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 ⌀ |
|---|---|---|---|---|---|
ARC-Easy | arc_04_01356 | Which statement about all living organisms is true? | [
"They have limbs.",
"They produce their own food.",
"They breathe air.",
"They have at least one cell."
] | D | null |
openbookqa | obqa_02_04371 | The cell of a plant when photosynthesizing may most require | [
"access to roofless space",
"a complete vacuum in space",
"a room with blackened windows",
"dark basement living quarters"
] | A | plant cells can perform photosynthesis |
sciq | sciq_01_11303 | What is the practical application of scientific principles and discoveries to develop things that make our lives easier? | [
"component",
"Movement",
"experiment",
"engineering"
] | D | Engineering is the practical application of scientific principles and discoveries to develop things that make our lives easier. Is medicine science or engineering? Justify your answer. |
ARC-Easy | arc_04_00441 | Timber companies can best manage the number of trees in forests by | [
"converting deforested areas into malls.",
"planting trees to replace what they cut down.",
"adding pesticides to the soil around the trees.",
"removing the tree stumps when trees are cut down."
] | B | null |
sciq | sciq_01_05555 | Fluid-filled thylakoids are the site of glucose production in the second stage of what process? | [
"photosynthesis",
"glycolysis",
"birth",
"measurements"
] | A | The interior space that surrounds the thylakoids is filled with a fluid called stroma . This is where carbon dioxide is used to produce glucose, the second part of photosynthesis. |
ARC-Easy | arc_04_00321 | Which of these explains how a trench can form? | [
"two oceanic plates converging",
"two continental plates converging",
"two continental plates diverging",
"two oceanic plates diverging"
] | A | null |
sciq | sciq_01_11264 | What is the smallest unit of a chemical element called? | [
"nucleus",
"atom",
"droplet",
"cell"
] | B | An atom is the smallest unit of a chemical element . That is, an atom has all the properties of that element. All atoms of the same element have the same number of protons. |
ARC-Easy | arc_04_01661 | Which statement describes animal embryos? | [
"display all the features of an adult",
"represent the earliest stage of development",
"have the same number of cells as a fertilized egg",
"have half the number of chromosomes as an adult"
] | B | null |
math_qa | mathqa_03_00048 | 8 , 24 , 12 , 36 , 18 , 54 , ( . . . . ) | [
"27",
"68",
"107",
"108"
] | A | "8 × 3 = 24 24 ÷ 2 = 12 12 × 3 = 36 36 ÷ 2 = 18 18 × 3 = 54 54 ÷ 2 = 27 answer is a" |
ARC-Challenge | arc_04_02869 | The gametes of human males and females have the same number of chromosomes. Which best describes what happens to the chromosomes when typical male and female gametes combine to produce offspring? | [
"The chromosomes change shape.",
"The number of chromosomes doubles.",
"The chromosomes become larger in size.",
"The number of chromosomes reduces by half."
] | B | null |
sciq | sciq_01_03865 | Kepler's laws relate to the motion of what? | [
"planets",
"oceans",
"the sun",
"continents"
] | A | The system is isolated from other masses. This allows us to neglect any small effects due to outside masses. The conditions are satisfied, to good approximation, by Earth’s satellites (including the Moon), by objects orbiting the Sun, and by the satellites of other planets. Historically, planets were studied first, and... |
sciq | sciq_01_03613 | What is the largest planet in our solar system? | [
"mars",
"earth",
"uranus",
"jupiter"
] | D | Jupiter is the largest planet in our solar system. Jupiter is named for the king of the gods in Roman mythology. The Romans named the largest planet for their most important god. They followed the tradition of the Greeks, who had similarly named the planet Zeus. The Romans built a temple to Jupiter on the hill. |
sciq | sciq_01_04158 | When a stalactite and stalagmite join together, they form a what? | [
"joint",
"ladder",
"cave",
"column"
] | D | If a stalactite and stalagmite join together, they form a column . One of the wonders of visiting a cave is to witness the beauty of these amazing and strangely captivating structures. |
openbookqa | obqa_02_04939 | if a place has experienced fog, what could be responsible? | [
"there has been excess condensed vapor",
"animals are reproducing currently",
"the local deities are angry",
"the water lacks oxygen"
] | A | An example of moisture is water vapor in the atmosphere |
medmcqa | medmcqa_05_00320 | Day 3 serum Estrogen levels to diagnose premature ovarian failure: | [
"<10-20 pg/ ml",
"<20-40 pg/ ml",
"<60-80 pg /ml",
"<40-60 pg /ml"
] | C | Diagnosis of premature ovarian failure: History of amenorrhea in less than 35 years, Day 3 Serum FSH>10-15 miu/ml,LH < 10 IU/L, Day 3 serum estrogen 60-80 pg/ml or less. Anti-mullerian hormone is low, Inhibin is low, Antral follicular count measuring 2-9mm in both the ovariess and number of follicles and size,count les... |
openbookqa | obqa_02_00135 | will a glacier travel at greater speeds than a sea going vessel? | [
"maybe it moves faster",
"this is likely to be false",
"all of these",
"odds are in its favor"
] | B | a glacier moves slowly |
math_qa | mathqa_03_03473 | a train 280 m long , running with a speed of 72 km / hr will pass a tree in ? | [
"17 sec",
"16 sec",
"18 sec",
"14 sec"
] | D | "speed = 72 * 5 / 18 = 20 m / sec time taken = 280 * 1 / 20 = 14 sec answer : d" |
openbookqa | obqa_02_03518 | Which promotes the creation of serotonin? | [
"Jupiter",
"Venus",
"the Sun",
"the Moon"
] | C | sunlight contains ultraviolet light |
sciq | sciq_01_00657 | When sparks from a steel grinder react with oxygen, what do they form? | [
"steel oxide",
"iron oxide",
"rust",
"spontaneous combustion"
] | B | The sparks from a steel grinder are molten iron. The iron reacts with oxygen to form iron(III) oxide. |
openbookqa | obqa_02_04829 | Which is likely to be hotter? | [
"steaming coffee",
"the ocean",
"the forest",
"tepid water"
] | A | as the temperature of a liquid increases , the rate of evaporation of that liquid will increase |
ARC-Easy | arc_04_01170 | Noah studied different systems in the human body. Which best describes a function of veins in the circulatory system? | [
"carrying blood from the body to the heart",
"supplying nutrients from the intestines to the body",
"carrying carbon dioxide from the body to the lungs",
"passing waste materials from the blood to outside the body"
] | A | null |
sciq | sciq_01_07222 | What type of respiration does not use oxygen? | [
"cellular",
"condensation",
"fermentation",
"oxidation"
] | C | Fermented Foods. Fermentation is a type of respiration that doesn’t use oxygen. Fermentation by bacteria is used in brewing and baking. It is also used to make the foods pictured here. |
sciq | sciq_01_00247 | The simplest class of organic compounds is the what? | [
"Phenols",
"particles",
"hydrocarbons",
"gas"
] | C | isolating the individual components, preservationists are better able to determine the condition of an object and those books and documents most in need of immediate protection. The simplest class of organic compounds is the hydrocarbons, which consist entirely of carbon and hydrogen. Petroleum and natural gas are comp... |
sciq | sciq_01_04797 | What heisenberg principle imposes ultimate limits on what is knowable in science? | [
"uncertainty principle",
"vacuum principle",
"certainty principle",
"impossibility principle"
] | A | The value of ħ is not large, so the uncertainty in the position or momentum of a macroscopic object like a baseball is too insignificant to observe. However, the mass of a microscopic object such as an electron is small enough that the uncertainty can be large and significant. It should be noted that Heisenberg’s uncer... |
openbookqa | obqa_02_03485 | Convection is caused by uneven what? | [
"freezing",
"warmness distribution",
"frosting",
"icing"
] | B | uneven heating causes convection |
openbookqa | obqa_02_00243 | When any two object strike with each other, the molecules of the outer of the two objects coming in contact could | [
"rot",
"quake",
"smoke",
"freeze"
] | B | tapping two objects together causes the particles in those objects to vibrate |
medmcqa | medmcqa_05_03141 | Diatoms are seen in | [
"Infanticide",
"Drowning",
"Hanging",
"Mummifications"
] | B | B. i.e. (Drowning) (3.69 - Parikh 6th)DIATOMS - is unicellular algae**, have silicaceous cell wall (Best site of sample - Bone marrow in femur**)* **Since diatoms resist putrefaction, diatom test may have some value in examination of decomposed bodies* The test is negative in dead bodies thrown in water and in dry drow... |
sciq | sciq_01_10049 | What kind of tool, often based on mathematical equations or computer simulations, helps us understand complex systems? | [
"models",
"panels",
"levels",
"planes"
] | A | Food Chains. These two food chains represent complex systems in nature. They make the systems easier to understand. These are simple conceptual models. Models of very complex systems are often based on mathematical equations or computer simulations. |
math_qa | mathqa_03_00855 | a reduction of 35 % in the price of apples would enable a man to obtain 42 more for rs . 20 , what is reduced price per dozen ? | [
"1.7",
"3.5",
"6.3",
"7.1"
] | A | "a 20 * ( 35 / 100 ) = 6 - - - 42 ? - - - 12 = > rs . 1.7" |
openbookqa | obqa_02_01343 | what affects an organisms acquired characteristics? | [
"the moon",
"gravity",
"its immediate surroundings",
"birthday"
] | C | an organism 's environment affects that organism 's acquired characteristics |
math_qa | mathqa_03_04613 | the sum of the present ages of two persons a and b is 60 . if the age of a is twice that of b , find the sum of their ages 3 years hence ? | [
"58",
"59",
"62",
"66"
] | D | explanation : a + b = 60 , a = 2 b 2 b + b = 60 = > b = 20 then a = 40 . 3 years , their ages will be 43 and 23 . sum of their ages = 43 + 23 = 66 . d ) |
sciq | sciq_01_00191 | Habitat loss, introduced species, overharvesting, and global change are major threats to what? | [
"transportation",
"biodiversity",
"the earth's gravity",
"the sun"
] | B | |
ARC-Easy | arc_04_00262 | After which event will ecological succession most likely happen? | [
"a forest fire",
"a thunderstorm",
"a high tide",
"a lunar eclipse"
] | A | null |
openbookqa | obqa_02_01804 | One arctic animal, the polar bear may spend their time doing what | [
"racing",
"swimming",
"creating",
"reading"
] | B | arctic animals live in an arctic environment |
sciq | sciq_01_04992 | Most plant cells have a large central what? | [
"nuclei",
"loci",
"membranes",
"vacuole"
] | D | Most plant cells have a large central vacuole . It can make up as much as 90 percent of a plant cell’s total volume. The central vacuole is like a large storage container. It may store substances such as water, enzymes, and salts. It may have other roles as well. For example, the central vacuole helps stems and leaves ... |
math_qa | mathqa_03_03136 | the cost of an article was rs . 75 . the cost was first increased by 20 % and later on it was reduced by 20 % . the present cost of the article is : | [
"rs . 72",
"rs . 60",
"rs . 75",
"rs . 76"
] | A | solution : initial cost = rs . 75 after 20 % increase in the cost , it becomes , ( 75 + 20 % of 75 ) = rs . 90 now , cost is decreased by 20 % , so cost will become , ( 90 - 20 % of 90 ) = rs . 72 . so , present cost is rs . 72 . mind calculation method : 75 - - - - - 20 % ↑ - - → 90 - - - - - 20 % ↓ - - - - - → 72 . a... |
sciq | sciq_01_04886 | Ocean water has what property because water dissolves minerals out of rocks? | [
"sweet",
"fizzy",
"muddy",
"salty"
] | D | Ocean water is salty because water dissolves minerals out of rocks. The ions enter the water. This happens whenever water flows over or through rocks. Much of this water and its minerals end up in the oceans. Minerals dissolved in water form salts. When the water evaporates, it leaves the salts behind. As a result, oce... |
sciq | sciq_01_04355 | An acellular, external cuticle protects the _________. | [
"lungs",
"stomach",
"epidermis",
"dermis"
] | C | Anatomy The epidermis is protected by an acellular, external cuticle, but this is much thinner than the cuticle found in the ecdysozoans and does not require periodic shedding for growth. Circular as well as longitudinal muscles are located interior to the epidermis. Chitinous hairlike extensions, anchored in the epide... |
sciq | sciq_01_10333 | If no unbalanced force acts on an object the object remains at constant velocity or what? | [
"constant",
"rotating",
"constant movement",
"at rest"
] | D | If no unbalanced force acts on an object the object remains at constant velocity or at rest. |
sciq | sciq_01_05602 | Human culture is related to evolutionary theory in the discipline of what? | [
"astrology",
"psychopathology",
"ethnology",
"sociobiology"
] | D | |
ARC-Easy | arc_04_01534 | All of the processes listed below cause changes in Earth's surface. Which of the following is the slowest to change Earth's surface? | [
"earthquake activity",
"landslide",
"volcanic eruption",
"weathering"
] | D | null |
sciq | sciq_01_06707 | What type of radioactive decay is generally only dangerous when emitted inside the body? | [
"nucleus decay",
"ionic decay",
"alpha decay",
"variant decay"
] | C | All types of radioactive decay pose risks to living things, but alpha decay is the least dangerous. That’s because alpha particles are relatively heavy, so they can travel only a few centimeters through the air. They also are not very penetrating. For example, they can’t pass through a sheet of paper or thin layer of c... |
sciq | sciq_01_03105 | What is heard when sound waves bounce back from a surface that they can't pass through? | [
"radio",
"ultrasound",
"loop",
"echo"
] | D | Did you ever hear an echo of your own voice? An echo occurs when sound waves bounce back from a surface that they can’t pass through. The woman pictured here is trying to create an echo by shouting toward a large building. When the sound waves strike the wall of the building, most of them bounce back toward the woman, ... |
ARC-Challenge | arc_04_02867 | A tree frog with which characteristic is more likely to survive than other tree frogs? | [
"a preference for rare insects",
"an unusually high-pitched call",
"skin that resembles tree leaves",
"a body larger than other tree frogs"
] | C | null |
sciq | sciq_01_10804 | An obstacle or opening that is shorter than the wavelength causes greater diffraction of what? | [
"tides",
"ranges",
"waves",
"particles"
] | C | An obstacle or opening that is shorter than the wavelength causes greater diffraction of waves. |
openbookqa | obqa_02_04485 | Which likely aids in plant reproduction? | [
"the gravity on Mars",
"the influx of human pollution",
"the cooking of rice pilaf",
"a family of badgers hunting and gathering"
] | D | plant reproduction requires pollination |
ARC-Challenge | arc_04_02340 | An increase in phosphate levels in a lake increases the population of algae in the lake. Increased algae blocks sunlight into the lake and results in a decrease in dissolved oxygen in the lake's water. Which of the following should be expected as a result? | [
"Plant populations in the lake increase.",
"More predatory birds feed on lake animals.",
"Phosphate levels in the lake decrease.",
"Fish populations in the lake decline."
] | D | null |
openbookqa | obqa_02_02887 | An example of an instinctive behavior is | [
"doing a cartwheel outside",
"singing on a stage",
"eating a large pizza",
"a mother feeding the kids"
] | D | An example of an instinctive behavior is a baby bird pecking at its shell to hatch |
sciq | sciq_01_09341 | What process allows plants to convert light energy into sugars and energy for food? | [
"digestion",
"photosynthesis",
"respiration",
"glycolysis"
] | B | Chemical reactions are occurring all around you. Plants use sunlight to drive their photosynthetic process and produce energy. Cars and other vehicles burn gasoline in order to power their engines. Batteries use electrochemical reactions to produce energy and power many everyday devices. Many chemical reactions are goi... |
sciq | sciq_01_09206 | How do you decrease errors in an experiment? | [
"write about it",
"decrease measurements",
"take many measurements",
"ask God"
] | C | Scientists make many measurements during experiments. Humans and equipment can make mistakes. Errors are often unavoidable. This is called experimental error . Errors may be due to the equipment being used. In this case, the numbers may be always skewed in one direction. For example, a scale may always measure one-half... |
ARC-Easy | arc_04_00890 | A drinking water reservoir for a small town develops a blue-green algae bloom. The town hires a company to eliminate the problem. Which of the following should the company investigate first as a likely source of the problem? | [
"a pit where granite is ground up into gravel",
"a neighborhood where lawn chemicals are used",
"a junkyard where old cars are salvaged for parts",
"a grain elevator where corn and soybeans are stored"
] | B | null |
openbookqa | obqa_02_01162 | Which example best shows the effect of vibration on matter? | [
"a paper airplane",
"a harpsicord",
"a pillow",
"box of candy"
] | B | as the amount that matter vibrates increases , sound produced increases |
math_qa | mathqa_03_03365 | of the final grades received by the students in a certain math course , 1 / 5 are a ' s , 1 / 4 are b ' s , 1 / 2 are c ' s , and the remaining 25 grades are d ' s . what is the number of students in the course ? | [
"80",
"110",
"160",
"500"
] | D | "we start by creating a variable for the total number of students in the math course . we can say : t = total number of students in the math course next , we can use variable t in an equation that we translate from the given information . we are given that , of the final grades received by the students in a certain mat... |
sciq | sciq_01_06451 | What term is used to describe molecules that contain carbon-nitrogen bonds? | [
"nitrites",
"ions",
"compounds",
"amines"
] | D | Amines are molecules that contain carbon-nitrogen bonds. The nitrogen atom in an amine has a lone pair of electrons and three bonds to other atoms, either carbon or hydrogen. Various nomenclatures are used to derive names for amines, but all involve the class-identifying suffix –ine as illustrated here for a few simple... |
sciq | sciq_01_01762 | Saliva can carry the hiv virus, but it won't spread it, unless the saliva gets into what? | [
"liver",
"kidneys",
"lungs",
"bloodstream"
] | D | HIV spreads through contact between an infected person’s body fluids and another person's bloodstream or mucus membranes, which are found in the mouth, nose, and genital areas. Body fluids that may contain HIV are blood, semen, vaginal fluid, and breast milk. The virus can spread through sexual contact or shared drug n... |
sciq | sciq_01_09950 | What force holds together both types of star clusters? | [
"weight",
"magnetism",
"inertia",
"gravity"
] | D | Star clusters are small groups of stars. A star cluster is smaller than a galaxy. There are two main types, open clusters and globular clusters. Both types are held together by gravity. |
medmcqa | medmcqa_05_03585 | The frequently occuring value in a data is | [
"Median",
"Mode",
"Standard detion",
"Mean"
] | B | Mode is the commonly occurring value in the distribution of data . Advantages : easy to understand and is not affected by extreme values Disadvantages : exact location is unceain and often not clearly defined Ref : Park&;s Textbook of Preventive and Social Medicine; 23rd edition - Pgno. 847 |
medmcqa | medmcqa_05_01209 | Paralytic ileus caused by | [
"Hypokalemia",
"Hypoglycemia",
"Hyperkalemia",
"Hypercalcemia"
] | A | Hypokalemia leads to decreased smooth muscle contraction leading to decreased peristalsis and thus paralytic ileus. Pg NO.1296 BAILEY 27TH EDITION |
medmcqa | medmcqa_05_03943 | Increasing severity of mental retardation of male members over generations is a result of - | [
"Mitochondrial DNA mutation",
"Frameshift mutation",
"Y linked disorder",
"Trinucleotide repeat mutation"
] | D | Ans. (d) Trinucleotide repeat mutation(Ref: Robbins 9th/pg 168-171; 8th/pg 168-171)Increasing severity of mental retardation of male members over generations is a result of "anticipation", seen in disorders caused by Trinucleotide repeat mutation. Eg Fragile X syndrome |
math_qa | mathqa_03_00644 | xavier starts from p towards q at a speed of 60 kmph and after every 12 mins increases his speed by 10 kmph . if the distance between p and q is 60 km , then how much time does he take to cover the distance ? | [
"48",
"59",
"60",
"56"
] | A | "first 12 min = 60 * 12 / 60 = 12 km 2 nd 12 min = 70 * 12 / 60 = 14 km 3 rd 12 min = 80 * 12 / 60 = 16 km 4 th 12 min = 90 * 12 / 60 = 18 km total time 12.4 = 48 min a" |
medmcqa | medmcqa_05_02356 | Morrison's pouch is - | [
"Right subphrenic space",
"Right subhepatic space",
"Left subhepatic space",
"Left subphrenic space"
] | B | Ans. is 'b' i.e., Right subhepatic Subphrenic / Subhepatic spaces o These spaces are just below the diaphragm in relation to the liver. These space are : Intraperitoneal spaces are:- Left anterior space (left subphrenic space). Left posterior space (left subhepatic space or lesser sac). Right anterior space, (right sub... |
math_qa | mathqa_03_00386 | when a person aged 39 is added to a group of n people , the average age increases by 2 . when a person aged 15 is added instead , the average age decreases by 1 . what is the value of q ? | [
"7",
"8",
"9",
"10"
] | A | "a simple and elegant solution . as addition of 39 , shifts mean by 2 , and addition of 15 , shifts mean by 1 to the other side , we have the mean lying between 3915 , and in a ratio of 2 : 1 39 - 15 = 24 24 divide by 3 is 8 . meaning mean of the n terms is 15 + 8 = 39 - 16 = 23 now , from first statement , when a pers... |
ARC-Easy | arc_04_01543 | In a city, the daily high and low 16 temperatures for a month are best represented by which of the following? | [
"flow chart",
"line graph",
"pictograph",
"pie chart"
] | B | null |
medmcqa | medmcqa_05_03879 | The karyotype of a patient with Androgen Insensitivity Syndrome is: | [
"46XX",
"46XY",
"47XXY",
"45X0"
] | B | Androgen Insensitivity Syndrome is the largest single entity that leads to 46, XY undermasculinization. AIS is divided into three categories that are differentiated by the degree of genital masculinization: Complete Androgen Insensitivity Syndrome (CAIS) is indicated when the external genitalia is that of a normal fema... |
ARC-Challenge | arc_04_02201 | Some animals are very rare. For example, there are very few Siberian tigers. If the only Siberian tigers left are female, what will most likely happen? | [
"The females will find another type of male animal to mate with and produce more Siberian tigers.",
"The females will mate with each other and produce more Siberian tigers.",
"The females will only be able to produce female Siberian tigers.",
"The females will not be able to produce more Siberian tigers, and ... | D | null |
sciq | sciq_01_03491 | A plant that forms special tissues for storing water in an arid climate is an example of the plant evolving what? | [
"adaptations",
"additions",
"consciousness",
"divergence"
] | A | Organisms evolve adaptations that help them survive in the climate of the biome where they live. For example, in biomes with arid climates, plants may have special tissues for storing water (see Figure below ). The desert animals pictured in Figure below also have adaptations for a dry climate. |
sciq | sciq_01_08560 | Hair and nails are made of what? | [
"keratin",
"chromatin",
"cellulose",
"proteins"
] | A | Hair and nails are made of keratin, a tough protein. |
openbookqa | obqa_02_00219 | A microscope can be placed against the sun and | [
"burn an ant in the light's path",
"Provide shade on a hot day",
"Take a close up picture of the ground",
"Show how many wrinkles I have on my skin"
] | A | refraction is when light bends |
medmcqa | medmcqa_05_00831 | Side effects of magnesium sulfate includes | [
"Hypotonia",
"Anuria",
"Coma",
"Pulmonary edema"
] | A | Side effects flushing perspiration headache muscle weakness rarely pulmonary edema neonatal side effects lethargy hypotonia respiratory depression D.C.DUTTA&;S TEXTBOOK OF OBSTETRICS,Pg no:508,7th edition |
sciq | sciq_01_07142 | Which gas moves from the blood in the capillaries into the air? | [
"oxygen",
"nitrogen",
"carbon monoxide",
"carbon dioxide"
] | D | Unlike oxygen, carbon dioxide is more concentrated in the blood in the capillaries surrounding the alveoli than it is in the air inside the alveoli. Therefore, carbon dioxide diffuses in the opposite direction. It moves out of the blood and into the air. |
openbookqa | obqa_02_01526 | What goes to a place that has a negative impact on the environment? | [
"garbage trucks",
"trains",
"mail trucks",
"motorcycles"
] | A | landfills have a negative impact on the environment |
sciq | sciq_01_02259 | What is the region in the center back of the eye that is responsible for acute vision? | [
"fovea",
"pupil",
"cornea",
"lens"
] | A | The fovea is the region in the center back of the eye that is responsible for acute vision. The fovea has a high density of cones. When you bring your gaze to an object to examine it intently in bright light, the eyes orient so that the object’s image falls on the fovea. However, when looking at a star in the night sky... |
sciq | sciq_01_03833 | Water pollution occurs when chemicals, sewage, trash, or heat enter what? | [
"natural resources",
"air resources",
"water resources",
"renewable resources"
] | C | Water pollution occurs when chemicals, sewage, trash, or heat enter water resources. Water pollution is threatening the limited supply of clean, fresh water that human beings and other living things depend on. |
math_qa | mathqa_03_02955 | milk contains 5 % water . what quantity of pure milk should be added to 10 litres of milk to reduce this 2 % ? | [
"15 litres",
"16 litres",
"17 litres",
"25 litres"
] | A | present ration of milk to water is 95 : 5 amount of milk is 10 litres hence , pure milk content is 9.5 litre and water content is 0.5 litres now , we should not disturb the water content so , 0.5 litres of water is equivalent to 2 % so 100 % mixture is : ( 0.5 / 2 ) * 100 = 25 litre thus , milk should be added = 25 - 1... |
openbookqa | obqa_02_02026 | Amphibians such as frogs start their lives in eggs in | [
"the pond out front",
"in a camp fire",
"in the turn of the air",
"dark under belly of grass"
] | A | amphibians hatch from eggs |
ARC-Challenge | arc_04_03145 | An atom becomes an ion with a -1 charge because the atom | [
"gains one electron.",
"loses one electron.",
"gains one proton.",
"loses one proton."
] | A | null |
sciq | sciq_01_08805 | What simple sugar is the cell's primary source of energy? | [
"nicotine",
"carbon",
"chloride",
"glucose"
] | D | Molecular formulas tell us how many atoms of each element are present in one molecule of a molecular compound. In many cases, the molecular formula is the same as the empirical formula. For example, the molecular formula of methane is CH 4 , and because 1:4 is the smallest whole-number ratio that can be written for thi... |
sciq | sciq_01_09681 | The liver has three main components: hepatocytes, bile canaliculi, and this? | [
"tissue sinusoids",
"hepatic sinusoids",
"blood sinusoids",
"coronary sinusoids"
] | B | Histology The liver has three main components: hepatocytes, bile canaliculi, and hepatic sinusoids. A hepatocyte is the liver’s main cell type, accounting for around 80 percent of the liver's volume. These cells play a role in a wide variety of secretory, metabolic, and endocrine functions. Plates of hepatocytes called... |
medmcqa | medmcqa_05_00364 | Wear and tear pigment in the body refers to- | [
"Lipochrome",
"Melanin",
"Anthracotic pigment",
"Haemosiderin"
] | A | Ans. is 'a' i.e., Lipochrone |
math_qa | mathqa_03_03215 | how long does a train 110 m long traveling at 60 kmph takes to cross a bridge of 390 m in length ? | [
"18.9 sec",
"88.9 sec",
"22.9 sec",
"30.00 sec"
] | D | "d = 110 + 390 = 500 m s = 60 * 5 / 18 = 50 / 3 t = 500 * 3 / 50 = 30 sec answer : d" |
openbookqa | obqa_02_00333 | What does gravity cause substances on a planet? | [
"things to move sideways",
"things to be moved upwards",
"things to descend to the lowest surface possible",
"things to stay in the same place"
] | C | gravity causes substances to be pulled down on a planet |
openbookqa | obqa_02_03428 | What does harming an organism cause? | [
"population increase",
"change in appearance",
"population decrease",
"nothing"
] | C | as population of predators decreases , the population of prey will increase in an environment |
sciq | sciq_01_07031 | Viruses depend on what type of cells? | [
"anchor cells",
"immune system cells",
"blood cells",
"host cells"
] | D | Briefly describe how viruses depend on host cells. |
ARC-Easy | arc_04_00493 | Frame construction predominates in the New England area due to the abundance of | [
"clay.",
"masonry.",
"wood.",
"steel."
] | C | null |
ARC-Challenge | arc_04_02220 | A "widow's peak" hairline in humans is coded by the dominant allele W. A straight hairline is coded by the recessive allele w. A man with a homozygous dominant WW produces a zygote with a woman with a heterozygous dominant Ww for the trait. Which allele combinations could occur in the zygote? | [
"WW or ww",
"WW or Ww",
"WW only",
"Ww only"
] | B | null |
sciq | sciq_01_06394 | What do you call the high and low points of transverse waves? | [
"waves and troughs",
"bands and troughs",
"crests and troughs",
"echos and troughs"
] | C | In a transverse wave, such as a wave in a rope, the medium vibrates at right angles to the direction that the wave travels. The high points of transverse waves are called crests, and the low points are called troughs. |
openbookqa | obqa_02_00158 | A cacti is basically an enormous stem, which means that | [
"it can be drunk from",
"it is very thin",
"it holds up bright green leaves",
"it can hide in grass"
] | A | a stem is used to store water by some plants |
sciq | sciq_01_11560 | What is it called when the nucleus of an atom splits into two smaller nuclei? | [
"complex fission",
"nuclear fusion",
"cell division",
"nuclear fission"
] | D | Nuclear fission is the splitting of the nucleus of an atom into two smaller nuclei. This releases a great deal of energy. Nuclear power plants use the energy from nuclear fission to generate electricity. |
ARC-Easy | arc_04_01957 | Students are learning about the natural resources in Maryland. One group of students researches information about renewable natural resources in the state. The other group researches information about nonrenewable natural resources in the state. The resources the students investigate include plants, animals, soil, mine... | [
"sunlight",
"aluminum",
"natural gas",
"ocean waves"
] | C | null |
math_qa | mathqa_03_00915 | in a college the ratio of the numbers of boys to the girls is 8 : 5 . if there are 190 girls , the total number of students in the college is ? | [
"562",
"356",
"452",
"494"
] | D | "let the number of boys and girls be 8 x and 5 x then , 5 x = 190 x = 38 total number of students = 13 x = 13 * 38 = 494 answer is d" |
sciq | sciq_01_03928 | What is it called when you touch a charged object to the earth? | [
"dispersion",
"cooling",
"grounding",
"charging"
] | C | The earth is also a conductor. Touching a charged object to the earth is called grounding . When you touch a conductor to the earth, you allow the earth to share the charge. Since the earth is billions of times bigger than the object, the earth takes nearly all of the charge. The charged object that was grounded now ha... |
openbookqa | obqa_02_01999 | If an animal is trained to do something, that is a learned what? | [
"mode of conduct",
"sensation",
"emotion",
"feeling"
] | A | if an animal is trained to do something then that something is a learned behavior |
ARC-Easy | arc_04_00367 | The most common way humans contribute to the extinction of organisms is by | [
"rotation of crops.",
"use of fertilizers.",
"destruction of habitat.",
"introduction of competing species."
] | C | null |
openbookqa | obqa_02_00665 | evaporation is the first stage in the what cycle | [
"H2O",
"lunar",
"growth",
"menstrual"
] | A | evaporation is when water is drawn back up into the air in the water cycle |
medmcqa | medmcqa_05_03952 | Which of the following drugs is not associated with pure red cell aplasia? | [
"Phenytoin",
"Isoniazid",
"Erythropoietin",
"Chloramphenicol"
] | C | c. Erythropoietin(Ref: Nelson's 20/e p 2362-2371, Ghai 8/e p 345-347)Classification of pure red cell aplasiaAcquired* Self-limited: Transient erythroblastopenia of childhood* Thymoma* Hereditary: Congenital pure red cell aplasia (Diamond- Blackfan syndrome)Q* Lymphomas: Hodgkin's, or Non Hodgkin's, large granular Lymph... |
openbookqa | obqa_02_03036 | A good example of a mixture is | [
"dry wood and dry beans",
"ocean and lake water",
"rabbits and young hares",
"old bread and buns"
] | B | An example of a mixture is clay mixed together |
sciq | sciq_01_03744 | Velocity is a vector that has both direction and what? | [
"variable",
"radiation",
"magnitude",
"latitude"
] | C | Because acceleration is velocity in m/s divided by time in s, the SI units for acceleration are m/s 2 , meters per second squared or meters per second per second, which literally means by how many meters per second the velocity changes every second. Recall that velocity is a vector—it has both magnitude and direction. ... |
sciq | sciq_01_04631 | What results when a force does work? | [
"side effect",
"pressure",
"movement",
"momentum"
] | C | work: A force is said to do work when it acts on a body so that there is a displacement of the point of application, however small, in the direction of the force. Thus a force does work when it results in movement. The work done by a constant force of magnitude on a point that moves a distance in the direction of the f... |
math_qa | mathqa_03_00481 | of 3 numbers , the third is 4 times the second and the second is two times the first . if their average is 165 , the smallest of the 3 numbers is : | [
"18",
"19",
"45",
"21"
] | C | explanation : let first number be x . so , 2 nd no . = 2 x & 3 rd no . = 8 x . so , x + 2 x + 8 x = 165 × 3 = 495 11 x = 495 / 11 x = 495 / 11 hence , smallest number x = 45 answer : c |
math_qa | mathqa_03_02094 | a train 100 meters long completely crosses a 300 meters long bridge in 12 seconds . what is the speed of the train is ? | [
"32 kmph",
"76 kmph",
"120 kmph",
"43 kmph"
] | C | "s = ( 100 + 300 ) / 12 = 400 / 12 * 18 / 5 = 120 answer : c" |
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