the right amount of calcium and vitamin D and to do some sort of weight-bearing exercise ... |
sciq | sciq_01_08863 | Mendeleev organized what basic units into rows and columns? | [
"elements",
"solutions",
"animals",
"compounds"
] | A | You can see how Mendeleev organized the elements in the Figure below . From left to right across each row, elements are arranged by increasing atomic mass. Mendeleev discovered that if he placed eight elements in each row and then continued on to the next row, the columns of the table would contain elements with simila... |
sciq | sciq_01_01514 | Groupings of related organs in the human body are referred to as "organ" what? | [
"systems",
"functions",
"bodies",
"conditions"
] | A | Human organ systems work together to carry out many of their functions. The skeletal and muscular systems are no exception. |
sciq | sciq_01_10530 | In mammals, what layer protects the egg? | [
"Germinal Disc",
"zona pellucida",
"Choloza",
"Albumen"
] | B | Early Embryonic Development Fertilization is the process in which gametes (an egg and sperm) fuse to form a zygote (Figure 18.8). To ensure that the offspring has only one complete diploid set of chromosomes, only one sperm must fuse with one egg. In mammals, a layer called the zona pellucida protects the egg. At the t... |
sciq | sciq_01_04203 | Who is called the father of genetics? | [
"Nostradamus",
"Vincent van Gogh",
"mendel",
"raphael"
] | C | People have long known that the characteristics of living things are similar in parents and their offspring. Whether it’s the flower color in pea plants or nose shape in people, it is obvious that offspring resemble their parents. However, it wasn’t until the experiments of Gregor Mendel that scientists understood how ... |
openbookqa | obqa_02_02386 | A boy is waiting to see a full moon. He notes that the full moon is tonight, and looks at it. If he wants to see another, he must wait | [
"a week",
"a day",
"a fortnight",
"a month"
] | D | each of the moon 's phases usually occurs once per month |
math_qa | mathqa_03_03910 | when 1 / 10 percent of 7,000 is subtracted from 1 / 10 of 7,000 , the difference is | [
"0",
"50",
"450",
"693"
] | D | we can break this problem into two parts : 1 ) what is 1 / 10 percent of 7,000 ? 2 ) what is 1 / 10 of 7,000 ? to calculate 1 / 10 percent of 7,000 we must first remember to divide 1 / 10 by 100 . so we have : ( 1 / 10 ) / ( 100 ) to divide a number by 100 means to multiply it by 1 / 100 , so we have : 1 / 10 x 1 / 100... |
sciq | sciq_01_11124 | The umbilical cord connects the fetus to what structure? | [
"cell",
"uterus",
"Ovaries",
"placenta"
] | D | The fetus is connected to the placenta through the umbilical cord. This is a long tube that contains two arteries and a vein. Blood from the fetus enters the placenta through the umbilical arteries. It exchanges gases and other substances with the mother’s blood. Then it travels back to the fetus through the umbilical ... |
sciq | sciq_01_08831 | What is the name of the "point" that refers to the temperature at which water vapor condenses? | [
"dew point",
"brine point",
"water point",
"melting point"
] | A | You’ve probably noticed dew on the grass on a summer morning. Why does dew form? Remember that the land heats up and cools down fairly readily. So when night comes, the land cools. Air that was warm and humid in the daytime also cools over night. As the air cools, it can hold less water vapor. Some of the water vapor c... |
medmcqa | medmcqa_05_03685 | A 10-year old child presented with severe sore throat and a grey pseudomembrane over pharynx and tonsils. The organism causing this infection is most likely: | [
"A gram positive bacillus",
"A gram negative bacillus",
"A catalase-positive gram positive coccus that grows in clusters",
"A single-stranded positive sense RNA virus"
] | A | Ans. a. A gram positive bacillus (Ref: Harrison 19/e p978, 18/e p1189-1190: Ananthanarayan 9/e p239)A 10-year old child presented with severe sore throat and a grey pseudomembrane over pharynx and tonsils. The clinical features are strongly suggestive of a diagnosis of diphtheria, caused by Corynebacterium diphtheria, ... |
openbookqa | obqa_02_02370 | If blue whales have trouble finding any mates | [
"they could become overpopulated",
"their population could drop to the sum of negative two and two",
"they could all become sharks",
"they could mate with killer whales"
] | B | if all members of a species cannot produce offspring then that species will likely become extinct |
math_qa | mathqa_03_02526 | the grade point average of one third of the classroom is 60 ; the grade point average of the rest is 66 . what is the grade point average of the whole class ? | [
"55",
"56",
"64",
"65"
] | C | "let n = total students in class total points for 1 / 3 class = 60 n / 3 = 20 n total points for 2 / 3 class = 66 * 2 n / 3 = 44 n total points for whole class = 20 n + 44 n = 64 n 64 n total class points / n total students = 64 grade point average for total class answer : c" |
openbookqa | obqa_02_01273 | A system of tubes that relocates water and nutrients around in order to make most use of them can be found in | [
"a lily",
"a door",
"a table",
"a rock"
] | A | a plant stem contains a system of tubes for transporting water and nutrients to other parts of the plant |
sciq | sciq_01_07246 | The main functions of epithelia are protection from the environment, coverage, secretion and excretion, absorption, and this? | [
"diffusion",
"absorption",
"filtration",
"accumulation"
] | C | 4.2 Epithelial Tissue In epithelial tissue, cells are closely packed with little or no extracellular matrix except for the basal lamina that separates the epithelium from underlying tissue. The main functions of epithelia are protection from the environment, coverage, secretion and excretion, absorption, and filtration... |
sciq | sciq_01_04382 | When oxygen is not bound to heme and the partial pressure of oxygen is low, hemoglobin readily binds to what? | [
"carbon",
"carbon dioxide",
"iron",
"sulfur"
] | B | to within the alveoli. As a result, carbon dioxide dissociates readily from hemoglobin and diffuses across the respiratory membrane into the air. In addition to the partial pressure of carbon dioxide, the oxygen saturation of hemoglobin and the partial pressure of oxygen in the blood also influence the affinity of hemo... |
math_qa | mathqa_03_02469 | a clothing store purchased a pair of pants for $ 81 and was selling it at a price that equaled the purchase price of the pants plus a markup that was 25 percent of the selling price . after some time a clothing store owner decided to decrease the selling price by 20 percent . what was the clothing store ' s gross profi... | [
"$ 14",
"$ 5.4",
"$ 4.4",
"$ 1.2"
] | B | "sale price ( sp ) = 81 + markup ( mp ) - - > mp = sp - 81 and given mp = sp / 4 ( 25 % is 1 / 4 th ) so sp / 4 = sp - 81 3 sp / 4 = 81 sp = 108 now a discount of 20 % is given so new sp is . 8 * 108 = 86.4 profit = 86.4 - 81 = 5.4 $ answer is b" |
sciq | sciq_01_08087 | What is the name for electrons closer to the nucleus that do not participate in bonding? | [
"core electrons",
"odd electrons",
"radical electrons",
"surface electrons"
] | A | Core electrons are the electrons that are closer to the nucleus and therefore do not participate in bonding. |
openbookqa | obqa_02_02252 | Which of these animals might seek out the same type of food that a rabbit would? | [
"a lion",
"a cow",
"a wolf",
"a preying mantis"
] | B | rabbits eat plants |
sciq | sciq_01_09310 | Stomata are special pores that allow gasses to enter and exit what? | [
"the skin",
"the flower",
"the leaf",
"the soil"
] | C | Stomata are special pores that allow gasses to enter and exit the leaf. |
math_qa | mathqa_03_03540 | cereal a is 11 % sugar by weight , whereas healthier but less delicious cereal b is 2 % sugar by weight . to make a delicious and healthy mixture that is 4 % sugar , what should be the ratio of cereal a to cereal b , by weight ? | [
"2 : 5",
"1 : 3",
"2 : 7",
"3 : 4"
] | C | "2 % is 2 % - points below 4 % and 11 % is 7 % - points above 4 % . the ratio of a : b should be 2 : 7 . the answer is c ." |
sciq | sciq_01_00637 | What receives blood in the heart? | [
"ventricle",
"chamber",
"the atria",
"the epidermis"
] | C | The atria receive blood and the ventricles pump blood out of the heart. |
ARC-Challenge | arc_04_02541 | How many atoms are in one formula unit of magnesium hydroxide, Mg(OH)_{2}? | [
"6",
"5",
"4",
"3"
] | B | null |
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