dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 1 935 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
math_qa | mathqa_03_02900 | two ships are sailing in the sea on the two sides of a lighthouse . the angle of elevation of the top of the lighthouse is observed from the ships are 30 ° and 45 ° respectively . if the lighthouse is 100 m high , the distance between the two ships is : | [
"173 m",
"200 m",
"273 m",
"300 m"
] | C | let ab be the lighthouse and c and d be the positions of the ships . then , ab = 100 m , acb = 30 ° and adb = 45 ° . ab = tan 30 ° = 1 ac = ab x 3 = 1003 m . ac 3 ab = tan 45 ° = 1 ad = ab = 100 m . ad cd = ( ac + ad ) = ( 1003 + 100 ) m = 100 ( 3 + 1 ) = ( 100 x 2.73 ) m = 273 m . answer = c |
ARC-Challenge | arc_04_02280 | Which is evidence of a chemical reaction? | [
"the light produced by magnesium when burned",
"the evaporation of water from a solution",
"the fizzing of a soft drink",
"the heat from a light bulb"
] | A | null |
sciq | sciq_01_02530 | What do fungi produce to digest nutrients? | [
"exoenzymes",
"amino",
"sporozoans",
"pores"
] | A | The ability of fungi to degrade many large and insoluble molecules is due to their mode of nutrition. As seen earlier, digestion precedes ingestion. Fungi produce a variety of exoenzymes to digest nutrients. The enzymes are either released into the substrate or remain bound to the outside of the fungal cell wall. Large... |
sciq | sciq_01_08388 | The primary application of biotechnology is in what field? | [
"physics",
"medicine",
"psychology",
"chemistry"
] | B | 10.1 | Cloning and Genetic Engineering By the end of this section, you will be able to: • Explain the basic techniques used to manipulate genetic material • Explain molecular and reproductive cloning Biotechnology is the use of artificial methods to modify the genetic material of living organisms or cells to produce no... |
sciq | sciq_01_02081 | Dermal tissue covers the outside of a plant in a single layer of cells called what? | [
"cuticle",
"cambium layer",
"scales",
"the epidermis"
] | D | Dermal tissue covers the outside of a plant in a single layer of cells called the epidermis . You can think of the epidermis as the plant’s skin. It mediates most of the interactions between a plant and its environment. Epidermal cells secrete a waxy substance called cuticle , which coats, waterproofs, and protects the... |
openbookqa | obqa_02_03252 | which one of these animals lives deepest in the ocean? | [
"an african parrot",
"gold fish",
"a tuna fish",
"a vampire squid"
] | D | deep sea animals live deep in the ocean |
sciq | sciq_01_10186 | What part of the cell does cellular respiration occur? | [
"mitochondria",
"glucose",
"proton",
"nuclei"
] | A | Cellular respiration occurs in the mitochondria. Figure 20.13 "Respiration" shows the mitochondrion’s two membranes: outer andinner. The inner membrane is extensively folded into a series of internal ridges calledcristae. Thus there are two compartments in mitochondria: the intermembrane space, which lies between the m... |
math_qa | mathqa_03_01424 | think of a number , divide it by 5 and add 8 to it . the result is 61 . what is the number thought of ? | [
"24",
"77",
"297",
"265"
] | D | "explanation : 61 - 6 = 53 53 x 5 = 265 answer : d" |
sciq | sciq_01_00164 | What is defined as a repeating series of events that include growth, dna synthesis, and cell division? | [
"photosynthesis",
"meiosis",
"puberty",
"cell cycle"
] | D | Cell division is just one of several stages that a cell goes through during its lifetime. The cell cycle is a repeating series of events that include growth, DNA synthesis, and cell division. The cell cycle in prokaryotes is quite simple: the cell grows, its DNA replicates, and the cell divides. In eukaryotes, the cell... |
openbookqa | obqa_02_04363 | A thing which is a producer in the food chain is most likely to be a | [
"squid",
"clover",
"mouse",
"hawk"
] | B | producer is a kind of role in the food chain process |
sciq | sciq_01_07391 | Where can you find sodium acetate? | [
"a heat pack",
"table salt",
"a cold pack",
"baking soda"
] | A | In the picture above, a thermal pack is applied to the back. Small packs can be used either for heating or cooling, depending on the material used. A heat pack contains a supersaturated solution of material such as sodium acetate. The solution is clear until a small metal trigger is activated. The sodium acetate then c... |
openbookqa | obqa_02_04269 | Where might you find a live, breathing eagle? | [
"the moon",
"in a thimble",
"the woods",
"a programming language"
] | C | some birds live in forests |
sciq | sciq_01_05656 | Whose rules are too simple to explain the inheritance of human height? | [
"Pascal",
"mendel",
"Darwin",
"Einstein"
] | B | Unlike Mendel's peas, people do not all fall into two categories: short or tall. Most people, in fact, are somewhere in between. Obviously, Mendel's rules are too simple to explain the inheritance of human height. |
openbookqa | obqa_02_03558 | which one of these can be used to power up a system? | [
"a handful of sand",
"a liter of water",
"a bowl of water",
"a tin of gasoline"
] | D | oil is a source of energy |
sciq | sciq_01_09203 | Unlike ionic compounds, covalent compounds do not have freely moving what? | [
"atoms",
"Nuclei.",
"electrons",
"neutrons"
] | C | Unlike ionic compounds, covalent compounds do not have freely moving electrons, so they cannot conduct electricity. |
ARC-Challenge | arc_04_02489 | Students make weather observations outside the school building, and then they record their observations. Which observation should be recorded as a fact? | [
"The air feels very cold.",
"The wind is blowing at 5 m/s.",
"It is nicer than the day before.",
"It looks like it might warm up later."
] | B | null |
sciq | sciq_01_00984 | How do most echinoderms reproduce? | [
"asexually",
"grafting",
"flowering",
"sexually"
] | D | Some echinoderms can reproduce asexually by fission, but most echinoderms reproduce sexually. They generally have separate sexes and external fertilization. Eggs hatch into free-swimming larvae. The larvae undergo metamorphosis to change into the adult form. During metamorphosis, their bilateral symmetry changes to rad... |
sciq | sciq_01_06889 | Cellular respiration uses oxygen to harvest what from organic molecules? | [
"water",
"chlorophyll",
"energy",
"light"
] | C | the evolution of cellular respiration, which used oxygen to help harvest energy from organic molecules. |
openbookqa | obqa_02_01298 | When you exit a dark film theater, the world | [
"looks darker",
"looks brighter",
"looks the same",
"looks more French"
] | B | when light enters the eye through the pupil , that light falls on the retina |
openbookqa | obqa_02_03334 | A glacier moves like a | [
"crocodile",
"tortoise",
"Komodo dragon",
"rattlesnake"
] | B | a glacier moves slowly |
openbookqa | obqa_02_02948 | Which is the most accurate statement? | [
"octopuses avoid sharks by blinding them with a dark substance",
"octopuses avoid scorpions using ink",
"octopuses avoid sharks using powerful claws",
"octopuses avoid scorpions by eating them"
] | A | ink is used for hiding from predators by octopuses |
medmcqa | medmcqa_05_04355 | Least common cause of ambiguous genitalia in female genotype: | [
"21 hydroxylase deficiency",
"11 hydroxylase deficiency",
"Fetal steroid sulphatase deficiency",
"WT1 gene"
] | C | Ans. C. Fetal steroid sulphatase deficiencyRef: Sperojf, 9th/ed, pll9ExplanationPlacental sulfatase deficiency# There is an X-linked metabolic disease characterized by a placental sulfatase deficiency in the syncytiotrophoblast, and postnatally, ichthyosis, occurring in about 1 in 2000-3000 newborn males.# Patients wit... |
sciq | sciq_01_06831 | A homogeneous mixture with tiny particles in it is known as what? | [
"plasmid",
"element",
"structure",
"solution"
] | D | A solution is a homogeneous mixture with tiny particles. An example is salt water. The particles of a solution are too small to reflect light. As a result, you cannot see them. That’s why salt water looks the same as pure water. The particles of solutions are also too small to settle or be filtered out of the mixture. |
sciq | sciq_01_04276 | What is the factor that affects the solubility of solutes in all three states? | [
"oxygen",
"color",
"heat",
"temperature"
] | D | Temperature affects the solubility of solutes in all three states. Pressure also affects the solubility of gases. |
medmcqa | medmcqa_05_03089 | Clonus is due to? | [
"Upper motor neuron damage",
"Lower motor neuron damage",
"Extrapyramidal damage",
"Cerebellar damage"
] | A | Ans. A Upper motor neuron damageRef: Ganong, 25th ed. pg. 233Clonus is characterized by repeated rhythmic contractions of muscle subjected to sudden maintained stretch.It is Caused by* Increased Gamma motor neuron discharge* Spinal cord injury causing damage to Renshaw cell which is an inhibitory inter-neuron.Condition... |
math_qa | mathqa_03_03267 | 16 balls are numbered 1 to 16 . a ball is drawn and then another ball is drawn without replacement . what is the probability that both balls have even numbers ? | [
"4 / 11",
"5 / 17",
"6 / 25",
"7 / 30"
] | D | "p ( 1 st ball is even ) = 8 / 16 p ( 2 nd ball is also even ) = 7 / 15 p ( both balls are even ) = 8 / 16 * 7 / 15 = 7 / 30 the answer is d ." |
sciq | sciq_01_07528 | What is anything that causes cancer called? | [
"bacteria",
"pesticide",
"carcinogen",
"chemical"
] | C | A carcinogen is anything that causes cancer. Most carcinogens produce mutations in genes that control the cell cycle. |
medmcqa | medmcqa_05_02076 | A 25 year old man has pigmented macules over the palms, soles and oral mucosa. He also has anemia and abdominal pain. Which one of the following is the most likely diagnosis? | [
"Cushing's syndrome",
"Albright's syndrome",
"Peutz-Jegher's Syndrome",
"Incontinentia pigmenti"
] | C | Cushing Syndrome Presents with lemon on sticks with hypeension and anemia Albright syndrome At least 2 / 3 features: 1. Polyostotic fibrous dysplasia 2. Cafe-au-lait skin pigmentation 3. Autonomous endocrine hyperfunction (eg, gonadotropin-independent) Peutz Jehgers syndrome Located primarily around the nose and mouth,... |
ARC-Easy | arc_04_00928 | Which of these structures form when materials are deposited, buried, and cemented? | [
"intrusive structures",
"metamorphic rocks",
"volcanic mountains",
"sedimentary rocks"
] | D | null |
sciq | sciq_01_00764 | In the tropics what are the prevailing winds called? | [
"a front",
"tradewinds",
"storm winds",
"crosswinds"
] | B | The major wind belts push the water in the surface currents. The water moves in the direction of :. |
ARC-Challenge | arc_04_03060 | For his science project, Alan began a study of sugar maple trees. He noticed many differences among the sugar maple trees near his school. Which of the following three characteristics would vary the LEAST? | [
"height",
"number of leaves",
"type of seeds",
"trunk width"
] | C | null |
sciq | sciq_01_05042 | Stones, infections, and diabetes threaten the health and functioning of what paired organs? | [
"kidneys",
"lungs",
"tissues",
"arteries"
] | A | A person can live a normal, healthy life with just one kidney. However, at least one kidney must function properly to maintain life. Diseases that threaten the health and functioning of the kidneys include kidney stones, infections, and diabetes. |
medmcqa | medmcqa_05_04284 | Which of the following antipsychotic isn't available as depot preparation for the treatment of psychosis? | [
"Aripiprazole",
"Olanzapine",
"Clozapine",
"Haloperidol"
] | C | Clozapine isn't available as depot of long-acting muscular injection. clozapine is a drug that is used for trreatment of TREATMENT RESISTANT SCHIZIOPHRENIA patients the main adverse effects of clozapine was AGRANULOCYTOSIS, MYOCARDITIS, SIALORRHEA, SEIZURES, PARALYTIC ILEUS Ref: Essentials of postgraduate psychiatry By... |
openbookqa | obqa_02_04497 | Robins will often devour | [
"rocks",
"wood",
"glue",
"grasshoppers"
] | D | birds sometimes eat insects |
ARC-Easy | arc_04_00465 | Which resource provides the minerals plants need to grow? | [
"sunlight",
"water",
"soil",
"air"
] | C | null |
sciq | sciq_01_03569 | When there is no mass in a volume of space, the space is not what? | [
"curved",
"straight",
"flat",
"timed"
] | A | When there is no mass in a volume of space, the space is not curved. An object passing through such space would follow a straight line in our normal way of thinking of a straight line. |
openbookqa | obqa_02_02767 | A boy hates summer with a burning passion, so luckily the longest he should ever have to endure the season is | [
"twelve weeks",
"three years",
"nine months",
"two days"
] | A | a new season occurs once per three months |
medmcqa | medmcqa_05_00667 | Amastigote forms are seen in -a) Leishmania donovani b) Toxoplasma gondic) Leishmania majord) Entamoeba | [
"a",
"ac",
"ad",
"b"
] | B | Leishmania occurs in two stages
1. Amastigote (Aflagellar stage)
In the R.E. system of vertebrate host (Man, dog and hamster)
2. Promastigote (flagellar stage )
a) In gut of sand fly
b) Artificial culture |
math_qa | mathqa_03_01933 | a store owner estimates that the average price of type a products will increase by 20 % next year and that the price of type b products will increase by 11 % next year . this year , the total amount paid for type a products was $ 3500 and the total price paid for type b products was $ 8600 . according to the store owne... | [
"$ 13,746",
"$ 15,325",
"$ 16,000",
"$ 16,225"
] | A | "cost of type a products next year = 1.20 * 3500 = 4200 cost of type b products next year = 1.11 * 8300 = 9546 total 4200 + 9546 = 13746 answer : a" |
openbookqa | obqa_02_00017 | A person is lost in a dense forest, and needs to find their home. They know their home is to the south, and they are headed north. They can find home by using a | [
"northern-directing device",
"northern light reader",
"northeastern winds",
"north central credit"
] | A | a compass is a kind of tool for determining direction by pointing north |
sciq | sciq_01_03419 | What is created when energy turns a turbine? | [
"light",
"force",
"electricity",
"torque"
] | C | 4. Electricity is made when some type of energy turns a turbine. Explain how this happens and give two examples. |
math_qa | mathqa_03_01651 | the speed of a boat in still water is 21 km / hr and the rate of current is 8 km / hr . the distance travelled downstream in 13 minutes is | [
"1.6 km",
"2 km",
"6.3 km",
"4 km"
] | C | "explanation : speed downstreams = ( 21 + 8 ) kmph = 18 kmph . distance travelled = ( 29 x 13 / 60 ) km = 6.3 km option c" |
openbookqa | obqa_02_02579 | If a tiny bug needs to be closely observed, a person could enlist the use of a | [
"glass slipper",
"crock pot",
"ceramic plate",
"enlarger"
] | D | magnifying glass is used to see small things by making objects appear bigger |
ARC-Easy | arc_04_00105 | Roger visited his grandfather who lives on a farm. While he was there, he helped his grandfather move hay out of the barn. As Roger worked in the barn he began sneezing. Which system of the body most likely caused Roger to sneeze? | [
"circulatory",
"excretory",
"digestive",
"immune"
] | D | null |
ARC-Challenge | arc_04_02665 | Which of the following is a renewable resource? | [
"coal",
"minerals",
"petroleum",
"sunlight"
] | D | null |
sciq | sciq_01_04415 | Blood is made up of red blood cells, white blood cells, platelets, and what else? | [
"potassium",
"plasma",
"pathogens",
"hemoglobin"
] | B | Did you know that blood is a tissue? Blood is a fluid connective tissue that is made up of red blood cells, white blood cells, platelets, and plasma. The cells that make up blood are pictured below ( Figure below ). The different parts of blood have different roles. |
math_qa | mathqa_03_00273 | john was 19 years old when he married betty . they just celebrated their fifth wedding anniversary , and betty ' s age is now 7 / 8 of john ' s . how old is betty ? | [
"21",
"26",
"28",
"30"
] | A | "assume betty ' s age on marriage = x years . john ' s age on marriage = 19 john ' s age after 5 years = 24 years . betty ' s age after 5 years = x + 5 given : x + 5 = 7 / 8 ( 24 ) = 21 therefore betty ' s current age = 21 option a" |
math_qa | mathqa_03_00485 | a glass was filled with 15 ounces of water , and 0.05 ounce of the water evaporated each day during a 15 - day period . what percent of the original amount of water evaporated during this period ? | [
"0.005 %",
"0.05 %",
"0.5 %",
"5 %"
] | D | "in 15 days 15 * 0.05 = 0.75 ounces of water evaporated , which is 0.75 / 15 â ˆ — 100 = 5 of the original amount of water . answer : d ." |
sciq | sciq_01_07606 | Extended stays in zero gravity are not healthy for human beings. thus, for the comfort of the astronauts, the station is rotated so that the astronauts feel there is what? | [
"Fixed Gravity",
"internal gravity",
"still gravity",
"revealed gravity"
] | B | A space station was established far from the gravitational field of Earth. Extended stays in zero gravity are not healthy for human beings. Thus, for the comfort of the astronauts, the station is rotated so that the astronauts feel there is an internal gravity. The rotation speed is such that the apparent acceleration ... |
medmcqa | medmcqa_05_02149 | Decreased Q2 carrying capacity and Normal PO2 is a feature of : | [
"Anemic hypoxia",
"Histotoxic hypoxia",
"Stagnant hypoxia",
"Hypoxic hypoxia"
] | A | Subnormal level of hemoglobin causes decreased oxygen – carrying capacity of the blood. This in turn initiates compensatory physiologic adaptations such as :
o Increased release of oxygen from hemoglobin. o Increased blood flow to the tissues.
o Maintenance of the blood volume ; and
o Redistribution of blood flow to ma... |
sciq | sciq_01_01326 | What rigid layer surrounds the cell membrane of a plant cell? | [
"cell wall",
"cuticle",
"bark",
"epidermis"
] | A | The cell wall is a rigid layer that surrounds the cell membrane of a plant cell. It’s made mainly of the complex carbohydrate called cellulose. The cell wall supports and protects the cell. The cell wall isn’t solid like a brick wall. It has tiny holes in it called pores. The pores let water, nutrients, and other subst... |
sciq | sciq_01_03413 | An alternative to inclusive fitness is group selection, a type of what scenario where small groups of organisms of the same species are effectively acting as single (perhaps colonial) organisms? | [
"introductory",
"combination",
"evolutionary",
"molecular"
] | C | Group selection A proposed alternative to inclusive fitness (sometimes known as kin selection) is the concept of group selection. In this type of evolutionary scenario, small groups of organisms of the same species are effectively acting as single (perhaps colonial) organisms. It is the reproductive success of the grou... |
medmcqa | medmcqa_05_02694 | Maximum density of microfilariasis in blood is repoed to be between - | [
"9 pm to 11 pm",
"10 pm to 2 am",
"8 pm to 10 pm",
"2 am to 5 am"
] | B | <p> Filariasis:- Causative agent- W.bancrofti, B.malayi and B.timori. Man is definitive host. Mosquito is the intermediate host. Infective stage- microfilaria. The maximum density of microfilaria in blood is repoed between 10 pm-2am. Treatment- DEC. Filarial control in community. {Reference: park&;s textbook of prevent... |
sciq | sciq_01_05880 | Desert plants have special stems and leaves to conserve what? | [
"water",
"air",
"habitat",
"food"
] | A | Each organism has the ability to survive in a specific environment. Dry desert environments are difficult to live in. Desert plants have special stems and leaves to conserve water. Animals have other ways to live in the desert. The Namib Desert receives only 1.5 inches of rainfall each year. The Namib Desert beetle liv... |
sciq | sciq_01_01978 | What do you call any process in which excess water or wastes are removed from the body? | [
"depletion",
"diffusion",
"excretion",
"digestion"
] | C | Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Organs of excretion include the large intestine, liver, skin, lungs, and kidneys. |
sciq | sciq_01_03689 | What blood protein carries oxygen from the lungs to cells throughout the body? | [
"hemoglobin",
"dopamine",
"platelets",
"plasma"
] | A | The blood protein hemoglobin binds with oxygen and carries it from the lungs to cells throughout the body. Heme is a small molecule containing iron that is part of the larger hemoglobin molecule. Oxygen binds to the iron in heme. |
sciq | sciq_01_04111 | All prokaryotic and some eukaryotic organisms reproduce through what method, where a parent passes all of its genetic material to the next generation? | [
"asexual reproduction",
"organic reproduction",
"sexual reproduction",
"microscopic reproduction"
] | A | Are there male and female bacteria? How could you tell? Remember, bacteria have just one chromosome; they do not have an X or Y chromosome. So they probably have a very simplified form of reproduction. Asexual reproduction, the simplest and most primitive method of reproduction, involves a single parent and produces a ... |
sciq | sciq_01_04275 | What structures on the gastrodermal cells keep the contents of the gastrovascular cavity agitated and help distribute nutrients? | [
"telomeres",
"sporangia",
"nucleus",
"flagella"
] | D | |
ARC-Easy | arc_04_01129 | Turning off the light when leaving a room is an example of | [
"conserving energy.",
"wasting energy.",
"using potential energy.",
"using chemical energy."
] | A | null |
sciq | sciq_01_08635 | Caves form over time when what causes rocks like limestone to dissolve? | [
"air",
"acid",
"water",
"weather"
] | C | It can be really exciting to explore a big underground cave like the one in this picture. Do you know how caves form? Believe it or not, water is the answer. Water slowly dissolves rocks, especially certain types of rocks such as limestone. How does something as mild and harmless as water cause hard rocks to dissolve? ... |
sciq | sciq_01_08951 | What is the molecular formula of carbon dioxide? | [
"h2o",
"cl2",
"c2o",
"co 2"
] | D | The molecular formula of carbon dioxide is CO 2 . One molecule of carbon dioxide consists of 1 atom of carbon and 2 atoms of oxygen. We can calculate the molar mass of carbon dioxide by adding together the molar masses of each atom present in the compound. |
math_qa | mathqa_03_00461 | the number 523 fbc is divisible by 7 , 89 . then what is the value of f * b * c | [
"504",
"532",
"210",
"180"
] | D | lcm of 7 , 8 and 9 is 504 , thus 523 fbc must be divisible by 504 . 523 fbc = 523000 + fbc 523000 divided by 504 gives a remainder of 352 . hence , 352 + fbc = k * 504 . k = 1 fbc = 152 - - > f * b * c = 10 k = 2 fbc = 656 - - > f * b * c = 180 as fbc is three digit number k can not be more than 2 . two answers ? well ... |
openbookqa | obqa_02_03152 | The running and moving liquid fluid during a storm causes what | [
"insects",
"weather damage",
"abrasion",
"lava"
] | B | erosion of soil has a negative impact on the environment |
ARC-Easy | arc_04_01953 | Selective breeding has resulted in plants that are resistant to pests and produce a higher yield of fruits and vegetables. Which of these is the most likely disadvantage that can result from this process? | [
"decreased genetic diversity",
"habitat destruction",
"overpopulation",
"increased erosion"
] | A | null |
openbookqa | obqa_02_00362 | An example of conservation is avoiding | [
"oil",
"sunlight",
"fats",
"tea"
] | A | An example of conservation is not using fossil fuel |
sciq | sciq_01_00397 | What process refers to a separation of charge within an atom or molecule? | [
"polarization",
"rotation",
"convection",
"diffusion"
] | A | material, and is intimately related to the polarizability of the material. Things Great and Small The Submicroscopic Origin of Polarization Polarization is a separation of charge within an atom or molecule. As has been noted, the planetary model of the atom pictures it as having a positive nucleus orbited by negative e... |
medmcqa | medmcqa_05_00724 | Discoloration after death is first seen in - | [
"Dependent pas",
"Scalp",
"Face",
"Arms"
] | A | Ans. is 'a' i.e., Dependent pas It is seen on dependent pas of the body, therefore site depends upon position of body after death :In supine : On posterior dependent poion of body. But not seen on back of shoulder blades, buttocks and back of calves due to contact flattening, i.e.toneless capillaries are compressed and... |
medmcqa | medmcqa_05_01216 | Osmotic pressure of 1 mol of ideal solute relative to pure water is: | [
"2.5 atm",
"5.2 atm",
"22.4 atm",
"15.2 atm"
] | C | 1 mol of an ideal solute dissolved in 1000g of water (a 1m or molal solution) at 1 atm pressure yield a solution whose osmotic pressure relative to pure water is 22.4atm (250C). Ref: Principles of Medical Physiology by Sabyasachi Sircar, 2008/2-22 |
openbookqa | obqa_02_00777 | Conservation is | [
"using Styrofoam plates for every meal",
"reusing gift bags again and again",
"throwing plastic bottles in the landfill",
"driving a gas guzzling truck"
] | B | An example of conservation is avoiding waste |
sciq | sciq_01_05739 | What system carries nerve impulses to internal organs, controlling activities that are not under your control, such as sweating and digesting food? | [
"autonomic nervous system",
"circulatory nervous system",
"hormonal nervous system",
"limbic nervous system"
] | A | The autonomic nervous system carries nerve impulses to internal organs. It controls activities that are not under your control, such as sweating and digesting food. The autonomic nervous system has two parts:. |
ARC-Easy | arc_04_00022 | Peach trees have sweet-smelling blossoms and produce rich fruit. What is the main purpose of the flowers of a peach tree? | [
"to attract bees for pollination",
"to create flower arrangements",
"to protect the tree from disease",
"to feed migratory birds"
] | A | null |
sciq | sciq_01_02067 | What type of animal that eats only or mainly insects? | [
"invertebrates",
"anaerobic",
"heterotrophic",
"herbivores"
] | C | heterotrophic animal that eats only or mainly insects. |
math_qa | mathqa_03_02214 | a 1200 m long train crosses a tree in 120 sec , how much time will i take to pass a platform 500 m long ? | [
"266 sec",
"170 sec",
"776 sec",
"166 sec"
] | B | "l = s * t s = 1200 / 120 s = 10 m / sec . total length ( d ) = 1700 m t = d / s t = 1700 / 10 t = 170 sec answer : b" |
ARC-Challenge | arc_04_02351 | Which unit is used to record distances between stars? | [
"miles",
"kilometers",
"light years",
"astronomical units"
] | C | null |
openbookqa | obqa_02_02730 | What do plants do after they use their chlorophyll to make energy from sunlight? | [
"use it right away",
"sell it to someone",
"save it for future use",
"give it to a friend"
] | C | usually plants store the food they produce for future use |
medmcqa | medmcqa_05_03986 | Von Willebrand factor is produced by | [
"Liver",
"Platelets",
"Lungs",
"Spleen"
] | B | Von Willebrand factor is produced by platelets and endothelial cells Ref: Ganong 25th ed/page 565 |
sciq | sciq_01_11145 | Like acetic acid, pentanoic acid is what kind of acid? | [
"carbonic",
"amino",
"carboxylic",
"hydroxyl"
] | C | Like acetic acid, pentanoic acid is a carboxylic acid. Unlike acetic acid, however, the alkyl group is rather large, consisting of a 4-carbon chain as in butanol. As with butanol, the nonpolar character of the alkyl group is likely to be as important as the polar character of the carboxylic acid group, making it unlike... |
ARC-Easy | arc_04_01282 | Several interchangeable parts are used in the manufacture of automobiles. Some examples of these parts are batteries, windshield wiper blades, spark plugs, and tires. Which of the following is an advantage of interchangeable parts over non-interchangeable parts on automobiles? | [
"Interchangeable parts are generally more expensive than custom-made parts for automobiles.",
"Interchangeable parts break more often now than in years past on most automobiles.",
"Interchangeable parts are plentiful for custom-made automobiles.",
"Interchangeable parts can fit many kinds of automobiles."
] | D | null |
sciq | sciq_01_05146 | What vessels supply blood to the myocardium and other components of the heart? | [
"rapid arteries",
"coronary arteries",
"specialized arteries",
"surface arteries"
] | B | Coronary Arteries Coronary arteries supply blood to the myocardium and other components of the heart. The first portion of the aorta after it arises from the left ventricle gives rise to the coronary arteries. There are three dilations in the wall of the aorta just superior to the aortic semilunar valve. Two of these, ... |
sciq | sciq_01_05972 | What happens do the sound during a resonance? | [
"amplified, it becomes louder",
"it becomes quieter",
"it echoes",
"it dissipates"
] | A | Most musical instruments use resonance to amplify the sound waves and make the sounds louder. Resonance occurs when an object vibrates in response to sound waves of a certain frequency. In a musical instrument such as a guitar, the whole instrument and the air inside it may vibrate when a single string is plucked. This... |
math_qa | mathqa_03_04491 | a small college reduced its faculty by approximately 13 percent to 195 professors . what was the original number of faculty members ? | [
"182",
"208",
"224",
"254"
] | C | "f x is the original number of faculty members , then after 13 % reduction in faculty members number is . 87 x but we are given . 87 x = 195 x = 224 so the original number of faculty members is 224 correct answer - c" |
ARC-Easy | arc_04_00164 | Which gravitational pull has the greatest influence on Earth's tides? | [
"the gravitational pull between Earth and the Moon",
"the gravitational pull between Earth and the Sun",
"the gravitational pull between Earth and Jupiter",
"the gravitational pull between Earth and Mars"
] | A | null |
math_qa | mathqa_03_00441 | the ages of two persons differ by 12 years . if 5 years ago , the elder one be 5 times as old as the younger one , their present ages ( in years ) are respectively | [
"20,20",
"20,8",
"25,15",
"30,10"
] | B | "explanation : let their ages be x and ( x + 12 ) years . 5 ( x - 5 ) = ( x + 12 - 5 ) or 4 x = 32 or x = 8 . their present ages are 20 years and 8 years option b" |
sciq | sciq_01_01404 | During metamorphosis, most salamander species go through what aquatic stage on the way to becoming adults? | [
"metaphase",
"prophase",
"larval stage",
"anaphase"
] | C | |
math_qa | mathqa_03_02334 | a sucrose solution contains 10 grams of sucrose per 100 cubic centimeters of solution . if 60 cubic centimeters of the solution were poured into an empty container , how many grams of sucrose would be in the container ? | [
"4.00'",
"6.00'",
"5.50'",
"6.50'"
] | B | we are given that a sucrose solution contains 10 grams of sucrose per 100 cubic centimeters of solution . since we are dealing with a solution , we know that the grams of sucrose is proportional to the number of cubic centimeters of solution . thus , to determine how many grams of sucrose would be in the container when... |
sciq | sciq_01_11549 | What is the term for physicians and scientists who research and develop vaccines and treat and study conditions ranging from allergies to aids? | [
"immunologists",
"vaccinologists",
"endocrinologists",
"virologists"
] | A | Immunologist The variations in peripheral proteins and carbohydrates that affect a cell’s recognition sites are of prime interest in immunology. These changes are taken into consideration in vaccine development. Many infectious diseases, such as smallpox, polio, diphtheria, and tetanus, were conquered by the use of vac... |
ARC-Easy | arc_04_01478 | The iron in iron-rich red soils may not be in a form that can be taken up by tree roots. As a result, leaves and needles may look yellow. Some trees release acids that convert iron in soil to a usable form. This change in soil chemistry is a type of which process? | [
"deposition",
"weathering",
"precipitation",
"photosynthesis"
] | B | null |
openbookqa | obqa_02_02405 | Usually, plants naturally decrease their intake of water in roots and branches to withstand | [
"springtime",
"rising temperatures",
"cool breezes",
"very cold temperatures"
] | D | usually plants die or become dormant during the winter |
sciq | sciq_01_03401 | In a controlled scientific study, what do you call a factor that can take on different values? | [
"output",
"vector",
"variable",
"input"
] | C | An experiment is a controlled scientific study of specific variables. A variable is a factor that can take on different values. For example, the speed of an object down a ramp might be one variable, and the steepness of the ramp might be another. |
sciq | sciq_01_04459 | What are the three types of rna involved in protein synthesis? | [
"messenger, organic and transfer",
"messenger, transfer, and organic",
"organic , transfer , and ribosomal",
"messenger, transfer, and ribosomal"
] | D | There are three types of RNA involved in protein synthesis: messenger RNA (mRNA), transfer RNA (tRNA), and ribisomal RNA (rRNA). All three of these nucleic acids work together to produce a protein. The mRNA takes the genetic instructions from the nucleus to the cytoplasm, where the ribosomes are located. Ribosomes are ... |
math_qa | mathqa_03_02168 | 50 liters of a mixture contains milk and water in the ratio 3 : 2 . if 5 liters of this mixture be replaced by 5 liters of milk , the ratio of milk to water in the new mixture would be ? | [
"6 : 5",
"6 : 2",
"6 : 4",
"7 : 4"
] | D | "quantity of milk in 50 liters if mix = 50 * 3 / 5 = 30 liters quantity of milk in 55 liters of new mix = 30 + 5 = 35 liters quantity of water in it = 55 - 35 = 20 liters ratio of milk and water in new mix = 35 : 20 = 7 : 4 answer is d" |
math_qa | mathqa_03_01385 | a man buys an article for $ 20 . and sells it for $ 35 . find the gain percent ? | [
"25 %",
"50 %",
"20 %",
"75 %"
] | D | "c . p . = $ 20 s . p . = $ 35 gain = $ 15 gain % = 15 / 20 * 100 = 75 % answer is d" |
openbookqa | obqa_02_04858 | If water gets _____, it may cause a chemical reaction | [
"hotter",
"empty",
"air",
"afraid"
] | A | adding heat to an object sometimes causes chemical reactions |
math_qa | mathqa_03_04266 | if the difference between compound interest ( interest compounded yearly ) and simple interest on a sum for 2 years at 10 % p . a . is rs . 150 then sum is | [
"rs . 12000",
"rs . 15000",
"rs . 13000",
"rs . 10000"
] | B | compund interest = p [ 1 + r / 100 ] ^ t - p ci = p [ 21 / 100 ] simple interest = ptr / 100 si = p [ 20 / 100 ] difference p [ 21 / 100 ] - p [ 20 / 100 ] = 150 p = 15000 answer : b |
sciq | sciq_01_06468 | Wave amplitude of a transverse wave is the difference in height between what and the resting position? | [
"a valley",
"a crest",
"a cascade",
"a magnitude"
] | B | Wave amplitude of a transverse wave is the difference in height between a crest and the resting position. Wave amplitude of a longitudinal wave is the distance between particles of the medium where it is compressed by the wave. |
math_qa | mathqa_03_03791 | in a certain pond , 70 fish were caught , tagged , and returned to the pond . a few days later , 50 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",
"1,750",
"2,500"
] | C | "this is a rather straight forward ratio problem . 1 . 70 fish tagged 2 . 2 out of the 50 fish caught were tagged thus 2 / 50 2 / 50 = 70 / x thus , x = 1750 think of the analogy : 2 fish is to 50 fish as 50 fish is to . . . ? you ' ve tagged 50 fish and you need to find what that comprises as a percentage of the total... |
medmcqa | medmcqa_05_04749 | Equal number of nucleotide bases are seen between which pair of nucleotides: | [
"A=G",
"G=T",
"G=C",
"A=C"
] | C | Ans. (c) G=CRef: Harper's Biochemistry; 30th ed. pg. 360-361Chargaffs Rules for Double stranded (ds) DNA| |* In all cellular DNAs regardless of species-- Number of adenosine residues is equal to no. of thymidine residues (i.e. A=T).- No. of guanosine residues is equal to no. of cystidine residues (G=C)* From these rela... |
sciq | sciq_01_10851 | Where does most geological activity takes place? | [
"at plate boundaries",
"in mountain ranges",
"at ocean bottoms",
"in coastal areas"
] | A | Most geological activity takes place at plate boundaries. But some activity does not. Much of this intraplate activity is found at hot spots. Hotspots are plumes of hot material that rise through the mantle. Hotspot volcanoes erupt when the hot material melts to create magma. |
medmcqa | medmcqa_05_04793 | Parasympathetic stimulation of nerves innervating the islets of the pancreas will: | [
"Have no effect",
"Increase secretion of insulin from B cells",
"Decrease secretion of insulin from B cells",
"Increase secretion of glucagon from B cells"
] | B | The pancreatic islets receive innervation from both the sympathetic and parasympathetic nervous system. Stimulation of the parasympathetic system increases secretion of insulin from the B cells. Stimulation of the sympathetic system increases glucagon secretion from the A cells. Insulin is inhibited by sympathetic stim... |
medmcqa | medmcqa_05_01967 | Common age group for otosclerosis is | [
"5-10 years",
"10-20 years",
"20-30 years",
"30-45 years"
] | C | Otosclerosis, more aptly called otospongiosis, is a primary disease of the bony labyrinth. In this, one or more foci of irregularly laid spongy bone replace pa of the normally dense enchondral layer of the bony otic capsule.Age of onset. Hearing loss usually stas between 20 and 30 years of age and is rare before 10 and... |
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