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_10271 | The trade winds are nearest what? | [
"poles",
"boundary plates",
"equator",
"inland"
] | C | The wind belts have names. The Trade Winds are nearest the equator. The next belt is the westerlies. Finally are the polar easterlies. The names are the same in both hemispheres. |
sciq | sciq_01_05144 | What medical emergency occurs when a blood clot blocks blood flow to part of the brain, causing death of brain cells? | [
"stroke",
"heart murmur",
"cardiac arrest",
"epileptic seizure"
] | A | A stroke occurs when a blood clot blocks blood flow to part of the brain. Brain cells die quickly when their oxygen supply is cut off. Therefore, a stroke may cause permanent loss of normal mental functions. Many stroke patients suffer some degree of paralysis, or loss of the ability to feel or move certain parts of th... |
sciq | sciq_01_09647 | Initiation, elongation, and termination are the three steps of what? | [
"differentiation",
"mutation",
"transcription",
"respiration"
] | C | Transcription takes place in three steps: initiation, elongation, and termination. The steps are illustrated in Figure below . |
math_qa | mathqa_03_02415 | a contest will consist of n questions , each of which is to be answered eithertrueorfalse . anyone who answers all n questions correctly will be a winner . what is the least value of n for which the probability is less than 1 / 100 that a person who randomly guesses the answer to each question will be a winner ? | [
"5",
"10",
"50",
"100"
] | C | "a contest will consist of n questions , each of which is to be answered eithertrueorfalse . anyone who answers all n questions correctly will be a winner . what is the least value of n for which the probability is less than 1 / 1000 that a person who randomly guesses the answer to each question will be a winner ? a . ... |
sciq | sciq_01_04134 | What are atoms called when they have the same number of negative electrons as positive protons in an electrical charge? | [
"neutral",
"negative",
"static",
"positive"
] | A | Atoms are neutral in electrical charge because they have the same number of negative electrons as positive protons. Therefore, the atomic number of an atom also tells you how many electrons the atom has. This, in turn, determines many of the atom’s properties. |
openbookqa | obqa_02_00982 | In order to make a spiral notebook, it is imperative to use | [
"rubber",
"plastic",
"trees",
"cows"
] | C | if something is a raw material in a process then that something is required for that process |
sciq | sciq_01_01921 | A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees? | [
"pendulum",
"gravity",
"weight",
"variation"
] | A | 16.4 The Simple Pendulum • A mass m suspended by a wire of length L is a simple pendulum and undergoes simple harmonic motion for amplitudes less than about 15º. The period of a simple pendulum is. |
math_qa | mathqa_03_03050 | a person ' s present age is two - fifth of the age of his mother . after 8 years , he will be one - half of the age of his mother . what is the present age of the mother ? | [
"25",
"30",
"35",
"40"
] | D | "let present age of the mother = 5 x then , present age of the person = 2 x 5 x + 8 = 2 ( 2 x + 8 ) 5 x + 8 = 4 x + 16 x = 8 present age of the mother = 5 x = 40 answer is d ." |
sciq | sciq_01_10983 | What is a feature that prokaryotes lack? | [
"cell wall",
"epidermis",
"plasma",
"nucleus"
] | D | No doubt you've had a sore throat before, and you've probably eaten cheese or yogurt. If so, then you've already encountered the amazing world of prokaryotes. Prokaryotes are single-celled organisms that lack a nucleus. They also lack other membrane-bound organelles. Prokaryotes are tiny. They can only be viewed with a... |
medmcqa | medmcqa_05_01112 | Phelps sign is seen in : | [
"Glomus jugulare",
"Vestibular shwanoma",
"Menniers disease",
"Neurofibromatosis"
] | A | Ans. is 'a' ie Glomus jugulare " The absence of the normal crest of bone between the carotid canal and jugular fossa on lateral tomography is virtually diagnostic of a glomus jugulare tumor. This is k/a Phelps' sign." - Scott-Brown, 5/e |
ARC-Easy | arc_04_00036 | Decomposers increase the fertility of the soil and prevent dead organisms from building up in the environment. In which way do decomposers make the soil more fertile? | [
"by adding carbon",
"by adding nitrogen",
"by removing excess water",
"by removing excess minerals"
] | B | null |
medmcqa | medmcqa_05_00851 | Chest X-ray of an industrial worker exposed to asbestos over 20 years shows an ill-defined rounded opacity in the lower lobe with a 'comet tail' appearance on PA view. Which of the following is the most likely diagnosis- | [
"Mesothelioma",
"Bronchogenic carcinoma",
"Round Atelectasis",
"Pulmonary infarct"
] | C | A rounded opacity in the lower lobe of an industrial worker exposed to Asbestos with a classical 'comet tail' sign suggests a diagnosis of 'Rounded Atelectasis'.
Comet Tail Sign
This refers to the presence of crowded bronchi and blood vessels that extend from the lower border of the mass and coverage to the adjacent h... |
ARC-Challenge | arc_04_02938 | A new organism is discovered. It is multicellular, autotrophic, and does not move on its own. In which kingdoms could the organism belong? | [
"Fungi and Plants",
"Protists and Plants",
"Animals and Fungi",
"Protists and Animals"
] | B | null |
sciq | sciq_01_05711 | What is the critical factor for the survival of segmented worms? | [
"humidity and sunlight",
"sunlight and water",
"sunlight and warmth",
"water and humidity"
] | D | Phylum Annelida Phylum Annelida includes segmented worms. These animals are found in marine, terrestrial, and freshwater habitats, but a presence of water or humidity is a critical factor for their survival, especially in terrestrial habitats. The name of the phylum is derived from the Latin word annellus, which means ... |
ARC-Easy | arc_04_00009 | Which of the following was probably most important in the formation of dark, fertile soil that is good for farming? | [
"plant decomposition",
"radioactive decay",
"water erosion",
"wind erosion"
] | A | null |
sciq | sciq_01_09971 | What is the name given to anything that has mass and takes up space? | [
"vacuum",
"organism",
"matter",
"molecule"
] | C | |
ARC-Easy | arc_04_01974 | Louis Pasteur discovered that the bacteria in a substance can be killed by heating the substance for a short period of time. Which of these practices benefited most from Pasteur's discovery? | [
"storing foods for longer periods of time",
"building ovens and other heating devices",
"creating medicines that cure infections",
"transporting living organisms without injuring them"
] | A | null |
sciq | sciq_01_01756 | Different elements differ in the size, mass, and other properties of what fundamental structures? | [
"ions",
"particles",
"atoms",
"compounds"
] | C | Atoms of different elements differ in size, mass, and other properties. |
medmcqa | medmcqa_05_03351 | C cells are present in | [
"Thyroid gland",
"Parathyroid gland",
"Pituitary gland",
"Thymus"
] | A | Cells of the ultimobranchial body give rise to the parafollicular or C cells of the thyroid gland. These cells secrete calcitonin, a hormone involved in regulation of the calcium level in the blood.Reference: Krishna Garg Histology; 5th edition; Page no: 230; 232 |
openbookqa | obqa_02_03415 | Adding milk to a hot pan creates | [
"rice",
"water",
"fairies",
"curds"
] | D | cooking causes a chemical reaction |
ARC-Challenge | arc_04_02928 | Which event occurs on a daily cycle? | [
"The Sun rises and sets.",
"Earth tilts on its axis.",
"Earth revolves around the Sun.",
"The Moon revolves around Earth."
] | A | null |
openbookqa | obqa_02_03593 | the number of rings in a tree trunk can be used to estimate what? | [
"oldness",
"starvation",
"hydration",
"location"
] | A | the number of rings in a tree trunk can be used to estimate the age of the tree |
sciq | sciq_01_06161 | Endotherms are warmed mostly by heat generated by what? | [
"the sun",
"metabolism",
"electricity",
"movement"
] | B | |
medmcqa | medmcqa_05_01990 | Maximum risk of pancreatitis is present with: | [
"Didanosine",
"Lamivudine",
"Zidovodine",
"Abacavir"
] | A | Didanosine (ddl) It is a purine nucleoside analogue which after intracellular conversion to didanosine triphosphate competes with ATP for incorporation in viral DNA, inhibits HIV reverse transcriptase and terminates proviral DNA. Antiretroviral activity of didanosine is equivalent to AZT. Mutational resistance develops... |
openbookqa | obqa_02_02189 | The field a farmer plants with varied crops over the years is richer than | [
"a field where apples, beans and squash is planted",
"a field where only grain is planted",
"a field where rice, corn and beans are planted",
"a field where fruits and vegetables are planted"
] | B | crop rotation has a positive impact on soil quality |
sciq | sciq_01_01014 | What term is used for any combination of two or more atoms? | [
"element",
"nucleus",
"synthesis",
"molecule"
] | D | A molecule is any combination of two or more atoms. The oxygen in the air we breathe is two oxygen atoms connected by a chemical bond to form O 2 , or molecular oxygen. A carbon dioxide molecule is a combination of one carbon atom and two oxygen atoms, CO 2 . Because carbon dioxide includes two different elements, it i... |
openbookqa | obqa_02_04227 | Flowers make themselves attractive to hummingbirds with | [
"nocturnal access",
"prickly thorns",
"dull, subdued colors",
"an optimal angle"
] | D | when pollen sticks to a hummingbird , that pollen will move to where the hummingbird moves |
ARC-Challenge | arc_04_03227 | A large, solid spherical body in the solar system is classified as a moon. Which characteristic of the body gives it this classification? | [
"It rotates on its axis.",
"It lacks liquid water.",
"It orbits a nearby planet.",
"It reflects light from a star."
] | C | null |
sciq | sciq_01_02972 | The dna is wound around proteins called what? | [
"pepsins",
"histones",
"leptons",
"nucleotides"
] | B | Chapter 9 1 Figure 9.10 Ligase, as this enzyme joins together Okazaki fragments. 2 A 4 B 6 A 8 C 10 D 12 The DNA is wound around proteins called histones. The histones then stack together in a compact form that creates a fiber that is 30-nm thick. The fiber is further coiled for greater compactness. During metaphase of... |
medmcqa | medmcqa_05_01580 | Useful in acute diarrhea: | [
"Zinc",
"Magnesium",
"Calcium",
"Potassium"
] | A | Ans: (a) ZincRef: OP Ghai 8th ed./121* The World Health Organization (WHO) and UNICEF recommend daily 20 mg zinc supplements for 10-14 days for children with acute diarrhea, and 10 mg per day for infants under six months old, to curtail the severity of the episode and prevent further occurrences in the ensuing-two to t... |
math_qa | mathqa_03_00535 | p and q started a business investing rs 75000 and rs 15000 resp . in what ratio the profit earned after 2 years be divided between p and q respectively . | [
"5 : 1",
"17 : 3",
"5 : 6",
"17 : 7"
] | A | "explanation : in this type of question as time frame for both investors is equal then just get the ratio of their investments . p : q = 75000 : 15000 = 75 : 15 = 5 : 1 option a" |
sciq | sciq_01_05153 | The fact that water in a reservoir is elevated above the ground means that it has what kind of energy? | [
"potential",
"excessive",
"kinetic",
"nuclear"
] | A | |
math_qa | mathqa_03_03844 | how many figures are required to number the pages the pages of a book containing 1000 pages ? | [
"2793",
"2333",
"2993",
"2893"
] | D | 1 to 9 = 9 * 1 = 9 10 to 99 = 90 * 2 = 180 100 to 999 = 900 * 3 = 2700 1000 = 4 - - - - - - - - - - - 2893 answer : d |
sciq | sciq_01_04337 | Humans building communities to make survival easier is an example of humans as a species changing their what? | [
"climate",
"environment",
"instinctive behavior",
"evolution"
] | B | |
medmcqa | medmcqa_05_02105 | Epidural narcotic is preferred over epidural LA because it causes – | [
"Less respiratory depression",
"Less dose is required",
"No motor paralysis",
"No retention of urine"
] | C | Epidural opioids produce only sensory block without sympathetic and motor block. |
ARC-Easy | arc_04_01889 | The brown fur of the arctic hare turns white in winter. How does this color change most likely help the arctic hare? | [
"It helps the animal save water.",
"It helps the animal hide from predators.",
"It helps keep the animal cool.",
"It helps protect the animal from disease."
] | B | null |
ARC-Easy | arc_04_00359 | When a soccer player kicks a ball, which two systems work directly with the muscular system? | [
"immune and excretory",
"digestive and respiratory",
"nervous and skeletal",
"circulatory and integumentary"
] | C | null |
openbookqa | obqa_02_01570 | A person paints a white door a different color, so the door is probably now | [
"still white",
"grey",
"white",
"clear"
] | B | painting an object a color causes that object to be that color |
math_qa | mathqa_03_00927 | rahul can done a work in 5 days and meena can done a work in 10 days . in how many days that both are work together ? | [
"3 / 10",
"10 / 3",
"1 / 3",
"5"
] | B | a ' s one day work = 1 / 5 b ' s one day work = 1 / 10 a + b = 1 / 5 + 1 / 10 = 10 + 5 / 50 = 10 / 3 days ans : option b |
openbookqa | obqa_02_02609 | Sea hares are poisonous slugs, with tiny bunny-like tentacles, that float in water currents and ocean waves. They squirt a purple colored chemical that's sticky and smelly | [
"to attract a mate",
"to swim in deep waters",
"to ward off predators",
"to color the water"
] | C | some hares live in fields |
openbookqa | obqa_02_01375 | A person wanting to protect humans from electrocution through wire contact would wrap the wire in | [
"a tin can barrier",
"a metal beam with steel",
"a copper rope with barbs",
"a log filled with sawdust"
] | D | wood is an electrical energy insulator |
math_qa | mathqa_03_01747 | a certain bag contains 60 balls — 22 white , 18 green , 2 yellow , 15 red , and 3 purple . if a ball is to be chosen at random , what is the probability that the ball will be neither red nor purple ? | [
"0.7",
"0.15",
"0.54",
"0.85"
] | A | "according to the stem the ball can be white , green or yellow , so the probability is ( white + green + yellow ) / ( total ) = ( 22 + 18 + 2 ) / 60 = 42 / 60 = 0.7 . answer : a ." |
openbookqa | obqa_02_03705 | What does the earth orbit that causes the seasons to change? | [
"mercury",
"venus",
"pluto",
"plasma star"
] | D | the moon orbits the Earth |
sciq | sciq_01_07124 | What are the three most common elements in the air we breathe? | [
"nitrogen, argon, hydrogen",
"oxygen, nitrogen, H20",
"argon, oxygen, hydrogen",
"nitrogen, oxygen and argon"
] | D | Most nonmetals are poor conductors of heat. In fact, they are such poor conductors of heat that they are often used for insulation. For example, the down filling in this sleeping bag is full of air, which consists primarily of the nonmetal gases oxygen and nitrogen. These gases prevent body heat from escaping to the co... |
ARC-Easy | arc_04_02071 | Denise was driving east over a hill in the afternoon, shortly after a rain shower. Suddenly the sun broke through the clouds, and she saw a rainbow ahead of her. Which of the following made the rainbow possible? | [
"Sunlight can be separated into all the colors of the rainbow.",
"Water reflects sunlight like a mirror to make it look colored.",
"Overhead black clouds reflect in puddles to cause a mirage.",
"Air pollution causes the sky to look colored under these conditions."
] | A | null |
sciq | sciq_01_09342 | What is the equation of power released? | [
"amplitude x current",
"uptake x current",
"detonation x current",
"voltage x current"
] | D | ; Power released is equal to the voltage multiplied by the current. |
math_qa | mathqa_03_00582 | a doctor prescribed 24 cubic centimeters of a certain drug to a patient whose body weight was 120 pounds . if the typical dosage is 2 cubic centimeters per 15 pounds of the body weight , by what percent was the prescribed dosage greater than the typical dosage ? | [
"8 %",
"9 %",
"50 %",
"12.5 %"
] | D | "typical dosage per 15 pound of the body weight = 2 c . c typical dosage per 120 pound of the body weight = 2 * ( 120 / 15 ) = 2 * 8 = 16 c . c dosage prescribed by doctor for 120 pound patient = 24 c . c % prescribed dosage greater than the typical dosage = ( 24 - 16 / 16 ) * 100 % = ( 8 / 16 ) * 100 % = 50 % answer d... |
sciq | sciq_01_02143 | What does the precise pattern of a crystal depend on? | [
"chance",
"compound",
"mass",
"age"
] | B | A crystal contains a three-dimensional array of alternating positive and negative ions. The precise pattern depends on the compound. A crystal of sodium chloride, shown here, is a collection of alternating sodium and chlorine ions. |
medmcqa | medmcqa_05_00610 | Which one of the following possesses a distinct internal elastic lamina ? | [
"Capillary",
"Metaeriole",
"Aeriole",
"Muscular aery"
] | D | Muscular aery possesses a distinct internal elastic lamina Elastic aeries consists of incomplete internal elastic lamina Capillaries, aerioles, metaerioles, veins doesn't possesses internal elastic lamina. Ref : Ganong's review of medical physiology 26e pg 559. |
ARC-Challenge | arc_04_03102 | As an airplane climbs in the sky, the pilot notices ice crystals forming on the windshield. This happens because | [
"blizzards occur more often at higher altitudes.",
"friction with the atmosphere causes ice to develop.",
"water evaporates faster at higher altitudes, resulting in ice crystals.",
"moisture on the outside of the plane freezes due to colder air at higher altitudes."
] | D | null |
ARC-Easy | arc_04_00840 | During winter months, Amina sometimes notices ice covering the hoods of parked cars. Once the engine of the car runs for a while, the ice on the hood begins to melt. What form of energy is released from the car engine to melt the ice? | [
"chemical",
"electrical",
"heat",
"light"
] | C | null |
sciq | sciq_01_07372 | What is the study of how living organisms interact with each other and with their environment? | [
"zoology",
"botany",
"genetics",
"ecology"
] | D | Recall that ecology is the study of how living organisms interact with each other and with their environment. But how do organisms interact with each other? Organisms interact with each other through various mechanisms, one of which is competition. Competition occurs when organisms strive for limited resources. Competi... |
math_qa | mathqa_03_01427 | ( 132 ) ^ 7 × ( 132 ) ^ ? = ( 132 ) ^ 11.5 . | [
"4.5",
"3",
"4",
"3.5"
] | A | "( 132 ) ^ 7 × ( 132 ) ^ x = ( 132 ) ^ 11.5 = > 7 + x = 11.5 = > x = 11.5 - 7 = 4.5 answer is a" |
sciq | sciq_01_09690 | The conversion of food that is consumed to nutrients involves what two major processes: | [
"digestion and absorption",
"untangling and absorption",
"absorption and excretion",
"secrete and absorption"
] | A | 16.2 | Digestive System By the end of this section, you will be able to: • Explain the processes of digestion and absorption • Explain the specialized functions of the organs involved in processing food in the body • Describe the ways in which organs work together to digest food and absorb nutrients • Describe the esse... |
openbookqa | obqa_02_02486 | Where various seasons currently take place depends upon | [
"the globe's size",
"the world's view",
"the earth's consideration",
"the globe's turning"
] | D | winter in the Northern Hemisphere is during the summer in the Southern Hemisphere |
sciq | sciq_01_09354 | Pheromones enable what, which is vital for organisms like ants that live in a large community? | [
"adaptation",
"asexual reproduction",
"communication",
"migration"
] | C | Living in a large colony requires good communication. Ants communicate with chemicals called pheromones. For example, an ant deposits pheromones on the ground as it returns to the nest from a food source. It is marking the path so other ants can find the food. Honeybees communicate by doing a “waggle dance. ”. |
math_qa | mathqa_03_01582 | there are 23 students in a class . in how many different ways can a committee of 3 students be formed ? | [
"1254",
"1482",
"1771",
"1875"
] | C | "23 c 3 = 23 * 22 * 21 / 6 = 1771 the answer is c ." |
sciq | sciq_01_04432 | What type of cholesterol is commonly referred to as bad? | [
"unsaturated",
"ldl",
"hdl",
"insulin"
] | B | When you get your cholesterol tested, they are measuring not only the total amount of cholesterol in the blood, but also whether it is being transported by LDL or HDL. All of these values are important for assessing the likelihood of a heart attack. Total cholesterol gives an idea of the overall cholesterol load in the... |
medmcqa | medmcqa_05_00296 | complication of acute sinusitis: | [
"orbital cellulitis",
"Potts puffy tumor",
"Conjunctival chemosis",
"Subduram abscess"
] | B | A,B,C and D mucocele and pyocele and pnuematocele are complications of chronic sinusitis. local complications of acute sinusitis: subperiosteal abscess osteomyelitis orbital cellulitis preseptal cellulitis post septal cellulitis orbital abscess cavernous sinus thrombosis maxillary sinusitis sphenoid sinusitis Systemic ... |
sciq | sciq_01_05830 | Osseous tissue is the tissue that makes up what? | [
"liver",
"brain",
"bone",
"muscle"
] | C | Bone tissue (osseous tissue) differs greatly from other tissues in the body. Bone is hard and many of its functions depend on that characteristic hardness. Later discussions in this chapter will show that bone is also dynamic in that its shape adjusts to accommodate stresses. This section will examine the gross anatomy... |
ARC-Easy | arc_04_01909 | Paleontologists are scientists who study evidence of past life on Earth. Which method do paleontologists most likely use to determine the forms of life that existed millions of years ago? | [
"examine current species of plants and animals",
"research past species in the library",
"interview older scientists",
"examine fossils records"
] | D | null |
medmcqa | medmcqa_05_03433 | The Y shaped central developmental groove is most likely found on which of the following premolars? | [
"Maxillary first.",
"Mandibular first.",
"Maxillary second.",
"Mandibular second."
] | D | Y shaped central developmental groove is found on the mandibular second premolar. |
medmcqa | medmcqa_05_02743 | _______________ is the major excitatory neurotransmitter in the brain. | [
"Ach",
"Aspaate",
"GABA",
"Glutamate"
] | D | Glutamate is the major excitatory neurotransmitter; 60% of brain synapses are glutamatergic. GABA is the major inhibitory neurotransmitter and can be localized by using glutamic acid decarboxylase as a marker. A delta fibers which carry sharp pricking pain also release Glutamate. |
sciq | sciq_01_02767 | Colonial organisms were probably one of the first evolutionary steps towards which type of organisms? | [
"mutated",
"multicellular",
"double cellular",
"fetus"
] | B | Colonial organisms were probably one of the first evolutionary steps towards multicellular organisms. Algae of the genus Volvox are an example of the bridge between colonial organisms and multicellular organisms. Each Volvox , shown in Figure above , is a colonial organism. It is made of up to 50,000 photosynthetic fla... |
openbookqa | obqa_02_00059 | Quartz may produce rainbows when light is shined | [
"around the crystal's area",
"through any of its sides",
"in the room its in",
"in to a mirror at it"
] | B | a quartz is made of six-sided transparent crystals |
math_qa | mathqa_03_04339 | how many seconds will a train 70 meters long take to cross a bridge 80 meters long if the speed of the train is 36 kmph ? | [
"22 sec",
"27 sec",
"25 sec",
"15 sec"
] | D | "explanation : d = 70 + 80 = 150 s = 36 * 5 / 18 = 10 mps t = 150 / 10 = 15 sec answer : option d" |
medmcqa | medmcqa_05_02634 | Meningococcal vaccines should be stored at - | [
"-4 oC",
"0 oC",
"2-8 oC",
"-20 oC"
] | C | Meningococcal vaccines should be stored at 2-8oC . Ref: PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 23rd edition , Page :167 |
openbookqa | obqa_02_02042 | Solar energy called sunlight originates from | [
"jupiter",
"center of universe",
"our celestial star",
"deep space"
] | C | the sun is the source of solar energy called sunlight |
medmcqa | medmcqa_05_00723 | The lesion seen involving neck of this 31 year old female is most likely to be? | [
"Epitheliomatous ulcer",
"Malignant cutanous ulcer",
"Syphilytic ulcer",
"Tuberculous ulcer"
] | D | Locally there will be regional lymphadenopathy where the lymph nodes may be matted. In late stages, a cold abscess-Painless, fluctuant mass, not warm; significantly, there are no signs of inflammation.This is a clinical manifestation of underlying caseation. Left untreated, the cold abscess initially deep to the deep f... |
ARC-Easy | arc_04_00850 | What type of energy travels through the body of a microscope that allows the specimen to be seen by a student? | [
"heat",
"solar",
"light",
"electrical"
] | C | null |
sciq | sciq_01_09693 | Because charges must have an unbroken path to follow, electric current cannot flow through a material unless it forms what? | [
"complete loop",
"closed area",
"total loop",
"closed loop"
] | D | Look at the battery and light bulb in Figure below . The light bulb works and it’s connected to the battery, but it won’t light. The problem is the loose wire on the left. It must be connected to the positive terminal of the battery in order for the bulb to light up. The reason? Electric current can flow through a mate... |
sciq | sciq_01_05587 | The entropy change is positive as the solid state changes into which state? | [
"chemical",
"mixture",
"liquid",
"gas"
] | C | The entropy change is positive as the solid state changes into the liquid state. If the transition went from the liquid to the solid state, the numerical value for would be the same, but the sign would be reversed since we are going from a less ordered to a more ordered situation. |
ARC-Challenge | arc_04_02524 | A student has a pink eraser on her desk. Which property shows that the eraser is a solid? | [
"Its color stays the same when it is broken in half.",
"Its temperature goes up when it is rubbed on paper.",
"Its shape is definite when it is placed in a new spot.",
"Its size changes when it is used to remove pencil marks."
] | C | null |
sciq | sciq_01_05461 | Exemplified by canada and alaska, what kind of climate has cool, short summers and long, cold winters, little precipitation, and abundant conifers? | [
"droughts climate",
"temperate climate",
"subarctic climate",
"tropical climate"
] | C | Subarctic climates are found between 60° and 70° north latitude. Much of Canada and Alaska have this type of climate. Summers are cool and short. Winters are very cold and long. Little precipitation falls, and most of it falls during the summer. Conifer forests grow in this climate ( Figure below ). |
sciq | sciq_01_07609 | Although humans require it, what accounts for just one percent of all water on earth? | [
"glaciers",
"snow",
"salt water",
"fresh water"
] | D | All living things need water. For most human uses, water must be fresh. Of all the water on Earth, only 1 percent is fresh, liquid water. Most of the rest of Earth’s water is either salt water in the ocean or ice in glaciers and ice caps. |
math_qa | mathqa_03_00144 | in a certain pond , 80 fish were caught , tagged , and returned to the pond . a few days later , 80 fish were caught again , of which 2 were found to have been tagged . if the percent of tagged fish in the second catch approximates the percent of tagged fish in the pond , what is the approximate number of fish in the p... | [
"400",
"625",
"3,200",
"4,500"
] | C | "total fish = x percentage of second catch = ( 2 / 80 ) * 100 = 2.5 % so , x * 2.5 % = 80 x = 3200 ans c ." |
sciq | sciq_01_02932 | What is the term for sheets of cells that form a boundary between a mass of cells and a cavity or space? | [
"mucus",
"ganglion",
"myelin",
"epithelia"
] | D | Tight junctions are common at epithelia, which are sheets of cells that form a boundary between a mass of cells and a cavity or space (a lumen ). The membranes of these cells join together, forming a virtually impermeable barrier to fluid. Tight junctions essentially seal adjacent epithelial cells in a narrow layer jus... |
math_qa | mathqa_03_00073 | in the rectangular coordinate system , points ( 4 , 0 ) and ( – 4 , 0 ) both lie on circle c . what is the maximum possible value of the radius of c | [
"2",
"4",
"8",
"16"
] | B | "it takes 3 distinct points to define a circle . only 2 are given here . the two points essentially identify a single chord of the circle c . since no other information is provided , however , the radius of the circle can essentially be anything . all this information tell us is that the radius isgreater 4 b" |
sciq | sciq_01_10347 | What role do proteins play in a biological reaction? | [
"act as catalysts",
"reverse hormones",
"amino acid chains",
"antioxidants"
] | A | The most important difference between synthetic and naturally occurring polymers is that the former usually contain very few different monomers, whereas biological polymers can have as many as 20 different kinds of amino acid residues arranged in many different orders. Chains with less than about 50 amino acid residues... |
sciq | sciq_01_08233 | How do glucose, ions, and other larger molecules leave the blood? | [
"through cell membranes",
"through intercellular clefts",
"through veinous fissures",
"through capillary tips"
] | B | 20.3 | Capillary Exchange By the end of this section, you will be able to: • Identify the primary mechanisms of capillary exchange • Distinguish between capillary hydrostatic pressure and blood colloid osmotic pressure, explaining the contribution of each to net filtration pressure • Compare filtration and reabsorption... |
sciq | sciq_01_08551 | What is the first step towards wound repair? | [
"hormone factors",
"clotting factors",
"blotting factors",
"electrolysis factors"
] | B | attracted to the sites of infections in large numbers, and as they phagocytose the pathogens and subsequently die, their accumulated cellular remains are visible as pus at the infection site. Overall, inflammation is valuable for many reasons. Not only are the pathogens killed and debris removed, but the increase in va... |
math_qa | mathqa_03_02204 | ( 208 % of 1265 ) ÷ 6 = ? | [
"a",
"b",
"c",
"d"
] | B | "explanation : ? = ( 208 x 1265 / 100 ) ÷ 6 = 263120 / 600 = 439 answer : option b" |
ARC-Easy | arc_04_00630 | Most stars in the Milky Way are like the Sun. The Sun will eventually become a red giant. After the red giant stage, what determines whether a star will become a white dwarf or a supernova? | [
"the mass of the star",
"the diameter of the star",
"the brightness of the star",
"the type of gas in the star"
] | A | null |
sciq | sciq_01_00261 | In qualitative analysis, reagents are added to an unknown chemical mixture in order to induce what? | [
"sunlight",
"precipitation",
"erosion",
"motion"
] | B | Selective precipitation can also be used in qualitative analysis. In this method, reagents are added to an unknown chemical mixture in order to induce precipitation. Certain reagents cause specific ions to precipitate out; therefore, the addition of the reagent can be used to determine whether the ion is present in the... |
sciq | sciq_01_07216 | What are plants called that grow where you don't want them? | [
"grasses",
"shrubs",
"weeds",
"reeds"
] | C | We obviously can’t live without plants, but sometimes they cause us problems. Many plants are weeds. Weeds are plants that grow where people don’t want them, such as gardens and lawns. They take up space and use resources, hindering the growth of more desirable plants. People often introduce plants to new habitats wher... |
openbookqa | obqa_02_04793 | The best time to have an all-day BBQ in the northern hemisphere is | [
"December 21st",
"the winter solstice",
"end of June",
"sometime in January"
] | C | the amount of daylight is greatest on the summer solstice |
sciq | sciq_01_08297 | What does the geiger counter detect? | [
"vibration",
"convection",
"radiation",
"moisture"
] | C | You generally can’t see, smell, taste, hear, or feel radiation. Fortunately, there are devices such as Geiger counters that can detect radiation. A Geiger counter, like the one pictured in the Figure below , contains atoms of a gas that is ionized if it encounters radiation. When this happens, the gas atoms change to i... |
ARC-Easy | arc_04_00832 | A meteoroid becomes a meteorite when it | [
"impacts the surface of a planet.",
"encounters the atmosphere of a planet.",
"makes a complete orbit around a planet.",
"starts to burn up in the atmosphere of a planet."
] | A | null |
medmcqa | medmcqa_05_02137 | Sphingomyelinase deficiency is a feature of - | [
"Niemann pick disease",
"Tay Sach's disease",
"Krabbe's disease",
"Fabry's disease"
] | A | Ans. is 'a' i.e., Niemann pick diseaseLipid storage disordersDisorderEnzyme defectGaucher's diseaseb glucosidaseNiemann Pick diseaseSphingomyelinaseFabry's diseasea galactosidaseGM1 gangliosidosisb galactosidaseGM2 gangliosidosisHexosaminidase ASandhoff s diseaseHexosaminidase A and BKrabbe's diseaseGalactosyl ceramida... |
math_qa | mathqa_03_01504 | when 6 + 2 = 85 , 8 + 3 = 115 , 7 + 5 = 125 , then 5 + 8 = ? | [
"145",
"185",
"245",
"135"
] | D | "6 + 2 = > 6 + 2 = 8 = > 8 ã — 10 + 5 = 85 8 + 3 = > 8 + 3 = 11 = > 11 ã — 10 + 5 = 115 7 + 5 = > 7 + 5 = 12 = > 12 ã — 10 + 5 = 125 then 5 + 8 = > 5 + 8 = 13 = > 13 ã — 10 + 5 = 135 answer : d" |
math_qa | mathqa_03_00351 | a can copy 50 papers in 10 hrs , while a & b can copy 70 papers in 10 hrs . how many hours are required for b to copy 26 papers ? | [
"11 hours",
"12 hours",
"13 hours",
"14 hours"
] | C | a can copy 50 papers in 10 hrs , while a & b can copy 70 papers in 10 hrs . it means b can copy 20 papers in 10 hrs . then time taken by b to copy 26 papers = 26 * 10 / 20 = 13 hours answer : c |
openbookqa | obqa_02_01140 | If a climate becomes colder over time | [
"bears that have sparse fur with thrive",
"bears that develop thin pelts will thrive",
"bears that carry little fat will thrive",
"bears that grow heavier pelt will survive"
] | D | changes in an environment cause animals to adapt to survive |
medmcqa | medmcqa_05_00065 | Most common cause of CTEV - | [
"Arthrogryposis multiplex congenita",
"Spina bifida",
"Idiopathic",
"Neural tube defect"
] | C | Ans. is 'c' i.e., Idiopathic Causes of CTEVo CTEV may be either primary or secondaryPrimary or IdiopathicIt is the most common type of CTEVFoot deformity (CTEV) is the only manifestation, otherwise musculoskeletal system is normal.SecondaryCTEV is a local manifestation of a systemic syndrome.Causes areNeurological diso... |
sciq | sciq_01_00974 | Heterotrophic organisms use organic compounds, usually from other organisms, as a source of what basic element of life? | [
"monoxide",
"oxygen",
"carbon",
"hydrogen"
] | C | Heterotrophic organisms use organic compounds, usually from other organisms, as carbon sources. |
sciq | sciq_01_02760 | What can be used to mechanically separate the two elements by attracting the iron filings out of the mixture and leaving the sulfur behind? | [
"magnet",
"laser",
"centrifuge",
"graduated cylinder"
] | A | When iron filings and sulfur powder are mixed together in any ratio, they form a mixture. No chemical reaction occurs, and both elements retain their individual properties. A magnet can be used to mechanically separate the two elements by attracting the iron filings out of the mixture and leaving the sulfur behind. |
openbookqa | obqa_02_02484 | Which of the following would be considered nonliving? | [
"a hair still on your head",
"a rabbit hopping along",
"a fallen palm leaf",
"a human jogging down a track"
] | C | if a leaf falls off of a tree then that leaf is dead |
sciq | sciq_01_01663 | What do you call a pattern of stars in the night sky? | [
"planets",
"Solar Systems",
"constellation",
"cluster"
] | C | This is a constellation, a pattern of stars in the night sky. This constellation is called Orion. The features you can see best are his belt and sword. You can see Orion's belt in the sky from many locations. These stars are very bright. For many constellations, the stars are not near each other. They just happen to ap... |
sciq | sciq_01_07666 | Dispersal occurs only on what time scale? | [
"evolutionary",
"regular",
"developmental",
"conventional"
] | A | |
sciq | sciq_01_03093 | What is the term for getting used to something after being consistently exposed to it? | [
"habituation",
"dissociation",
"acceptance",
"modification"
] | A | One of the simplest ways of learning that occurs in just about all animals is habituation. Habituation means learning to get used to something after being exposed to it repeatedly. It usually involves getting used to something that is frightening or annoying but not dangerous. |
sciq | sciq_01_08175 | What are found primarily in lines around the edges of some continents? | [
"volcanoes",
"glaciers",
"earthquakes",
"Reefs"
] | C | When earthquake epicenters are put on a map, they outline the plates . This is because the earthquakes where the plates come into contact with each other. Earthquakes are found primarily in lines around the edges of some continents. They are also found through the centers of some oceans. Some occur in patches in some l... |
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