dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
math_qa | mathqa_03_03765 | if a sum of money doubles itself in 8 years at simple interest , the ratepercent per annum is | [
"12",
"12.5",
"13",
"13.5"
] | B | explanation : let sum = x then simple interest = x rate = ( 100 * x ) / ( x * 8 ) = 12.5 option b |
math_qa | mathqa_03_01885 | pumps a , b , and c operate at their respective constant rates . pumps a and b , operating simultaneously , can fill a certain tank in 2 hours ; pumps a and c , operating simultaneously , can fill the tank in 3 / 2 hours ; and pumps b and c , operating simultaneously , can fill the tank in 2 hours . how many hours does... | [
"1 / 3",
"1 / 2",
"1 / 4",
"1"
] | C | a + b = 2 ; a + c = 3 / 2 , b + c = 2 ; add then 2 * ( a + b + c ) = 4 + 3 / 2 = 11 / 2 a + b + c = 11 / 4 hrs c |
openbookqa | obqa_02_01157 | which one of these students can accurately determine the color of the board marker? | [
"a student gazing upon it",
"a student in the toilet",
"a student sitting at home",
"a student at the playground"
] | A | the color of an object can be discovered by looking at that object |
openbookqa | obqa_02_04851 | If a warmth is relocated from one thing to another, and one of the things is the producer of the heat, the source is the most likely to be | [
"a stone",
"a vent",
"the moon",
"the sun"
] | D | the sun transfers solar energy from itself to the Earth through sunlight |
sciq | sciq_01_05876 | Group 16 is called the oxygen group. what is the only metalloid in this group? | [
"tellurium",
"beryllium",
"gallium",
"cadmium"
] | A | Group 16 is called the oxygen group. Tellurium is the only metalloid in this group, which also contains three nonmetals and one metal. |
openbookqa | obqa_02_00053 | Which would be the result of the breeding of two wolves? | [
"kittens",
"wolf pups",
"fox pups",
"dog pups"
] | B | reproduction produces offspring |
ARC-Challenge | arc_04_02368 | A tropical rain forest contains many tall trees. Smaller plants with large leaves grow at the base of the tall trees. The large leaves are most likely an adaptation of the plant due to which condition? | [
"lack of sunlight",
"lack of oxygen",
"lack of water",
"lack of food"
] | A | null |
sciq | sciq_01_00505 | What type of rocks form from cooled magma or lava? | [
"sedementary",
"metamorphic",
"igneous",
"granite"
] | C | Igneous rocks form from cooled magma or lava. |
sciq | sciq_01_06198 | Most reptiles lay what kind of eggs? | [
"hard-shelled",
"roe",
"umbilical",
"amniotic"
] | D | All reptiles have a cloaca , a single exit and entrance for sperm, eggs, and waste, located at the base of the tail. Most reptiles lay amniotic eggs covered with leathery or hard shell. These eggs can be placed anywhere as they don't have to be in a moist environment, like the eggs of amphibians. However, not all speci... |
medmcqa | medmcqa_05_01548 | Which of the following childhood disorder improves with increase in age _________ | [
"Conduct disorder",
"Emotional problems",
"Temper tantrum",
"Sleep disorder"
] | C | Temper tantrums are unpleasant and disruptive behaviors or emotional outbursts. They often occur in response to unmet needs or desires.Tantrums are more likely to occur in younger children or others who cannot express their needs or control their emotions when they are frustrated.This abnormal behavior continues as we ... |
medmcqa | medmcqa_05_04281 | Large tongue is common in | [
"Turner syndrome",
"Treacher collins syndrome",
"Hypothyroidism",
"Congenital syphilis"
] | C | Oral manifestations of hypothyroidism : Childhood hypothyroidism known as cretinisim is characterized by thick lips, large protruding tongue (macroglossia), malocclusion and delayed eruption of teeth. Thickening of the lips and macroglossia is due to increased accumulation of subcutaneous mucopolysaccharides i.e., glyc... |
sciq | sciq_01_02064 | Most cases of syphilis can be cured with what? | [
"abstinence",
"vitamins",
"enzymes",
"antibiotics"
] | D | Syphilis is less common than chlamydia or gonorrhea but more serious if untreated. Early symptoms of syphilis infection include a small sore on or near the genitals. The sore is painless and heals on its own, so it may go unnoticed. If treated early, most cases of syphilis can be cured with antibiotics. Untreated syphi... |
math_qa | mathqa_03_00970 | the value of a machine depreciates at 20 % per annum . if its present value is rs . 1 , 50,000 , at what price should it be sold after two years such that a profit of rs . 22,000 is made ? | [
"328897",
"120000",
"118000",
"277768"
] | C | the value of the machine after two years = 0.8 * 0.8 * 1 , 50,000 = rs . 96,000 sp such that a profit of rs . 22,000 is made = 96,000 + 24,000 = rs . 1 , 18,000 answer : c |
openbookqa | obqa_02_00830 | What can be produced when electrical energy is provided to a blown piece of glass with a wire inside? | [
"luminescence",
"lifeforce",
"sound",
"Water"
] | A | a light bulb requires electrical energy to produce light |
medmcqa | medmcqa_05_01280 | Severe hypoglycemia, increased uric acid and renal failure are seen in ? | [
"Carbohydrate metabolic disorder",
"Glycogen storage disorder",
"Lipoprotein deficiency disorder",
"Protein folding disorder"
] | B | Ans. is 'b' i.e., Glycogen storage disorder These symptoms are seen in Von-Gierhe disease (a glycogen storage disease), which is characterized bySevere fasting hypoglycemiaFatty liver with hepato and renomegalyProgressive renal diseaseGrowth retadation and delayed pubeyHyperlacticacidemia, hyperlipidemia, hyperuricemia |
sciq | sciq_01_10300 | Opportunistic diseases are usually the direct cause of death of people with what disease? | [
"aids",
"parkinson",
"heart",
"liver"
] | A | boundary between air masses that is stalled in one place. |
math_qa | mathqa_03_03126 | the greatest number by which the product of 3 consecutive multiples of 4 is always divisible is | [
"54",
"76",
"152",
"384"
] | D | solution required number = product of first three multiplies of 3 = ( 4 ã — 8 ã — 12 ) = 384 . answer d |
medmcqa | medmcqa_05_02185 | In exhaled air, normal pCO2 pressure is: | [
"36 mm Hg",
"27 mm Hg",
"40 mm Hg",
"17 mm Hg"
] | B | (Refer: Ganong’s Review of Medical Physiology, 24th edition, pg no: 635) |
sciq | sciq_01_10136 | Cephalopods have three hearts that pump blood of what color? | [
"Red",
"blue",
"purple",
"Green"
] | B | Cephalopods include the octopus and squid. They have a prominent head and a well-developed brain. Typically the foot has been modified into a set of arms or tentacles. Members of this class can change color. They can also change texture and body shape, and, and if those camouflage techniques don't work, they can still ... |
ARC-Easy | arc_04_00276 | Which part of a plant is used to absorb sunlight during photosynthesis? | [
"leaf",
"root",
"seed",
"flower"
] | A | null |
openbookqa | obqa_02_03528 | Which profession likely relies most on the Earth's poles? | [
"a bus driver",
"a salesman",
"a mechanic",
"a seaman"
] | D | when the needle of a compass lines up with Earth 's magnetic poles , the needle points north |
sciq | sciq_01_10270 | What does the blue color of the pulmonary arteries reflect? | [
"they are done",
"they are lost",
"they are oxygenated",
"they are deoxygenated"
] | D | Figure 16.12 The arteries of the body, indicated in red, start at the aortic arch and branch to supply the organs and muscles of the body with oxygenated blood. The veins of the body, indicated in blue, return blood to the heart. The pulmonary arteries are blue to reflect the fact that they are deoxygenated, and the pu... |
math_qa | mathqa_03_04023 | 5 friends adi , brian , close , derek and eli appeared in two aptitude tests . in the first aptitude test , derek score 50 % less than the average score of the 5 people . in the second aptitude test , derek score 50 % more than what he scored on the first aptitude test . if the score of his friend in the second aptitud... | [
"25 %",
"28 %",
"33 %",
"40 %"
] | A | average score in first test be x so derby score = 0.5 x ( first test ) derby score = 1.5 ( 0.5 x ) ( second test ) = . 75 x so less than x by . 25 answer a 25 % |
sciq | sciq_01_01051 | What can lenses be used to make? | [
"function representations",
"visual representations",
"aspect representations",
"comparison representations"
] | B | Lenses can be used to make visual representations, called images . |
medmcqa | medmcqa_05_00350 | Most common nerve involved in herpes zoster ophthalmicus is | [
"Frontal",
"Lacrimal",
"Nasaciliary",
"Oculomotor"
] | A | HZO is an acute infection of Gasserian ganglion of the fifth cranial nerve by the varicella-zoster virus (VZV). VZV is a DNA virus and produces acidophilic intranuclear inclusion bodies. It is neurotropic in nature. In HZO , frontal nerve is more frequently affected than the lacrimal and nasociliary nerves. Ref: khuran... |
medmcqa | medmcqa_05_01940 | What is epoophoron? | [
"Urogenital sinus",
"Remnants of the wollfian duct",
"Unfused poion of wollfian duct",
"Vestigeal structure of urogenital sinus"
] | B | Epoophoron also known as organ of rossenmullar is a vestigal remanat of the cranial end of the mesonephros or the wollfian body. It is situated above the ovary. Caudal end of the wollfian body gives rise to paraoophoron situated between the uterus and ovary. It can form paraovarian cyst. Ref: Testbook of gynaecology By... |
medmcqa | medmcqa_05_03349 | Composition of Sodium hypochlorite in this product is | [
"2% w/v",
"0.5% w/v",
"1.5% w/v",
"5% w/v"
] | B | Constituents of Carisolv
Syringe one: sodium hypochlorite (0.5%).
Syringe two: three amino acids (glutamic acid, leucine, lysine).
Gel substance: carboxymethylcellulose.
Sodium chloride / sodium hydroxide.
Saline solution coloring indicator (red).
Available as single mix or multi mix syringes.
New gel formulation. |
openbookqa | obqa_02_01161 | Electrical conduction would be when a voltage flows through | [
"a central nervous system",
"a long tree branch",
"a piece of steel wool",
"a body of water"
] | C | electrical conduction is when metals conduct electricity through metal |
math_qa | mathqa_03_01626 | the positive numbers w , x , y , and z are such that x is 30 percent greater than y , y is 20 percent greater than z , and w is 20 percent less than x . what percent greater than z is w ? | [
"15.2 %",
"16.0 %",
"20.0 %",
"23.2 %"
] | C | "my strategy is same as thedobermanbut instead take z = 100 , which makes life a bit easy . as : z = 100 y = 120 ( 20 % greater than z ) z = 144 ( 20 % greater than y ) now calculate w 20 % less than z = 144 * 80 / 100 = 115.2 now by just looking , relation between w and z : w - z / z * 100 = 20 - answer c" |
sciq | sciq_01_00157 | What supports and protects the soft organs of the body? | [
"Muscle",
"skull",
"Skin",
"skeleton"
] | D | Protection. The skeleton supports and protects the soft organs of the body. For example, the skull surrounds the brain to protect it from injury. The bones of the rib cage help protect the heart and lungs. |
sciq | sciq_01_05850 | What process occurs around day 14 of a 28-day menstrual cycle, triggered by the lh surge? | [
"ovulation",
"fertilization",
"menstruation",
"sedimentation"
] | A | Figure 27.15 Hormone Levels in Ovarian and Menstrual Cycles The correlation of the hormone levels and their effects on the female reproductive system is shown in this timeline of the ovarian and menstrual cycles. The menstrual cycle begins at day one with the start of menses. Ovulation occurs around day 14 of a 28-day ... |
sciq | sciq_01_04139 | When what common element forms single bonds with other atoms, the shape is tetrahedral, and when its atoms form a double bond, the shape is planar? | [
"oxygen",
"silicon",
"hydrogen",
"carbon"
] | D | Figure 2.22 When carbon forms single bonds with other atoms, the shape is tetrahedral. When two carbon atoms form a double bond, the shape is planar, or flat. Single bonds, like those found in ethane, are able to rotate. Double bonds, like those found in ethene cannot rotate, so the atoms on either side are locked in p... |
openbookqa | obqa_02_00353 | John, who lives in Minnesota, noticed that the time between sunrise and sunset was the shortest it had been for an entire year. The month was most likely to be | [
"July",
"January",
"September",
"April"
] | B | the amount of daylight is least in the winter |
medmcqa | medmcqa_05_01654 | Which among the following is not formed by kidney? | [
"Erythropoietin",
"Renin",
"Vitamin D",
"Aldosterone"
] | D | Ans: d (Aldosterone) Ref: Ganong 22nd ed/ p.454)Kidney produces 3 hormones1) 1,25(OH) cholecalciferol (vitamin D)2) Renin3) ErythropoietinAldosterone: is produced by Zona Glomerulosa of adrenal cortex.Erythropoietin: by the interstitial cells in the peritubular capillaries in kidneys (85%) and perivenous hepatocytes of... |
openbookqa | obqa_02_00716 | What is an example of humans building houses in a ecosystem and causing change in the environment as a result? | [
"a dog house is placed in a fenced in back yard",
"a birdbath is placed in a park with a low squirrel population",
"a city is built over a park and deer lose their home",
"a small house is built in the forest and animals are fed there"
] | C | humans building homes in an ecosystem causes that environment to change |
sciq | sciq_01_00322 | What is the process of action potentials in myelinated axons jumping between the nodes of ranvier called? | [
"saltatory conduction",
"saltatory movement",
"photoreactive conduction",
"pinworm conduction"
] | A | |
sciq | sciq_01_04728 | How do amphibians reproduce? | [
"they don't",
"asexually",
"sexually",
"biologically"
] | C | Amphibians reproduce sexually. Fertilization may take place inside or outside the body. Amphibians are oviparous. Embryos develop in eggs outside the mother’s body. |
medmcqa | medmcqa_05_00772 | Steroid synthesis occurs in which organelle? | [
"Lysosome",
"Smooth endoplasmic reticulum",
"Rough endoplasmic reticulum",
"Lysozyme"
] | B | Ans. B Smooth endoplasmic reticulum* The smooth endoplasmic reticulum is continuous with the rough endoplasmic reticulum and does not contain any ribosomes. Although it has several functions, the sER is specialized for the production of steroid hormones in cells of the adrenal cortex.* Remember that cholesterol is the ... |
sciq | sciq_01_08026 | What is the largest and most complex algae | [
"open algae",
"strange algae",
"brown algae",
"green algae"
] | C | |
math_qa | mathqa_03_01482 | david obtained 76 , 65 , 82 , 67 and 85 marks ( out of 100 ) in english , mathematics , physics , chemistry and biology . what are his average marks ? | [
"65",
"69",
"75",
"none of these"
] | C | "solution : average = ( 76 + 65 + 82 + 67 + 85 ) / 5 = 375 / 5 = 75 . hence , average = 75 . answer : option c" |
math_qa | mathqa_03_00089 | martin buys a pencil and a notebook for 80 cents . at the same store , gloria buys a notebook and an eraser for 85 cents , and zachary buys a pencil and an eraser for 45 cents . how many cents would it cost to buy 3 pencils , 3 notebooks , and 3 erasers ? ( assume that there is no volume discount . ) | [
"300",
"315",
"330",
"345"
] | B | pencil + notebook = 80 notebook + eraser = 85 pencil + eraser = 45 let ' s add all three equations . 2 pencils + 2 notebooks + 2 erasers = 210 cents the cost to buy 3 of each would be ( 3 / 2 ) ( 210 ) = 315 the answer is b . |
sciq | sciq_01_00537 | What is solid water that forms when water vapor undergoes deposition? | [
"dew",
"frost",
"glacier",
"distillate"
] | B | Frost is solid water that forms when water vapor undergoes deposition. |
math_qa | mathqa_03_03788 | two friends decide to get together ; so they start riding bikes towards each other . they plan to meet halfway . each is riding at 6 mph . they live 36 miles apart . one of them has a pet carrier pigeon and it starts flying the instant the friends start traveling . the pigeon flies back and forth at 40 mph between the ... | [
"54",
"110",
"120",
"16"
] | C | "c 120 it takes 3 hours for the friends to meet ; so the pigeon flies for 3 hours at 40 mph = 120 miles" |
math_qa | mathqa_03_02058 | a certain article of clothing was discounted during a special sale to 2 / 5 of its original retail price . when the clothing did n ' t sell , it was discounted even further to 1 / 2 of its original retail price during a second sale . by what percent did the price of this article of clothing decrease from the first sale... | [
"50 %",
"33.33 %",
"25 %",
"16.66 %"
] | D | "say the original retail price of the item was $ 200 . the price after the first sale = 3 / 5 * $ 200 = $ 120 . the price after the second sale = 1 / 2 * $ 200 = $ 100 . the percent change from the first sale to the second = ( 120 - 100 ) / 120 = 1 / 3 = 16.66 % . answer : d ." |
sciq | sciq_01_02089 | What part of the muscle fibers cause shortening and contraction? | [
"fasciae",
"collagen",
"myofibrils",
"pores"
] | C | The sliding-and-shortening process occurs all along many myofibrils and in many muscle fibers. It causes the muscle fibers to shorten and the muscle to contract. |
math_qa | mathqa_03_02031 | the contents of two vessels containing copper and tin in the ratio 2 : 3 and 5 : 7 are mixed in the ratio 3 : 5 . the resulting mixture will have copper and tin in the ratio ? | [
"210 : 283",
"312 : 433",
"178 : 213",
"197 : 283"
] | D | the ratio of copper and tin the new vessel = ( 2 / 5 * 3 / 8 + 5 / 12 * 5 / 8 ) : ( 3 / 5 * 3 / 8 + 7 / 12 * 5 / 8 ) = 197 / 480 : 283 / 480 = 197 : 283 answer is d |
openbookqa | obqa_02_03084 | Regarding food, animals are | [
"decomposers",
"something else",
"consumers",
"producers"
] | C | In the food chain process an animal has the role of consumer which eats producers for food |
openbookqa | obqa_02_04232 | Sparrows gain lift with more grace than a vulture due to | [
"mental capacity",
"will power",
"feather color",
"size"
] | D | as the weight of an animal decreases , that animal will fly more easily |
sciq | sciq_01_08056 | Increasing the pressure on a gas has what effect on its solubility? | [
"decrease",
"halt",
"increase",
"slow"
] | C | The solubility of gases is also affected by pressure. Pressure is the force pushing against a given area. Increasing the pressure on a gas increases its solubility. Did you ever open a can of soda and notice how it fizzes out of the can? Soda contains dissolved carbon dioxide. Opening the can reduces the pressure on th... |
sciq | sciq_01_04329 | What gas produced by fossil fuel use is a major cause of global warming? | [
"hydrogen",
"helium",
"carbon dioxide",
"phosphorous"
] | C | When fossil fuels burn, they release thermal energy, water vapor, and carbon dioxide. Carbon dioxide produced by fossil fuel use is a major cause of global warming. The burning of fossil fuels also releases many pollutants into the air. Pollutants such as sulfur dioxide form acid rain, which kills living things and dam... |
sciq | sciq_01_11197 | Lavas that cool underwater are called what? | [
"sea lavas",
"water lavas",
"bed lavas",
"pillow lavas"
] | D | Different lava types create different rock types, such as pahoehoe and a'a. Lavas that cool underwater become pillow lavas. |
sciq | sciq_01_07419 | What is the term used for a large body of air of the same temperature and moisture conditions? | [
"air group",
"air pool",
"sky mass",
"air mass"
] | D | An air mass is a large body of air that has about the same conditions throughout. For example, an air mass might have cold dry air. Another air mass might have warm moist air. The conditions in an air mass depend on where the air mass formed. |
sciq | sciq_01_04066 | What do ants and termites eat to help them digest wood and leaves? | [
"yeast",
"fungi",
"pollen",
"berries"
] | B | Ants and termites grow fungi in underground “fungus gardens” that they create. When the ants or termites have eaten a big meal of wood or leaves, they also eat some fungi from their gardens. The fungi help them digest the wood or leaves. The fungi secrete certain enzymes that the ants or termites cannot produce on thei... |
ARC-Challenge | arc_04_02647 | Steel cans are separated from aluminum cans in a recycling center. Which of the following is the best way the recycling center can separate the steel cans from the aluminum cans? | [
"sort the cans by size",
"put the cans in water",
"cool the cans to a low temperature",
"put the cans under an electromagnet"
] | D | null |
sciq | sciq_01_00379 | What are mutant versions of normal genes called? | [
"proto-oncogenes",
"anti-oncogenes",
"extinction - oncogenes",
"antecedent - oncogenes"
] | A | |
medmcqa | medmcqa_05_02147 | A child is able to build a tower of 5 cubes . His developmental age is ______ | [
"12 months",
"15 months",
"18 months",
"24 months"
] | C | By 18 months the child is able to scribble and make a tower of 3 blocks and by 2 yrs he is able to make tower of 6 months Mnemonic 2 yr is 24 months during which child makes tower of 2 +4 blocks that is 6 blocks 3 yr is 36 months during which child makes tower of 3 + 6 blocks that is 9 blocks Ref : OP GHAI - ESSENTIAL ... |
medmcqa | medmcqa_05_00665 | A 60 yr old smoker came with a history of painless gross hematuria for one day. Most logical investigation would be: | [
"Urine routine",
"Plain X ray KUB",
"USG KUB",
"Urine microscopy for malignant cytology"
] | D | Answer is D (Urine microscopy for malignant cytology): Urine microscopy _Pr malgnant cytology is the single best investigation amongst the options provided Painless Gross Haematuria in a 60 year old smoker requires investigation to exclude carcinoma of the bladder. Recommended investigations in individuals greater than... |
medmcqa | medmcqa_05_04969 | Asymptomatic infant with, Wo TB exposure, He is 3 month old and had taken 3 months of chemoprophylaxis, what is to be done next ? | [
"Test sputum and then decide",
"Continue for 3 months",
"Tuberculin test then decide",
"Immunise with BCG & stop prophylasix"
] | B | Ans. is 'b' i.e., Continue for 3 month (WHO & RNTCP guideline) A child born to mother who was diagnosed to have TB in pregnancy should receive prophylaxis for 6 months, provi ded congenital TB has been ruled out. BCG vaccination can be delayed even if INH chemoprophylaxis is planned |
ARC-Challenge | arc_04_02651 | Scientists use models that show the features of an atom. A scientist should use a model that | [
"was the first to be developed",
"was most recently developed",
"shows the arrangement most clearly",
"shows the details needed for a specific purpose"
] | D | null |
sciq | sciq_01_07554 | As the prokaryotic cell size increases, what happens to its surface area-to-volume ratio? | [
"decreases",
"increases",
"stagnates",
"halts"
] | A | 4.2 Prokaryotic Cells Prokaryotes are predominantly single-celled organisms of the domains Bacteria and Archaea. All prokaryotes have plasma membranes, cytoplasm, ribosomes, and DNA that is not membrane-bound. Most have peptidoglycan cell walls and many have polysaccharide capsules. Prokaryotic cells range in diameter ... |
openbookqa | obqa_02_00528 | What kind of insects lays eggs during the adult stage of its life cycle? | [
"All",
"large",
"queen",
"Male"
] | C | a female insect lays eggs during the adult stage of an insect 's life cycle |
sciq | sciq_01_10231 | How do plants support themselves above the ground to get light and oxygen? | [
"symbiosis",
"flaccid stems",
"stiff stems",
"momentum"
] | C | Heat and light are forms of energy. Other forms are chemical and electrical energy. Energy can’t be created or destroyed. It can change form. For example, a piece of wood has chemical energy stored in its molecules. When the wood burns, the chemical energy changes to heat and light energy. |
ARC-Challenge | arc_04_03107 | People may remove fallen trees from forests to reduce fire risk. Removing the trees is now thought to have an impact on the health of the forest. Which impact would removing fallen trees from forests most likely have on forest health? | [
"increased risk of forest fire",
"increased food sources for forest fungi",
"decreased soil fertility by preventing nutrient recycling",
"decreased forest vegetation by increasing sunlight penetration"
] | C | null |
sciq | sciq_01_02013 | What device uses electromagnetic induction to change the voltage of electric current? | [
"electric conductor",
"electric transformer",
"electric combustion",
"convection device"
] | B | An electric generator is a device that changes kinetic energy to electrical energy through electromagnetic induction. An electric transformer is a device that uses electromagnetic induction to change the voltage of electric current. |
ARC-Easy | arc_04_01904 | Hereditary information is transmitted from parents to offspring through | [
"cell division.",
"genes.",
"germination.",
"metamorphosis."
] | B | null |
sciq | sciq_01_07597 | What do atoms form by sharing valence electrons? | [
"phenotype bonds",
"neutron bonds",
"covalent bonds",
"ionic bonds"
] | C | Atoms form covalent bonds by sharing valence electrons. The valence electrons are located in atomic orbitals. However, when a bond forms, the structure of the atomic orbitals changes. In this lesson, we will see how the atomic orbitals interact to share valence electrons and form different types of covalent bonds. |
math_qa | mathqa_03_04352 | what is the decimal equivalent of ( 1 / 4 ) ^ 4 ? | [
"0.0039",
"0.0625",
"0.16",
"0.25"
] | A | "( 1 / 4 ) ^ 4 = 1 / 256 = 0.0039 answer : a" |
openbookqa | obqa_02_00432 | A car can be powered by all but | [
"the push of a cat",
"fossil fuel products refined",
"the motion of atmosphere",
"the warmth of the sun"
] | A | wind is a source of energy |
sciq | sciq_01_08861 | What kind of mammalian reproduction is risky for the offspring but not the mother? | [
"asexual",
"monotreme",
"sexual",
"cactaceae"
] | B | Monotreme reproduction is the least risky for the mother. However, eggs are harder to protect than is an embryo or a fetus in a pouch or uterus. Therefore, monotreme offspring may have a lower chance of surviving than the offspring of therian mammals. |
ARC-Easy | arc_04_01640 | A plant has yellow flowers. What best explains why the flowers are yellow? | [
"The sunshine colored the flowers yellow.",
"The flowers of the parent plants were yellow.",
"It was very warm when they flowered.",
"It rained every day."
] | B | null |
sciq | sciq_01_11153 | When the monocilia are defective, what is disrupted? | [
"predicting",
"inhibiting",
"signaling",
"triggering"
] | C | |
medmcqa | medmcqa_05_03363 | The efficiency of cold chain system for oral polio vaccine as monitored by Vaccine Vial Monitor (VVM) depends on: | [
"Change in the colour of vaccine",
"Temperature indicator of the system",
"Viral potency test",
"Change in colour of monitor"
] | D | Vaccine Vial Monitor (VVM) - Heat sensitive label that indicates cumulative heat exposure over time. - Whether the OPV l can be used or not depends upon the irreversible colour changes in vaccine l monitor. - If color of inside square lighter than outside circle - We can use the vaccine |
openbookqa | obqa_02_02727 | If your hand is being burned on a stove | [
"you will feel cool",
"you will be chilled",
"your nervousness will disappear",
"your nerves will make you aware"
] | D | nerves can be used to feel heat and pressure on the skin |
math_qa | mathqa_03_02389 | the grade point average of the entire class is 85 . if the average of one third of the class is 97 , what is the average of the rest of the class ? | [
"76",
"77",
"78",
"79"
] | D | "let x be the number of students in the class . let p be the average of the rest of the class . 85 x = ( 1 / 3 ) 97 x + ( 2 / 3 ) ( p ) x 255 = 97 + 2 p 2 p = 158 p = 79 . the answer is d ." |
openbookqa | obqa_02_02955 | If a hill has a sharp decline on a side, water will first run down | [
"a flat edge",
"sharpest side",
"everywhere",
"a softer side"
] | B | water flows down a slope |
math_qa | mathqa_03_00634 | how long does a train 100 m long running at the speed of 65 km / hr takes to cross a bridge 145 m length ? | [
"13.6 sec",
"12.1 sec",
"17.9 sec",
"61.9 sec"
] | A | "speed = 65 * 5 / 18 = 18 m / sec total distance covered = 100 + 145 = 245 m . required time = 245 / 18 = 13.6 sec . answer : a" |
medmcqa | medmcqa_05_02238 | Most common phobia is | [
"Acrophobia",
"Thanatophobia",
"Photophobia",
"Agoraphobia"
] | D | The phobia is defined as an irrational fear of a specific object, situation or activity, often leading to persistent avoidance of the feared object, situation or activity Types- agoraphobia, social phobia and specific phobia Agoraphobia is an example of irrational fear of situations. It is the commonest type of phobia ... |
sciq | sciq_01_01877 | What measurement is used to describe the amount of water vapor in the air? | [
"humidity",
"barometric pressure",
"precipitation",
"heat"
] | A | Humidity is the amount of water vapor in the air. Relative humidity is the percent of water vapor in the air relative to the total amount the air can hold. The total amount depends on temperature. |
math_qa | mathqa_03_00250 | the sum of digits of a two digit number is 10 , the difference between the digits is 6 . find the number | [
"85",
"94",
"82",
"72"
] | C | description : = > x + y = 10 , x - y = 6 adding these 2 x = 16 = > x = 8 , y = 2 . thus the number is 82 answer c |
medmcqa | medmcqa_05_02315 | Which branch of subclan aery directly contributes to scapular anastomosis: | [
"Veebral",
"Internal thoracic",
"Thyrocervical truck",
"Dorsal scapular"
] | D | d) Dorsal scapular > c) Thyrocervical truck Dorsal scapular aery is a direct branch from subclan aery paicipating in scapular anastomosis. Thyrocervical trunk do not paicipate in scapular anastomosis directly. It gives branches (like suprascapular aery and sometime dorsal scapular aery) to contribute to scapular anasto... |
medmcqa | medmcqa_05_04531 | Epiretinal membrane is seen in | [
"Posterior vitreous detachment",
"Optic neuritis",
"Papilloedema",
"Glaucomatous optic atrophy"
] | A | Answer- A. Posterior vitreous detachmentEpiretinal membrane is a disease of the eye in response to changes in the vitreous humor or more rarely, diabetes. It is also called macular pucker.Immune system response to protect the retina, cells converge in the macular area as the vitreous ages and pulls away in posterior vi... |
sciq | sciq_01_05033 | Soft cartilage gradually turns into hard bone through what process? | [
"calcification",
"oxidation",
"ossification",
"elongation"
] | C | Early in the development of a human fetus, the skeleton is made entirely of cartilage . The relatively soft cartilage gradually turns into hard bone through ossification . This is a process in which mineral deposits replace cartilage. As shown in Figure below , ossification of long bones, which are found in the arms an... |
sciq | sciq_01_10054 | What are the nonliving aspects of the environment called? | [
"metastatic factors",
"antibiotic factors",
"nucleic factors",
"abiotic factors"
] | D | Abiotic factors are the nonliving aspects of the environment. They include factors such as sunlight, soil, temperature, and water. |
medmcqa | medmcqa_05_01067 | Cytochromes are | [
"Pyridine nucelotides",
"Metal containing flavoproteins",
"Peroxidases",
"Iron-porphyrin proteins"
] | D | Cytochromes These are very impoant enzymes which contain haem and are involved in cellular oxidation. ( Fe-porphyrin protein) The oxidized form of cytochrome possesses a single Fe+3 ion and is called ferricytochrome. It is reduced to ferrocytochrome having a Fe+2 ion on accepting an electron. * Cytochromes are identifi... |
math_qa | mathqa_03_04484 | in a group of cows and hens , the number of legs are 20 more than twice the number of heads . the number of cows is | [
"5",
"7",
"10",
"12"
] | C | "explanation : let the number of cows be x and the number of hens be y . then , 4 x + 2 y = 2 ( x + y ) + 20 4 x + 2 y = 2 x + 2 y + 20 2 x = 20 x = 10 answer : c" |
openbookqa | obqa_02_04135 | In which of these locations is the winter solstice on December 21st? | [
"Panama",
"New Zealand",
"South Africa",
"Argentina"
] | A | the winter solstice is on December 21st in the northern hemisphere |
sciq | sciq_01_00232 | What specific part of the african violet is used to propagate other plants? | [
"petals",
"roots",
"spores",
"leaves"
] | D | |
math_qa | mathqa_03_00366 | if the average ( arithmetic mean ) of 2 a + 16 , 3 a - 8 is 94 , what is the value of a ? | [
"25",
"30",
"28",
"36"
] | D | "am of 2 a + 16 , 3 a - 8 = 2 a + 16 + 3 a - 8 / 2 = 5 a + 8 / 2 given that 5 a + 8 / 2 = 94 a = 36 answer is d" |
openbookqa | obqa_02_02892 | A boy that has two legs and two arms has parents that have | [
"nearly an arm and a leg",
"the same number limbs",
"their left arms only",
"one right leg each"
] | B | the number of body parts of an organism is an inherited characteristic |
sciq | sciq_01_05316 | What is the basic unit of an organism called? | [
"cell",
"particle",
"singularity",
"electron"
] | A | While cells are the basic units of an organism, groups of cells can perform a job together. These cells are called specialized because they have a special job. Specialized cells can be organized into tissues . For example, your liver cells are organized into liver tissue. Your liver tissue is further organized into an ... |
sciq | sciq_01_08810 | What is the common term for animals in the phylum porifera? | [
"corals",
"sponges",
"crustaceans",
"sharks"
] | B | |
sciq | sciq_01_03653 | What two layers is the skin made of? | [
"Blood and dermis",
"respiration and dermis",
"layers and dermis",
"epidermis and dermis"
] | D | Skin is made up of two layers, the epidermis on top and the dermis below. The tissue below the dermis is called the hypodermis, but it is not part of the skin. |
sciq | sciq_01_00013 | What are used to write nuclear equations for radioactive decay? | [
"critical symbols",
"trigonometric symbols",
"radioactive symbols",
"nuclear symbols"
] | D | Nuclear symbols are used to write nuclear equations for radioactive decay. Let’s consider the example of the beta-minus decay of thorium-234 to protactinium-234. This reaction is represented by the equation:. |
medmcqa | medmcqa_05_04315 | Cyanide poisoning acts by : | [
"Inhibiting DNA synthesis",
"Inhibiting enzymes of proteins synthesis",
"Inhibiting cellular respiration",
"Inhibiting protein breakdown"
] | C | C i.e. Inhibit cellular respiration |
medmcqa | medmcqa_05_00999 | Verocay bodies are seen in - | [
"Meningioma",
"Glioma",
"Medulloblastoma",
"Schwannoma"
] | D | . Schwannoma |
medmcqa | medmcqa_05_02799 | Tapping is required in a screw which is: | [
"Fluted.",
"Non fluted.",
"Self drilling.",
"Self tapping."
] | B | Self tapping screw eliminates the need for tapping. Fluted screws have flutes at the end that act as tap and collect bone debris as the screw is advanced. |
sciq | sciq_01_08007 | What is categorized by the forces holding the individual atoms, ions, or molecules together? | [
"solids",
"liquids",
"oils",
"gases"
] | A | Solids can be categorized by the forces holding the individual atoms, ions, or molecules together. The Table below summarizes the properties of different solids:. |
sciq | sciq_01_00486 | How many different types of stresses are there? | [
"four",
"five",
"three",
"seven"
] | A | Stress is the force applied to a rock. There are four types of stresses:. |
openbookqa | obqa_02_02300 | A person in precipitating weather will want to | [
"be electrocuted",
"be vanquished",
"be drowned",
"be safeguarded"
] | D | shelter can protect humans from weather |
sciq | sciq_01_05487 | When the bud is fully developed, it breaks away from the parent cell and forms a new what? | [
"organism",
"stem",
"leaf",
"flower"
] | A | Budding occurs when a parent cell forms a bubble-like bud. The bud stays attached to the parent cell while it grows and develops. When the bud is fully developed, it breaks away from the parent cell and forms a new organism. Budding in yeast is shown in Figure below . |
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