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_02502 | The elements in group 2 are called what? | [
"alkaline earth metals",
"metal alloys",
"noble gases",
"halogens"
] | A | The elements in Group 2 (beryllium, magnesium, calcium, strontium, barium, and radium) are called the alkaline earth metals (see Figure below ). These elements have two valence electrons, both of which reside in the outermost s sublevel. The general electron configuration of all alkaline earth metals is n s 2 . The alk... |
sciq | sciq_01_07314 | Which gas is released by the group of archaea known as methanogens? | [
"methane",
"sulfur",
"butane",
"propane"
] | A | Archaea that produce methane are called methanogens. |
sciq | sciq_01_06993 | What is a series of processes that remove unwanted substances from water called? | [
"water treatment",
"water cleaning",
"water filtration",
"water dilution"
] | A | Water treatment is a series of processes that remove unwanted substances from water. The goal of water treatment is to make the water safe to return to the natural environment or to the human water supply. Treating water for other purposes may not include all the same steps. That’s because water used in agriculture or ... |
openbookqa | obqa_02_01353 | All living things are made of parts that contain a | [
"blood vessel",
"heart",
"nucleus",
"skeleton"
] | C | a living thing is made of cells |
medmcqa | medmcqa_05_02111 | Color of postmoem staining: NIMHANS 14 | [
"Greenish yellow",
"Blackish",
"Reddish brown",
"Bluish purple"
] | D | Ans. Bluish purple |
medmcqa | medmcqa_05_03581 | What should be the concentration of hydrogen peroxide when used for home bleach technique? | [
"3 - 7.5%",
"7 - 10%",
"15 - 25%",
"35%"
] | A | Hydrogen peroxide - H2O2 can be used alone or mixed with sodium perborate into a paste for use in the “walking bleach”.
H2O2 concentrations ranging from 3 to 7.5% are used for home bleach.
Textbook of Endodontics Nisha GARG 3rd ED |
math_qa | mathqa_03_03787 | two interconnected , circular gears travel at the same circumferential rate . if gear a has a diameter of 20 centimeters and gear b has a diameter of 50 centimeters , what is the ratio of the number of revolutions that gear a makes per minute to the number of revolutions that gear b makes per minute ? | [
"3 : 5",
"9 : 25",
"5 : 2",
"25 : 9"
] | C | "same circumferential rate means that a point on both the gears would take same time to come back to the same position again . hence in other words , time taken by the point to cover the circumference of gear a = time take by point to cover the circumference of gear b time a = 2 * pi * 25 / speed a time b = 2 * pi * 10... |
math_qa | mathqa_03_04495 | a man saves 20 % of his monthly salary . if an account of dearness of things he is to increase his monthly expenses by 20 % , he is only able to save rs . 230 per month . what is his monthly salary ? | [
"5000",
"5750",
"2878",
"2990"
] | B | "income = rs . 100 expenditure = rs . 80 savings = rs . 20 present expenditure 80 * ( 20 / 100 ) = rs . 96 present savings = 100 â € “ 96 = rs . 4 100 - - - - - - 4 ? - - - - - - - - - 230 = > 5750 answer : b" |
sciq | sciq_01_11434 | The overall purpose of the light-dependent reactions is to convert light energy into this? | [
"chemical reactions",
"calories",
"photosynthesis",
"thermal energy"
] | A | How Light-Dependent Reactions Work The overall purpose of the light-dependent reactions is to convert light energy into chemical energy. This chemical energy will be used by the Calvin cycle to fuel the assembly of sugar molecules. The light-dependent reactions begin in a grouping of pigment molecules and proteins call... |
math_qa | mathqa_03_01745 | tim came second in math . when his mother asked him how much he had scored , he answered that he got the sum of the first 7 even numbers . his mother immediately worked out the answer . how much had he scored in math ? | [
"80",
"90",
"56",
"70"
] | C | "c 56 sum = ( n x n ) + n hence , 7 x 7 = 49 + 7 = 56" |
math_qa | mathqa_03_01322 | the cost of a one - family home was $ 120,000 in 1980 . in 1988 , the price had increased to $ 192,000 . what was the percent increase in the cost of the home ? | [
"60 %",
"50 %",
"55 %",
"40 %"
] | A | increase = 192000 - 120000 = 72000 % increase = 72000 * 100 / 120000 = 60 % answer : option a |
sciq | sciq_01_01262 | In mammals what does the zona pellucida protect? | [
"egg",
"sperm",
"fetus",
"testes"
] | A | Fertilization Fertilization, pictured in Figure 43.23a is the process in which gametes (an egg and sperm) fuse to form a zygote. The egg and sperm each contain one set of chromosomes. To ensure that the offspring has only one complete diploid set of chromosomes, only one sperm must fuse with one egg. In mammals, the eg... |
sciq | sciq_01_03293 | What is the best-known geyser in the world that also faithfully erupts every 90 minutes? | [
"devil's tongue",
"angel falls",
"old guy",
"old faithful"
] | D | Old Faithful is the best-known geyser in the world. You can see a picture of it in Figure below . The geyser erupts faithfully every 90 minutes, day after day. During each eruption, it may release as much as 30,000 liters of water!. |
openbookqa | obqa_02_03724 | Slurping down your urine shows you're | [
"bed-wetting",
"recycling",
"menstruating",
"preserving wetlands"
] | B | An example of conservation is avoiding waste |
sciq | sciq_01_05930 | What is the common name for a simple harmonic oscillator, which basically consists of a small object suspended on a wire or string? | [
"yo-yo",
"pendulum",
"pendant",
"metronome"
] | B | Pendulums are in common usage. Some have crucial uses, such as in clocks; some are for fun, such as a child’s swing; and some are just there, such as the sinker on a fishing line. For small displacements, a pendulum is a simple harmonic oscillator. A simple pendulum is defined to have an object that has a small mass, a... |
openbookqa | obqa_02_04538 | Which plant absorbs the most sunlight? | [
"the one that dates grow on",
"the one that eats insects",
"the one that grows in the tundra",
"the one that ladybugs like the best"
] | A | as the size of a leaf increases , the amount of sunlight absorbed by that leaf will increase |
openbookqa | obqa_02_03468 | You shiver when your body temperature drops, which happens when it is | [
"Pants",
"Chilly",
"Hot",
"Funny"
] | B | cool temperatures cause animals to shiver |
ARC-Easy | arc_04_00003 | Which of the following is an example of an assistive device? | [
"contact lens",
"motorcycle",
"raincoat",
"coffee pot"
] | A | null |
ARC-Challenge | arc_04_02185 | Which planet has the longest planetary year? | [
"Earth",
"Venus",
"Jupiter",
"Neptune"
] | D | null |
sciq | sciq_01_01818 | Oxides of small, highly charged ions of what type tend to be acidic? | [
"metal",
"liquid",
"plastic",
"steel"
] | A | Summary The transition metals are characterized by partially filled d subshells in the free elements and cations. The ns and (n − 1)d subshells have similar energies, so small influences can produce electron configurations that do not conform to the general order in which the subshells are filled. In the secondand thir... |
math_qa | mathqa_03_00666 | find the area of trapezium whose parallel sides are 20 cm and 18 cm long , and the distance between them is 17 cm | [
"178 cm 2",
"323 cm 2",
"285 cm 2",
"167 cm 2"
] | B | "area of a trapezium = 1 / 2 ( sum of parallel sides ) * ( perpendicular distance between them ) = 1 / 2 ( 20 + 18 ) * ( 17 ) = 323 cm 2 answer : b" |
sciq | sciq_01_09694 | In living systems, diffusion of substances into and out of cells is mediated by the what membrane? | [
"gas",
"plasma",
"ferment",
"fluid"
] | B | affect the rate of diffusion, including concentration gradient, size of the particles that are diffusing, temperature of the system, and so on. In living systems, diffusion of substances into and out of cells is mediated by the plasma membrane. Some materials diffuse readily through the membrane, but others are hindere... |
sciq | sciq_01_08793 | What is the separation of compounds on the basis of their solubilities in a given solvent? | [
"solvent law",
"fractional mass",
"volatile crystallization",
"fractional crystallization"
] | D | temperature. In fact, the magnitudes of the changes in both enthalpy and entropy for dissolution are temperature dependent. Because the solubility of a compound is ultimately determined by relatively small differences between large numbers, there is generally no good way to predict how the solubility will vary with tem... |
medmcqa | medmcqa_05_03437 | Coris disease is due to defect in | [
"Branching enzyme",
"Debranching enzyme",
"Myophosphorylase",
"Hepatic phosphorylase"
] | B | It is type III glycogen storage disease. to deficiency of the debranching enzyme. Clinical features: highly branched dextrin accumulate, fasting hypoglycemia, hepatomegaly.Ref: DM Vasudevan, 7th edition, page no: 125 |
sciq | sciq_01_00674 | Kinetic and potential are two forms of what? | [
"pressure",
"fuel",
"exercise",
"energy"
] | D | Energy is the ability to do work. When work is done, energy is transferred from one object to another. Energy can exist in different forms, such as electrical and chemical energy. Most forms of energy can also be classified as kinetic or potential energy. |
openbookqa | obqa_02_03113 | If a deer eats a berry plant, the plant eats | [
"a berry juice slurry",
"large slices of meat",
"its self created nutriment",
"small bugs that glow"
] | C | green plants provide food for consumers by performing photosynthesis |
medmcqa | medmcqa_05_03209 | McFadyean reaction is seen in: | [
"Yersinia pestis",
"Clostridium perfringens",
"Bacillus anthrax",
"Staphylococcus aureus"
] | C | Ref: Harrisons 19th ed. pg. 261e2 \* McFadyean reaction is a special staining reaction, demonstrating a pink capsule around a blue cell, after staining with methylene blue, which is used as a presumptive diagnosis for anthrax in a blood smear.* Anthrax is caused by B. anthracis a Gram-positive, nonmotile, spore-forming... |
medmcqa | medmcqa_05_01861 | Bone marrow in lead poisoning contains? | [
"Ringed siderocytes",
"Giant metamyelocytes",
"Dwarf megakaryocytes",
"Fibrotic changes"
] | A | Ans. (a) Ringed siderocytes(Ref: Wintrobe's 12th/pg 848)Bone marrow in lead poisoning contains Ringed siderocytes.Hematologic findings in Lead poisoning include:Anisocytosis with microcytic Hypochromic AnemiaBasophilic stipplingRinged sideroblasts in bone marrow may be seen |
sciq | sciq_01_00559 | What type of vascular plants produce seeds in cones? | [
"angiosperms",
"gymnosperms",
"Proteins",
"lipids"
] | B | Gymnosperms are vascular plants that produce seeds in cones . Examples include conifers such as pine and spruce trees. The gymnosperm life cycle has a dominant sporophyte generation. Both gametophytes and the next generation’s new sporophytes develop on the sporophyte parent plant. Figure below is a diagram of a gymnos... |
ARC-Easy | arc_04_00951 | Where is most of Earth's water located? | [
"glaciers",
"lakes",
"oceans",
"rivers"
] | C | null |
sciq | sciq_01_09878 | What destroys the filtered pathogens? | [
"parasites",
"neutrophils",
"antibodies",
"lymphocytes"
] | D | Lymphatic vessels make up a body-wide circulatory system. The fluid they circulate is lymph. Lymph is a fluid that leaks out of capillaries into spaces between cells. As the lymph accumulates between cells, it diffuses into tiny lymphatic vessels. The lymph then moves through the lymphatic system from smaller to larger... |
ARC-Easy | arc_04_00513 | What is the composition of the nucleus of an atom? | [
"ions and electrons",
"electrons and protons",
"protons and neutrons",
"neutrons and electrons"
] | C | null |
medmcqa | medmcqa_05_03660 | Hepatitis B vaccine in adults should be given as: | [
"0,1,2 months",
"0,1,6 months",
"0,1,2 years",
"0,1,6 years"
] | B | Hepatitis B vaccine schedule for adults: 0,1,6 months. (dose: 1 ml each) Hepatitis B vaccine schedule for infants (NIS, India): 6,10,14 weeks or 0,6,14 weeks. (Dose: 0.5 ml each) |
openbookqa | obqa_02_01487 | Flora requires chlorophyll to | [
"moonlight",
"undergo natural development",
"starlight",
"dairy"
] | B | a plant requires photosynthesis to grow |
sciq | sciq_01_11052 | Salts of weak acids or bases can affect the acidity or what of their aqueous solution? | [
"atomicity",
"basicity",
"ductility",
"compound"
] | B | Salts of weak acids or bases can affect the acidity or basicity of their aqueous solutions. |
ARC-Challenge | arc_04_02658 | Many fertilizers contain organic materials that are helpful to an orchard but have a different effect when rain causes them to run off into a freshwater ecosystem. How does the addition of organic waste from fertilizers most commonly affect freshwater ecosystems? | [
"increasing biodiversity",
"increasing water clarity",
"decreasing algae blooms",
"decreasing oxygen levels"
] | D | null |
sciq | sciq_01_10113 | What occurs when the immune system attacks harmless substances that enter the body from the outside? | [
"mutation",
"cell rejection",
"allergies",
"anomalies"
] | C | Allergies occur when the immune system attacks harmless substances that enter the body from the outside. |
sciq | sciq_01_05190 | What controls every aspect of plant growth and development to some degree? | [
"pesticides",
"acids",
"hormones",
"chlorophyll"
] | C | |
sciq | sciq_01_09536 | Where does most of the earth's energy come from? | [
"its core",
"sun",
"its atmosphere",
"magnetic field"
] | B | Give an example of how matter cycles. While matter cycles round and round in the Earth System, ENERGY FLOWS through the Earth System. The vast majority of Earth’s energy comes from the sun, flows into the Earth’s System, and flows out of the Earth’s System into space. If all the energy that comes to Earth from the sun ... |
openbookqa | obqa_02_00256 | The bear in the wild needs to find other animals to feast. | [
"they never kill",
"they only eat",
"they are docile",
"they are killers"
] | D | carnivores are predators |
sciq | sciq_01_01799 | Birds that move pollen from flower to flower are called what? | [
"frogs",
"carnivores",
"spores",
"pollinators"
] | D | Nectar-feeding birds are important pollinators , meaning they move the pollen from flower to flower to help fertilize the sex cells and create new plants. Hummingbirds, sunbirds, and the honey-eaters are common pollinators. |
math_qa | mathqa_03_03482 | the compound interest on $ 27,000 at 11 % p . a is $ 11,000 . find out the period ( in years ) ? | [
"2.5",
"3 1 / 4",
"3",
"2 3 / 4"
] | B | "amount = 27,000 + 11,000 = 38,000 . . . . . . . . . now by using compound interest formula we get , 27,000 * ( 111 / 100 ) ^ n = 38000 = = = = > n = = 3 1 / 4 years ans - b" |
math_qa | mathqa_03_03889 | the average weight of 20 persons sitting in a boat had some value . a new person added to them whose weight was 47 kg only . due to his arrival , the average weight of all the persons decreased by 5 kg . find the average weight of first 20 persons ? | [
"55",
"56",
"57",
"58"
] | D | "20 x + 47 = 21 ( x – 5 ) x = 58 answer : d" |
sciq | sciq_01_06850 | Change in momentum in an object is equivalent to what other measurement? | [
"impulse",
"gravity",
"resistance",
"velocity"
] | A | The change of momentum of an object is equal to the impulse. |
sciq | sciq_01_01264 | Worldwide, viruses seem to play a role in what percentage of the cases of human cancer? | [
"15%",
"+.15 %",
"5%",
"20 %"
] | A | |
openbookqa | obqa_02_02493 | A person is wondering how much the steam from the pot of water that is boiling will measure. They are able to measure it in a definite way by | [
"making the liquid condense outdoors",
"remembering how big steam clouds are",
"burning the hot steam",
"collecting the condensed liquid"
] | D | Matter in the liquid phase has definite volume |
medmcqa | medmcqa_05_02084 | Hearing defect in menier's disease: | [
"Hyperacusis",
"Hypoacusis",
"Diplacusis",
"Paracusia Willis"
] | C | Ans. (c) DiplacusisRefi PL Dhingra ,5thed.pg no: 112WHY DIPLACUSIS?* In the abnormal ear, neurons respond to a broader range of stimulus frequencies. But due to CNS preconditioning, the brain interprets any activity in a particular neuron as resulting from a stimulus of its normal characteristic frequency. Thus a singl... |
openbookqa | obqa_02_04279 | Pesticides are used on a lot of crops, so it is best to wash them before consumption in order to avoid | [
"nothing",
"falling ill",
"flying",
"Floating"
] | B | eating food that contains pesticides can have a negative impact on humans |
sciq | sciq_01_01142 | What kind of core does mercury have? | [
"gas",
"liquid metal",
"dense metal",
"solid metal"
] | B | Mercury is extremely hot and has a liquid metal core. |
medmcqa | medmcqa_05_00655 | Best assessment of protein quality is done through: | [
"Net protein utilization",
"Protein biological value",
"Digestibility coefficient",
"Protein energy ratio"
] | A | Ref: Park s Textbook of Preventive and Social Medicine, 22nd edition. Page 588Explanation:Protein Energy Ratio (PER)It assesses the quantity of protein rather than quality.Its percentage of energy provided by protein in diet.PER = Energy from Protein/Total Energy in DietNet Protein Utilization (NPU)The best measure as ... |
sciq | sciq_01_05027 | What is the force that pulls downward on an object and is measured by weight? | [
"strength",
"light",
"gravity",
"work"
] | C | Weight measures the force of gravity pulling downward on an object. The SI unit for weight, like other forces, is the Newton (N). On Earth, a mass of 1 kilogram has a weight of about 10 Newtons because of the pull of Earth’s gravity. On the moon, which has less gravity, the same mass would weigh less. Weight is measure... |
sciq | sciq_01_02965 | In the forward reaction, hydrogen and iodine combine to form what? | [
"hydrogen iodide",
"ionic hydrogen",
"hydrogen ionicide",
"iodinic hydrogen"
] | A | In the forward reaction, hydrogen and iodine combine to form hydrogen iodide. In the reverse reaction, hydrogen iodide decomposes back into hydrogen and iodine. The two reactions can be combined into one equation by the use of a double arrow. |
medmcqa | medmcqa_05_02173 | Increased Calcium with Decreased Phosphate levels are seen in: | [
"Primary hyperparathyroidism",
"Secondary hyperparathyroidism due to Vitamin D deficiency",
"Malignancy with lytic bone lesions",
"Osteoporosis"
] | A | Answer is A (Primary Hyperparathyroidism): Serum Calcium with Decreased Serum Phosphate levels are typical of Primary Hyperparathyroidism |
sciq | sciq_01_05002 | What is the hollow and muscular balloon-shaped organ that collects urine? | [
"kidney",
"prostate",
"urinary bladder",
"urethra"
] | C | The urinary bladder is a hollow and muscular organ. It is shaped a little like a balloon. It is the organ that collects urine. |
sciq | sciq_01_08500 | Because plants are relatively immobile, they can function with bulky energy storage in the form of what? | [
"protein",
"fat",
"dioxide",
"starch"
] | D | |
sciq | sciq_01_01227 | What do you call a lens that causes the light rays to bend away from its axis? | [
"diverging lens",
"axilens",
"converging lens",
"optical lens"
] | A | • A lens that causes the light rays to bend away from its axis is called a diverging lens. • Ray tracing is the technique of graphically determining the paths that light rays take. • The image in which light rays from one point on the object actually cross at the location of the image and can be projected onto a screen... |
ARC-Challenge | arc_04_02634 | Why are different stars seen during different seasons? | [
"Some stars shine brighter during different seasons.",
"The Sun shines on different stars during different seasons.",
"Earth changes position in its orbit during different seasons.",
"The Moon changes position in its orbit during different seasons."
] | C | null |
math_qa | mathqa_03_03731 | in a renowned city , the average birth rate is 7 people every two seconds and the death rate is 2 people every two seconds . estimate the size of the population net increase that occurs in one day . | [
"215,000",
"216,000",
"217,000",
"218,000"
] | B | this question can be modified so that the birth rate is given every m seconds and the death rate is given every n seconds . for this particular question : increase in the population every 2 seconds = 7 - 2 = 5 people . total 2 second interval in a day = 24 * 60 * 60 / 2 = 43,200 population increase = 43,200 * 5 = 216,0... |
math_qa | mathqa_03_03495 | speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph . a man rows to a place at a distance of 105 km and comes back to the starting point . the total time taken by him is : | [
"16 hours",
"18 hours",
"20 hours",
"24 hours"
] | D | "speed of upstream = 9 - 1.5 = 7.5 kmph speed of down stream = 9 + 1.5 = 10.5 kmph total time = ( 105 / 7.5 ) + ( 105 / 10.5 ) = 24 hrs answer : d" |
medmcqa | medmcqa_05_00360 | Which of the following ion plays a role in exocytosis? | [
"Sodium",
"Potassium",
"Calcium",
"Magnesium"
] | C | Ans. C CalciumRef: Ganong 25th edition, P 46* Exocytosis is a calcium dependent process where vesicles containing material for export are targeted to the cell membrane.* This area of fusion then breaks down leaving the contents of vesicle outside the cell membrane intact.* The reverse of exocytosis is called as endocyt... |
sciq | sciq_01_06069 | How many set of chromosomes do moss have? | [
"single set",
"none",
"double set",
"triple set"
] | A | That may depend on the plant. Start with moss. The typical nonvascular plant. But such a simple plant has a very interesting life cycle. Whereas most kinds of plants have two sets of chromosomes in their vegetative cells, mosses have only a single set of chromosomes. So, how does meiosis occur?. |
math_qa | mathqa_03_01653 | ( 0.8 ) ( power 3 ) - ( 0.5 ) ( power 3 ) / ( 0.8 ) ( power 2 ) + 0.40 + ( 0.5 ) ( power 2 ) is : | [
"0.6",
"0.5",
"0.35",
"0.3"
] | D | "given expression = ( 0.8 ) ( power 3 ) - ( 0.5 ) ( power 3 ) / ( 0.8 ) ( power 2 ) + ( 0.8 x 0.5 ) + ( 0.5 ) ( power 2 ) = a ( power 3 ) - b ( power 3 ) / a ( power 2 ) + ab + b ( power 2 ) = ( a - b ) = ( 0.8 - 0.5 ) = 0.30 answer is d ." |
ARC-Easy | arc_04_02099 | Some materials are electrical conductors. Which material best conducts electricity? | [
"copper",
"plastic",
"rubber",
"wood"
] | A | null |
medmcqa | medmcqa_05_02418 | Which of the following has a single ossification centre only? | [
"Clavicle",
"Carpals",
"Metacarpals",
"Metatarsals"
] | B | Carpals have only one ossification centre while about 3 centers are present for clavicle BD CHAURASIA HUMAN ANATOMY Vol 1 |
openbookqa | obqa_02_04748 | If a rock is sedimentary then | [
"sediment was fused with lava",
"sediment was packed into tummies",
"sediment was watered with salt",
"sediment was packed tightly"
] | D | sedimentary rocks are formed from sediment compacting together |
openbookqa | obqa_02_00289 | A remote device may be powered by | [
"a burning flame",
"a gusting breeze",
"a running sheep",
"a small explosion"
] | B | wind is used for producing electricity |
sciq | sciq_01_04130 | What is the main cause of outdoor air pollution? | [
"methane from livestock",
"burning of fossil fuels",
"aerosol spray",
"chimneys"
] | B | The main cause of outdoor air pollution is the burning of fossil fuels. Outdoor air pollution causes human health problems, acid rain, and global climate change. |
math_qa | mathqa_03_00238 | if x / y = 9 / 8 , then ( 8 x + 7 y ) / ( 8 x â € “ 7 y ) = ? | [
"8",
"7",
"10",
"9"
] | A | "answer dividing numerator as well as denominator by y , we get given exp . = ( 8 x + 7 y ) / ( 8 x â € “ 7 y ) = ( 8 x / y + 7 ) / ( 8 x / y â € “ 7 ) since x / y = 9 / 8 this implies that = [ ( 8 * 9 ) / 8 + 7 ] / [ ( 8 * 9 ) / 8 - 7 ) ] = ( 9 + 7 ) / ( 9 - 7 ) = 8 option : a" |
sciq | sciq_01_09509 | The body does not exist in isolation. there is a constant input of water and electrolytes into the system. while osmoregulation is achieved across membranes within the body, excess electrolytes and wastes are transported to the kidneys and excreted, helping to maintain this? | [
"nucleic balance",
"vacuum balance",
"osmotic balance",
"physical balance"
] | C | The body does not exist in isolation. There is a constant input of water and electrolytes into the system. While osmoregulation is achieved across membranes within the body, excess electrolytes and wastes are transported to the kidneys and excreted, helping to maintain osmotic balance. |
medmcqa | medmcqa_05_03423 | Kidney produces | [
"Vasopressin",
"Erythropoietin",
"Aldosterone",
"Angiotensinogen"
] | B | In adults, about 85% of the erythropoietin comes from the kidneys and 15% from the liver.In most mammals, the hormones secreted by the posterior pituitary gland are arginine vasopressin (AVP) and oxytocin. Aldosterone is synthesized by adrenal coex.Circulating angiotensinogen is found in the a2-globulin fraction of the... |
math_qa | mathqa_03_01145 | a cistern is filled by pipe a in 10 hours and the full cistern can be leaked out by an exhaust pipe b in 15 hours . if both the pipes are opened , in what time the cistern is full ? | [
"50 hrs",
"30 hrs",
"70 hrs",
"80 hrs"
] | B | "time taken to full the cistern = ( 1 / 10 - 1 / 15 ) hrs = 1 / 30 = 30 hrs answer : b" |
sciq | sciq_01_06469 | What is secreted before ejaculation to neutralize acidic urine remaining in the urethra? | [
"sperm",
"pre-cum",
"clear mucus",
"semen"
] | C | |
ARC-Easy | arc_04_01236 | A lunar eclipse occurs when the Moon passes through Earth's shadow. A lunar eclipse can only occur during a | [
"full moon.",
"new moon.",
"first quarter moon.",
"last quarter moon."
] | A | null |
sciq | sciq_01_08916 | In celsius, what is the temperature at which water freezes? | [
"absolute zero",
"100 degrees",
"32 degrees",
"zero degrees"
] | D | A: If calcium chloride dissolves in water, it breaks down into its ions (Ca 2+ and Cl - ). When water has ions dissolved in it, it has a lower freezing point. Pure water freezes at 0°C. With calcium and chloride ions dissolved in it, it won’t freeze unless the temperature reaches -29°C or lower. |
medmcqa | medmcqa_05_04544 | Which can cause profound hyperlipidemia? | [
"Hypoparathyroidism",
"Hypothyroidism",
"Hyperparathyroidism",
"Hypehyroidism"
] | B | Answer is B (Hypothroidism): The two most common Endocrine causes of Secondary Dyslipidemia are Type-2 Diabetes Mellitus and Hypothyroidism. Type-2 Diabetes Mellitus is the single most common endocrine cause of Secondary Dyslipidemia followed by Hypothyroidism. |
medmcqa | medmcqa_05_04382 | A 25 year old patient presents in coma with GCS of 5 and extensor posturing after a bike accident. Which of the following will the best management of the patient? | [
"Hypertonic saline",
"Thrombolysis",
"Burr hole surgery",
"Hemi-Craniectomy"
] | C | Ans. (c) Burr Hole surgeryThe image shows presence of extra-dural haemorrhage due to presence of biconvex lenticular opacity. Due to risk of brain herniation leading to death best management will be burr hole surgery. |
medmcqa | medmcqa_05_02252 | Best treatment of below given condition is a diabetic patient? | [
"Ceftriaxone",
"Vancomycin",
"Amphotericin",
"Ketoconazole"
] | C | Ans. C. AmphotericinThe image is of fungal infection of nose, eye & face. In a diabetic patient, due to immune compromised state most common cause of infection is fungal infection specifically.Mucor MycosisOther risk factors for mucor Mycosis:a. Burnsb. Malignanciesc. Splenectomy patientsd. People with wounds. |
medmcqa | medmcqa_05_03130 | CD8 is a marker for which of the following cell? | [
"T-cell",
"B-cell",
"NK-cells",
"Macrophages"
] | A | Ans. is 'a' i.e., T-cells Important cells with their CD marker are* Primary T cell Associated* CD1, CD3, CD4, CD5, CD8* Primary B cell associated* CD10, CD19, CD20, CD21, CD23, CD79a* Primary monocyte or macrophage associated* CD11c. CD13, CD14, CD15, CD33, CD64* Primary NK cell associated* CD16.CD56* Primary stem cell... |
sciq | sciq_01_03002 | What has a distinct front and back end? | [
"hydro sphere",
"heroclix sphere",
"imipenem sphere",
"volvox sphere"
] | D | The Volvox sphere has a distinct front and back end. The colony of cells can swim in a coordinated fashion. The cells have eyespots, which are more developed in the cells near the front. This enables the colony to swim towards light. |
medmcqa | medmcqa_05_03864 | Short-acting non-depolarizing blocker | [
"Rocuronium",
"Suxamethonium",
"Mivacurium",
"Pancuronium"
] | C | SKELETAL MUSCLE RELAXANTS
Skeletal muscle relaxants are drugs that act peripherally at neuromuscular junction/muscle fibre itself or centrally in the cerebrospinal axis to reduce muscle tone.
The neuromuscular blocking agents are used primarily in conjunction with general anesthetics to provide muscle relaxation for... |
sciq | sciq_01_08303 | What is the term for a certain form of matter that has the same physical properties throughout? | [
"phase",
"structure",
"wave",
"balance"
] | A | 8.5 End-of-Chapter Material Chapter Summary To ensure that you understand the material in this chapter, you should review the meanings of the following bold terms in the following summary and ask yourself how they relate to the topics in the chapter. A phase is a certain form of matter that has the same physical proper... |
sciq | sciq_01_01674 | What is the number of protons in the nucleus? | [
"atomic number",
"atomic mass",
"metallic number",
"element"
] | A | At least by our current understanding, a given atom can be defined by its atomic number and its mass number. The atomic number is the number of protons in the nucleus. All atoms with a given atomic number are the same element, because the chemical properties of an atom are primarily determined by the number of positive... |
openbookqa | obqa_02_04297 | A chocolate rabbit melts away from | [
"an icy pond",
"a freezer",
"snow",
"a curling iron"
] | D | heat can change the state of matter |
sciq | sciq_01_04146 | What may be the ancestor of placental mammals? | [
"fungi",
"eomaia",
"spirogyra",
"amphibians"
] | B | The earliest placental mammals may have evolved about 110 million years ago. The ancestor of placental mammals may be the extinct genus Eomaia . Fossils of Eomaia have been found in what is now China. It was only about 10 centimeters (4 inches) long. It was a tree climber and probably ate insects and worms. Eomaia had ... |
sciq | sciq_01_10689 | Smog is one example of what type of pollution? | [
"air",
"light",
"sound",
"energy"
] | A | This picture shows a thick layer of smog and dust over a very polluted city (Singapore). Smog in the air is a serious health hazard for people living in many big cities around the globe. Smog is one example of air pollution. |
sciq | sciq_01_10380 | What's it called when the reaction is sped up until equilibrium is established? | [
"division",
"pushing",
"limiting",
"favoring"
] | D | If more NH 3 were added, the reverse reaction would be favored. This “favoring” of a reaction means temporarily speeding up the reaction in that direction until equilibrium is reestablished. Recall that once equilibrium is reestablished, the rates of the forward and reverse reactions are again equal. The addition of NH... |
ARC-Challenge | arc_04_02929 | In which way are rainforests and coral reefs different from ecosystems with few species? | [
"There are more prey than predators.",
"The food web is more stable and lasting.",
"Organisms often must compete for food.",
"Plant populations are the primary producers."
] | B | null |
openbookqa | obqa_02_00213 | When being pursued by a lion | [
"a ram will leap",
"a mouse will hide",
"a cheetah will fight",
"a giraffe will dash"
] | D | some animals move quickly to escape predators |
openbookqa | obqa_02_01947 | What is used by the gas given off by plants? | [
"computers",
"the respiratory system",
"helium balloons",
"other plants"
] | B | the respiratory system takes in oxygen from the air |
math_qa | mathqa_03_04511 | the ratio of the volumes of a cube to that of the sphere which will fit inside the cube is ? | [
"6.862 kg'",
"6.838 kg'",
"6.632 kg'",
"6.832 kg'"
] | D | 52 * 40 * 29 = 60320 48 * 36 * 27 = 46650 - - - - - - - - - - - - 13664 13664 * 1 / 2 = 6832 = > 6.832 kg answer : d |
medmcqa | medmcqa_05_02968 | Ebsteins anomaly is associated with - | [
"Tricuspid atresia",
"Coarctation of aoa",
"Cardiomyopathy",
"Right ventricular heperophy"
] | A | Ans. is 'a' i.e., Tricuspid atresia o Amongst the given options no one is correct. But best option is 'a' --> though tricuspid atresia is not there, abnormality of tricuspid valve is the basic pathology in Ebstein's anomaly. |
openbookqa | obqa_02_04917 | If someone is dying of thirst, they can hydrate by | [
"catching rain",
"visiting a valley",
"drink acid",
"find snow"
] | A | acid can cause chemical change |
sciq | sciq_01_04695 | What kind of current flows in just one direction? | [
"physical current",
"Alternating current",
"slow current",
"direct current"
] | D | When current flows in just one direction, it is called direct current (DC) . The diagram below shows how direct current flows through a simple circuit. An example of direct current is the current that flows through a battery-powered flashlight. In addition to batteries, solar cells and fuel cells can also provide direc... |
ARC-Easy | arc_04_00055 | Which of the following is an example of a physical change but not a chemical change? | [
"A log gives off heat and light as it burns.",
"A tree stores energy from the Sun in its fruit.",
"A penny lost in the grass slowly changes color.",
"A water pipe freezes and cracks on a cold night."
] | D | null |
ARC-Challenge | arc_04_03084 | Many school districts are placing dispensers of hand sanitizer in classrooms and computer labs. Which of the following is the most likely purpose of this practice? | [
"conserve water resources",
"control noninfectious diseases",
"promote safe use of technology",
"limit diseases spread by contact"
] | D | null |
sciq | sciq_01_00932 | In what ocean is the mid-atlantic ridge located? | [
"pacific ocean",
"indian ocean",
"atlantic ocean",
"arctic ocean"
] | C | There is a lot of volcanic activity at divergent plate boundaries in the oceans. As the plates pull away from each other, they create deep fissures. Molten lava erupts through these cracks. The East Pacific Rise is a divergent plate boundary in the Pacific Ocean ( Figure below ). The Mid-Atlantic Ridge is a divergent p... |
sciq | sciq_01_07131 | What term is used to describe joints in which the bones are connected by cartilage? | [
"capillaries joints",
"blob joints",
"cartilaginous joints",
"spinal joins"
] | C | Cartilaginous Joints Cartilaginous joints are joints in which the bones are connected by cartilage. There are two types of cartilaginous joints: synchondroses and symphyses. In a synchondrosis, the bones are joined by hyaline cartilage. Synchondroses are found in the epiphyseal plates of growing bones in children. In s... |
math_qa | mathqa_03_04734 | the population of a village is 7800 . it increases annually at the rate of 18 % p . a . what will be its population after 2 years ? | [
"10000",
"12000",
"13000",
"10860"
] | D | "formula : ( after = 100 denominator ago = 100 numerator ) 7800 × 118 / 100 × 118 / 100 = 10860 d" |
sciq | sciq_01_10566 | Pavement cells, large, irregularly shaped parenchymal cells which lack chloroplasts, make up the majority of what? | [
"layers",
"epidermis",
"Skin",
"dermis"
] | B | This tissue includes several types of specialized cells. Pavement cells, large, irregularly shaped parenchymal cells which lack chloroplasts, make up the majority of the epidermis. Within the epidermis, thousands of pairs of bean-shaped schlerenchymal guard cells swell and shrink by osmosis to open and close stomata , ... |
math_qa | mathqa_03_04759 | define r * by the equation r * = π - r . then ( ( − π ) * ) * = | [
"− 2 π",
"- 1",
"− π",
"2 π"
] | C | for r * f ( f ( − π ) ) = f ( π − ( − π ) ) = f ( π + π ) = f ( 2 π ) = π − 2 π = − π = c |
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