dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_09827 | What do mitochondrions have an inner and outer version of? | [
"Molecule",
"Fatty Acids",
"protein",
"membrane"
] | D | As you can see from Figure above , a mitochondrion has an inner and outer membrane. The space between the inner and outer membrane is called the intermembrane space. The space enclosed by the inner membrane is called the matrix. The second stage of cellular respiration, the Krebs cycle, takes place in the matrix. The t... |
medmcqa | medmcqa_05_03098 | In Kawasaki disease, desquamation and denudation of skin from fingers and toes occur at | [
"3rd - 6th weeks",
"2nd - 3rd week",
"After 1st week",
"After 6 weeks"
] | B | Kawasaki disease can be divided into 3 clinical phases:Clinical phasedurationClinical featuresAcute febrile phase1-2 weeksfeverSubacute2-3 weeksDesquamation and peeling of fingers and toesCoronary aery aneurysmHigh risk of sudden deathConvalescence6-8weeksrecoveryKawasaki disease- Clinical Criteria1. Fever persisting a... |
sciq | sciq_01_09201 | Energy is the capacity to do work or to produce what? | [
"light",
"humidity",
"vibration",
"heat"
] | D | Energy is the capacity to do work or to produce heat. |
sciq | sciq_01_06015 | What substance is removed from waste as it passes through the large intestine? | [
"blood",
"air",
"water",
"nutrients"
] | C | Food waste enters the large intestine from the small intestine in a liquid state. As the waste moves through the large intestine, excess water is absorbed from it. The remaining solid waste is called feces. After a certain amount of feces have collected, a sphincter relaxes to let the feces pass out of the body through... |
math_qa | mathqa_03_04197 | a child want to buy 3 new toys . if there are 10 toys that satisfy the child ' s criteria , in how many different ways can the child select the 3 new toys if the order of selection does n ' t matter . | [
"20",
"120",
"210",
"15"
] | B | "the number of ways of choosing 3 toys out of 10 are counted by = 10 c 3 ways = 120 answer : option b" |
medmcqa | medmcqa_05_02963 | Delirium tremens is seen in: March 2013 (h) | [
"Alcohol withdrawl",
"Alcohol overdoses",
"Morphine poisoning",
"Atropine poisoning"
] | A | Ans. A i.e. Alcohol withdrawl |
openbookqa | obqa_02_04273 | Which would be conserving resources? | [
"buying a new truck",
"buying a new SUV",
"eating only steaks and caviar",
"abstaining from riding a motorcycle"
] | D | An example of conservation is not using fossil fuel |
sciq | sciq_01_08390 | The pollen grain absorbs water and does what after it adheres to the stigma of a carpel? | [
"dissolves",
"germinates",
"blooms",
"reproduces"
] | B | |
openbookqa | obqa_02_00370 | Near which location would an anteater most likely live? | [
"swamp",
"anthill",
"river",
"bee hive"
] | B | most predators live near the same environment as their prey |
sciq | sciq_01_07698 | All chemical changes involve a transfer of what? | [
"energy",
"hydrogen",
"nitrogen",
"pressure"
] | A | All chemical changes involve a transfer of energy. When zinc reacts with hydrochloric acid, the test tube becomes very warm as energy is released during the reaction. Some other reactions absorb energy. While energy changes are a potential sign of a chemical reaction, care must be taken to ensure that a chemical reacti... |
openbookqa | obqa_02_01485 | the moon rising occurs | [
"once in a decade",
"4 times a year",
"7 times a week",
"1 time a month"
] | C | the moon rising occurs once per day |
math_qa | mathqa_03_02388 | nicky and cristina are running a 100 meter race . since cristina is faster than nicky , she gives him a 12 second head start . if cristina runs at a pace of 5 meters per second and nicky runs at a pace of only 3 meters per second , how many seconds will nicky have run before cristina catches up to him ? | [
"30",
"35",
"40",
"25"
] | A | "the distance traveled by both of them is the same at the time of overtaking . 3 ( t + 12 ) = 5 t t = 18 . cristina will catch up nicky in 18 seconds . so in 18 seconds cristina would cover = 18 * 5 = 90 meter . now time taken my nicky to cover 90 meter = 90 / 3 = 30 seconds . a" |
medmcqa | medmcqa_05_03998 | A 70 years old female is on treatment withAlendronate for 7 years for osteoporosis. Now she complains of pain in right thigh'at is the next investigation to be performed? | [
"DEXA scan",
"X-ray",
"Serum vitamin D levels",
"Serum alkaline phosphate levels"
] | B | Ans. b. X-ray The pain in right thigh in a 70 years old female, who is on treatment with alendronate for 7 years for osteoporosis might be due to femoral shaft fracture. Plain X-rays showed a characteristic picture consisting of a transverse or sho oblique fracture line, lateral coical thickening, and medial spiking. S... |
openbookqa | obqa_02_00550 | Thermal conduction is | [
"room temperature water sitting on a counter",
"a dog's paws touching summer scorched pavement",
"cake pans stacked in an oven",
"ice touching ice in a freezer"
] | B | when a cooler object touches a warmer object , thermal conduction occurs |
math_qa | mathqa_03_04029 | the compound ratio of 5 : 6 , 3 : 2 and 4 : 5 ? | [
"1 : 8",
"1 : 6",
"1 : 2",
"1 : 1"
] | D | "5 / 6 * 3 / 2 * 4 / 5 = 1 / 1 1 : 1 answer : d" |
sciq | sciq_01_07494 | What kind of solids have particles that are arranged in a regular repeating pattern? | [
"metabolic solids",
"crystalline solids",
"carbon-based solids",
"salts"
] | B | Crystalline solids have particles that are arranged in a regular repeating pattern. They form crystals. Amorphous solids have particles that are arranged more-or-less at random. They do not form crystals. |
ARC-Easy | arc_04_01131 | A family installs a new heating system in their home. Which is the most desirable result of the new heating system? | [
"producing more noise pollution",
"decreasing the amount of energy used",
"increasing the use of natural resources",
"increasing the time it takes to heat the home"
] | B | null |
sciq | sciq_01_00224 | What do you call a species that has died out in the past? | [
"endangered",
"remnant",
"inhabit",
"extinct"
] | D | Life is complex, and there are millions of species alive today. Many millions more lived in the past and then went extinct. Organisms include microscopic, single-celled organisms. They also include complex, multicellular animals such as you. Clearly, life science is a huge science. That’s why a life scientist usually s... |
sciq | sciq_01_07855 | Which type of diseases do antibiotics treat? | [
"bacterial diseases",
"genetic disorders",
"viral diseases",
"nervous diseases"
] | A | Fungi can produce antibiotics , such as penicillin. Antibiotics are important medicines that kill bacteria, and penicillin was the first identified cure against many deadly bacterial species. Antibiotics only treat bacterial diseases; they can not be used to treat viral or fungal diseases. |
sciq | sciq_01_10026 | Multiple sclerosis, huntington’s disease, parkinson’s disease, and alzheimer’s disease are example of diseases of which body system? | [
"circulatory system",
"nervous system",
"muscular system",
"lymphatic system"
] | B | There are many other nervous system diseases. They include multiple sclerosis, Huntington’s disease, Parkinson’s disease, and Alzheimer’s disease. However, these diseases rarely, if ever, occur in young people. Their causes and symptoms are listed below ( Table below ). The diseases have no known cure, but medicines ma... |
sciq | sciq_01_04043 | Observations suggest that a force applied to an object is always applied by what? | [
"another object",
"dark matter",
"itself",
"gravity"
] | A | Where do forces come from? Observations suggest that a force applied to an object is always applied by another object. A hammer strikes a nail, a car pulls a trailer, and a person pushes a grocery cart. Newton realized that forces are not so one-sided. When the hammer exerts a force on the nail, the nail also exerts a ... |
math_qa | mathqa_03_03659 | a ’ s speed is 30 / 17 times that of b . if a and b run a race , what part of the length of the race should a give b as a head start , so that the race ends in a dead heat ? | [
"1 / 17",
"13 / 30",
"17 / 30",
"11 / 30"
] | B | "we have the ratio of a ’ s speed and b ’ s speed . this means , we know how much distance a covers compared with b in the same time . this is what the beginning of the race will look like : ( start ) a _________ b ______________________________ if a covers 30 meters , b covers 17 meters in that time . so if the race i... |
math_qa | mathqa_03_02027 | what is the greatest of 3 consecutive integers whose sum is 39 ? | [
"14",
"15",
"16",
"17"
] | A | "39 / 3 = 13 the three numbers are 12 , 13 , and 14 . the answer is a ." |
sciq | sciq_01_07550 | What important aspect of the scientific method is a suggested explanation for an event, which can be tested? | [
"hypothesis",
"independent variable",
"string theory",
"scientific control"
] | A | The Process of Science Biology is a science, but what exactly is science? What does the study of biology share with other scientific disciplines? Science (from the Latin scientia, meaning “knowledge”) can be defined as knowledge that covers general truths or the operation of general laws, especially when acquired and t... |
medmcqa | medmcqa_05_01217 | Which of the following is not a type of VDPV? | [
"mVDPV",
"aVDPV",
"iVDPV",
"cVDPV"
] | A | Vaccine derived polio virus ( VDPV) ard divided in to 3 categories. cVDPV- when evidence of person to person transmission exists in community. iVDPV- Immuno deficient associated VDPV, which are isolates from persons with primary immunodeficiency, who have prolonged VDPV infections. aVDPV- Ambiguous VDPV,which are eithe... |
openbookqa | obqa_02_01145 | Snowfall takes place during the winter in what area? | [
"Arctic",
"Atlantic",
"Rain forest",
"Tropics"
] | A | snow falls during the winter in the arctic environment |
math_qa | mathqa_03_01415 | a sum of money is sufficient to pay a ' s wages for 21 days and b ' s wages for 28 days . the same money is sufficient to pay the wages of both for ? | [
"12 days",
"12 1 / 4 days",
"14 days",
"24 1 / 2 days"
] | A | let total money be rs . x a ' s 1 day ' s wages = rs . x / 21 , b ' s 1 day ' s wages = rs . x / 28 ( a + b ) ' s 1 day ' s wages = rs . ( x / 21 + x / 28 ) = rs . x / 12 ; money is sufficient to pay the wages of both for 12 days . correct option : a |
openbookqa | obqa_02_00174 | During a thunderstorm an animal is most likely going to relocate to a | [
"cave",
"beach",
"mountain",
"pond"
] | A | shelter is used for protection by animals against weather |
medmcqa | medmcqa_05_03447 | Blood supply of medial surface of cerebral hemispheres is from? | [
"Anterior cerebral aery",
"Posterior cerebral aery",
"Middle cerebral aery",
"Veebral aery"
] | A | Most of the medial surface of brain is supplied by anterior cerebral aery except * temporal pole- middle cerebral aery * occipital lobe- posterior cerebral aery (Ref: vishram singh textbook of clinical neuroanatomy ,second edition of pg-178) |
openbookqa | obqa_02_00225 | The below surface pebbles of the Snake River are of non rough edges because of? | [
"smoothness",
"fish movement",
"river movement",
"rough rocks"
] | C | contact between rocks over long periods of time causes rocks to smooth |
sciq | sciq_01_11431 | What do you call the space around a charged particle where the particle exerts electric force on other charged particles? | [
"electric field",
"melodic field",
"powered field",
"charged field"
] | A | An electric field is a space around a charged particle where the particle exerts electric force on other charged particles. Because of their force fields, charged particles can exert force on each other without actually touching. Electric fields are generally represented by arrows, as you can see in the Figure below . ... |
sciq | sciq_01_08938 | What is stacked in layers in "layer cake geology"? | [
"soil",
"horizontal stata",
"sediment",
"rock stata"
] | D | Geologists say that the Grand Canyon ( Figure above ) has "layer cake geology. " This is because the rock strata are in layers. They are extremely easy to see. Sedimentary rocks are like a book that tells the story of the environment in which they formed. Rock units can be traced across large expanses. Looking down int... |
sciq | sciq_01_08662 | Intestinal cells combine with proteins to create what? | [
"chylomicrons",
"lipoproteins",
"chondrocytes",
"amino acids"
] | A | Diffusion into intestinal cells, where they are combined with proteins to create chylomicrons. |
openbookqa | obqa_02_01689 | A source of heat may come from | [
"a cold shower",
"holding hands",
"holding ice",
"Antartica"
] | B | a stove generates heat for cooking usually |
ARC-Easy | arc_04_00110 | The primary reason that plants are important for an ecosystem is because they | [
"provide energy for consumers.",
"depend on other organisms for shelter.",
"break down dead animal matter.",
"consume nutrients for energy."
] | A | null |
sciq | sciq_01_00722 | What element is typically used to shield things from gamma rays? | [
"lead",
"gold",
"silver",
"aluminum"
] | A | High-density materials are much more effective protection against gamma emissions than low-density ones. Gamma rays are usually blocked effectively by lead shielding. The thickness of the shielding will determine the effectiveness of the protection offered by the lead. |
openbookqa | obqa_02_04206 | ____ burns from the energy of ____ | [
"death; wind",
"a teacandle; wax",
"food; water",
"water; fire"
] | B | lighting a candle causes that candle to burn |
math_qa | mathqa_03_01450 | a 35 cm long wire is to be cut into two pieces so that one piece will be 2 / 5 th of the other , how many centimeters will the shorter piece be ? | [
"10",
"20",
"88",
"77"
] | A | "1 : 2 / 5 = 5 : 2 2 / 7 * 35 = 10 answer : a" |
openbookqa | obqa_02_02303 | A painted turtle will have natural coloring, but a turtle that has been painted will have | [
"cold colors",
"thirty colors",
"artificial colors",
"natural colors"
] | C | painting an object a color causes that object to be that color |
math_qa | mathqa_03_04954 | for all real numbers v , an operation is defined by the equation v * = v - v / 3 . if ( v * ) * = 20 , then v = | [
"36",
"39",
"42",
"45"
] | D | "( v * ) * = ( v - v / 3 ) - ( v - v / 3 ) / 3 20 = 2 v / 3 - 2 v / 9 = 4 v / 9 v = 45 the answer is d ." |
openbookqa | obqa_02_00844 | The sun causes what to happen to water at a more rapid pace when heat is added? | [
"water volume maintains exactly",
"water levels rise as moisture is held in the water",
"the heat makes the water boil as it reaches higher temperatures",
"heat causes the water to lose volume as moisture is pulled into the air"
] | D | the sun causes water to evaporate more quickly by adding heat |
math_qa | mathqa_03_03193 | a man sitting in a train which is traveling at 80 kmph observes that a goods train , traveling in opposite direction , takes 9 seconds to pass him . if the goods train is 280 m long , find its speed . ? | [
"32 kmph",
"58 kmph",
"62 kmph",
"65 kmph"
] | A | "relative speed = 280 / 9 m / sec = ( ( 280 / 9 ) * ( 18 / 5 ) ) kmph = 112 kmph . speed of goods train = ( 112 - 80 ) kmph = 32 kmph . answer : a" |
medmcqa | medmcqa_05_04462 | Refsum's disease is due to accumulation of | [
"C26-C38 polyenoic acids",
"C6-C10 o-dicarboxylic acids",
"Palmitic acid",
"Phytanic acid"
] | D | Refsum disease is a rare neurologic disorder due to a metabolic defect that results in the accumulation of phytanic acid, which is found in dairy productsand ruminant fat and meat. Phytanic acid is thought to have pathological effects on membrane function, protein prenylation, and gene expression.Ref: Harper&;s Biochem... |
sciq | sciq_01_00594 | The complete hydrolysis of starch yields what? | [
"insulin",
"glucose",
"glutamate",
"sucrose"
] | B | Both amylopectin and glycogen contain branch points that are linked through α-1,6linkages. These branch points occur more often in glycogen. Dextrins are glucose polysaccharides of intermediate size. The shine and stiffness imparted to clothing by starch are due to the presence of dextrins formed when clothing is irone... |
sciq | sciq_01_05901 | What is the layer above the troposphere? | [
"stratosphere",
"mesosphere",
"troposphere",
"thermosphere"
] | A | The stratosphere is the layer above the troposphere. Temperature increases with altitude in this layer. The ozone layer occurs here. |
sciq | sciq_01_10336 | What is it called when crystals form from magma? | [
"vulcanism",
"crystallization",
"sedimentation",
"transpiration"
] | B | Cooling and crystallization. Deep within the Earth, temperatures can get hot enough to create magma. As magma cools, crystals grow, forming an igneous rock. The crystals grow larger if the magma cools slowly, as it does if it remains deep within the Earth. If the magma cools quickly, the crystals will be very small. Wh... |
sciq | sciq_01_06940 | Gaseous nitrogen is converted into forms that can be used by plants during a process called what? | [
"plant fixation",
"oxygen fixation",
"nitrogen fixation",
"dioxide fixation"
] | C | Gaseous nitrogen is converted into forms that can be used by plants during the process of nitrogen fixation. |
math_qa | mathqa_03_03867 | if the simple interest on a certain amount in at 4 % rate 5 years amounted to rs . 2080 less than the principal . what was the principal ? | [
"1500",
"2600",
"2507",
"3200"
] | B | "p - 2080 = ( p * 5 * 4 ) / 100 p = 2600 answer : b" |
medmcqa | medmcqa_05_04128 | In case of hypothyroidism which investigation is most informative and most commonly used. | [
"Serum TSH Level",
"Serum T3, T4 Level",
"Serum Calcitonin assay",
"Serum TRH assay"
] | A | Ans is 'a' ie Serum TSH Level "A normal TSH Level excludes primary (but not secondary) hypothyroidism. If the TSH is elevated a free T4 level is needed to confirm the presence of clinical hypothyroidism, but free T4 is inferior to TSH when used as a screening test, as it will not detect subclinical or mild hypothyroidi... |
medmcqa | medmcqa_05_03095 | Heliotrope rash is seen in - | [
"Psoriasis",
"Dermatomyositis",
"DLE",
"Pemphigus"
] | B | Heliotrope rash seen 30-60% of patients with dermatomyositis it is pruritic , symmetrical, confluent,violaceous erythema on eyelids sometimes cheeks and forehead. IADVL Textbook of dermatology page 1248 |
openbookqa | obqa_02_04205 | A seaman will likely use this tool more than other: | [
"plate with a plug",
"candle with a wick",
"disc with an arrow",
"card with a strip"
] | C | a compass is used to navigate oceans |
sciq | sciq_01_07412 | Cooling or evaporation of what from the sea surface makes surface water dense? | [
"dirty water",
"warm water",
"salt water",
"fresh water"
] | D | Cooling or evaporation of fresh water from the sea surface makes surface water dense. This causes the surface water to undergo downwelling. |
sciq | sciq_01_04300 | What is a double membrane of the nucleus that encloses the genetic material? | [
"the nuclear compression",
"the complex envelope",
"the cell wall",
"the nuclear envelope"
] | D | The nuclear envelope is a double membrane of the nucleus that encloses the genetic material. It separates the contents of the nucleus from the cytoplasm. The nuclear envelope is made of two phospholipid bilayers, an inner membrane and an outer membrane. The outer membrane is continuous with the rough endoplasmic reticu... |
medmcqa | medmcqa_05_02443 | A perimenopausal woman on Pap smear has repoed ASCUS (atypical squamous cell of unknown significance). Next line of management is: | [
"Loop excision",
"Conization",
"Colposcopy",
"Hysterectomy"
] | C | In Bethesda system, the most common cytological abnormality is atypical squamous cells (ASC). ASC is fuher divided into ASCUS (atypical squamous cell of unknown significance) and ASC-H (atypical squamous cells where HSIL cannot be ruled out). The risk of progression of ASCUS to CIN is 5%. These patients should be follo... |
medmcqa | medmcqa_05_03149 | Causes of severe hypokalemic metabolic alkalosis with severe hypeension include | [
"Liddle syndrome",
"Bater syndrome",
"Gitelman syndrome",
"Renal tubular acidosis"
] | A | Liddle syndrome - AD, gain-in-function mutations of ENaC subunits. Activating kidneys to excrete potassium retaining excessive sodium & water, leading to hypeension. C/F- severe hypeension with hypokalemia, unresponsive to spironolactone yet sensitive to amiloride |
sciq | sciq_01_03015 | Solutions to schrödinger’s equation involve four special numbers called what? | [
"light numbers",
"linear numbers",
"gravity numbers",
"quantum numbers"
] | D | Solutions to Schrödinger’s equation involve four special numbers called quantum numbers . (Three of the numbers, , , and , come from Schrödinger’s equation, and the fourth one comes from an extension of the theory). These four numbers completely describe the energy of an electron. Each electron has exactly four quantum... |
openbookqa | obqa_02_04325 | moist means high in what? | [
"rock",
"solids",
"watery",
"heat"
] | C | moist means high in moisture |
sciq | sciq_01_11295 | Algae are like plants mainly because they contain what? | [
"chloroplasts",
"cells",
"cell wall",
"organelles"
] | A | Algae are like plants mainly because they contain chloroplasts. This allows them to make food by photosynthesis. Algae are important producers in water-based ecosystems such as the ocean. On the other hand, algae lack other plant structures. For example, they don’t have roots, stems, or leaves. Also unlike plants, some... |
sciq | sciq_01_09402 | What scientist constructed a tree diagram, separating living organisms into three domains? | [
"carl woese",
"Mendel",
"CT Fletcher",
"Gibbs"
] | A | Figure 1.17 This phylogenetic tree was constructed by microbiologist Carl Woese using data obtained from sequencing ribosomal RNA genes. The tree shows the separation of living organisms into three domains: Bacteria, Archaea, and Eukarya. Bacteria and Archaea are prokaryotes, single-celled organisms lacking intracellul... |
math_qa | mathqa_03_03237 | how many pieces of 0.85 meteres can be cut from a rod 42.5 meteres long | [
"30",
"40",
"50",
"60"
] | C | explanation : we need so simple divide 42.5 / 0.85 , = ( 4250 / 85 ) = 50 option c |
openbookqa | obqa_02_03823 | If a handheld cylinder is allowing people to see in the forest after dusk, then the item likely | [
"needs a blanket",
"is a stone",
"hooks to outlets",
"uses knitting needles"
] | C | a flashlight requires a source of electricity to produce light |
math_qa | mathqa_03_02175 | 7 / 10 of the population of the country of venezia lives in montague province , while the rest lives in capulet province . in the upcoming election , 80 % of montague residents support romeo , while 70 % of capulet residents support juliet ; each resident of venezia supports exactly one of these two candidates . rounde... | [
"28 %",
"41 %",
"60 %",
"72 %"
] | C | "total population = 100 ( assume ) . 7 / 10 * 100 = 70 people from montague . 3 / 10 * 100 = 30 people from capulet . 0.2 * 70 = 14 people from montague support juliet . 0.7 * 30 = 21 people from capulet support juliet . the probability that a juliet supporter chosen at random resides in capulet is 21 / ( 14 + 21 ) = ~... |
openbookqa | obqa_02_04443 | Which of the following actions can make electrical energy brighten your room? | [
"Clap on!",
"Jumping in place",
"Turning a doorknob",
"Rubbing your nose"
] | A | a light bulb converts electrical energy into light energy when it is turned on |
math_qa | mathqa_03_02709 | the average age of a group of 10 persons was decreased by 3 years when one person , whose age was 45 years , was replaced by a new person . find the age of the new person ? | [
"18",
"56",
"12",
"15"
] | D | initial average age of the 10 persons be p . age of the new person q . sum of the ages of the initial 10 persons = 10 p new average = ( p - 3 ) 10 ( p - 3 ) = 10 p - 45 + q = > q = 15 answer : d |
math_qa | mathqa_03_01988 | simplify : 500 x 500 - 200 x 200 | [
"761200",
"761400",
"761800",
"210000"
] | D | "( 500 ) ^ 2 - ( 200 ) ^ 2 = ( 500 + 200 ) ( 500 - 200 ) = 700 x 300 = 210000 . answer is d ." |
sciq | sciq_01_05165 | Where are most plants firmly rooted? | [
"rock",
"mineral",
"soil",
"grass"
] | C | Like all living things, plants detect and respond to stimuli in their environment. Unlike animals, plants can't run, fly, or swim toward food or away from danger. They are usually rooted firmly in the soil, like the tree in Figure below . |
sciq | sciq_01_05478 | Solar cells convert the energy in sunlight to what type of energy? | [
"active energy",
"electrical energy",
"stellar energy",
"radical energy"
] | B | Solar cells convert the energy in sunlight to electrical energy. Solar cells are also called photovoltaic (PV) cells because they use light ( photo- ) to produce voltage ( -voltaic ). Solar cells contain a material such as silicon that absorbs light energy. The energy knocks electrons loose so they can flow freely and ... |
ARC-Easy | arc_04_02120 | A common characteristic of all living things is that they | [
"breathe air.",
"walk upright.",
"are made of cells.",
"use sunlight for growth."
] | C | null |
math_qa | mathqa_03_00256 | a , b and c rents a pasture for rs . 435 . a put in 12 horses for 8 months , b 16 horses for 9 months and 18 horses for 6 months . how much should b pay ? | [
"180",
"227",
"268",
"198"
] | A | 12 * 8 : 16 * 9 = 18 * 6 8 : 12 : 9 12 / 29 * 435 = 180 answer : a |
ARC-Easy | arc_04_00982 | Which most likely contributed to the extinction of many species and endangered the survival of others? | [
"pollution",
"habitat destruction",
"an asteroid hitting Earth",
"tectonic plate movement"
] | B | null |
sciq | sciq_01_03779 | Every human cell has the same what, and each cell has thousands of them? | [
"DNA",
"genes",
"chromosomes",
"ribosomes"
] | B | There are about 22,000 genes in every human cell. Does every human cell have the same genes? Yes. Does every human cell make the same proteins? No. In a multicellular organism, such as us, cells have specific functions because they have different proteins. They have different proteins because different genes are expres... |
sciq | sciq_01_05643 | When a sperm penetrates the egg, it triggers the egg to complete what? | [
"lesions",
"fertilization",
"mutations",
"meiosis"
] | D | When a sperm penetrates the egg, it triggers the egg to complete meiosis. The sperm also undergoes changes. Its tail falls off, and its nucleus fuses with the nucleus of the egg. The resulting cell, called a zygote, contains all the chromosomes needed for a new human organism. Half the chromosomes come from the egg and... |
sciq | sciq_01_03614 | What does the ubiquitous generator use to generate currents? | [
"water",
"gravity",
"inertia",
"magnetism"
] | D | The hint of symmetry between electricity and magnetism found in the preceding chapter will be elaborated upon in this chapter. Specifically, we know that a current creates a magnetic field. If nature is symmetric here, then perhaps a magnetic field can create a current. The Hall effect is a voltage caused by a magnetic... |
sciq | sciq_01_10112 | What is the term for a small organelle where proteins are made? | [
"capsule",
"atom",
"ribosome",
"ovary"
] | C | A ribosome is a small organelle where proteins are made. It’s like a factory in the cell. It gathers amino acids and joins them together into proteins. Unlike other organelles, the ribosome is not surrounded by a membrane. As a result, some scientists do not classify it as an organelle. Ribosomes may be found floating ... |
math_qa | mathqa_03_00572 | how many trailing zeroes does 49 ! + 50 ! have ? | [
"9",
"10",
"11",
"12"
] | B | "49 ! + 50 ! = 51 * 49 ! no of trailing 0 ' s = no of 5 * 2 no of 2 ' s = 49 / 2 + 49 / 4 + 49 / 8 + 49 / 16 + 49 / 32 = d no of 5 ' s = 49 / 5 + 49 / 25 = 10 = p now since p < d no of trailing 0 ' s = 10 answer : b" |
openbookqa | obqa_02_04196 | Which likely occurs in the digestive system? | [
"twinkies are converted to usable material",
"air comes in and out",
"twinkies are baked fresh",
"plastic is found here"
] | A | the breaking down of food into simple substances occurs in the digestive system |
openbookqa | obqa_02_01943 | Metal things are made of metal, glass things are made of glass, iron things, however, are made of what material? | [
"Iron",
"Plastic",
"candy",
"milk"
] | A | iron nails are made of iron |
math_qa | mathqa_03_04162 | if t = 5 / 9 * ( k - 32 ) , and if t = 50 , then what is the value of k ? | [
"116",
"119",
"122",
"125"
] | C | "k - 32 = 9 t / 5 k = 9 t / 5 + 32 k = 9 ( 50 ) / 5 + 32 = 122 the answer is c ." |
openbookqa | obqa_02_03883 | If you were looking for a cold blooded animal a donkey would be | [
"a stuffed animal",
"the wrong animal",
"the right animal",
"a fictional animal"
] | B | a mammal is warm-blooded |
sciq | sciq_01_02959 | Many microorganisms are single celled and use what for perception and movement? | [
"organelles",
"chloroplasts",
"mitochondria",
"nucleus"
] | A | Chapter 12 1 MRI uses the relative amount of water in tissue to distinguish different areas, so gray and white matter in the nervous system can be seen clearly in these images. 3 Neurons enable thought, perception, and movement. Plants do not move, so they do not need this type of tissue. Microorganisms are too small t... |
sciq | sciq_01_08680 | Sickle cell anemia is what type of disorder? | [
"autosomal recessive disorder",
"autosomal dominant disorder",
"spontaneous mutation",
"nongenetic disorder"
] | A | Sickle-Shaped and Normal Red Blood Cells. Sickle cell anemia is an autosomal recessive disorder. The mutation that causes the disorder affects just one amino acid in a single protein, but it has serious consequences for the affected person. This photo shows the sickle shape of red blood cells in people with sickle cell... |
sciq | sciq_01_00299 | What evolved, adapted response to resource availability is the long-range seasonal movement of animals? | [
"changing",
"regulating",
"Stagnation",
"migration"
] | D | Migration Migration is the long-range seasonal movement of animals. It is an evolved, adapted response to variation in resource availability, and it is a common phenomenon found in all major groups of animals. Birds fly south for the winter to get to warmer climates with sufficient food, and salmon migrate to their spa... |
sciq | sciq_01_08202 | Gametes are products through meiosis in which organs? | [
"hormones",
"kidneys",
"gonads",
"cones"
] | C | At the end of meiosis, haploid cells are produced. These cells need to further develop into mature gametes capable of fertilization, a process called gametogenesis ( Figure below ). Animals produce gametes directly through meiosis in organs called gonads. Gametogenesis differs between the sexes. In the male, the produc... |
ARC-Challenge | arc_04_02643 | Which animal is preparing for a seasonal change in the environment? | [
"a bat flying at night",
"a deer drinking water",
"an owl eating a mouse",
"a squirrel storing nuts"
] | D | null |
sciq | sciq_01_07803 | Muscle groups are controlled by what mechanism? | [
"activation energy",
"motor cortex",
"growth hormones",
"cerebral cortex"
] | B | Figure 35.22 Different parts of the motor cortex control different muscle groups. Muscle groups that are neighbors in the body are generally controlled by neighboring regions of the motor cortex as well. For example, the neurons that control finger movement are near the neurons that control hand movement. |
sciq | sciq_01_10800 | Who controls prey population? | [
"ecosystems",
"bees",
"predators",
"parasites"
] | C | |
math_qa | mathqa_03_04159 | a reduction of 25 % in the price of oil enables a house wife to obtain 5 kgs more for rs . 600 , what is the reduced price for kg ? | [
"30",
"60",
"70",
"80"
] | A | "a 600 * ( 25 / 100 ) = 150 - - - - 5 ? - - - - 1 = > rs . 30" |
sciq | sciq_01_02006 | Which theory explains how populations of organisms can change over time? | [
"free by natural selection",
"changes by natural selection",
"evolution by natural selection",
"intelligent selection"
] | C | The theory of evolution by natural selection explains how populations of organisms can change over time. As environments change, so must the traits of organisms if they are to survive in the new conditions. Evolution by natural selection explains how this happens. It also explains why there are so many different specie... |
openbookqa | obqa_02_01787 | Which type of cell must perform all life functions? | [
"candida",
"sea turtle",
"dragonfly",
"daisy"
] | A | if a cell can not specialize then that cell must perform all life functions |
ARC-Easy | arc_04_01195 | The continental crust floats on top of the mantle because the crust is | [
"less dense than the mantle.",
"made of a liquid material.",
"made up of oxygen which is a light element.",
"separated from the mantle by a layer of water."
] | A | null |
medmcqa | medmcqa_05_04980 | The rate of skeletal muscle relaxation is related to the rate: | [
"At which free Ca++ is removed from the sarcoplasm",
"At which phosphocreatine is metabolized",
"Of ATP hydrolysis",
"Of acetylcholine resynthesis"
] | A | The rate of skeletal muscle relaxation is related to the rate at which free Ca++ is removed from the sarcoplasm. A fraction of a second after its release Ca++ is pumped back into the sarcoplasmic reticulum. This removes Ca++ from the troponin thus allowing the tropomyosin to cover the active sites of the actin. This pr... |
medmcqa | medmcqa_05_00096 | Gene for the ryanodine receptor, mutation in which is responsible for malignant hypehermia is located on which chromosome- | [
"Chromosome 19",
"Chromosome 17",
"Chromosome 18",
"Chromosome 16"
] | A | Malignant hypehermia is a genetic(autosomal dominant) hypermetabolic muscle disease. Malignant hypehermia is a genetic disorder; there is a defect in the gene that codes for the protein ryanodine receptor (RyR) in skeletal muscle. Ryanodine receptor is a Ca2+-release channel present in the membrane of L-tubule of skele... |
sciq | sciq_01_05452 | In biology, a relationship that benefits both entities is known as what? | [
"naturalism",
"altruism",
"mutualism",
"predatory"
] | C | Some bacteria depend on other organisms for survival. For example, some bacteria live in the roots of legumes, such as pea plants ( Figure below ). The bacteria turn nitrogen-containing molecules into nitrogen that the plant can use. Meanwhile, the root provides nutrients to the bacteria. In this relationship, both the... |
openbookqa | obqa_02_01032 | If the trees in an area are growing in soil rich with a certain vitamin, what might happen? | [
"the vitamin would evaporate",
"the vitamin would leak back into the ground",
"the trees would mutate and die",
"the squirrels would have that vitamin in their system"
] | D | if some nutrients are in the soil then those nutrients are in the food chain |
ARC-Easy | arc_04_01062 | An organism, such as a nematode worm, may have only 1000 cells. It should be classified as being | [
"a virus.",
"a bacteria.",
"unicellular.",
"multicellular."
] | D | null |
math_qa | mathqa_03_03742 | a cylinder is 6 cms in diameter and 6 cms in height . if spheres of the same size are made from the material obtained , what is the diameter of each sphere ? | [
"5 cms'",
"2 cms'",
"3 cms'",
"4 cms'"
] | C | since the sphere is made out of the cylinder material their volume will be same volume of cylinder = pi * 3 ^ 2 * 6 volume of one sphere = 4 / 3 * pi * r ^ 3 ( where r is radius of sphere ) so if there are n such sphere ' s equating the volumes , pi * r ^ 2 * h = n * ( 4 / 3 ) * pi * r ^ 3 n is the number of spheres , ... |
medmcqa | medmcqa_05_02082 | Auxotonic contraction of a muscle is: | [
"Same as isotonic contraction for different lengths of fibres",
"Based on the principle of \"recruitment of motor units\"",
"Combination of isometric + isotonic contractions",
"Dynamic followed by adynamic contraction"
] | B | Auxotonic contraction: is the one in which the strength of contraction goes increasing, as the contraction proceeds. This phenomenon is about a single contraction. As the contraction proceeds, more and more motor units may be recruited in the contraction, thus increasing the strength of contraction.This is in skeletal ... |
openbookqa | obqa_02_04017 | What is a source of oxygen through photosynthesis? | [
"lakes",
"car engines",
"sunflowers",
"people"
] | C | plants are a source of oxygen through photosynthesis |
medmcqa | medmcqa_05_00593 | Locking of the knee joint is caused by the contraction of: | [
"Popliteus",
"Biceps femoris",
"Semimembranosus",
"Quadriceps femoris"
] | D | Ans. D. Quadriceps femorisLocking of the knee happens during the last stages of extension when a person is standing up. Medial rotation of femur occurs during locking movement. This movement is aided by oblique pull of the ligaments of the knee joint and contraction of the quadriceps muscles. The ligaments are pulled t... |
sciq | sciq_01_06291 | What term is used to describe an unusual sound coming from the heart that is caused by the turbulent flow of blood? | [
"music",
"whisper",
"garble",
"murmur"
] | D | The term murmur is used to describe an unusual sound coming from the heart that is caused by the turbulent flow of blood. Murmurs are graded on a scale of 1 to 6, with 1 being the most common, the most difficult sound to detect, and the least serious. The most severe is a 6. Phonocardiograms or auscultograms can be use... |
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