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_07219 | Which mineral do native americans use to decorate items? | [
"Topaz",
"turquoise",
"Amethyst",
"Tanzanite"
] | B | Some minerals are valuable simply because they are beautiful. Jade has been used for thousands of years in China. Native Americans have been decorating items with turquoise since ancient times. Minerals like jade, turquoise, diamonds, and emeralds are gemstones. A gemstone is a material that is cut and polished to use ... |
sciq | sciq_01_11342 | Hiv is a retrovirus, which means it reverse transcribes its rna genome into what? | [
"atp",
"ribosomes",
"amino acid chains",
"dna"
] | D | Figure 17.5 Viruses can be complex in shape or relatively simple. This figure shows three relatively complex virions: the bacteriophage T4, with its DNA-containing head group and tail fibers that attach to host cells; adenovirus, which uses spikes from its capsid to bind to the host cells; and HIV, which uses glycoprot... |
medmcqa | medmcqa_05_02900 | A 5 year old male patient complains of swollen and painful gums. He gives a history of delayed eruption of teeth. On extra-oral examination, an underdeveloped midface and prognathic jaw relationship was seen. Intraoral finding revealed open bite, macroglossia and generalized periodontitis. Which of the following is the... | [
"Non disjunction during paternal meiosis",
"Non disjunction during maternal meiosis",
"Translocation",
"Mosaicism"
] | B | Mosaicism is an abnormality defined as the presence of 2 or more cell lines in a single individual. Polyploidy is a common abnormality seen in 1st trimester pregnancy losses. Monosomies occur when only 1, instead of the normal 2, of a given chromosome is present in an otherwise diploid cell.
In approximately 95% of the... |
sciq | sciq_01_05774 | A system of glands secretes what chemical messenger molecules into the blood? | [
"acids",
"hormones",
"enzymes",
"metabolytes"
] | B | system of glands that secrete chemical messenger molecules called hormones into the blood. |
sciq | sciq_01_05894 | What kind of reaction adds water to an organic molecule and breaks the large molecule into smaller molecules? | [
"heat reaction",
"aerobic reaction",
"supplementation reaction",
"hydration reaction"
] | D | A hydration reaction is the opposite of a dehydration reaction. A hydration reaction adds water to an organic molecule and breaks the large molecule into smaller molecules. Hydration reactions occur in an acidic water solution. An example of hydration reaction is the breaking of peptide bonds in polypeptides. A hydroxi... |
medmcqa | medmcqa_05_01355 | Death caused by medical negligence is under - | [
"304 IPC",
"351 IPC",
"312 IPC",
"Indian counsels act"
] | A | 1. Medical negligence act under IPC is Sec 304-A IPC.
2. Sec 304 A IPC pertains to “Causing death by negligence”. It Is punishable up to 2 years. It is applied, usually, in any case of death due to a rash and negligent act, e.g. death caused by rash driving.
3. Sec 351 IPC deals with “assault” that is a gesture inclu... |
math_qa | mathqa_03_03931 | at a certain organisation , the number of male members went up by 13 % in the year 2001 from year 2000 , and the number of females members went down by 6 % in the same time period . if the total membership at the organisation went up by 1.2 % from the year 2000 to 2001 , what was the ratio of male members to female mem... | [
"1 : 2",
"1 : 3",
"2 : 3",
"3 : 5"
] | D | men increase by 13 % = = > 1.13 m = males in 2001 women decrease by 6 % = = > 0.94 f = women in 2001 total employees increase by 1.2 % = = > 1.012 * ( m + f ) = total number of employees in 2001 obviously ( males in 2001 ) + ( females in 2001 ) = total number of employees in 2001 1.13 m + 0.94 f = 1.012 * ( m + f ) 1.1... |
sciq | sciq_01_07357 | An experiment generates what to support a hypothesis? | [
"study",
"reason",
"evidence",
"falsehoods"
] | C | A field goal kicker lines up to kick a 44 yard (40 m) field goal. He kicks it with an initial velocity of 22 m/s at an angle of . The field goal posts are 3 meters high. Does he make the field goal?. |
sciq | sciq_01_05119 | In response to high blood osmolarity, which can occur during dehydration or following a very salty meal, the osmoreceptors signal the posterior pituitary to release this? | [
"oxygen",
"antidiuretic hormone (adh)",
"salt",
"adrenaline"
] | B | Antidiuretic Hormone (ADH) The solute concentration of the blood, or blood osmolarity, may change in response to the consumption of certain foods and fluids, as well as in response to disease, injury, medications, or other factors. Blood osmolarity is constantly monitored by osmoreceptors—specialized cells within the h... |
medmcqa | medmcqa_05_03207 | Organisms with characteristic "school of fish" appearance in stained smears is seen in: | [
"Granuloma inguinale",
"Chancroid",
"Lymphogranuloma venereum",
"Herpes genitalis"
] | B | Haemophilus ducreyi produce "school of fish" appearance. |
openbookqa | obqa_02_02304 | What activity changes the local environment the most? | [
"people sometimes camping",
"moderate rain",
"over-logging",
"rabbit breeding"
] | C | humans changing an environment sometimes causes that environment to be destroyed |
medmcqa | medmcqa_05_04740 | 1st clinical sign of vitamin A deficiency is | [
"night blindness",
"bitot's spots",
"xerostomia",
"conjunctival xerosis"
] | D | Night blindness (nyctalopia) is one of the earliest symptoms of vitamin A deficiency. |
openbookqa | obqa_02_02607 | What is most easily shown by a line graph? | [
"the quantity of carp in a pond",
"the thoughts in a person's mind",
"the amount of nothingness in the universe",
"the number of gods in the universe"
] | A | a line graph is used for showing change over time |
math_qa | mathqa_03_00517 | the sum of the present ages of two persons a and b is 54 . if the age of a is twice that of b , find the sum of their ages 5 years hence ? | [
"50",
"64",
"70",
"80"
] | B | "a + b = 54 , a = 2 b 2 b + b = 54 = > b = 18 then a = 36 . 5 years , their ages will be 41 and 23 . sum of their ages = 41 + 23 = 64 . answer : b" |
sciq | sciq_01_08888 | The number of waves that pass a fixed point in a given amount of time is called what? | [
"spread of a wave",
"frequency of a wave",
"spectroscopy of a wave",
"wavelength of a wave"
] | B | A photon isn’t a fixed amount of energy. Instead, the amount of energy in a photon depends on the frequency of the electromagnetic wave. The frequency of a wave is the number of waves that pass a fixed point in a given amount of time, such as the number of waves per second. In waves with higher frequencies, photons hav... |
ARC-Challenge | arc_04_02236 | Data in tables may also be presented in graphs. Which type of data would best be displayed on a circle graph? | [
"the distance of the planets from the sun",
"the depths of the major oceans on Earth",
"the amount of rainfall each day for a month",
"the percent of various materials in solid waste"
] | D | null |
sciq | sciq_01_02431 | What is an atom or group of bonded atoms that has a positive or negative charge? | [
"a neutron",
"an electron",
"an photon",
"an ion"
] | D | An ion is an atom or group of bonded atoms that has a positive or negative charge. Ions are formed when an atom gains or loses electrons from its valence shell ( Figure below ). This process causes an imbalance between the number of positively charged protons and negatively charged electrons, so the overall ion will ca... |
openbookqa | obqa_02_03277 | Why does a turkey thermometer plunger cap come off? | [
"cold uranium ore",
"expanding air",
"expanding lead",
"contracting gas"
] | B | if gas is heated then that gas will rise |
openbookqa | obqa_02_03931 | Which will take the longest to reach a boiling point | [
"tea kettle",
"fish tank",
"swimming pool",
"bath tub"
] | C | boiling is when liquids are heated above their boiling point |
medmcqa | medmcqa_05_00520 | Which is not pyridoxine dependenta) Homocystinuria b) Maple syrup urine diseasec) Oxaluriad) Xanthinuria | [
"c",
"bd",
"ab",
"ac"
] | B | Pyridoxal phosphate-dependent conditions are homocystinuria, cystathioninuria, oxaluria and xanthurenic aciduria.
Don't get confused option d (xanthinuria) with xanthurenic aciduria. Both are different conditions
In xanthurenic aciduria, there is excretion of xanthurenic acid (xanturenate), an alternative metabolite ... |
math_qa | mathqa_03_01586 | if a car went the first third of the distance at 80 kmh , the second third at 24 kmh , and the last third at 54 kmh , what was the average speed of the car for the entire trip ? | [
"36 kmh",
"40 kmh",
"41 kmh",
"44 kmh"
] | C | "assume d / 3 = 2160 ( this number is convenient because it is divisible by 80 , 24 and 54 ) so : 2160 = 80 * t 1 = 27 hrs 2160 = 24 * t 2 = 90 hrs 2160 = 54 * t 3 = 40 hrs t = t 1 + t 2 + t 3 = 157 hrs d = rt ( 240 * 3 ) = r * 157 r = 41.27 answer : c" |
math_qa | mathqa_03_03189 | two numbers are respectively 71 % and 80 % more than a third number . the percentage that is first of the second is ? | [
"4 %",
"5 %",
"6 %",
"7 %"
] | B | "i ii iii 171 180 100 180 - - - - - - - - - - 171 100 - - - - - - - - - - - ? = > 5 % answer : b" |
ARC-Easy | arc_04_00114 | Animal cells obtain energy by | [
"processing sunlight.",
"absorbing nutrients.",
"growing.",
"dividing."
] | B | null |
sciq | sciq_01_01002 | What type of organisms are helpless at birth and require lots of help from their parents? | [
"precocial organisms",
"multicellular organisms",
"altricial organisms",
"Microorganisms"
] | C | Organisms can use different strategies to increase their reproduction rate. Altricial organisms are helpless at birth, and their parents give them a lot of care. This care is often seen in bird species. ( Figure below ). Altricial birds are usually born blind and without feathers. Compared to precocial organisms, altri... |
openbookqa | obqa_02_03665 | Which of the following would push water out of its body to evade an orca? | [
"a squid",
"a shark",
"a flounder",
"a lobster"
] | A | a squid produces thrust by pushing water out of its body |
medmcqa | medmcqa_05_04780 | Indications of dialysis after failure of medical management include | [
"Hypervolemia",
"Hyperkalemia",
"Hypotension",
"Uremia"
] | C | Dialysis is indicated when medical management fails to control volume overload, hyperkalemia, or acidosis; in some toxic ingestions; and when there are severe complications of uremia (asterixis, pericardial rub or effusion, encephalopathy, uremic bleeding). One of the major complications of hemodialysis is hypotension,... |
openbookqa | obqa_02_04491 | There will be more rattlesnakes if a rattlesnake has | [
"more scales",
"more eggs",
"more venom",
"more rattles"
] | B | as the number of eggs laid by an animal increases , the number of eggs that hatch will increase |
medmcqa | medmcqa_05_01565 | Edema over the mastoid is seen in- | [
"Bell's Palsy",
"Lateral sinus thrombophlebitis",
"CSOM",
"ASOM"
] | B | Ans. is 'b' i.e., Lateral sinus thrombophlebitis Signs of lateral sinus thrombosis (sigmoid sinus thrombosis)o Griesinger's sign:- odema over the posterior part of mastoid due to thrombosis of mastoid emissary veinso Papilloedemao Tobey-Ayer testo Crowe-Beck test:- Pressure on jugular vein of healthy side produces engo... |
sciq | sciq_01_05716 | What is the functional unit of the kidney which actively filters blood and generates urine? | [
"mecrophron",
"nephron",
"sechron",
"epithelial"
] | B | 41.2 The Kidneys and Osmoregulatory Organs The kidneys are the main osmoregulatory organs in mammalian systems; they function to filter blood and maintain the osmolarity of body fluids at 300 mOsm. They are surrounded by three layers and are made up internally of three distinct regions—the cortex, medulla, and pelvis. ... |
sciq | sciq_01_03526 | The differences in the biomes is due to differences in the what factors? | [
"abiotic",
"biological",
"air quality",
"temperature"
] | A | The differences in the biomes are due to differences in the abiotic factors , especially climate. Climate is the typical weather in an area over a long period of time. The climate includes the amount of rainfall and the average temperature in the region. Obviously, the climate in the desert is much different than the c... |
math_qa | mathqa_03_02459 | the area of a sector of a circle of radius 5 cm formed by an arc of length 5.5 cm is ? | [
"13.78",
"13.67",
"13.75",
"13.98"
] | C | "( 5 * 5.5 ) / 2 = 13.75 answer : c" |
sciq | sciq_01_00243 | What is a species that plays an especially important role in it's community called? | [
"complement",
"Leader",
"keystone",
"Invasive"
] | C | Some predator species are known as keystone species. A keystone species is one that plays an especially important role in its community. Major changes in the numbers of a keystone species affect the populations of many other species in the community. For example, some sea star species are keystone species in coral reef... |
openbookqa | obqa_02_01836 | Steve's ears alerted him to something. It was | [
"the taste of his lunch",
"waves in the air",
"the light streaming through the window",
"the feeling of his hair on his neck"
] | B | matter vibrating can cause sound |
medmcqa | medmcqa_05_01685 | Heimlich manoeuvre is indicted for:- | [
"Near drowning",
"Wet drowning",
"Choking",
"Gagging"
] | C | Heimlich manoeuvre is a first aid procedure used to treat choking or upper airway obstructions by foreign objects. The term Heimlich manoeuvre is named after Dr. henry Heimlich. |
sciq | sciq_01_10996 | What substances dissociate into ions when dissolved in water? | [
"ionic",
"solvent",
"isotopes",
"magnetic"
] | A | Ionic substances dissociate into ions when they dissolve in water, but most molecular substances do not. |
openbookqa | obqa_02_00105 | local plant varieties are the best for improving the local | [
"social status",
"environs",
"satellite reception",
"future"
] | B | planting native plants has a positive impact on an ecosystem |
openbookqa | obqa_02_02908 | If all potato bugs are infertile, they will likely | [
"make efforts to starve",
"breed with some cats",
"be very sad about it",
"cease populating the earth"
] | D | if all members of a species cannot produce offspring then that species will likely become extinct |
sciq | sciq_01_06016 | The distance between two consecutive z discs or z lines is called what? | [
"ligule",
"sarcomere",
"radius",
"contractile"
] | B | When a sarcomere shortens, some regions shorten whereas others stay the same length. A sarcomere is defined as the distance between two consecutive Z discs or Z lines; when a muscle contracts, the distance between the Z discs is reduced. The H zone—the central region of the A zone—contains only thick filaments and is s... |
openbookqa | obqa_02_00857 | A desert environment can support | [
"fish",
"banana trees",
"redwoods",
"insects"
] | D | when a habitat can support living things , living things can live in that habitat |
openbookqa | obqa_02_01705 | What can cause animals to leave an environment? | [
"grass",
"abundant food",
"earth tremors",
"natural winds"
] | C | natural disasters can cause animals to leave an environment |
medmcqa | medmcqa_05_04914 | The diagnostic feature that differentiates PTSD from other disorders that occur following a stressful incident is: | [
"Episodic occurrence of symptoms",
"Severe anxiety and autonomic arousal",
"Re-experiencing and avoidance of trauma",
"Nightmares about the event"
] | C | Ans. c. Re-experiencing and avoidance of trauma |
math_qa | mathqa_03_03531 | a , b and c rent a pasture . if a puts 10 oxen for 7 months , b puts 12 oxen for 5 months and c puts 15 oxen for 3 months for grazing and the rent of the pasture is rs . 175 , then how much amount should c pay as his share of rent ? | [
"40",
"45",
"49",
"51"
] | B | "a : b : c = 10 × 7 : 12 × 5 : 15 × 3 = 2 × 7 : 12 × 1 : 3 × 3 = 14 : 12 : 9 amount that c should pay = 175 × ( 9 / 35 ) = 5 × 9 = 45 answer is b ." |
sciq | sciq_01_08673 | What is the plane that divides the body or an organ vertically into right and left sides? | [
"median plane",
"anatomical plane",
"parasagittal plane",
"sagittal plane"
] | D | • The sagittal plane is the plane that divides the body or an organ vertically into right and left sides. If this vertical plane runs directly down the middle of the body, it is called the midsagittal or median plane. If it divides the body into unequal right and left sides, it is called a parasagittal plane or less co... |
sciq | sciq_01_06303 | In an endothermic reaction, what is absorbed by the reaction? | [
"atoms",
"fuel",
"energy",
"food"
] | C | Because energy is a product, energy is given off by the reaction. Therefore, this reaction is exothermic. Because energy is a reactant, energy is absorbed by the reaction. Therefore, this reaction is endothermic. |
math_qa | mathqa_03_01073 | a sum was put at simple interest at a certain rate for 6 years had it been put at 4 % higher rate , it would have fetched 144 more . find the sum . | [
"500",
"600",
"700",
"800"
] | B | "difference in s . i . = p × t / 100 ( r 1 − r 2 ) ⇒ 144 = p × 6 x 4 / 100 ( ∵ r 1 - r 2 = 2 ) ⇒ p = 144 × 100 / 6 × 4 = 600 answer b" |
sciq | sciq_01_11402 | Ionic bonds are electrostatic attractions between two oppositely charged what? | [
"ions",
"molecules",
"gasses",
"compounds"
] | A | Ionic bonds are electrostatic attractions between two oppositely charged ions. Ions can be formed and then bonded when metal atoms donate their valence electrons to nonmetal atoms. |
math_qa | mathqa_03_00377 | the area of a square field is 28808 sq m . how long will a lady take to cross the field diagonally at the rate of 7.2 km / hr ? | [
"2.5 min",
"3 min",
"2 min",
"4 min"
] | C | "area of a square field = 28808 sq m let the side of square = a a ^ 2 = 28808 = > a = 169.73 diagonal = ( 2 ) ^ ( 1 / 2 ) * a = 1.414 * 169.73 = 240 speed of lady = 7.2 km / hour = 7200 m / hour = 120 m / min time taken by lady to cross the field diagonally = 240 / 120 = 2 min answer c" |
sciq | sciq_01_00070 | What phenomenon is crowding out other species and making all the other causes of extinction worse? | [
"climate change",
"human overpopulation",
"migration",
"human suburbanization"
] | B | Human overpopulation, which is crowding out other species. It also makes all the other causes of extinction worse. |
math_qa | mathqa_03_00729 | cuboid volume and base area are 144 m ^ 3 and 18 m ^ 3 respectively . find the height of a cuboid ? | [
"5 m'",
"12 m'",
"6 m'",
"8 m'"
] | D | height of the cuboid = volume * base area = 144 / 18 = 8 metre answer is option d |
sciq | sciq_01_02791 | What is the smallest unit of time commonly based on? | [
"millimeter",
"second",
"hour",
"minute"
] | B | |
sciq | sciq_01_03462 | What is the term for how the air feels at its temperature and humidity | [
"relative humidity",
"atmospheric humidity",
"climate sensory index",
"initial humidity"
] | A | Relative humidity is how the air feels at its temperature and humidity. |
math_qa | mathqa_03_03436 | if 0.8 of a number is equal to 0.09 of another number , the ratio of the numbers i | [
"2 : 3",
"3 : 4",
"9 : 80",
"20 : 3"
] | C | "sol . 0.8 a = 0.09 b â ‡ ” a / b = 0.09 / 0.8 = 9 / 80 = . â ˆ ´ a : b = 9 : 80 . answer c" |
openbookqa | obqa_02_00324 | Extinction is the term for an organism which..? | [
"Small Population",
"Zero Population",
"Limited population",
"Decreasing Population"
] | B | if a population decreases to zero then that organism is extinct |
math_qa | mathqa_03_00401 | the mean of 40 observations was 36 . it was found later that an observation 34 was wrongly taken as 20 . the corrected new mean is | [
"76.55",
"36.35",
"46.15",
"16.05"
] | B | "explanation : correct sum = ( 36 * 40 + 34 - 20 ) = 1454 correct mean = = 1454 / 40 = 36.35 answer : b" |
ARC-Easy | arc_04_01402 | Organisms that reproduce asexually generally have offspring that are | [
"unicellular.",
"multicellular.",
"genetically varied.",
"genetically identical."
] | D | null |
sciq | sciq_01_07178 | Electrical energy consumed can be expressed as the product of power multiplied by what else? | [
"energy",
"speed",
"work",
"time"
] | D | Electrical energy consumed can be determined by multiplying power by time . Recall the equations for mechanical and thermal energy/work . An important idea is the efficiency of an electrical device: the fraction of electrical energy consumed that goes into doing useful work , expressed as a percentage. |
sciq | sciq_01_04321 | Beaches and deserts collect large deposits of what? | [
"sand",
"plants",
"animals",
"water"
] | A | Sediments are deposited in many different types of environments. Beaches and deserts collect large deposits of sand. Sediments also continuously wind up at the bottom of the ocean and in lakes, ponds, rivers, marshes, and swamps. Avalanches produce large piles of sediment. The environment where the sediments are deposi... |
math_qa | mathqa_03_02667 | find the area of a rhombus one side of which measures 20 cm and one diagonal is 24 cm . | [
"370 cm 2",
"365 cm 2",
"380 cm 2",
"384 cm 2"
] | D | "explanation : let other diagonal = 2 x cm . since diagonals of a rhombus bisect each other at right angles , we have : ( 20 ) 2 = ( 12 ) 2 + ( x ) 2 = > x = √ ( 20 ) 2 – ( 12 ) 2 = √ 256 = 16 cm . _ i so , other diagonal = 32 cm . area of rhombus = ( 1 / 2 ) x ( product of diagonals ) = ( 1 / 2 × 24 x 32 ) cm 2 = 384 ... |
math_qa | mathqa_03_03058 | a shopkeeper sold an article for rs 2524.36 . approximately what was his profit percent if the cost price of the article was rs 2400 | [
"4 %",
"5 %",
"6 %",
"7 %"
] | B | "explanation : gain % = ( 125.36 * 100 / 2400 ) = 5.2 % = 5 % approx option b" |
medmcqa | medmcqa_05_01582 | A 47-year-old woman with a family history of breast cancer mutations in the BRCA1 and BRCA2 genes has made a decision to have an elective hysterectomy as a prophylactic treatment. During ligation of the uterine artery which of the following adjacent structures must the surgeon be careful not to injure? | [
"Ureter",
"Internal iliac artery",
"Internal iliac lymph nodes",
"Obturator nerve"
] | A | During a hysterectomy, ligation of or injury to the ureter can happen relatively easily because it is the most susceptible structure due to its location. The ureter is located below the uterine vessels in the pelvic cavity approximately 1 cm lateral to the supravaginal cervix. The internal iliac artery bifurcates near ... |
medmcqa | medmcqa_05_02848 | Centriole is absent in | [
"Liver",
"Spleen",
"Intestine",
"Kidney"
] | A | (Liver) (37-Ganong 23rd), Centrioles in hepatocytes cellular and molecular life sciences vol-24, Number 11, 1157-59, DOI 10; 1007/BFO 214785Centrioles which are small cytoplasmic bodies of about 150-200 nm in diameter and 300-350 nm in length concerned with organization in the spindle during cell division have rarely b... |
medmcqa | medmcqa_05_01637 | Chloroquine acts on - | [
"Merozoites",
"Blood schizont",
"Tissue schiont",
"Gametocytes"
] | B | Ans. is 'b' i.e., Blood schizont o Chloroquine is highly effective blood schizontocide. |
sciq | sciq_01_09028 | The electric and magnetic fields are closely related and propagate as what? | [
"sound wave",
"electromagnetic wave",
"mechanical wave",
"thermal energy"
] | B | There is an associated magnetic field ( B ) which propagates outward as well (see Figure 24.6). The electric and magnetic fields are closely related and propagate as an electromagnetic wave. This is what happens in broadcast antennae such as those in radio and TV stations. Closer examination of the one complete cycle s... |
openbookqa | obqa_02_01817 | An animal will become thicker if it does all aside from | [
"gorge",
"refuse food",
"feed",
"eat food"
] | B | as the amount of food an animal eats decreases , that organism will become thinner |
sciq | sciq_01_01381 | When electric current flows through a wire, it creates what type of field that surrounds the wire in circles? | [
"thermal",
"kinetic",
"magnetic",
"gravitational"
] | C | Electromagnetism is magnetism produced by an electric current. When electric current flows through a wire, it creates a magnetic field that surrounds the wire in circles. You can see this in the diagram below. Note that electric current is conventionally shown moving from positive to negative electric potential, as in ... |
openbookqa | obqa_02_04818 | To create paper you will first have to acquire a supply of | [
"stardust",
"sand",
"pens",
"pulp"
] | D | creating paper requires cutting down trees |
medmcqa | medmcqa_05_03143 | According to the Nathoo classification, the chromogen changes color after binding to the tooth is categorized under: | [
"N1 type stain",
"N2 type stain",
"N3 type stain",
"N4 type stain"
] | B | N1 type or direct dental stain:
The colored materials (chromogen) bind to the tooth surface and cause discoloration. The color of the dental stain is same as the color of the chromogen.
N2 type or direct dental stain:
The chromogen changes color after binding to the tooth.
N3 type or indirect dental stain:
Colorles... |
sciq | sciq_01_06450 | How are layers of the atmosphere divided? | [
"density gradients",
"temperature gradients",
"color gradients",
"air gradients"
] | B | The layers of the atmosphere are divided by their temperature gradients. The lowest layer is the troposphere. All weather takes place in this layer. The next layer is the stratosphere. The stratosphere contains the protective ozone layer. More sunlight strikes at the Equator than at the poles. This is what drives the g... |
sciq | sciq_01_10425 | Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a? | [
"chloroplast",
"cell wall",
"plasma membrane",
"brain"
] | C | Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a plasma membrane. |
sciq | sciq_01_03263 | What type of cell layer do flatworms have? | [
"cuticle",
"mesoderm",
"epidermis",
"endoderm"
] | B | Flatworms have a mesoderm cell layer and simple organ systems. They also show cephalization and bilateral symmetry. |
sciq | sciq_01_04378 | The lithosphere-asthensophere divisions are based on what? | [
"elemental properties",
"constant properties",
"mechanical compounds",
"mechanical properties"
] | D | The lithosphere-asthensophere divisions are based on mechanical properties. |
medmcqa | medmcqa_05_00578 | Elevated IgG and IgM antibody titers to parvovirus suggest a diagnosis of which one of the following? | [
"Acute Lyme disease",
"Fifth disease",
"Possible hepatitis B infection",
"Possible subacute sclerosing pan encephalitis"
] | B | B. burgdorferi, the causative agent of Lyme disease, elicits an acute antibody response. IgM appears within days to a few weeks following tick bite, and 19G appears a few weeks later. 19G persists; IgM does not. Cross-reactions occur with other treponemes.
Fifth disease is a viral exanthema commonly seen in children 8 ... |
medmcqa | medmcqa_05_02847 | The commonest focus of scrofuloderma is | [
"Lung",
"Lymph nodes",
"Larynx",
"Skin"
] | D | Scrofuloderma is a skin condition caused by tuberculosis involvement of the skin by direct extension, usually from underlying tuberculous lymphadenitis. Ref: Textbook of microbiology; Ananthanarayan and paniker's; 10th edition; Pg: 367 |
sciq | sciq_01_03546 | Iron is oxidized to fe2+(aq) at an anodic site on the surface of the iron, which is often an impurity or this? | [
"spontaneous mutation",
"ladder complex",
"displacement defect",
"lattice defect"
] | D | Iron is oxidized to Fe2+(aq) at an anodic site on the surface of the iron, which is often an impurity or a lattice defect. Oxygen is reduced to water at a different site on the surface of the iron, which acts as the cathode. Electrons are transferred from the anode to the cathode through the electrically conductive met... |
math_qa | mathqa_03_00388 | find the simple interest on rs . 64,000 at 16 2 / 3 % per annum for 9 months . | [
"s . 8500",
"s . 8000",
"s . 7500",
"s . 7000"
] | B | "p = rs . 64000 , r = 50 / 3 % p . a and t = 9 / 12 years = 3 / 4 years . s . i . = ( p * r * t ) / 100 = rs . ( 64,000 * ( 50 / 3 ) * ( 3 / 4 ) * ( 1 / 100 ) ) = rs . 8000 answer is b ." |
math_qa | mathqa_03_02722 | a lady grows cabbage in her garden that is in the shape of a square . each cabbage takes 1 square foot of area in her garden . this year , she has increased her output by 127 cabbages when compared to last year . the shape of the area used for growing the cabbage has remained a square in both these years . how many cab... | [
"4096",
"4098",
"5000",
"5096"
] | A | "explanatory answer the shape of the area used for growing cabbage has remained a square in both the years . let the side of the square area used for growing cabbage this year be x ft . therefore , the area of the ground used for cultivation this year = x 2 sq . ft . let the side of the square area used for growing cab... |
openbookqa | obqa_02_00416 | A a switch turns something with batteies on because: | [
"electrons are then disturbed",
"a piece of metal closes the circuit",
"it lets the acid free",
"the circuit is opened"
] | B | when a switch in a simple series circuit is closed , electricity will flow through the circuit |
ARC-Easy | arc_04_00014 | A population of small, plant-eating beetles lives in a forest. About half of the beetles are light brown and the others are dark green. If years of drought cause the area to become dry with few trees, what would the beetle population most likely look like after several generations? | [
"It would be mostly light brown beetles.",
"It would be mostly dark green beetles.",
"It would be mostly carnivorous beetles.",
"It would be mostly very large beetles."
] | A | null |
openbookqa | obqa_02_00437 | What can cause light to bounce off an object? | [
"something painted black",
"surface with aluminium",
"water condensation",
"springs and coils"
] | B | when light hits a reflective object , that light bounces off that object |
sciq | sciq_01_02079 | The highest point of a wave is called? | [
"surge",
"frequency",
"crest",
"threshold"
] | C | Figure above also shows how the size of waves is measured. The highest point of a wave is the crest. The lowest point is the trough. The vertical distance between a crest and a trough is the height of the wave. Wave height is also called amplitude. The horizontal distance between two crests is the wavelength. Both ampl... |
math_qa | mathqa_03_04981 | ages of two persons differ by 18 years . if 6 year ago , the elder one be 3 times as old the younger one , find their present age | [
"12,28",
"15,33",
"16,32",
"18,34"
] | B | "explanation : let the age of younger person is x , then elder person age is ( x + 18 ) = > 3 ( x - 6 ) = ( x + 18 - 6 ) [ 6 years before ] = > 3 x - 18 = x + 12 = > x = 15 . so other person age is x + 18 = 33 answer : option b" |
medmcqa | medmcqa_05_01161 | FESS means | [
"Factual endoscopic sinus surgery",
"Functional endonasal sinus surgery",
"Factual endonasal sinus surgery",
"Functional endoscopic sinus surgery"
] | D | Ans. d (Functional endoscopic sinus surgery), (Ref. Scott Brown, Otolaryngology, 6th ed., 12, 29)Functional Endoscopic Sinus Surgery (FESS) is based on the philosophical concept that function can be restored to the paranasal sinuses and normal structures can be preserved through removal of minimal amounts of tissue. Th... |
ARC-Easy | arc_04_00191 | What is the role of decomposers in a food chain? | [
"They consume other organisms.",
"They break down dead organic matter.",
"They use the Sun's energy to make food.",
"They convert inorganic matter into organic matter."
] | B | null |
medmcqa | medmcqa_05_04217 | Which is the best investigation for metastatic gastrinoma? | [
"Selective aerial secretin injection",
"Octreoscan",
"BAO/MAO ratio",
"Ultrasound"
] | B | In case of gastrinoma showing metastasis the diagnostic sensitivity of octreoscan is 80-100%. In contrast in primary gastrinoma, Endoscopic ultrasound shows a sensitivity of 80-100% versus octreoscan which shows a sensitivity of 67-86%. |
sciq | sciq_01_11109 | What type of sti is characterized by blisters? | [
"genital herpes",
"gonorrhea",
"syphilis",
"chlamydia"
] | A | Genital herpes is a common STI caused by a herpes virus. The virus causes painful blisters on the penis or near the vaginal opening. The blisters generally go away on their own, but they may return repeatedly throughout life. There is no cure for genital herpes, but medicines can help prevent or shorten outbreaks. |
ARC-Easy | arc_04_01438 | Different units of measurement are more useful in some settings than in others. Which unit of measurement is most used when comparing distances within the solar system? | [
"the mile",
"the kilometer",
"the light year",
"the astronomical unit"
] | D | null |
ARC-Challenge | arc_04_02477 | Which nongaseous compound can be made from two elements that are gases at room temperature? | [
"water",
"table salt",
"iron oxide",
"carbon dioxide"
] | A | null |
openbookqa | obqa_02_01532 | What happens to a living thing if it becomes too cold? | [
"pass away",
"joy",
"increased energy",
"warmth"
] | A | if a living thing becomes too cold then that living thing will die |
openbookqa | obqa_02_03114 | Where do some Metallica band members live? | [
"trees",
"space",
"underwater",
"houses"
] | D | some humans live in houses |
math_qa | mathqa_03_02987 | in a games hour 4 different types of players came to the ground ? cricket 22 , hokey 15 , football 21 , softball 19 . how many players are present in the ground ? | [
"70",
"52",
"62",
"77"
] | D | "total number of players = 22 + 15 + 21 + 19 = 77 answer is d" |
openbookqa | obqa_02_01667 | Galileo Galilei made improvements to the telescope to make better observations of what? | [
"plants",
"people",
"space games",
"space rocks"
] | D | Galileo Galilei made improvements to the telescope to make better observations of celestial bodies |
medmcqa | medmcqa_05_04065 | Xanthurenic acid is the metabolite in the metabolism of | [
"Uric acid",
"Xanthine",
"Tryptophan",
"Uronic acid"
] | C | 3-Hydroxy Kynurenine is one of the intermediate in tryptophan catabolism, which gets conveed to next intermediate and this conversion requires vitamin B6/ PLP. So, in B6 deficiency, this reaction does not occur and 3-Hydroxy Kynurenine is diveed to form alternate metabolite, Xanthurenic acid (See fig), which is excrete... |
math_qa | mathqa_03_04612 | the average runs scored by a batsman in 20 matches is 40 . in the next 10 matches the batsman scored an average of 13 runs . find his average in all the 30 matches ? | [
"31",
"67",
"88",
"69"
] | A | total score of the batsman in 20 matches = 800 . total score of the batsman in the next 10 matches = 130 . total score of the batsman in the 30 matches = 930 . average score of the batsman = 930 / 30 = 31 . answer : a |
math_qa | mathqa_03_03606 | the length of a rectangle is reduced by 15 % . by what % would the width have to be increased to maintain the original area ? | [
"10 %'",
"20 %'",
"17.6 %'",
"30 %'"
] | C | sol . required change = ( 15 * 100 ) / ( 100 - 15 ) = 17.6 % c |
ARC-Challenge | arc_04_02337 | Which part of an atom occupies the majority of the volume? | [
"nucleus",
"protons",
"neutrons",
"electrons"
] | D | null |
sciq | sciq_01_06752 | Characterized by a short lifespan, what begin with production in the bone marrow under the influence of csfs and interleukins? | [
"leukocytes",
"erythrocytes",
"solutes",
"pathogens"
] | A | Lifecycle of Leukocytes Most leukocytes have a relatively short lifespan, typically measured in hours or days. Production of all leukocytes begins in the bone marrow under the influence of CSFs and interleukins. Secondary production and maturation of lymphocytes occurs in specific regions of lymphatic tissue known as g... |
sciq | sciq_01_06606 | What is the process in which producers get their energy from sources other than the sun? | [
"chemosynthesis",
"electrolysis",
"phototropism",
"biosynthesis"
] | A | There are also bacteria that use chemical processes to produce food. They get their energy from sources other than the sun, but they are still called producers. This process is known as chemosynthesis , and is common in ecosystems without sunlight, such as certain marine ecosystems. |
math_qa | mathqa_03_02832 | a classroom has equal number of boys and girls . 8 girls left to play kho - kho , leaving twice as many boys as girls in the classroom . what was the total number of girls and boys present initially ? | [
"16",
"24",
"32",
"48"
] | C | after 8 girls left remaining 8 girls now boys 16 are twice as many as remaining girls . initially boys = 16 and girls = 16 . answer : c |
math_qa | mathqa_03_02613 | the number 0.8 is how much greater than 1 / 2 ? | [
"½",
"3 / 10",
"1 / 50",
"1 / 500"
] | B | "let x be the difference then . 8 - 1 / 2 = x 8 / 10 - 1 / 2 = x x = 3 / 10 ans b" |
sciq | sciq_01_05422 | In most animals, the circulatory system is used to transport blood through the what? | [
"nerves",
"body",
"fur",
"stratum corneum"
] | B | CHAPTER SUMMARY 40.1 Overview of the Circulatory System In most animals, the circulatory system is used to transport blood through the body. Some primitive animals use diffusion for the exchange of water, nutrients, and gases. However, complex organisms use the circulatory system to carry gases, nutrients, and waste th... |
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