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_04154 | how many seconds will it take for a car that is traveling at a constant rate of 90 miles per hour to travel a distance of 22 yards ? ( 1 mile = 1,160 yards ) | [
"0.8",
"0.5",
"1.0",
"1.1"
] | B | speed = 90 miles / hr = 44 yard / s distance = 22 yards time = distance / speed = 22 / 44 = 0.5 sec ans - b |
sciq | sciq_01_03345 | Anaerobic respiration takes place without what? | [
"movement",
"oxygen",
"nitrogen",
"carbon"
] | B | Aerobic respiration , which takes place in the presence of oxygen, evolved after oxygen was added to Earth’s atmosphere. This type of respiration is useful today because the atmosphere is now 21% oxygen. However, some anaerobic organisms that evolved before the atmosphere contained oxygen have survived to the present. ... |
sciq | sciq_01_11485 | Nonflowering vascular plants have three basic types of leaves: microphylls, fronds, and what other type? | [
"tubes",
"molds",
"stems",
"needles"
] | D | Leaves may vary in size, shape, and their arrangement on stems. Nonflowering vascular plants have three basic types of leaves: microphylls (“tiny leaves”), fronds, and needles. Figure below describes each type. |
sciq | sciq_01_04640 | Why does water have a high surface tension? | [
"oxygenation",
"helium bonding",
"hydrogen bonding",
"high freezing point"
] | C | |
sciq | sciq_01_03258 | Claw ends of hammers and flagpole pulleys are examples of simple machines that reverse what? | [
"direction of force",
"direction of power",
"direction of work",
"direction of friction"
] | A | Some machines change the direction of the force applied by the user. They may or may not also change the strength of the force or the distance over which the force is applied. Two examples of machines that work this way are the claw ends of hammers and flagpole pulleys. You can see in the Figure below how each of these... |
sciq | sciq_01_04590 | Where was the distinction between total distance traveled and displacement first noted? | [
"one-dimensional kinematics",
"string theory",
"Newton's first law",
"uncertainty principle"
] | A | Discussion Quite a trip (if it survives)! Note that this distance is the total distance traveled by the fly. Displacement is actually zero for complete revolutions because they bring the fly back to its original position. The distinction between total distance traveled and displacement was first noted in One-Dimensiona... |
medmcqa | medmcqa_05_01950 | A 40-year old male is admitted with complaints of abdominal pain and headache. General physical examination revealed six scars on the abdomen from previous surgeries. He seems to maintain a sick role and seeks attention from the nurses. He demands multiple diagnostic tests including a liver biopsy. The treating team fa... | [
"Schizophrenia",
"Malingering",
"Somatisation disorder",
"Factitious disorder"
] | D | D i.e. Factitious disorder |
sciq | sciq_01_11084 | The right atrium receives all of the systemic venous return. most of the blood flows into either the superior vena cava or this? | [
"inferior vena cava",
"resulted vena cava",
"exterior vena cava",
"identical vena cava"
] | A | The right atrium receives all of the systemic venous return. Most of the blood flows into either the superior vena cava or inferior vena cava. If you draw an imaginary line at the level of the diaphragm, systemic venous circulation from above that line will generally flow into the superior vena cava; this includes bloo... |
medmcqa | medmcqa_05_03528 | Which of the following opioid analgesics is most likely to cause central nervous system (CNS) disturbance? | [
"heroin",
"morphine",
"meperidine",
"fentanyl"
] | C | Meperidine has a half-life of 3 hours, but it has an active metabolite, normeperidine, which has a half-life of 15-20 hours. Therefore, accumulation of normeperidine with toxicity is common. The drug should not be used for prolonged periods (over 48 hours), and probably should not be used at all in those susceptible to... |
medmcqa | medmcqa_05_03860 | Downward displacement of enlarged spleen is prevented by | [
"Lienorenal ligament",
"Phrenicolic ligament",
"Upper pole of right kidney",
"Sigmoid colon"
] | B | Phrenicocolic ligament and left colic flexure prevent downward displacement of enlarged spleen. |
ARC-Easy | arc_04_01819 | What is a large buildup of moving ice and snow called? | [
"drumlin",
"delta",
"glacier",
"moraine"
] | C | null |
sciq | sciq_01_10646 | Hybrid orbitals are formed only in which type of bonded atoms? | [
"partially",
"covalently",
"thermally",
"ionically"
] | B | The following ideas are important in understanding hybridization: 1. Hybrid orbitals do not exist in isolated atoms. They are formed only in covalently bonded atoms. Hybrid orbitals have shapes and orientations that are very different from those of the atomic orbitals in isolated. |
medmcqa | medmcqa_05_00939 | Earlier site of bone involvement in Hematogenous osteomyelitis | [
"Metaphysis",
"Diaphysis",
"Epiphysis",
"Point of entry of nutrient aery"
] | A | Metaphysis of long bone is the earliest and most common site involved Refer Maheshwari 6th/e p 168 |
openbookqa | obqa_02_00077 | I can use a stopwatch to track | [
"The number of freckles I have on my back",
"How long the road is",
"My weight loss in 6 months",
"how many marshmallows I can eat in 10 minutes"
] | D | a stopwatch is used to measure time |
openbookqa | obqa_02_02781 | Which of these things would cause more racoons to hang out nearby? | [
"shooting them as they come",
"cutting their hair at night",
"leaving lids off garbage cans",
"putting garbage cans inside the garage"
] | C | raccoons eat waste |
openbookqa | obqa_02_04736 | If a person dies from a snake bite, the person was probably bitten by a | [
"bull snake",
"python",
"black mamba",
"boa."
] | C | poison causes harm to living things |
math_qa | mathqa_03_02531 | one pump drains one - half of a pond in 6 hours , and then a second pump starts draining the pond . the two pumps working together finish emptying the pond in one - half hour . how long would it take the second pump to drain the pond if it had to do the job alone ? | [
"1 hour",
"1.1 hour",
"3 hours",
"5 hours"
] | B | "first pump drains 1 / 2 of the tank in 6 hours so 12 hours it will take to drain the full tank . let , 2 nd pump drains the full tank in a hours so both together can drain ( 1 / 12 + 1 / a ) part in 1 hour son in 1 / 2 hour they drain 1 / 2 * ( 1 / 12 + 1 / a ) part of the tank given that in 1 / 2 hour they drain 1 / ... |
openbookqa | obqa_02_02675 | The circulatory system brings oxygen to the body from where? | [
"The brain",
"The feet",
"The stomach area",
"The chest"
] | D | the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the body |
sciq | sciq_01_04397 | Which theory helps predict future events in weather? | [
"future weather theory",
"expected change theory",
"carbon change theory",
"climate change theory"
] | D | The theory of climate change is very new. In fact, scientists don't even call it a theory. But it meets the requirements. These are the things we know: (1) average global temperatures are rising, (2) greenhouse gases trap heat in the atmosphere, (3) CO 2 is released into the atmosphere when fossil fuels are burned, (4)... |
ARC-Challenge | arc_04_02628 | The average distance between Earth and the Sun is 149,600,000 kilometers. Which of the following is the correct scientific notation for this distance? | [
"1.496 x 10^3 km",
"1496 x 10^5",
"149.6 x 10^6 km",
"1.496 x 10^8 km"
] | D | null |
medmcqa | medmcqa_05_03603 | Mrs X, G2P1L1 at 26weeks of gestation with monochorionic twin pregnancy has done a routine obstetric scan, which showed oligohydramnios is one fetus and polyhydramnios in other. What do you suspect? | [
"Normal repo",
"TTTS",
"TRAP",
"Discordant twins"
] | B | Twin-Twin Transfusion Syndrome (TTTS):Blood is transfused from a donor twin to its recipient sibling such that the donor may eventually become anaemic and its growth may be restricted. In contrast, the recipient becomes polycythemic and may develop circulatory overload manifest as hydrops.The donor twin is pale, and it... |
sciq | sciq_01_02338 | What is the main problem in both types of diabetes? | [
"insulin production",
"metabolism",
"blood pressure",
"blood concentration"
] | A | Diabetes is a disease in which insulin fails to keep blood glucose levels within a healthy range. In type 1 diabetes, the pancreas doesn’t produce insulin. In type 2 diabetes, body cells do not respond normally to insulin. |
sciq | sciq_01_06172 | Cellular respiration is the reverse or opposite of what? | [
"reproduction",
"spermatogenesis",
"glycolysis",
"photosynthesis"
] | D | Specifically, during cellular respiration, the energy stored in glucose is transferred to ATP ( Figure below ). ATP , or adenosine triphosphate, is chemical energy the cell can use. It is the molecule that provides energy for your cells to perform work, such as moving your muscles as you walk down the street. But cellu... |
ARC-Easy | arc_04_01283 | Which of the following represents a chemical reaction? | [
"a sugar cube dissolving in water.",
"ice cubes forming in a freezer.",
"ice cream melting in a bowl.",
"a cake baking in an oven."
] | D | null |
openbookqa | obqa_02_03481 | In sunny weather I should try | [
"biking",
"space travel",
"magic",
"time travel"
] | A | clear weather means sunny weather |
openbookqa | obqa_02_04535 | Salamanders might be found under | [
"garden statues",
"spaceships",
"business suits",
"love"
] | A | a salamander eats insects |
sciq | sciq_01_06499 | What do bees carry from one plant to another to facilitate plant growth and development? | [
"spores",
"pollen",
"fungi",
"nutrients"
] | B | Bees are beautiful creatures that help plants flourish. They carry pollen from one plant to another to facilitate plant growth and development. But, they can also be troublesome when they sting you. For people who are allergic to bee venom, this can be a serious, life-threatening problem. For the rest of us, it can be ... |
openbookqa | obqa_02_03666 | a battery converts chemical energy into electrical energy to power a | [
"sponge",
"rock",
"stapler",
"calculator"
] | D | a battery converts chemical energy into electrical energy |
math_qa | mathqa_03_04965 | in a can , there is a mixture of milk and water in the ratio 3 : 7 . if it is filled with an additional 8 litres of milk the can would be full and ratio of milk and water would become 4 : 7 . find the capacity of the can ? | [
"16.6",
"44",
"27",
"50"
] | A | "let the capacity of the can be t litres . quantity of milk in the mixture before adding milk = 3 / 10 ( t - 8 ) after adding milk , quantity of milk in the mixture = 4 / 11 t . 4 t / 11 - 8 = 3 / 10 ( t - 8 ) 37 t = 880 - 264 = > t = 16.6 . answer : a" |
math_qa | mathqa_03_00906 | a motorist travels to a place 150 km away at an average speed of 50 km / hr and returns at 30 km / hr . his average speed for the whole journey in km / hr is ? | [
"37.9",
"37.53",
"37.5",
"37.1"
] | C | explanation : average speed = ( 2 xy ) / ( x + y ) km / hr = ( 2 * 50 * 30 ) / ( 50 + 30 ) km / hr . 37.5 km / hr . answer : c |
sciq | sciq_01_10340 | What's the term for a piece of an organism breaking off and forming a new organism? | [
"depletion",
"fragmentation",
"extinction",
"improvization"
] | B | Fragmentation occurs when a piece breaks off from a parent organism. Then the piece develops into a new organism. Sea stars, like the one in Figure below , can reproduce this way. In fact, a new sea star can form from a single “arm. ”. |
math_qa | mathqa_03_03117 | a certain bus driver is paid a regular rate of $ 12 per hour for any number of hours that does not exceed 40 hours per week . for any overtime hours worked in excess of 40 hours per week , the bus driver is paid a rate that is 75 % higher than his regular rate . if last week the bus driver earned $ 976 in total compens... | [
"60",
"68",
"65",
"64"
] | D | "for 40 hrs = 40 * 12 = 480 excess = 976 - 480 = 496 for extra hours = . 75 ( 12 ) = 9 + 12 = 21 number of extra hrs = 496 / 21 = 23.62 total hrs = 40 + 23.62 = 63.62 = 64 approx . answer d 64" |
math_qa | mathqa_03_03349 | mahesh marks an article 15 % above the cost price of rs . 540 . what must be his discount percentage if he sells it at rs . 459 ? | [
"18 %",
"21 %",
"20 %",
"26.1 %"
] | D | "cp = rs . 540 , mp = 540 + 15 % of 540 = rs . 621 sp = rs . 459 , discount = 621 - 459 = 162 discount % = 162 / 621 * 100 = 26.1 % answer : d" |
sciq | sciq_01_10135 | Which acids provide the molecular blueprints for all proteins produced in living systems? | [
"periodic acids",
"amino acids",
"nitrous acids",
"nucleic acids"
] | D | The final type of biomolecules that we will be looking at are the nucleic acids. Like carbohydrates and proteins, nucleic acids are complex polymers of a few simple building blocks. Nucleic acids provide the molecular blueprints for all proteins produced in living systems. We will explore the process by which this info... |
math_qa | mathqa_03_02439 | a house wife saved $ 4 in buying an item on sale . if she spent $ 28 for the item , approximately how much percent she saved in the transaction ? | [
"8 %",
"13 %",
"10 %",
"11 %"
] | B | "actual price = 28 + 4 = $ 32 saving = 4 / 32 * 100 = 13 % approximately answer is b" |
openbookqa | obqa_02_03097 | The earth being tilted on its axis causes what? | [
"happiness",
"solar flares",
"temp changes",
"earthquakes"
] | C | the Earth being tilted on its axis causes seasons |
sciq | sciq_01_07860 | An elastic collision is one that conserves internal energy of what type? | [
"seismic",
"thermal",
"potential",
"kinetic"
] | D | 8.4 Elastic Collisions in One Dimension Let us consider various types of two-object collisions. These collisions are the easiest to analyze, and they illustrate many of the physical principles involved in collisions. The conservation of momentum principle is very useful here, and it can be used whenever the net externa... |
medmcqa | medmcqa_05_04605 | What is the treatment of spontaneous pneumothorax? | [
"IPPV",
"Closed drainage",
"Simple needle aspiration",
"Thoracotomy"
] | C | Initial treatment for primary spontaneous pneumothorax is Needle Aspiration Primary spontaneous pneumothorax occurs almost exclusively in smokers; suggests that these patients have subclinical lung disease. If the patient has a recurrent pneumothorax, thoracoscopy with stapling of blebs and pleural abrasion is indicate... |
sciq | sciq_01_02924 | How does carbon dioxide chemically weather rocks? | [
"by creating proteins",
"by creating water",
"by creating acids",
"by creating heat"
] | C | Carbon dioxide chemically weathers rock by creating acids. |
sciq | sciq_01_03583 | Two types of interference found in waves are constructive and what else? | [
"primitive",
"conductive",
"destructive",
"osmotic"
] | C | Discussion The intensity goes up by a factor of 4 when the amplitude doubles. This answer is a little disquieting. The two individual waves each have intensities of 1.00 W/m 2 , yet their sum has an intensity of 4.00 W/m 2 , which may appear to violate conservation of energy. This violation, of course, cannot happen. W... |
math_qa | mathqa_03_03771 | sakshi can do a piece of work in 10 days . tanya is 25 % more efficient than sakshi . the number of days taken by tanya to do the same piece of work : | [
"8",
"16",
"18",
"25"
] | A | "solution ratio of times taken by sakshi and tanya = 125 : 100 = 5 : 4 . suppose tanya taken x days to do the work . 5 : 4 : : 10 : x ⇒ x = ( 10 x 4 / 5 ) ⇒ x = 8 days . hence , tanya takes 8 days is complete the work . answer a" |
math_qa | mathqa_03_01787 | how can a cake ( circular ) be cut into 8 pieces by making just 3 cuts ? | [
"21'",
"787'",
"37'",
"26'"
] | A | explanation : cut the cake using three mutually perpendicular planes . it leaves 8 pieces , one each in each octant . answera |
ARC-Easy | arc_04_00037 | When oxygen combines with hydrogen, which substance is formed? | [
"water",
"vinegar",
"hydrochloric acid",
"hydrogen dioxide"
] | A | null |
medmcqa | medmcqa_05_02199 | A female on steroids developed hip pain. Investigations show the evidence of avascular necrosis of head of the femur. The most common fracture site in this patient will be: | [
"Subcapital region",
"Transcervical region",
"Subchondral region",
"Trochanteric region"
] | C | Osteonecrosis of the femoral head can occur in young patients. Risk factors include steroid use, alcoholism, trauma, marrow-replacing diseases (such as Gaucher disease), high-dose radiation treatment, and hypercoagulable states (sickle cell disease, hypofibrinolysis, thrombophilia, protein S and C deficiencies). The di... |
ARC-Easy | arc_04_01275 | Which of the following allows a cell to become specialized? | [
"location of the cell in the body",
"function of the cell in the body",
"different patterns of gene expression",
"different combinations of genes in the nucleus"
] | C | null |
math_qa | mathqa_03_04967 | in a forest 150 deer were caught , tagged with electronic markers , then released . a week later , 50 deer were captured in the same forest . of these 50 deer , it was found that 5 had been tagged with the electronic markers . if the percentage of tagged deer in the second sample approximates the percentage of tagged d... | [
"150",
"750",
"1,250",
"1,500"
] | D | "given 150 deers were caught and they are tagged in the first slot . in the second slot , 50 were caught and 5 we tagged then 10 % of them are tagged . given this 10 % approximates the percentage of tagged deer in the forest . . here number is 150 . . then 100 % is 1500 . . is the number of deers population in the fore... |
openbookqa | obqa_02_04348 | This white object is visible due to being close to earth | [
"Venus",
"Mars",
"Neptune",
"our Moon"
] | D | the moon is the celestial object that is closest to the Earth |
sciq | sciq_01_06502 | What is the term for preserved remains or traces of organisms that lived in the past? | [
"remains",
"bones",
"fossils",
"deposits"
] | C | Fossils are preserved remains or traces of organisms that lived in the past. Most fossils form in sedimentary rock. Fossils can also be preserved in other ways. Fossilization is rare. It’s very unlikely for any given organism to become a fossil. |
medmcqa | medmcqa_05_01326 | A 14 year old boy having lost his father a year ago, is caught shoplifting. The boy will be sent to | [
"An orphanage",
"An anganwari",
"A prison",
"A remand home"
] | D | Ans. is 'd' i.e., A remand home |
sciq | sciq_01_08316 | How many pathogens can each droplet contain? | [
"tens",
"hundreds",
"billions",
"thousands"
] | D | Many pathogens that cause respiratory diseases spread by droplets in the air. Droplets are released when a person sneezes or coughs. Thousands of tiny droplets are released when a person sneezes ( Figure below ). Each droplet can contain thousands of pathogens. Viruses that cause colds and the flu can spread in this wa... |
openbookqa | obqa_02_00229 | The size of eyes matter relevant to sight and sight ability, given that | [
"elephants see better than ants",
"wolves see better than giraffe",
"people see better than dogs",
"dogs see better than cats"
] | A | as the size of the eyes of an animal increases , the ability of that animal to see will usually increase |
sciq | sciq_01_11120 | Mammals generate heat primarily by maintaining a high rate of what? | [
"metabolism",
"reproduction",
"movement",
"respiration"
] | A | Mammals generate heat mainly by keeping their metabolic rate high. The cells of mammals have many more mitochondria than the cells of other animals. The extra mitochondria generate enough energy to keep the rate of metabolism high. Mammals can also generate little bursts of heat by shivering. Shivering occurs when many... |
openbookqa | obqa_02_02032 | A plant needs to use the roots of itself to move essential things | [
"to the dirt",
"to the sky",
"to the plasma",
"to the buds"
] | D | roots are a vehicle for absorbing water and nutrients from soil into the plant |
ARC-Easy | arc_04_00004 | A chewable calcium carbonate tablet is a common treatment for stomach discomfort. Calcium carbonate is most likely used as this type of medicine because calcium carbonate | [
"has a pleasant flavor.",
"is inexpensive to produce.",
"neutralizes digestive acid.",
"occurs naturally in the body."
] | C | null |
sciq | sciq_01_02106 | What is the most common fossil fuel? | [
"uranium",
"methane",
"diesel oil",
"coal"
] | D | Many of the problems with fossil fuels are worse for coal than for oil or natural gas. Burning coal releases more carbon dioxide than either oil or natural gas. Yet coal is the most common fossil fuel, so we continue to burn large amounts of it. That makes coal the biggest contributor to global warming. |
ARC-Challenge | arc_04_02459 | Bees can see wavelengths of only yellow, blue, and ultraviolet light. Many plant flowers consist of yellow, blue, and ultraviolet markings that are near the center of the flower. Which sentence describes which organisms benefit from this and explains why? | [
"Only plants benefit, because bees are unable to reach a food source on the plant.",
"Only bees benefit, because flowers are damaged by bees.",
"Neither bees nor plants benefit, because it does not help either to reproduce.",
"Both bees and plants benefit, because bees find food and plants are aided in reprod... | D | null |
openbookqa | obqa_02_02897 | A small pile of worms can do what to a yard of dirt with dead squirrels in it? | [
"blow it up",
"make it glisten",
"pull it apart",
"set it ablaze"
] | C | decomposition is when a decomposer breaks down dead organisms |
sciq | sciq_01_04863 | Where part of the atmosphere is the uppermost mantle? | [
"lithosphere",
"troposphere",
"isosphere",
"thermosphere"
] | A | The lithosphere is the brittle crust and uppermost mantle. |
sciq | sciq_01_07634 | What is the term for the process in which water vapor changes to tiny droplets of liquid water? | [
"dispersion",
"condensation",
"vaporization",
"diffusion"
] | B | Some elements have been known for centuries (gold, silver, iron, copper, among others) while others have been created in the lab only within the last several years. Most elements do not exist as such in nature. They are so reactive that they can be found only in combination with other materials. |
sciq | sciq_01_02557 | A statement that describes what always happens under certain conditions in nature is also known as what? | [
"scientific motion",
"hypothesis",
"scientific law",
"theory"
] | C | Scientists think of nature as a single system controlled by natural laws. Scientists strive to increase their understanding of the natural world by discovering natural laws. Laws of nature are expressed as scientific laws. A scientific law is a statement that describes what always happens under certain conditions in na... |
sciq | sciq_01_07616 | How many low and high tides occur per day? | [
"four",
"two",
"six",
"ten"
] | B | The primary cause of tides is the gravitational attraction of the Moon. This causes two high and two low tides a day. |
sciq | sciq_01_01039 | The genes that code for the positive cell cycle regulators are called what? | [
"primary genes",
"proto-oncogenes",
"ribosomes",
"stem cell genes"
] | B | Proto-oncogenes The genes that code for the positive cell cycle regulators are called proto-oncogenes. Proto-oncogenes are normal genes that, when mutated in certain ways, become oncogenes, genes that cause a cell to become cancerous. Consider what might happen to the cell cycle in a cell with a recently acquired oncog... |
sciq | sciq_01_08898 | Like ants and termites, they grow fungi inside the bark of trees and use it to help do what? | [
"digest food",
"clean the nest",
"kill prey",
"weaken enemies"
] | A | Ambrosia beetles live in the bark of trees. Like ants and termites, they grow fungi inside the bark of trees and use it to help digest their food. |
math_qa | mathqa_03_02128 | in a single throw of a die , what is the probability of getting a number greater than 4 ? | [
"1 / 3",
"1 / 4",
"2 / 3",
"2 / 5"
] | A | s = { 1,2 , 3,4 , 5,6 } e = { 5,6 } probability = 2 / 6 = 1 / 3 answer is a |
sciq | sciq_01_05285 | Amino acids are joined together to form a chain at what molecular structure? | [
"DNA",
"ribosomes",
"chloroplasts",
"chromosomes"
] | B | At the ribosome, the amino acids are joined together to form a chain of amino acids. |
sciq | sciq_01_11364 | What is the energy called that is stored in matter? | [
"stored energy",
"mechanical",
"potential",
"possible"
] | C | Potential energy is energy stored in matter. |
openbookqa | obqa_02_01344 | sunlight produces | [
"darkness",
"wind",
"solar radiation",
"snow"
] | C | sunlight produces heat |
sciq | sciq_01_10793 | What is the name for the energy required for an electron to be added to a neutral atom in its gaseous form? | [
"photon affinity",
"neutron affinity",
"electron affinity",
"mass affinity"
] | C | Electron affinity is the energy required for an electron to be added to a neutral atom in its gaseous form. Because most atoms release energy when an electron is added, most electron affinity values are negative. These values generally become more negative (more energy is released) as you move left to right across the ... |
sciq | sciq_01_06024 | Almost all fungi reproduce asexually by producing what? | [
"spores",
"roots",
"ions",
"atoms"
] | A | Almost all fungi reproduce asexually by producing spores. A fungal spore is a haploid cell produced by mitosis from a haploid parent cell. It is genetically identical to the parent cell. Fungal spores can develop into new haploid individuals without being fertilized. |
math_qa | mathqa_03_00041 | if p / q = 2 / 7 , then 2 p + q = ? | [
"11",
"14",
"13",
"15"
] | A | "let p = 2 , q = 7 then 2 * 2 + 7 = 11 so 2 p + q = 11 . answer : a" |
sciq | sciq_01_05095 | During meiosis, each parent synthesizes gametes that contain only half of their complement of what? | [
"receptors",
"chromosomes",
"atoms",
"neutrons"
] | B | The Chromosomal Theory of Inheritance was consistent with Mendel’s laws and was supported by the following observations: • During meiosis, homologous chromosome pairs migrate as discrete structures that are independent of other chromosome pairs. • The sorting of chromosomes from each homologous pair into pre-gametes ap... |
sciq | sciq_01_00080 | What man-made devices in space are used to observe the earth's surface? | [
"sensors",
"crystals",
"satellites",
"telescopes"
] | C | Observations can happen on many scales. You can use a microscope to observe tiny things. You can use a telescope to observe distant things in space. To learn about the effects of climate change, you could observe Earth's surface. How would you make observations of Earth's surface? You could do this from the land surfac... |
sciq | sciq_01_02548 | What kind of change occurs whenever matter changes into an entirely different substance with different chemical properties? | [
"chemical change",
"physical change",
"reversible change",
"carbon change"
] | A | A chemical change occurs whenever matter changes into an entirely different substance with different chemical properties. Burning is an example of a chemical change. |
medmcqa | medmcqa_05_02341 | Proteins destined for secretion from eukaryotic cells have which of the following in common? | [
"An N-Terminal Methionine in the Mature Protein Is - Very likely; A Signal Peptide Located at - Carboxy terminus; Synthesized on Which Type of Ribosome? - Rough; Embedded Within the ER Membrane? - Yes",
"An N-Terminal Methionine in the Mature Protein Is - Very likely; A Signal Peptide Located at - Amino terminus;... | D | Proteins destined for secretion contain a signal sequence at the N-terminal end that causes the ribosomes on which they are being synthesized to bind to the SRP, which transfers the mRNA-ribosome complex to the RER. As they are being produced, they enter the cisternae of the RER, where the signal sequence, including th... |
medmcqa | medmcqa_05_02549 | Food standards for international food market utilizes? | [
"ISI",
"AGMARK",
"Codex alimentarius",
"Bureau of India standards"
] | C | Ans. is 'c' i.e., Codex alimentarius Food standard These are :? a) CODEX ALIMENTARIUS: The Codex Alimentarius Commission, which is the principle organ of the joint FAO/WHO Food Standard Programme formulates food standards for international market. The food standard in India are based on the standard of the codex alimen... |
openbookqa | obqa_02_03916 | Which animal is likeliest to be hidden in plain sight? | [
"a worm on the sidewalk",
"a giraffe in the city",
"a zebra in a pack",
"a human in a car"
] | C | disguise means change appearance to hide |
openbookqa | obqa_02_01337 | A person wants to show that they have lost money with their business, and they want to show someone. They decide to use a graph that shows | [
"more money",
"circled things",
"pictures of cats",
"ups and downs"
] | D | a line graph is used for showing change over time |
sciq | sciq_01_06678 | Brass and bronze are examples of what type of mixture composed of two or more elements, at least one of which is a metal? | [
"compound",
"alloy",
"metalloid",
"halloid"
] | B | An alloy is a mixture composed of two or more elements, at least one of which is a metal. You are probably familiar with some alloys such as brass and bronze. Brass is an alloy of copper and zinc. Bronze is an alloy of copper and tin. Alloys are commonly used in manufactured items because the properties of these metal ... |
sciq | sciq_01_05186 | The ovaries produce estradiol and progesterone, which cause secondary sex characteristics and prepare the body for? | [
"breathing",
"movement",
"adulthood",
"childbirth"
] | D | cells. The ovaries produce estradiol and progesterone, which cause secondary sex characteristics and prepare the body for childbirth. |
openbookqa | obqa_02_03885 | As wolves need more energy to catch fast prey | [
"their pulse will decrease",
"their shoes will wear out",
"their heart rates will go higher",
"they will start using vehicles to chase their prey"
] | C | as energy required for an activity increases , pulse will increase |
sciq | sciq_01_00502 | What type of fibers are made mostly of protein in living things? | [
"muscle fibers",
"liver fibers",
"organ fibers",
"connective tissue fibers"
] | A | Muscle fibers are made mostly of protein. |
sciq | sciq_01_06733 | In preparation for phagocytosis, a portion of the inward-facing surface of the plasma membrane becomes coated with a protein called clathrin, which stabilizes this section of what? | [
"mitochondria",
"particles",
"nuclei",
"membrane"
] | D | In preparation for phagocytosis, a portion of the inward-facing surface of the plasma membrane becomes coated with a protein called clathrin, which stabilizes this section of the membrane. The coated portion of the membrane then extends from the body of the cell and surrounds the particle, eventually enclosing it. Once... |
medmcqa | medmcqa_05_01246 | A 13-year-old girl complains of backache and fatigue. Her mother has noticed that she is becoming increasingly round-shouldered. On examination, she has a smooth thoracic kyphosis. X-ray shows wedge- shaped vertebral bodies in the thoracic spine: | [
"Scheuermann's disease",
"Ankylosing spondylitis",
"Intervertebral disc prolapse",
"Spinal stenosis"
] | A | Ans. A. Scheuermann's diseaseScheuermann's disease is a rare condition that typically affects teenagers. There is abnormal ossification of ring epiphyses of thoracic vertebrae. The deforming forces are greatest at the anterior border of the vertebrae, giving rise to the described wedge-shaped vertebral bodies (i.e. nar... |
math_qa | mathqa_03_00713 | 2 , 3 , 6 , 15 , _ , 123 ? | [
"42",
"38",
"28",
"29"
] | A | answer : a |
math_qa | mathqa_03_03463 | the price of a jacket is reduced by 10 % . during a special sale the price of the jacket is reduced another 30 % . by approximately what percent must the price of the jacket now be increased in order to restore it to its original amount ? | [
"32.5",
"58.7",
"48",
"65"
] | B | "1 ) let the price of jacket initially be $ 100 . 2 ) then it is decreased by 10 % , therefore bringing down the price to $ 90 . 3 ) again it is further discounted by 30 % , therefore bringing down the price to $ 63 . 4 ) now 67.5 has to be added byx % in order to equal the original price . 63 + ( x % ) 63 = 100 . solv... |
sciq | sciq_01_01457 | What produces almost one-half of the earth's oxygen through photosynthesis? | [
"protists",
"arthropods",
"algae",
"prokaryotes"
] | A | Humans could not live on Earth if it were not for protists. Why? Plant-like protists produce almost one-half of the oxygen on the planet through photosynthesis. Other protists decompose and recycle nutrients that humans need to live. All protists make up a huge part of the food chain. |
sciq | sciq_01_11284 | Chemical reactions follow which laws? | [
"thermodynamics",
"Archie's law",
"Chemical kinetics",
"Physics Analysis"
] | A | Chemical reactions follow the laws of thermodynamics. The First Law of Thermodynamics states that energy can be changed from one form to another, but it cannot be created or destroyed. This law is also known as the Law of Conservation of Energy. The Second Law of Thermodynamics states the energy available after a chemi... |
openbookqa | obqa_02_03358 | if a person travels on foot from home to school, which of these is given off? | [
"a release of vitamins",
"a release of water vapor",
"a blaze of fire",
"a release of heat"
] | D | moving changes stored energy into motion and heat |
math_qa | mathqa_03_00631 | two goods trains each 125 m long are running in opposite directions on parallel tracks . their speeds are 45 km / hr and 30 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one ? | [
"40",
"12",
"48",
"51"
] | B | "relative speed = 45 + 30 = 75 km / hr . 75 * 5 / 18 = 125 / 6 m / sec . distance covered = 125 + 125 = 250 m . required time = 250 * 6 / 125 = 12 sec . answer : option b" |
sciq | sciq_01_08118 | What kind of energy is released when the thermochemical reaction of a campfire converts wood to carbon dioxide and water? | [
"smoke",
"heat",
"ultraviolet",
"light"
] | B | A camp fire is an example of basic thermochemistry. The reaction is initiated by the application of heat from a match. The reaction converting wood to carbon dioxide and water (among other things) continues, releasing heat energy in the process. This heat energy can then be used to cook food, roast marshmallows, or jus... |
math_qa | mathqa_03_03687 | a sum fetched a total simple interest of 4025.25 at the rate of 9 % . p . a . in 5 years . what is the sum ? | [
"5768",
"8925",
"2345",
"8945"
] | D | "principal = ( 100 x 4025.25 ) / ( 9 x 5 ) = 402525 / 45 = 8945 . answer d" |
math_qa | mathqa_03_00222 | a football team lost 5 yards and then gained 10 . what is the team ' s progress ? | [
"2",
"4",
"5",
"6"
] | C | "for lost , use negative . for gain , use positive . progress = - 5 + 10 = 5 yards c" |
sciq | sciq_01_10372 | Most ferns produce the same type of spores and are therefore called what? | [
"heterosporous",
"sporozoans",
"seeds",
"homosporous"
] | D | To see an animation of the lifecycle of a fern and to test your knowledge, go to the website (http://openstaxcollege. org/ l/fern_life_cycle) . Most ferns produce the same type of spores and are therefore homosporous. The diploid sporophyte is the most conspicuous stage of the lifecycle. On the underside of its mature ... |
sciq | sciq_01_03793 | What do scientists use to study the deep without going to the seafloor? | [
"drill rigs",
"remotely operated vehicles",
"telescopes",
"ultrasound machines"
] | B | Sending humans to the seafloor is expensive and dangerous. Having to return humans safely to the surface limits what a mission can do. Remotely operated vehicles , or ROVs, allow scientists to study the deep without going to the seafloor. These small vehicles carry cameras and scientific instruments. ROVs were used to ... |
openbookqa | obqa_02_02756 | If a pork chop is underdone, the likelihood of illness spreading to consumers of it is | [
"low",
"nil",
"extreme",
"zero"
] | C | cooking food to proper temperatures protects against food poisoning by killing bacteria and viruses |
sciq | sciq_01_01338 | During what type of reproduction do two haploid gametes join in the process of fertilization to produce a diploid zygote? | [
"asexual reproduction",
"sexual reproduction",
"internal reproduction",
"essential reproduction"
] | B | During sexual reproduction, two haploid gametes join in the process of fertilization to produce a diploid zygote. |
math_qa | mathqa_03_01519 | a person walks at a speed of 4 km / hr and runs at a speed of 8 km / hr . how many hours will the person require to cover a distance of 12 km , if the person completes half of the distance by walking and the other half by running ? | [
"1.25",
"1.75",
"2.25",
"2.75"
] | C | "time = 6 / 4 + 6 / 8 = 18 / 8 = 2.25 hours the answer is c ." |
sciq | sciq_01_00478 | The development of a head region is called what? | [
"spore",
"cocklebur",
"trichina",
"cephalization"
] | D | Most flatworms have a distinct head region that includes nerve cells and sensory organs, such as eyespots. The development of a head region, called cephalization , evolved at the same time as bilateral symmetry in animals. This process does not occur in cnidarians, which evolved prior to flatworms and have radial symme... |
sciq | sciq_01_02983 | What term is used to describe the sequence of elementary steps that together comprise an entire chemical reaction? | [
"elemental mechanism",
"potassium mechanism",
"reaction mechanism",
"source mechanism"
] | C | In this equation, the letters A and B represent the reactants that begin the reaction, and the letter C represents the product that is synthesized in the reaction. The arrow shows the direction in which the reaction occurs. |
math_qa | mathqa_03_02908 | vijay lent out an amount rs . 10000 into two parts , one at 8 % p . a . and the remaining at 10 % p . a . both on simple interest . at the end of the year he received rs . 850 as total interest . what was the amount he lent out at 8 % pa . a ? | [
"rs . 15000",
"rs . 6000",
"rs . 25000",
"rs . 10000"
] | A | let the amount lent out at 8 % p . a . be rs . a = > ( a * 8 ) / 100 + [ ( 10000 - a ) * 10 ] / 100 = 850 = > a = rs . 15000 . answer : a |
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