dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_02870 | What happens to the volume of the gas when temperature increases but amount of gas and its pressure are constant? | [
"volume decreases",
"nothing",
"volume increases",
"volume remains constant"
] | C | There are other measurable characteristics of a gas. One of them is temperature (T). Perhaps one can vary the temperature of a gas sample and note what effect it has on the other properties of the gas. Early scientists did just this, discovering that if the amount of a gas and its pressure are kept constant, then chang... |
sciq | sciq_01_09279 | Calcium hydroxide and calcium carbonate are effective in neutralizing the effects of what on lakes? | [
"acid rain",
"dioxide rain",
"ozone rain",
"oil rain"
] | A | Calcium hydroxide and calcium carbonate are effective in neutralizing the effects of acid rain on lakes. Suggest other compounds that might be effective in treating lakes. Give a plausible reason to explain why Ca(OH)2 and CaCO3 are used. ♦ Approximately 95% of the chlorine produced industrially comes from the electrol... |
math_qa | mathqa_03_01149 | convert 300 miles into meters ? | [
"784596",
"845796",
"804670",
"482802"
] | D | "1 mile = 1609.34 meters 300 mile = 300 * 1609.34 = 482802 meters answer is d" |
sciq | sciq_01_01070 | What part of the plant has a root end and a shoot end? | [
"radius",
"leaves",
"axis",
"pistol"
] | C | |
sciq | sciq_01_06950 | Mammals are synapsids, meaning they have a single opening in what structure? | [
"skull",
"hip",
"spine",
"heart"
] | A | Evolution of Mammals Mammals are synapsids, meaning they have a single opening in the skull. They are the only living synapsids, as earlier forms became extinct by the Jurassic period. The early non-mammalian synapsids can be divided into two groups, the pelycosaurs and the therapsids. Within the therapsids, a group ca... |
sciq | sciq_01_01407 | The lymphatic system helps return fluid that leaks from the blood vessels back to what system? | [
"cardiovascular",
"peripheral",
"pulmonary",
"nervous"
] | A | The lymphatic system helps return fluid that leaks from the blood vessels back to the cardiovascular system. |
math_qa | mathqa_03_02516 | maxwell leaves his home and walks toward brad ' s house at the same time that brad leaves his home and runs toward maxwell ' s house . if the distance between their homes is 40 kilometers , maxwell ' s walking speed is 3 km / h , and brad ' s running speed is 5 km / h . what is the distance traveled by maxwell when the... | [
"16",
"17",
"18",
"15"
] | D | "consider max starts from point a and brad starts from point b and move towards each other . assume they shall meet at point o after time ' t ' . the question asks us to find oa . from the question stem we can make out : - distance oa = 50 km - distance ob = > 3 xt = 40 - 5 xt ( i . e distance = speed x time ) = > 8 t ... |
sciq | sciq_01_01416 | Whan an alkene is aquired by an alkyl halide in an organic reaction, what kind of reaction is this? | [
"extinction",
"elimination",
"migration",
"subtraction"
] | B | When an alkene is acquired by an alkyl halide during an organic reaction. An example of elimination reaction. |
medmcqa | medmcqa_05_00740 | A 33 year old lady present! with polydipsia and polyuria. Har symptoms staed soon after a road traffic accident 6 months ago. The blood pressure is 120/80 mm Hg with no postural drop. The daily urinary output Is 6-8 liters. Investigation showed, Na 130 mEq/L, KJ.5 mEq/L, urea 15mg/dL, sugar-65 mg/dL. The plasma osmolal... | [
"Central diabetes insipidus",
"Nephrogenic diabetes insipidus",
"Resolving acute tubular necrosis",
"Psychogenic polydipsia"
] | D | here there is no thirst and polydipsia due to psychosis ( Harrison 17 pg 2219) |
sciq | sciq_01_00467 | By shocking ocean water, earthquakes can cause what deadly ocean waves? | [
"deep currents",
"ebb tides",
"tsunamis",
"typhoons"
] | C | Earthquakes can cause tsunamis . These deadly ocean waves may result from any shock to ocean water. A shock could be a meteorite impact, landslide, or a nuclear explosion. But most come from large underwater earthquakes. |
math_qa | mathqa_03_03868 | a dealer offers a cash discount of 10 % and still makes a profit of 20 % when he further allows 45 articles to be sold at the cost price of 40 articles to a particular sticky bargainer . how much percent above the cost price were his articles listed ? | [
"40 %",
"50 %",
"55 %",
"80 %"
] | B | "given cash discount - 10 % profit - 20 % items sold - 45 price sold at = list price of 40 assume list price = $ 10 total invoice = $ 400 - 10 % cash discount = $ 360 let cost price of 45 items be x so total cost = 45 * x given the shopkeeper had a profit of 20 % 45 * x * 120 / 100 = 360 or x = $ 20 / 3 = $ 6 + ( 2 / 3... |
openbookqa | obqa_02_02927 | If something is in the sunlight what will it absorb? | [
"water",
"anger",
"warm rays",
"solar eclipse"
] | C | if something is in the sunlight then that something will absorb solar energy |
openbookqa | obqa_02_04176 | A patch of thistle grows larger when this is increased: | [
"dampness",
"yeast",
"flour",
"milk production"
] | A | as the amount of water received by a plant increases , that plant will usually grow |
sciq | sciq_01_08462 | What is the process of converting atmospheric nitrogen to ammonia called? | [
"oral fixation",
"atmospheric fixation",
"ammonia fixation",
"nitrogen fixation"
] | D | |
sciq | sciq_01_05920 | In what part of the lungs is pulmonary gas exchanged? | [
"bronchi",
"trachea",
"bronchioles",
"alveoli"
] | D | Pulmonary gas exchange is the exchange of gases between inhaled air and the blood. It occurs in the alveoli of the lungs. Alveoli (singular, alveolus) are grape-like clusters surrounded by networks of thin-walled pulmonary capillaries. After you inhale, there is a greater concentration of oxygen in the alveoli than in ... |
sciq | sciq_01_08183 | What is the star-like structure inside the paramecia? | [
"the elongated vacuole",
"the baré vacuole",
"the reflex vacuole",
"the contractile vacuole"
] | D | The contractile vacuole is the star-like structure within the paramecia. |
sciq | sciq_01_02156 | What are used to lift large masses of magnetic materials such as scrap iron, rolls of steel, and auto parts? | [
"electromagnets",
"Tape",
"Glue",
"screws"
] | A | Electromagnets find use in many practical applications. Electromagnets are used to lift large masses of magnetic materials such as scrap iron, rolls of steel, and auto parts. |
medmcqa | medmcqa_05_01481 | Testis determining gene/sex determining region is located on: | [
"X chromosome",
"Y chromosome",
"Chromosome 21",
"Chromosome 18"
] | B | Ans: b (Y chromosome) Ref: Robbins, 7th ed,p. 181, Ganong, 22nd p. 411Y chromosome is necessary for the development of testes. The testes determining gene (SRY - sex determining region on Y chromosome) is located near the tip of the short arm of Y chromosome. This SRY is a DNA binding protein, it bends the DNA and init... |
openbookqa | obqa_02_02171 | At nighttime, which are you most likely to see? | [
"changing views of the horizon",
"changing views of the Sun",
"changing views of mountains",
"the big Dipper disappearing over the horizon"
] | D | stars appear to move relative to the horizon during the night |
sciq | sciq_01_08481 | Kangaroos, koala and opossums are part of what group? | [
"marsupials",
"cephalopods",
"primates",
"monotremes"
] | A | Marsupials. Marsupials include the kangaroo, koala, and opossum. |
medmcqa | medmcqa_05_02618 | A neonate develops signs of meningitis at seven days of birth. The presence of which of the following infectious agent in the maternal genital tract can be the causative agent of this disease – | [
"Neisseria gonorrhoeae",
"Chlamydia trachomatis",
"Streptococcus agalactiae",
"Haemophilous ducreyi"
] | C | Neonatal meningitis
Group B streptococcus (strep agalactiae) is the most common cause of neonatal meningitis.
Infection is acquired from the maternal vagina during birth in early onset (within a week) meningitis and from the environment in late onset (after 1st week) meningitis. |
ARC-Challenge | arc_04_02670 | Mixing baking soda and vinegar makes the temperature of the solution decrease and release carbon dioxide. Which conclusion about this investigation is not valid? | [
"Mixing the chemicals caused them to absorb heat.",
"A chemical reaction took place.",
"New elements were formed.",
"The procedure caused a gas to be formed."
] | C | null |
math_qa | mathqa_03_03745 | a circular metal plate of even thickness has 12 holes of radius 1 cm drilled into it . as a result the plate lost 1 / 6 th its original weight . the radius of the circular plate is | [
"16 sqrt 2'",
"8 sqrt 2'",
"32 sqrt 2'",
"sqrt 72'"
] | D | area of 12 holes = 12 * pi * 1 ^ 2 = 12 * pi as 12 * pi = ( 1 / 6 ) th weight , so total area of plate = 12 * pi / ( 1 / 6 ) = 72 * pi if r = radius of the plate , then its area = pi * r ^ 2 = 72 * pi , so r = sqrt 72 answer : d |
sciq | sciq_01_05101 | Helicopters store large amounts of rotational energy of what type in their blades? | [
"seismic",
"kinetic",
"magnetic",
"thermal"
] | B | Figure 10.18 The first image shows how helicopters store large amounts of rotational kinetic energy in their blades. This energy must be put into the blades before takeoff and maintained until the end of the flight. The engines do not have enough power to simultaneously provide lift and put significant rotational energ... |
sciq | sciq_01_09085 | Which two planetary bodies have humans walked on? | [
"earth and the moon",
"The Sun and Mars",
"Mars and Jupiter",
"Earth and Saturn"
] | A | Humans have walked on only two planetary bodies: Earth and the Moon. The footprints the men left behind are the first signs of life ever on the Moon. Scientists learned a great deal about the Moon from the Apollo missions. The samples that were brought back have been studied in laboratories. We know an incredible amoun... |
math_qa | mathqa_03_01638 | the hcf and lcm of two numbers m and n are respectively 5 and 210 . if m + n = 75 , then 1 / m + 1 / n is equal to | [
"1 / 14",
"3 / 35",
"5 / 37",
"2 / 35"
] | A | "answer we have , m x n = 5 x 210 = 1050 â ˆ ´ 1 / m + 1 / n = ( m + n ) / mn = 75 / 1050 = 1 / 14 correct option : a" |
sciq | sciq_01_11137 | Several neuropeptides, relatively short chains of amino acids, serve as neurotransmitters that operate via metabotropic what? | [
"organelles",
"membranes",
"receptors",
"lipids"
] | C | |
openbookqa | obqa_02_02881 | A crust is a portion of | [
"a shoe",
"a world",
"a cat",
"a knife"
] | B | the crust is a layer of the Earth |
math_qa | mathqa_03_00427 | what is the difference between the place values of two sevens in the numeral 54179759 ? | [
"699990",
"99990",
"99980",
"69300"
] | D | explanation : required difference = 70000 - 700 = 69300 answer is d |
ARC-Easy | arc_04_01699 | Chinese and European societies can use different but effective technologies when addressing medical questions. What does this demonstrate? | [
"Varied approaches can yield successful technologies.",
"Not all technologies behave according to scientific laws.",
"The development of science and technology are independent.",
"Technology results more from practice than from scientific knowledge."
] | A | null |
ARC-Easy | arc_04_00904 | Single-celled organisms can reproduce and create cells exactly like themselves without combining genes from two different parent cells. When they do this, they use a type of | [
"asexual reproduction.",
"gamete formation.",
"natural selection.",
"sexual reproduction."
] | A | null |
medmcqa | medmcqa_05_00883 | Which of the following movements will be affected if the greater tubercle of the humerus is lost - | [
"Abduction and lateral rotation",
"Adduction and flexion",
"Adduction and medial rotation",
"Flexion and medial rotation"
] | A | Muscles attached to greater tuberosity are.
Supraspinatus: - Helps in the initial range of abduction.
Infraspinatous, Teres minor : - External (lateral) rotation.
Therefore, these movements are affected in fracture greater tuberosity.
Muscle attached to lesser tuberosity is subscapularis (an internal or medial rota... |
medmcqa | medmcqa_05_02886 | First reflex to recover after spinal shock is: | [
"Ankle jerk",
"Plantar jerk",
"Cremasteric reflex",
"Bulbocavernosus reflex"
] | D | Ans. D. Bulbocavernosus reflexThe bulbocavernosus reflex is an oligosynaptic reflex mediated through the S2-S4 spinal cord segments that is elicited by electrical stimulation of the dorsal penis/clitoris nerves with the reflex response recorded from any pelvic floor muscles.The afferent paths of the bulbocavernosus ref... |
openbookqa | obqa_02_04160 | If the crust of a planet is adjusted in short order, a likely culprit is | [
"moons",
"quivers",
"night",
"logs"
] | B | an earthquake changes Earth 's surface quickly |
openbookqa | obqa_02_02376 | A hang-glider that is soaring runs into gales head-on. The gales | [
"sinks the glider",
"speeds the glider",
"crashes the glider",
"slow the glider"
] | D | friction causes the speed of an object to decrease |
ARC-Challenge | arc_04_02559 | Which characteristic do single-celled organisms and multicellular organisms have in common? | [
"Both have cells with specialized functions for each life process.",
"Both perform all life processes within one cell.",
"Both have a way to get rid of waste materials.",
"Both are able to make food from sunlight."
] | C | null |
medmcqa | medmcqa_05_01329 | Which of the following is the most Radiosensitive ovarian tumours : | [
"Dysgerminoma",
"Dermoid cyst",
"Serous cyst adenoma",
"Endodermal sinus tumour"
] | A | Ans. is 'a' i.e. Dysgerminoma [Reference Shaws, 12/e, p318, S. Bhadury, essentials of radiology and imaging, 1/e, p5021Dysgerminoma corresponds to seminoma of the tests and one is very well aware that seminomas are highly radiosensitive tumors.List of highly radiosensitive tumorsLymphoma*Seminoma*Myeloma*Ewing's Sarcom... |
medmcqa | medmcqa_05_00396 | Levodopa can cause- | [
"Spasticity",
"Tremor",
"Akinesia",
"On-off phenomenon"
] | D | Ans. is 'd' i.e., On-off phenomenon On-off phenomenon in Parkinsonism In parkinsonism the motor symptoms remain stabilized 2-3 years after therapy. o But after 2-3 years of levodopa therapy the effect of the drug gradually begins to wear offi.e., the motor symptoms begins to appear. This is also called "end of dose" de... |
sciq | sciq_01_10421 | Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to what? | [
"net internal force",
"kinetic energy",
"net external force",
"speed"
] | C | where m is the mass of the system. Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to the net external force. |
medmcqa | medmcqa_05_00937 | Period of onset in tetanus refers to the time between? | [
"First injury to spasm",
"First symptom to spasm",
"First spasm to death",
"Trismus to laryngeal spasm"
] | B | Ans. is 'b' i.e., First symptom to spasm |
sciq | sciq_01_09910 | What system consists of glands that secrete hormones into the bloodstream? | [
"Muscular system",
"the endocrine system",
"Respiratory system",
"nervous system"
] | B | The endocrine system consists of glands that secrete hormones into the bloodstream. |
math_qa | mathqa_03_02333 | by selling an article at rs . 400 , a profit of 25 % is made . find its cost price ? | [
"228",
"320",
"287",
"480"
] | B | "sp = 400 cp = ( sp ) * [ 100 / ( 100 + p ) ] = 400 * [ 100 / ( 100 + 25 ) ] = 400 * [ 100 / 125 ] = rs . 320 answer : b" |
sciq | sciq_01_09946 | What type of pollution results from the contaminants that enter a waterway or water body through a single site? | [
"point source pollution",
"simple source pollution",
"targeted source pollution",
"liquid source pollution"
] | A | Point source pollution results from the contaminants that enter a waterway or water body through a single site. Examples of this include untreated sewage, wastewater from a sewage treatment plant, and leaking underground tanks. |
sciq | sciq_01_06859 | The magnitude of the wave function at a particular point in space is proportional to what property of the wave at that point? | [
"Sounding",
"amplitude",
"voltage",
"frequency"
] | B | The magnitude of the wave function at a particular point in space is proportional to the amplitude of the wave at that point. Many wave functions are complex functions, which is a mathematical term indicating that they contain. |
medmcqa | medmcqa_05_02980 | Carriers not seen in ? | [
"Rabies",
"Typhoid fever",
"Polio",
"Malaria"
] | A | Ans. is 'a' i.e., Rabies |
ARC-Easy | arc_04_01498 | In which oceanic zone do clams and crabs survive by burrowing in the sand? | [
"oceanic",
"intertidal",
"deep ocean",
"open ocean"
] | B | null |
sciq | sciq_01_09857 | Twin studies have been instrumental in demonstrating what type of component in autism? | [
"internal",
"natural",
"bacterial",
"environmental"
] | D | Autism has a wide phenotypic spectrum of disability. Twin studies have been instrumental in demonstrating an environmental component in autism. |
sciq | sciq_01_09505 | How does bacteria reproduce? | [
"budding",
"sexual reproduction",
"pollination",
"binary fission"
] | D | Binary fission occurs when a parent cell simply splits into two daughter cells. This method is described in detail in the lesson "Cell Division. " Bacteria reproduce this way. You can see a bacterial cell reproducing by binary fission in Figure below . |
ARC-Easy | arc_04_01111 | It rained on a hot summer afternoon and a puddle formed. After several hours, the puddle was gone. Which two processes made the puddle form and then disappear? | [
"precipitation followed by evaporation",
"deposition followed by evaporation",
"precipitation followed by runoff",
"deposition followed by runoff"
] | A | null |
sciq | sciq_01_05810 | Sharks are an example of an animal with sharp vision that is nonetheless unable to distinguish what? | [
"color",
"shapes",
"contrast",
"depth"
] | A | |
medmcqa | medmcqa_05_03276 | C-reactive protein is - | [
"An antibody produced as a result of peumococcal infection",
"Derived from pneumoconiosis",
"Detective by precipitation recation",
"Increased in peumococcal in fection"
] | D | An abnormal protein that precipitates with the somatic O antigen of streptococcus pneumoniae appears in the acute phase sera of pneumonia but disappear during convalescence. It is known as C-reactive protein. it is not an antibody produced as a result of pneumococcal infection. It is an acute phase substance and it'its... |
medmcqa | medmcqa_05_00001 | HCN causes - | [
"Histotoxic anoxia by inhibiting carbonic anhydrase",
"Histotoxic anoxia by inhibiting succinyl oxidase",
"Cytotoxic anoxia by inhibiting cytochrome oxidase",
"Cytotoxide anoxia by inhibiting succinyl oxidase"
] | C | Hydrocyanic acid Cyanide occurs as solid, liquid or in gaseous state as: * Gas form -- Hydrogen cyanide (HCN) * Liquid form -- Hydrocyanic acid (Prussic acid) * Solid form -- occurs as salts such as potassium cyanide/ sodium cyanide. Mechanism of Action Cyanide reversibly inhibits ferric iron containing enzymes. Cyanid... |
medmcqa | medmcqa_05_04582 | Drug of choice for classical angina attack - | [
"CCBs",
"P-blocker",
"GTN",
"Prazocin"
] | C | Ans. is 'c' i.e., GTN PHARMACOLQG1CALTREATMENT OF STABLE (CLASSICAL ANGINA)o For immediate pre-cxcrtional prophylaxis and acute attack1. Sublingual glyceral trinitrate (Drug of choice)o Acts by decreasing preload (LV filling pressure - i myocardial oxygen demand),o Also cause redistribution of blood flow to the ischemi... |
medmcqa | medmcqa_05_01742 | In a 30 year old man which of the following is the most likely organism causing infection of the epididymis - | [
"E.coli",
"Gonococci",
"Chlamydia",
"Ureaplasma ureolyticum"
] | C | Ans. is 'c' i.e., Chlamydia [Ref: Harrison 18th/ep. 1098-1099\ o Inflammation of the epididymis is known as epididymitis, o Epididymitis occurs more frequently among late adolescents, but may also occur in younger boys who deny sexual activity. o Among sexually active males. chlamydia is the most common microbial ascen... |
openbookqa | obqa_02_01467 | Why might you want to wear safety goggles while working in a lab? | [
"Safety goggle give you x-ray vision",
"Caustic liquid man-made substances can fly up",
"They protect your eyes from the sun",
"Mosquitoes are a problem"
] | B | chemical splashing sometimes occurs during experiments |
openbookqa | obqa_02_01420 | A person may celebrate an equinox | [
"biyearly",
"monthly",
"yearly",
"biannually"
] | D | an equinox occurs twice per year |
sciq | sciq_01_11554 | What is the term for genes that control the expression of other genes within specific regions of cells in the developing organism? | [
"data genes",
"gap genes",
"age genes",
"expression genes"
] | B | Gap genes control the expression of other genes within specific regions of cells in the developing organism. This allows specific genes to be expressed in certain cells at the appropriate stage of development. |
sciq | sciq_01_05466 | Sedimentary rocks form in what kind of layers? | [
"stacked",
"magnetic",
"horizontal",
"vertical"
] | C | Sedimentary rocks are formed in horizontal layers. This is magnificently displayed around the southwestern United States. The arid climate allows rock layers to be well exposed ( Figure below ). The lowest layers are the oldest and the higher layers are younger. |
openbookqa | obqa_02_01089 | Mirrors reflect light because for light to travel through the material of which the mirror is made makes it | [
"difficult",
"loud",
"easy",
"long"
] | A | a mirror reflects light |
medmcqa | medmcqa_05_04991 | What is the histological appearance of brain in Creutzfeldt-Jakob disease - | [
"Neuronophagia",
"Spongiform change in brain",
"Microabscesses",
"Demyelination"
] | B | (Creutzfeldt-Jakob Disease) Spongiform encephalopathy, also called Creutzfeldt-Jakob disease (CJD) or mad-cow disease, though included under the group of viral encephalitis but is caused by accumulation of prion proteins. Prion proteins are a modified form of normal structural proteins present in the mammalian CNS and ... |
ARC-Challenge | arc_04_02682 | Water used in a factory is heated to 75 degrees Celsius. It is discharged into a nearby river that has a normal temperature of 20 degrees Celsius. Which should most likely be done to minimize damage to the river? | [
"decrease the temperature of the factory water",
"increase the temperature of the river water",
"remove the vegetation from the river",
"add more fish to the river"
] | A | null |
sciq | sciq_01_04812 | How many oxygen ions make up an ozone molecule? | [
"eight",
"five",
"three",
"one"
] | C | Oxygen is needed to make ozone. Ozone is a molecule made of three oxygen ions. Ozone in the upper atmosphere blocks harmful solar radiation from reaching the surface. Without oxygen, life on Earth would have been very simple. |
sciq | sciq_01_01596 | Name the fever that is caused by a virus that has antigens similar to molecules in human heart tissues. | [
"rheumatic fever",
"yellow fever",
"chronic fever",
"Dengue fever"
] | A | Rheumatic fever is caused by a virus that has antigens similar to molecules in human heart tissues. When the immune system attacks the virus, it may also attack the heart. What type of immune system disease is rheumatic fever? Explain your answer. |
ARC-Easy | arc_04_00355 | Where is an igneous rock such as pumice most likely formed? | [
"in a desert",
"in a creek bed",
"near a volcano",
"under a glacier"
] | C | null |
sciq | sciq_01_02418 | What is the term for something that limits the growth or development of an organism, population, or process? | [
"controlling factor",
"limiting factor",
"variable",
"stumbling block"
] | B | In the predator-prey example, one factor limits the growth of the other factor. As the prey population deceases, the predator population is begins to decrease as well. The prey population is a limiting factor. A limiting factor limits the growth or development of an organism, population, or process. |
openbookqa | obqa_02_00907 | Droughts can cause | [
"parched grass",
"lush lawns",
"overflowing ponds",
"blooming flowers"
] | A | drought means available water decreases in an environment |
math_qa | mathqa_03_00576 | find the greatest number which leaves the same remainder when it divides 25 , 62 and 105 . | [
"1",
"8",
"12",
"16"
] | A | "105 - 62 = 43 62 - 25 = 37 105 - 25 = 80 the h . c . f of 37 , 43 and 80 is 1 . answer : a" |
sciq | sciq_01_05514 | Reducing the number of molecules in a rigid container causes what to decrease? | [
"demand",
"velocity",
"pressure",
"energy"
] | C | The canister on the left contains a gas at a certain pressure. The attached air pump is then used to double the amount of gas in the canister. Since the canister cannot expand, the increased number of air molecules will strike the inside walls of the canister twice as frequently as they did before. The result is that t... |
sciq | sciq_01_05320 | In what type of reproduction do parents of different sexes mate to produce offspring? | [
"dual reproduction",
"parallel reproduction",
"sexual reproduction",
"subject reproduction"
] | C | Many organisms reproduce sexually. In sexual reproduction, parents of different sexes mate to produce offspring. The offspring have some combination of the traits of the two parents. Ducks are examples of sexually reproducing organisms. Other organisms reproduce asexually. In asexual reproduction, a single parent can p... |
math_qa | mathqa_03_00302 | dan ’ s car gets 32 miles per gallon . if gas costs $ 4 / gallon , then how many miles can dan ’ s car go on $ 58 of gas ? | [
"242",
"353",
"464",
"575"
] | C | "58 / 4 = 14.5 gallons 14.5 * 32 = 464 miles the answer is c ." |
sciq | sciq_01_00090 | Sexual reproduction involves haploid gametes and produces a diploid zygote through what process? | [
"infection",
"sedimentation",
"fertilization",
"vivisection"
] | C | Sexual reproduction involves haploid gametes and produces a diploid zygote through fertilization. |
sciq | sciq_01_09591 | The sun’s energy is converted to chemical energy by a what? | [
"bacterium",
"amphibian",
"plant",
"mammal"
] | C | The sun’s energy is converted to chemical energy by a plant. An animal gets energy when it eats the plant. The student gets energy when it eats the animal. The boy’s energy is used to pedal the bike. |
sciq | sciq_01_02599 | What can echinoderms sense with their simple eyes? | [
"electricity",
"light",
"colors",
"shapes"
] | B | Echinoderms lack respiratory and excretory systems. Instead, the thin walls of their tube feet allow oxygen to diffuse in and wastes to diffuse out. Echinoderms also lack a centralized nervous system. They have an open circulatory system and lack a heart. On the other hand, echinoderms have a well-developed coelom and ... |
sciq | sciq_01_00281 | What do we call the energy-rich product of photosynthesis? | [
"insulin",
"glucose",
"chloride",
"sugar"
] | B | Glucose is the energy-rich product of photosynthesis, a universal food for life. It is also the primary form in which your bloodstream delivers energy to every cell in your body. |
medmcqa | medmcqa_05_04434 | Antidote for organophosphorous poisoning is:(1995) | [
"Atropine",
"Neostigmine",
"Susccinylcholine",
"D tubocurarine"
] | A | aRef: KDT, 5th ed, p. 91 & 100 & 4th ed, p. 101,89 |
openbookqa | obqa_02_01822 | A person will go through many stages in life, some more fun than others. Considering these stages, all are real aside from | [
"physical maturation",
"infancy",
"fishinghood",
"childhood"
] | C | adulthood is a stage in the life cycle process |
sciq | sciq_01_02340 | Topographic maps have a horizontal scale to indicate what distances? | [
"horizontal",
"diagonal",
"perpendicular",
"vertical"
] | A | Topographic maps have a horizontal scale to indicate horizontal distances. |
ARC-Easy | arc_04_00752 | Stretching is considered an important step before engaging in sports. In an investigation to see whether stretching before physical exertion reduces sports injuries, who would the control group most likely be? | [
"athletes who stretch before working out",
"non-athletes who stretch before working out",
"athletes who do not stretch before working out",
"non-athletes who do not stretch before working out"
] | C | null |
math_qa | mathqa_03_04276 | 42 men can complete a piece of work in 18 days . in how many days will 27 men complete the same work ? | [
"28",
"77",
"36",
"25"
] | A | "explanation : less men , means more days { indirect proportion } let the number of days be x then , 27 : 42 : : 18 : x [ please pay attention , we have written 27 : 42 rather than 42 : 27 , in indirect proportion , if you get it then chain rule is clear to you : ) ] { \ color { blue } x = \ frac { 42 \ times 18 } { 27... |
sciq | sciq_01_06751 | Some flatworms are free-living carnivores that live mainly in which type of habitats? | [
"freshwater",
"Deciduous forest",
"Desert",
"aquatic"
] | D | Many flatworms are parasites with vertebrate hosts. Some are free-living carnivores that live mainly in aquatic habitats. |
ARC-Easy | arc_04_01343 | What is the process that produces energy in the Sun for billions of years? | [
"fission",
"fusion",
"solar winds",
"solar radiation"
] | B | null |
medmcqa | medmcqa_05_00064 | Involuntary contraction of a single motor unit is known as | [
"Fibrillation",
"Fasciculation",
"Tics",
"Spasm"
] | B | Fasciculation : It is involuntary contraction of a single motor unit. It is visible grossly.
Fibrillation : It is spontaneous, repititive contraction of a single muscle fibre. It is not visible grossly. |
openbookqa | obqa_02_00992 | Carbonic acid dissolves what to form caverns? | [
"air",
"water",
"grass",
"sediment"
] | D | a cavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone |
sciq | sciq_01_11536 | The body of the simplest sponges takes the shape of a cylinder with a large central cavity, called? | [
"spirogyra",
"vacuole",
"spicule",
"spongocoel"
] | D | The body of the simplest sponges takes the shape of a cylinder with a large central cavity, the spongocoel. Water enters the spongocoel from numerous pores in the body wall. Water flows out through a large opening called the osculum (Figure 15.9). However, sponges exhibit a diversity of body forms, which vary in the si... |
math_qa | mathqa_03_02116 | on july 1 of last year , total employees at company e was decreased by 10 percent . without any change in the salaries of the remaining employees , the average ( arithmetic mean ) employee salary was 10 percent more after the decrease in the number of employees than before the decrease . the total of the combined salar... | [
"90 %",
"99 %",
"100 %",
"101 %"
] | B | "the total number of employees = n the average salary = x total salary to all emplyoees = xn after the total number of employees = n - 0.1 n = 0.9 n the average salary = x + 10 % of x = 1.1 x total salary to all emplyoees = 0.9 n ( 1.1 x ) total salary after as a % of total salary before q = [ 0.9 n ( 1.1 x ) ] / xn = ... |
math_qa | mathqa_03_03630 | a , b and c enter into a partnership and theirs shares are in the ratio 1 / 2 : 1 / 3 : 1 / 4 . after two months , a withdraws half of his capital and after 10 months , a profit of rs . 378 is divided among them . what is b ’ s share ? | [
"rs . 129",
"rs . 144",
"rs . 156",
"rs . 168"
] | B | ratio of initial investments = 1 / 2 : 1 / 3 : 1 / 4 = 6 : 4 : 3 . let their initial investments be 6 x , 2 x and 3 x respectively . a : b : c = ( 6 x * 2 + 3 x * 10 ) : ( 4 x * 12 ) : ( 3 x * 12 ) = 42 : 48 : 36 = 7 : 8 : 6 . therefore , b ’ s share = rs . 378 * 8 / 21 = rs . 144 . answer : b |
medmcqa | medmcqa_05_00303 | Markedly inappropriate sensitivity, self impoance and suspiciousness are clinical features of | [
"Aantisocial",
"Historic",
"Schizoid",
"Paranoid"
] | D | D i.e. Paranoid P |
medmcqa | medmcqa_05_03624 | Serotype 0117:K1:H7 is related to: March 2013 | [
"Mycobacterium TB",
"Mycobacterium leprae",
"E. coli",
"Klebsiella"
] | C | Ans. C i.e. E. coli E. coli MC cause for traveller's diarrhea: ETEC/Enterogenic E. coli Most of the cases of hemolytic uremic syndrome (HUS) are caused by: EHEC/ Enterohemorrhagic E. coli Impoant cause of infant diarrhea: EPEC/Enteropathogenic E. coli Only EPEC affects paediatric population, rest all strains can affect... |
medmcqa | medmcqa_05_03033 | Paget's disease of the nipple is? | [
"Infection",
"Dermatitis",
"Neoplasia",
"Hypopigmentation"
] | C | Ans. is 'c' i.e. Neoplasia |
sciq | sciq_01_08019 | If the amount of force of that is applied is increased, what happens to the work that a machine is producing? | [
"it's unchanged",
"it is harder",
"it is easier",
"it's variable"
] | C | Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied. Contrary to popular belief, machines do not increase the amount of work that is done. They just change how the work is done. So i... |
sciq | sciq_01_04656 | What do many scientists think are the oldest eukaryotes? | [
"plants",
"arthropods",
"prokaryotes",
"protists"
] | D | Scientists think that protists are the oldest eukaryotes. If so, they must have evolved from prokaryotic cells. How did this happen? The endosymbiotic theory provides the most widely-accepted explanation. That’s because it is well supported by evidence. |
medmcqa | medmcqa_05_03197 | Resting membrane potential is mainly due to | [
"Na+",
"K+",
"Cl-",
"Mg++"
] | B | Resting membrane potential depends on the concentration of potassium ion. (REF: TEXTBOOK OF MEDICAL PHYSIOLOGY GEETHA N 2 EDITION, 23) |
medmcqa | medmcqa_05_00790 | A 25 year old male presents with multiple erythematous annular plaques with peripheral collarette of scales arranged predominantly over trunk. What is the most probable diagnosis? | [
"Pityriasis versicolor",
"Pityriasis rubra pilaris",
"Pityriasis rosea",
"Pityriasis lichenoides chonica"
] | C | Pityriasis Rosea is a self limiting papulosquamous dermatoses of unknown aetiology characterised by Herald patch, annular plaque with peripheral collarette of scales on the trunk and secondary lesions arranged in Christmas tree/fir tree appearance. Treatment is usually symptomatic. It resolves in about 8-10 weeks. Ref:... |
sciq | sciq_01_10451 | What is the term for a combination of substances in which there is no chemical reaction? | [
"a solute",
"a mixture",
"a solution",
"a combination"
] | B | Like a chemical compound, a mixture consists of more than one chemical substance. Unlike a compound, a mixture does not have a fixed chemical composition. The substances in a mixture can be combined in any proportions. A mixture also does not involve a chemical reaction. Therefore, the substances in a mixture are not c... |
openbookqa | obqa_02_04064 | What would a polecat leave in a chair? | [
"poles",
"poetry",
"hair",
"dusk"
] | C | shedding is when an animal loses hair |
sciq | sciq_01_09412 | What is the term for how close a measurement is to the true value? | [
"frequency",
"correctness",
"accuracy",
"validity"
] | C | Accuracy is how close a measurement is to the true value. For example, 66 mL is a fairly accurate measurement of the liquid in Figure above . |
sciq | sciq_01_05306 | Respiratory distress syndrome results from insufficient production of what? | [
"carbon dioxide",
"pulmonary surfactant",
"lung tissue",
"alveoli"
] | B | Respiratory System: Respiratory Distress Syndrome Respiratory distress syndrome (RDS) primarily occurs in infants born prematurely. Up to 50 percent of infants born between 26 and 28 weeks and fewer than 30 percent of infants born between 30 and 31 weeks develop RDS. RDS results from insufficient production of pulmonar... |
openbookqa | obqa_02_01248 | What causes objects that have mass to be pulled down? | [
"planetary pull",
"wind",
"water force",
"weight"
] | A | gravitational force causes objects that have mass to be pulled down on a planet |
medmcqa | medmcqa_05_04299 | Fetishism is: | [
"Sexual satisfaction by contact with articles of opposite sex like hanky, sandals and clothes",
"Sexual satisfaction by rubbing the genitalia with the body of the person of opposite sex",
"Sexual gratification by exposing one's genitalia",
"Sexual satisfaction by watching the sexual act"
] | A | Ans. (A). Sexual satisfaction by contact with articles of opposite sex like hanky, sandals, clothes(Ref: The essentials of forensic medicine and toxicology; Dr. KS Narayana Reddy, 33rd edition; Page no: 430)Common Sexual Perversions:Sexual gratification by watching the act of sexual intercourse: MixoscopiaQ (a form of ... |
sciq | sciq_01_03921 | The process in which animals use visual cues to communicate is known as what? | [
"visual indication",
"distinctive communication",
"visual communication",
"peripheral communication"
] | C | Visual Communication in Animals. Many animals use visual cues to communicate. |
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