dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 4 758 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_06925 | What is the last step in a scientific investigation? | [
"documenting findings",
"retesting findings",
"communicating findings",
"verifying findings"
] | C | The last step in a scientific investigation is communicating what you have learned with others. This is a very important step because it allows others to test your hypothesis. If other researchers get the same results as yours, they add support to the hypothesis. However, if they get different results, they may disprov... |
math_qa | mathqa_03_00414 | the sum of three consecutive integers is 102 . find the lowest of the three ? | [
"15",
"33",
"56",
"96"
] | B | "explanation : three consecutive numbers can be taken as ( p - 1 ) , p , ( p + 1 ) . so , ( p - 1 ) + p + ( p + 1 ) = 102 3 p = 102 = > p = 34 . the lowest of the three = ( p - 1 ) = 34 - 1 = 33 . answer b" |
medmcqa | medmcqa_05_01750 | Best test to detect benign form malignant thyroid is | [
"FNAC",
"CT scan",
"Excision",
"MRI"
] | C | Robbins basic pathology 9th edition page no, 729, Answer is option 3,excision Ultimately it is the morphological evaluation of a given thyroid nodule by fine needle aspiration, combined with histological study of surgically resected thyroid parenchyma, that provides the most defenitive information about its nature. |
sciq | sciq_01_03163 | What is defined as a saturated layer of rock or soil? | [
"culvert",
"aquifer",
"artesian well",
"river bank"
] | B | An aquifer is a saturated layer of rock or soil. |
medmcqa | medmcqa_05_02945 | In Barter's Syndrome, what is seen- | [
"Metabolic acidosis",
"Hypokalemia",
"Hyperkalemia",
"Decrease in urinary calcium"
] | B | Ans. is 'b' i.e., Hypokalemia o In Bartter's syndrome the B.P. is low to normal despite increased level of aldosterone.Pathogenesis of Bartter Syndrome|Defect in sodium chloride and potasium transportin the ascending loop of henle|Loss of sodium and chloride|Volume contraction|Stimulation of Renin angiotensin|Increased... |
openbookqa | obqa_02_02715 | If you wanted to see snow year round you would go to the | [
"new zealand",
"arctic",
"hawaii",
"beach"
] | B | the arctic environment is covered in snow |
sciq | sciq_01_03449 | Transport vesicles move what type of molecules from the rough endoplasmic reticulum to the golgi apparatus? | [
"acids",
"proteins",
"hormones",
"lipids"
] | B | Transport vesicles are part of the endomembrane system. They are able to move molecules such as proteins between locations inside the cell. For example, transport vesicles move proteins from the rough endoplasmic reticulum to the Golgi apparatus. |
sciq | sciq_01_02137 | The sodium-potassium pump is an active transport pump that exchanges sodium ions for what? | [
"chlorine ions",
"nitrogen ions",
"oxygen ions",
"potassium ions"
] | D | The sodium-potassium pump is an active transport pump that exchanges sodium ions for potassium ions. |
sciq | sciq_01_04771 | Pieces of the cell break off and form a new cell in what type of reproduction that produces genetically identical organisms? | [
"Fusion",
"fragmentation",
"Mitosis",
"Meiosis"
] | B | Like bacteria, reproduction in archaea is asexual. Archaea can reproduce through binary fission , where a parent cell divides into two genetically identical daughter cells. Archaea can also reproduce asexually through budding and fragmentation, where pieces of the cell break off and form a new cell, also producing gene... |
math_qa | mathqa_03_01355 | the cost of 2 chairs and 3 tables is rs . 1300 . the cost of 3 chairs and 2 tables is rs . 1200 . the cost of each table is more than that of each chair by ? | [
"50",
"60",
"none of these",
"70"
] | C | "c 100 2 c + 3 t = 1300 - - - ( 1 ) 3 c + 3 t = 1200 - - - ( 2 ) subtracting 2 nd from 1 st , we get - c + t = 100 = > t - c = 100" |
medmcqa | medmcqa_05_01341 | A 65 year old male presented to a hospital with focal seizures. His renal function was normal. Which of the following is the drug of choice for this patient? | [
"Valproate",
"Pregabalin",
"Levetiracetam",
"Oxcarbazepine"
] | D | Carbamazepine and oxcarbazepine (related drug), phenytoin, lamotrigine and topiramate are currently the drug of choice approved for the initial treatment of partial seizures, including those that secondarily generalize.Overall they have very similar efficacy, but differences in pharmacokinetics and toxicity are the mai... |
openbookqa | obqa_02_02027 | Toasting already-baked bread requires using | [
"unprocessed gluten mix",
"a thermal conductor",
"a snowboard",
"an energetic stream"
] | B | a thermal energy conductor transfers heat from hotter objects to cooler objects |
openbookqa | obqa_02_00832 | How can things that are very tall have things lifted up them? | [
"a kite is flown with a string attached",
"a string that loops from top to bottom",
"flats are flown to the top of poles",
"a flagpole is leaned down to get a flag on it"
] | B | a pulley is used to lift a flag on a flagpole |
math_qa | mathqa_03_01011 | there are two positive numbers in the ratio 5 : 8 . if the larger number exceeds the smaller by 36 , then find the smaller number ? | [
"25",
"66",
"77",
"60"
] | D | "let the two positive numbers be 5 x and 8 x respectively . 8 x - 5 x = 36 3 x = 36 = > x = 12 = > smaller number = 5 x = 60 . answer : d" |
medmcqa | medmcqa_05_01507 | A child presents with raised ICT, on CT scan a lesion is seen around foramen of Monroe and multiple periventricular calcific foci. What is the most probable diagnosis? | [
"Central neurocytoma",
"Ependymoma",
"Subependymal giant cell astrocytoma",
"Ganglioglioma"
] | C | Ans. c. Subependymal giant cell astrocytoma (Ref: Osborn 3/e p 583-571, 562, 432: Wolfgang 7/e p 334)Most probable diagnosis in a child with raised ICT, lesion around foramen of Monroe and multiple periventricular calcific foci on CT scan is subependymal giant cell astrocytoma."Foramen of Monro (FM) is a Y-shaped struc... |
sciq | sciq_01_07898 | Normally, only traces of protein are found in urine, and when higher amounts are found, damage to what is the likely cause? | [
"Hypothyroid",
"occidentalis",
"aeration",
"glomeruli"
] | D | Urinalysis (urine analysis) often provides clues to renal disease. Normally, only traces of protein are found in urine, and when higher amounts are found, damage to the glomeruli is the likely basis. Unusually large quantities of urine may point to diseases like diabetes mellitus or hypothalamic tumors that cause diabe... |
sciq | sciq_01_04129 | What are people called that choose to study science? | [
"lab technicians",
"doctors",
"scientists",
"engineers"
] | C | Scientists are regular people who chose to study science. They are experts in done or more fields of science. |
sciq | sciq_01_03264 | What gland is located at the base of the brain and secretes the hormone melatonin? | [
"pituitary",
"pineal",
"thyroid",
"thymus"
] | B | The pineal gland is a tiny gland located at the base of the brain. It secretes the hormone melatonin. This hormone controls sleep-wake cycles and several other processes. |
sciq | sciq_01_05448 | What is the process in which many new species evolve in a short period of time to fill available niches called? | [
"learned behavior",
"adaptive radiation",
"adaptation",
"spontaneous mutation"
] | B | After a mass extinction, many habitats are no longer inhabited by organisms because they have gone extinct. With new habitats available, some species will adapt to the new environments. Evolutionary processes act rapidly during these times. Many new species evolve to fill those available habitats. The process in which ... |
sciq | sciq_01_02307 | Because the earth is covered with vegetation, cellulose is the most abundant of all what? | [
"impurities",
"vegetables",
"carbohydrates",
"rocks"
] | C | Cellulose Cellulose, a fibrous carbohydrate found in all plants, is the structural component of plant cell walls. Because the earth is covered with vegetation, cellulose is the most abundant of all carbohydrates, accounting for over 50% of all the carbon found in the vegetable kingdom. Cotton fibrils and filter paper a... |
sciq | sciq_01_03735 | One seismogram indicates the distance to the what? | [
"houses",
"researchers",
"epicenter",
"the moon"
] | C | One seismogram indicates the distance to the epicenter. This is determined by the P-and S-wave arrival times. If a quake is near the seismograph, the S-waves arrive shortly after the P-waves. If a quake is far from the seismograph, the P-waves arrive long before the S-waves. The longer the time is between the P-and S-w... |
openbookqa | obqa_02_02959 | Recycling which of the following has a positive impact on the environment? | [
"acquired earth materials",
"rocks",
"car pools",
"bees"
] | A | recyclable means a material can be recycled |
sciq | sciq_01_03620 | What system serves as the relay between the cns and the internal organs? | [
"cellular nervous system",
"central nervous system",
"limbic nervous system",
"autonomic nervous system"
] | D | The autonomic nervous system serves as the relay between the CNS and the internal organs. It controls the lungs, the heart, smooth muscle, and exocrine and endocrine glands. The autonomic nervous system controls these organs largely without conscious control; it can continuously monitor the conditions of these differen... |
medmcqa | medmcqa_05_00272 | Shigellosis is common in travelers to developing countries. Infection is commonly acquired through the | [
"Skin",
"Gastrointestinal tract",
"Respiratory tract",
"Genital tract"
] | B | Organisms may be transmitted in a number of ways, such as by air, food, hands, sexual contact, and infected needles. However, for each disease or disease category, there is usually a portal of entry not always unique to the organism. The respiratory tract is a common portal of entry to such airborne organisms as M. tub... |
sciq | sciq_01_02280 | The joints that are between the bones that make up the skull are what kind of joints? | [
"Gliding ioints",
"Ball and socket joints",
"Interphalangeal joints",
"immovable joints"
] | D | Immovable joints do not allow the bones to move at all. In these joints, the bones are fused together by very tough collagen. Examples of immovable joints include the joints between bones of the skull. You can see them in Figure below . |
sciq | sciq_01_05630 | Bones are far from static, or unchanging. instead, they are what? | [
"stable",
"fluid",
"continuous",
"dynamic"
] | D | Bones are far from static, or unchanging. Instead, they are dynamic, living tissues that are constantly being reshaped. Under the direction of osteocytes, osteoblasts continuously build up bone, while osteoclasts continuously break it down. You can watch an animated video of these processes in bone at http://www. youtu... |
sciq | sciq_01_11453 | What contains carbon, hydrogen, and oxygen in a ratio of 1:2:1? | [
"carbohydrate",
"sodium",
"helium",
"magnesium"
] | A | The term carbohydrate comes from the fact that the majority contain carbon, hydrogen, and oxygen in a ratio of 1:2:1, making for an empirical formula of CH 2 O. This is somewhat misleading because the molecules are not actually hydrates of carbon at all. Carbohydrates are monomers and polymers of aldehydes and ketones ... |
medmcqa | medmcqa_05_04973 | In the base of the skull, which of the following foramen is most anteriorly placed? | [
"Stylomastoid foramen",
"Foramen spinosum",
"Foramen ovale",
"Juglar foramen"
] | C | The foramina in base of skull, in an order from anterior to posterior
Foramen ovale.
Canaliculus innominatus (sometimes)
Foramen spinosum.
Carotid canal.
Jugular foramen.
Stylomastoid foramen.
Sometimes, emissary sphenoidal foramen or foramen of Vesalius is situated between foramen ovale and scaphoid fossa in base of... |
sciq | sciq_01_08745 | What is the scientific term for farsightedness? | [
"hyperopia",
"hypoxia",
"micropsia",
"myopia"
] | A | Hyperopia is commonly called farsightedness. People with hyperopia can see distant objects clearly, but nearby objects appear blurry. Hyperopia occurs when images focus in back of the retina because the eyeball is too short. This vision problem can be corrected with convex lenses, which curve outward. The lenses focus ... |
sciq | sciq_01_04872 | An example of hydrolysis working within our bodies is the process of what? | [
"absorption",
"breathing",
"digestion",
"filtration"
] | C | |
sciq | sciq_01_02304 | Which part of the brain secretes hormones that tell the pituitary gland either to secrete or to stop secreting its hormones? | [
"thalamus",
"hippocampus",
"cerebrum",
"hypothalamus"
] | D | The hypothalamus is actually part of the brain (see Figure below ), but it also secretes hormones . Some of its hormones “tell” the pituitary gland either to secrete or to stop secreting its hormones. In this way, the hypothalamus provides a link between the nervous and endocrine systems. The hypothalamus also produces... |
medmcqa | medmcqa_05_02454 | A widely used drug that suppresses cellular immunity inhibits prostaglandin and leukotriene synthesis and increases the catabolism of IgG antibody is : | [
"Cyclophosphamide",
"Prednisone",
"Cyclosporine",
"Infliximab"
] | B | Glucocorticoids are powerful immunosuppressants. These inhibit both cellular and humoral immunity by:
Decreasing the recruitment of immune cells.
Catabolism of immunoglobulins.
Inhibiting the enzyme phospholipase A2 resulting in decreased production of PGs, LTs and TXs. |
sciq | sciq_01_02511 | What is the gas that gives rotten eggs and sewage their distinctive smell? | [
"methane",
"hydrogen peroxide",
"hydrogen sulfide",
"calcium sulfide"
] | C | Prokaryotes have a wide range of metabolisms, and this determines where they live. They live in a particular habitat because they are able to “eat” whatever is around them. For example, there are bacteria and archaea that break down hydrogen sulfide to produce ATP. Hydrogen sulfide is the gas that gives rotten eggs and... |
medmcqa | medmcqa_05_04017 | In burns management (within 24 hours), which of the following is the medium of choice: | [
"Dextrose 5%",
"Normal saline",
"Ringer lactate",
"Isolyte-M"
] | C | Ans. C: Ringer lactate There are 3 types of fluid used for fluid resuscitation in burns patient The most common is Ringer's lactate/ Hamann's solution; some centres use human albumin solution or fresh frozen plasma, and some centres use hypeonic saline |
sciq | sciq_01_05567 | What kind of energy is specifically defined as the energy that is available to do work? | [
"old",
"free",
"used",
"new"
] | B | 6.2 Potential, Kinetic, Free, and Activation Energy Energy comes in many different forms. Objects in motion do physical work, and kinetic energy is the energy of objects in motion. Objects that are not in motion may have the potential to do work, and thus, have potential energy. Molecules also have potential energy bec... |
ARC-Easy | arc_04_01728 | Which reaction is endothermic? | [
"cold pack",
"coal burning",
"striking a match",
"charcoal grill fire"
] | A | null |
sciq | sciq_01_09327 | What is the process by which the substances you consume are taken up by the blood? | [
"filtration",
"digestion",
"evaporation",
"absorption"
] | D | Absorption is the process that allows substances you eat to be taken up by the blood. After food is broken down into small nutrient molecules, the molecules are absorbed by the blood. After absorption, the nutrient molecules travel in the bloodstream to cells throughout the body. This happens mostly in the small intest... |
medmcqa | medmcqa_05_02757 | Orchidopexy for cryptorchidism is done at the age of | [
"1 to 2 years",
"5 to 6 years",
"Pubey",
"Neonatal period"
] | A | Orchidopexy is usually performed after the age of 1 year to avoid the risks of operating on a tiny patient. Testes should be brought down into the scrotum before the boy stas school. Reference : page1378 Bailey and Love's sho practice of surgery 25th edition |
sciq | sciq_01_06556 | What happened to earth's species during the permian period? | [
"division",
"mass extinction",
"evolution",
"duplication"
] | B | The Permian Period ended with Earth’s second mass extinction. During this event, most of Earth’s species went extinct. It was the most massive extinction ever recorded. It’s not clear why it happened. One possible reason is that a very large meteorite struck Earth. Another possibility is the eruption of enormous volcan... |
sciq | sciq_01_00883 | What unit of measurement is typically used for rainfall? | [
"pounds",
"gallons",
"inches",
"feet"
] | C | |
sciq | sciq_01_02796 | Pathogenic prokaryotes usually cause illness by producing what? | [
"poisons",
"insects",
"ions",
"organisms"
] | A | |
medmcqa | medmcqa_05_04393 | A large baby is born with which complication in pregnancy | [
"Gestational diabetes",
"Gestational hypeension",
"Cardiac disease",
"Anaemia"
] | A | Ans. is a i.e. Gestational diabetes |
ARC-Easy | arc_04_00633 | The motion of Earth is responsible for several celestial events. Which of the following events is caused by Earth revolving around the sun? | [
"the days in a year",
"the hours in a day",
"the changes in the atmosphere of Earth",
"the position of the constellations in space"
] | A | null |
sciq | sciq_01_07667 | What type of feedback intensifies a change in the body’s physiological condition rather than reversing it? | [
"susceptible feedback",
"positive feedback",
"neutral feedback",
"negative feedback"
] | B | Positive Feedback Positive feedback intensifies a change in the body’s physiological condition rather than reversing it. A deviation from the normal range results in more change, and the system moves farther away from the normal range. Positive feedback in the body is normal only when there is a definite end point. Chi... |
medmcqa | medmcqa_05_00318 | Following are the methods used for cleft lip repair | [
"Le mesurier's method",
"Tennison's method",
"Millard's method",
"Wardill's method"
] | D | Following techniques have been used for cleft lip repair Thompson Le Muserier Tennison-Randall but 'Rotation advancement technique' by Millard is the most widely used method |
math_qa | mathqa_03_01595 | a car takes 4 hours to cover a distance of 540 km . how much should the speed in kmph be maintained to cover the same direction in 3 / 2 th of the previous time ? | [
"92 kmph",
"98 kmph",
"90 kmph",
"80 kmph"
] | C | "time = 4 distence = 540 3 / 2 of 4 hours = 4 * 3 / 2 = 6 hours required speed = 540 / 6 = 90 kmph c )" |
openbookqa | obqa_02_04622 | A creature is able to receive nutriment throughout their limbs due to | [
"arteries",
"jeans",
"oranges",
"arms"
] | A | veins transport nutrients throughout the body |
sciq | sciq_01_03692 | In response to changing environmental conditions, prokaryotic populations can undergo what process in short periods of time? | [
"fusion",
"evolution",
"extinction",
"reproduction"
] | B | |
math_qa | mathqa_03_00015 | in a factory , there are 50 % technicians and 50 % non - technicians . if the 50 % of the technicians and 50 % of non - technicians are permanent employees , then the percentage of workers who are temporary is ? | [
"50 %",
"57 %",
"52 %",
"22 %"
] | A | "total = 100 t = 50 nt = 50 50 * ( 50 / 100 ) = 25 50 * ( 50 / 100 ) = 25 25 + 25 = 50 = > 100 - 50 = 50 % answer : a" |
openbookqa | obqa_02_01172 | A sunburn is most likely to happen after hiking in a | [
"desert",
"forest",
"wetland",
"jungle"
] | A | a desert environment usually has a lot of sunlight |
math_qa | mathqa_03_03874 | the difference between c . i . and s . i . on an amount of $ 20,000 for 2 years is $ 98 . what is the rate of interest per annum ? | [
"9 %",
"8 %",
"7 %",
"6 %"
] | C | "$ 98 is the interest on the first year of interest . let x be the interest rate . the interest after the first year is 20000 * x . the interest on the first year ' s interest is 20000 * x * x 20000 * x ^ 2 = 98 x = 0.07 the answer is c ." |
sciq | sciq_01_02096 | What is the term for the use of radioactive decay to estimate the ages of fossils and rock? | [
"radioactive dating",
"radioactive illustrating",
"microwave theory",
"isotope test"
] | A | Radioactive dating is the use of radioactive decay to estimate the ages of fossils and rocks. An example is carbon-14 dating. |
medmcqa | medmcqa_05_03484 | Burn involving one lower limbs in adult correspondence to area: | [
"4.50%",
"9%",
"13.50%",
"18%"
] | D | Ans: D (18 %) Determination of Burn Size Sabiston 19th/523# Burn size is generally assessed by the so-called rule of nines . In adults, each upper extremity and the head and neck are 9% of TBSA, the lower extremities and the anterior and posterior aspects of the trunk are 18% each, and the perineum and genitalia are as... |
sciq | sciq_01_06473 | Autoimmunity can develop with time, and its causes may be rooted in this? | [
"inheritance",
"resistance",
"molecular mimicry",
"spontaneous mutation"
] | C | Autoimmunity can develop with time, and its causes may be rooted in molecular mimicry. Antibodies and TCRs may bind self antigens that are structurally similar to pathogen antigens, which the immune receptors first raised. As an example, infection with Streptococcus pyogenes (bacterium that causes strep throat) may gen... |
medmcqa | medmcqa_05_03639 | Pacemaker is formed by w hich of the follow ing cells in GIT - | [
"P-ceils",
"Oxyntic cells",
"Cajal cells",
"Parietal cells"
] | C | Ans. is 'c' i.e., Cajal cells o The smooth muscle cells of gastrointestinal tract has spontaneous rhythmic fluctuations in membrane potential between about -65 and -45 mV.o This is called basic electrical rhythm (BER).o This BER is initiated by pacemaker cells called intersititial cells of CajaLo During these cyclic fl... |
medmcqa | medmcqa_05_01019 | Albumin exeing high oncotic pressure because | [
"High molecular weight and low concentration",
"Low molecular weight and high concentration*",
"High molecular weight and high concentration",
"Low molecular weight and low concentration"
] | B | Albumin (69000)molecular weight is less compared to globulin(90000-150000) and fibrinogen (340000).80%of osmotic pressure of blood is exeed by albumin since it has highest concentration. Ref: Textbook of medical physiology by N Geetha, 2nd edition, page no. 67 |
medmcqa | medmcqa_05_01835 | PANDAS are associated with which of the following infection? | [
"Pseudomonas",
"Streptococcus",
"Staphylococcus",
"Neisseria"
] | B | PANDAS is sho for Pediatric Autoimmune Neuropsychiatric Disorders Associated with Streptococcal Infections. A child may be diagnosed with PANDAS when: Obsessive-compulsive disorder (OCD), tic disorder, or both suddenly appear following a streptococcal (strep) infection, such as strep throat or scarlet fever. Reference:... |
ARC-Challenge | arc_04_03066 | How will a thriving grassland ecosystem most likely be affected by a drought? | [
"Plant respiration will increase.",
"Animals will be forced to migrate.",
"Soil nutrients will be enriched.",
"Natural succession will cease."
] | B | null |
ARC-Challenge | arc_04_02492 | The gravitational force of the Sun affects the planets in our solar system. Which of these is influenced the most by this force? | [
"axial tilt",
"orbital path",
"the masses of the planets",
"the number of moons per planet"
] | B | null |
sciq | sciq_01_09340 | What, now former, planet is small, icy, and rocky? | [
"neptune",
"jupiter",
"pluto",
"mercury"
] | C | Pluto was different in other ways. The outer planets are all gas giants. Pluto is small, icy, and rocky. Pluto has a diameter of about 2,400 km. It has only about one-fifth the mass of Earth’s Moon. Pluto’s orbit is tilted relative to the other planets. It's orbit is shaped like a long, narrow ellipse. Pluto’s orbit so... |
math_qa | mathqa_03_02740 | if ( 1 – 1.25 ) n = 5 , then n = | [
"− 20",
"− 140",
"− 4",
"4"
] | A | "( 1 – 1.25 ) n = 5 simplify to get : - 0.25 n = 5 rewrite as ( - 1 / 4 ) n = 5 multiply both sides by - 4 to get : n = - 20 answer : a" |
openbookqa | obqa_02_02179 | A person wanting to protect their crops from insects could | [
"plant in a greenhouse",
"plant in a garden",
"plant in a field",
"plant in a grove"
] | A | insects can have a negative impact on crops |
sciq | sciq_01_08689 | The third line of defense of the immune system is called? | [
"the asymptomatic response",
"the malignant response",
"the sudden response",
"the immune response"
] | D | Like the immune systems of other vertebrates, the human immune system is adaptive. If pathogens manage to get through the body’s first two lines of defense, the third line of defense takes over. The third line of defense is referred to as the immune response . This defense is specific to a particular pathogen, and it a... |
openbookqa | obqa_02_00230 | The reason that ducks are such excellent swimmers is because | [
"ducks have a space between their toes",
"ducks are buoyant and resilient",
"ducks have wide feet",
"ducks have extra foot skin"
] | D | webbed feet are used for moving faster through water by aquatic animals |
sciq | sciq_01_11112 | What are mammals called that reproduce by laying eggs? | [
"Fish",
"monotremes",
"amphibians",
"marsupials"
] | B | Only five living species of mammals are not therian mammals. They are called monotremes. Monotremes are mammals that reproduce by laying eggs. The only living monotreme species are the platypus and echidnas (see Figure below and Figure below ). They are found solely in Australia and New Guinea (an island not far from A... |
sciq | sciq_01_04744 | In eukaryotic cells, what divides before the cell itself divides? | [
"protons",
"nucleus",
"cell wall",
"electrons"
] | B | In eukaryotic cells, the nucleus divides before the cell itself divides. The process in which the nucleus divides is called mitosis. Before mitosis occurs, a cell’s DNA is replicated. This is necessary so that each daughter cell will have a complete copy of the genetic material from the parent cell. How is the replicat... |
sciq | sciq_01_09576 | In classical physics, momentum is a simple product of mass and this? | [
"speed",
"direction",
"acceleration",
"velocity"
] | D | In classical physics, momentum is a simple product of mass and velocity. However, we saw in the last section that when special relativity is taken into account, massive objects have a speed limit. What effect do you think mass and velocity have on the momentum of objects moving at relativistic speeds? Momentum is one o... |
sciq | sciq_01_07225 | On the ventral side of the embryonic disc, opposite the amnion, cells in the lower layer of the embryonic disk (the hypoblast) extend into the blastocyst cavity and form this? | [
"algae sac",
"neural sac",
"embryo sac",
"yolk sac"
] | D | On the ventral side of the embryonic disc, opposite the amnion, cells in the lower layer of the embryonic disk (the hypoblast) extend into the blastocyst cavity and form a yolk sac. The yolk sac supplies some nutrients absorbed from the trophoblast and also provides primitive blood circulation to the developing embryo ... |
sciq | sciq_01_09363 | When the maximum amount of solute has been dissolved in a given amount of solvent, we say that the solution is what? | [
"empty",
"used",
"blended",
"saturated"
] | D | When the maximum amount of solute has been dissolved in a given amount of solvent, we say that the solution is saturated with solute. When less than the maximum amount of solute is dissolved in a given amount of solute, the solution is unsaturated. These terms are also qualitative terms because each solute has its own ... |
medmcqa | medmcqa_05_04642 | Shelf life of blood in a blood bank in CPDA buffer: | [
"21 days",
"30 days",
"35 days",
"42 days"
] | C | CPDA is Citrate-Phosphate-Dextrose buffer supplemented with adenine. The shelf life of RBC concentrates in CPDA is 35 days. In CPD buffer life span is 28 days. |
medmcqa | medmcqa_05_00017 | Which of the following is associated with Down syndrome: March 2010 | [
"Raised PAPP-A level",
"Decresed beta-HCG level",
"Raised estriol level",
"Decreased AFP level"
] | D | Ans. D: Decreased AFP level Alpha-fetoprotein is made in the pa of the womb called the yolk sac and in the fetal liver, and some amount of AFP gets into the mother's blood. In neural tube defects, the skin of the fetus is not intact and so larger amounts of AFP is measured in the mother's blood. In Down syndrome, the A... |
medmcqa | medmcqa_05_03172 | Furosemide mechanism of action in LVF is: September 2010 | [
"Inhibitor of Na-K-Cl ion sympo",
"Aldosterone antagonist",
"Mercurial derivative",
"Carbonic anhydrase inhibitor"
] | A | Ans. A: Inhibitor of Na-K-Cl ion sympo Like other loop diuretics, furosemide acts by inhibiting the Na-K-2C1 sympoer in the thick ascending limb of the loop of Henle. The action on the distal tubules is independent of any inhibitory effect on carbonic anhydrase or aldosterone; it also abolishes the coicomedullary osmot... |
openbookqa | obqa_02_04085 | A thing which is invisible to the passing gaze, yet has a visible form is probably | [
"a bald eagle",
"a stonefish",
"a cow",
"a hippo"
] | B | An example of camouflage is when something changes color in order to have the same color as its environment |
openbookqa | obqa_02_02213 | A compass' needle points north the same way that geese know to fly south in winter, because of | [
"unknown circumstances",
"magnetic pants",
"Earth's pull",
"magnetic shoes"
] | C | a compass 's needle lines up with Earth 's magnetic poles |
medmcqa | medmcqa_05_04240 | Osteomas common in which of the following sinus? | [
"Frontal",
"Ethmoid",
"Maxillary",
"D Sphenoid"
] | A | Ref: Diseases of the Ear Nose and Throat by PL Dhingra.5th edn .2010 page page 219Explanation:Sinus OsteomasOsteomas are most common in Frontal followed by ethmoid and then maxillary sinusesMost are asymptomatic and detected incidentally on radiology of the sinusesMay become symptomatic when they obstruct the sinus Ost... |
openbookqa | obqa_02_01724 | If a brick is liquefied, then the weight of it | [
"is electrified",
"is static",
"is changed",
"is removed"
] | B | phase changes do not change mass |
medmcqa | medmcqa_05_00268 | Enzyme deficiency in glycogen storage disease type 5 is: | [
"Glucose 6 phosphatase",
"Acid maltase",
"De branching enzyme",
"Myophpsphorylase deficiency"
] | D | D Harper, 26,h ed, p. 152, Table (18.2) & 25th ed, p. 206, Table (20.2) |
sciq | sciq_01_04658 | What triangular feature is formed when a river empties into a large body of still water? | [
"flow",
"confluence",
"delta",
"region"
] | C | Deposition also occurs when a stream or river empties into a large body of still water. In this case, a delta forms. A delta is shaped like a triangle. It spreads out into the body of water. An example is shown in Figure above . |
ARC-Easy | arc_04_01524 | All living things need energy to survive. What is the primary source of energy for all living things? | [
"plants",
"the sun",
"water",
"the wind"
] | B | null |
sciq | sciq_01_08470 | On a topographic map, what is the term for a line of equal elevation? | [
"contour line",
"crater line",
"latitude line",
"aurora line"
] | A | The topography of a region can be shown on a map. Topographic maps represent geographical features, such as hills and valleys. Topographic maps use contour lines to show geographical features. A contour line is a line of equal elevation. If you walk along a contour line, you will not go uphill or downhill. Topographic ... |
medmcqa | medmcqa_05_00516 | Expansile lytic lesion with fluid-fluid levels within the metaphysis of fibula seen on CT and MRI in an early adolescent female is typical of – | [
"Giant cell tumor",
"Aneurysmal bone cyst",
"Hemangioma",
"Fibrous dysplasia"
] | B | Amongst given options, fluid-fluid levels are seen in GCT and ABC.
Lesion in question is metaphyseal:-
ABC → Metaphyseal
GCT → Epiphyseal
Age of the patient is early adolescent:-
ABC → Before the age of 20 years
GCT → 20 - 40 years
So, the answer to the questi... |
openbookqa | obqa_02_03433 | It's easiest to boil twisty noodles on a | [
"rubber tire",
"copper burner",
"wooden crate",
"plastic legos"
] | B | thermal conduction is when materials conduct heat through those materials |
sciq | sciq_01_08817 | The sum of the masses of the atoms in the formula is referred to as what? | [
"atomic mass",
"nucleus mass",
"molecular mass",
"magnetic mass"
] | C | The molecular mass is the sum of the masses of the atoms in the formula. |
openbookqa | obqa_02_02670 | Which of the following likely occurs in nature? | [
"pools condense",
"pools dissolve",
"pools evaporate",
"pools transpire"
] | C | evaporation is a stage in the water cycle process |
medmcqa | medmcqa_05_04686 | WHO definition of health does not include ? | [
"Physical health",
"Mental health",
"Environmental health",
"Social health"
] | C | Ans. is 'c' i.e., Environmental health According to WHO, "Health is a state of complete physical, mental and social well being and not merely an absence of disease or infirmity." In recent years, this statement has been amplified to include "the ability to lead a socially and economically productive life." |
medmcqa | medmcqa_05_00549 | A patient of left hemiplegia with previous history of right deep vein thrombosis. Cause of hemoptysis in this patient is? | [
"Pulmonary thromboembolism",
"Disseminated intravascular coagulation",
"Fat Embolism",
"Superior Vena Cava Syndrome"
] | A | Pulmonary thromboembolism REF: Harrison's Internal Medicine 17th edition Chapter 256. Deep Venous Thrombosis and Pulmonary Thromboembolism PULMONARY THROMBOEMBOLISM: Pathophysiology When venous thrombi dislodge from their site of formation, they embolize to the pulmonary aerial circulation or, paradoxically, to the aer... |
math_qa | mathqa_03_02481 | a and b can do a work in 15 days , b and c in 30 days , c and a in 45 days . if a , b and c work together , they will complete the work in ? | [
"10 days",
"16 days",
"20 days",
"25 days"
] | B | "a + b 1 day work = 1 / 15 b + c 1 day work = 1 / 30 c + a 1 day work = 1 / 45 adding we get 2 ( a + b + c ) = 1 / 15 + 1 / 30 + 1 / 45 = 11 / 90 a + b + c 1 day work = 11 / 180 a , b , c can finish the work in 180 / 11 days = 16 days approximately answer is b" |
math_qa | mathqa_03_01663 | x and y invested in a business . they earned some profit which they divided in the ratio of 2 : 3 . if x invested rs . 60,000 . the amount invested by y is | [
"rs . 45,000",
"rs . 50,000",
"rs . 60,000",
"rs . 90,000"
] | D | "solution suppose y invested rs . y then , 60000 / y = 2 / 3 â € ¹ = â € º y = ( 60000 ã — 3 / 2 ) . â € ¹ = â € º y = 90000 . answer d" |
sciq | sciq_01_06658 | Amides are actually formed by bringing together an amine-containing molecule and molecule containing what? | [
"oxidize acid",
"polymer acid",
"carboxylic acid",
"Fatty acid"
] | C | Amides are actually formed by bringing together an amine-containing molecule and a carboxylic acidcontaining molecule. A molecule of H2O is lost, much like when an ester forms:. |
sciq | sciq_01_07712 | What phenomenon can cause a protein in an organism to be made incorrectly? | [
"evolution",
"heredity",
"allele",
"mutation"
] | D | A mutation may have no effect. However, sometimes a mutation can cause a protein to be made incorrectly. A defect in the protein can affect how well the protein works, or whether it works at all. Usually the loss of a protein function is detrimental to the organism. |
medmcqa | medmcqa_05_00547 | Transverse diameter of the pelvic outlet is: | [
"9.5 cm",
"10.5 cm",
"11.5 cm",
"12.5 cm"
] | B | Transverse diameter of the obstetrical outlet / inter-ischial tuberous diameter - 10.5 cm An inter-ischial tuberous diameter of 8 cm or less is defined as a Contracted Outlet |
sciq | sciq_01_04338 | When a lower energy level is ______ electrons are added to the next higher energy level. | [
"unbalanced",
"empty",
"full",
"ready"
] | C | Only when a lower energy level is full are electrons added to the next higher energy level. Electrons at higher energy levels, which are farther from the nucleus, have more energy. They also have more orbitals and greater possible numbers of electrons. |
medmcqa | medmcqa_05_04287 | Bleeding time assesses | [
"Extrinsic clotting pathway",
"Intrinsic clotting pathway",
"Fibrinogen Level",
"Function of platelets"
] | D | ref Robbins 8/e p666 bleeding time evaluation is used to measure the primary phase of hemostasis, which involves platelet adherence to injured capillaries and then platelet activation and aggregation. The bleeding time can be abnormal when the platelet count is low or the platelets are dysfunctional. |
openbookqa | obqa_02_02752 | A badger is birthed with behaviors that are | [
"learned",
"found",
"intuitive",
"useless"
] | C | an animal knows how to do instinctive behaviors when it is born |
sciq | sciq_01_04542 | A chain of what structures form as an oceanic plate moves over a hotspot? | [
"earthquakes",
"ridges",
"outcrops",
"volcanoes"
] | D | A chain of volcanoes form as an oceanic plate moves over a hotspot. This is how it happens. A volcano forms over the hotspot. Since the plate is moving, the volcano moves off of the hotspot. When the hotspot erupts again, a new volcano forms over it. This volcano is next to the first. Over time, there is a line of volc... |
math_qa | mathqa_03_04538 | a drink vendor has 10 liters of maaza , 144 liters of pepsi and 368 liters of sprite . he wants to pack them in cans , so that each can contains the same number of liters of a drink , and does n ' t want to mix any two drinks in a can . what is the least number of cans required ? | [
"135",
"261",
"422",
"430"
] | B | "the number of liters in each can = hcf of 10 , 144 and 368 = 2 liters . number of cans of maaza = 10 / 2 = 5 number of cans of pepsi = 144 / 2 = 72 number of cans of sprite = 368 / 2 = 184 the total number of cans required = 5 + 72 + 184 = 261 cans . answer : b" |
openbookqa | obqa_02_04365 | In May I have a black cat what might I be unable to wear? | [
"dark purple",
"yellow",
"dark grey",
"black"
] | B | some animals shed fur in warm weather |
math_qa | mathqa_03_00313 | a box contains 20 electric bulbs , out of which 4 are defective . two bulbs are chosen at random form this box . the probability that at least one of these is defective is : | [
"8 / 19",
"7 / 19",
"10 / 19",
"20 / 19"
] | B | "p ( none is defective ) = 16 c 2 / 20 c 2 = 12 / 19 p ( at least one is defective ) = 1 - 12 / 19 = 7 / 19 answer b" |
ARC-Easy | arc_04_00099 | Which gas accounts for the largest percentage of greenhouse gases in the atmosphere? | [
"carbon monoxide",
"carbon dioxide",
"nitrous oxide",
"water vapor"
] | D | null |
sciq | sciq_01_03889 | What are proteins made up of? | [
"atoms acids",
"detected acids",
"lewis acids",
"amino acids"
] | D | Proteins are formed when hundreds or even thousands of amino acids form amide bonds to make polymers. Proteins play a crucial role in living organisms. A carbohydrate is a compound that has the general formula Cn(H2O)n. Many carbohydrates are relatively small molecules, such as glucose:. |
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