dataset stringclasses 6
values | id stringlengths 12 16 | question stringlengths 4 758 | choices listlengths 4 4 | answer stringclasses 4
values | support stringlengths 0 7.76k ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_00746 | Synovial and ball-and-socket are both types of what? | [
"cells",
"muscles",
"bonds",
"joints"
] | D | 9.5 | Types of Body Movements By the end of this section, you will be able to: • Define the different types of body movements • Identify the joints that allow for these motions Synovial joints allow the body a tremendous range of movements. Each movement at a synovial joint results from the contraction or relaxation of... |
sciq | sciq_01_04999 | How much time does the moon take to complete one revolution around the earth? | [
"one week",
"one month",
"one day",
"one year"
] | B | |
math_qa | mathqa_03_00345 | 122 * 252 - 12234 = ? | [
"15310",
"18870",
"24510",
"18510"
] | D | "d ? = 122 * 252 - 12234 = 30744 - 12234 = 18510" |
medmcqa | medmcqa_05_02717 | Nitric Oxide Synthase : | [
"Is inhibited by Ca+",
"Catalyzes a dioxygenase reaction",
"Accepts electrons from NADH",
"Requires NADPH, FAD, FMN & Heme iron"
] | D | D i.e. Requires NADPH, FAD, FMN & Heme iron |
math_qa | mathqa_03_01324 | two dogsled teams raced across a 300 mile course in wyoming . team a finished the course in 3 fewer hours than team r . if team a ' s average speed was 5 mph greater than team r ' s , what was team r ' s average mph ? | [
"12",
"15",
"18",
"20"
] | D | "this is a very specific format that has appeared in a handful of real gmat questions , and you may wish to learn to recognize it : here we have a * fixed * distance , and we are given the difference between the times and speeds of two things that have traveled that distance . this is one of the very small number of qu... |
ARC-Easy | arc_04_00838 | Which of the following describes a reason why companies irradiate some fruits and vegetables before they are sold to the public? | [
"to improve the flavors by increasing the sugar content",
"to speed up the ripening of produce picked too early",
"to partially cook the produce before canning or freezing",
"to extend the shelf life by killing existing microorganisms"
] | D | null |
sciq | sciq_01_04928 | What kind of structure contains the largest known single cell? | [
"Ovaries",
"proteins",
"sperm",
"egg"
] | D | The cells you have learned about so far are much smaller than the period at the end of this sentence, so they are normally measured on a very small scale. The smallest prokaryotic cell currently known has a diameter of only 400 nm. Eukaryotic cells normally range between 1– 100µm in diameter. The mouse cells in Figure ... |
sciq | sciq_01_06902 | Stars are born in clouds, and they form and grow dense due to what force? | [
"Big Bang theory",
"coreolis effect",
"gravity",
"kinetic energy"
] | C | Stars are born in clouds like the one in the picture. Gravity pulls material together. When it is extremely dense, it begins nuclear fusion. That is, it becomes a star. We can see places where stars are being born right now. Of course, it takes light a long time to travel to us. So what we see right now may have happen... |
sciq | sciq_01_07342 | Which form of matter assumes the shape of its container? | [
"crystals",
"solids",
"gas",
"liquids"
] | C | Gases assume the shape of their container. |
medmcqa | medmcqa_05_01255 | Which is the most active single chemotherapeutic agent in the treatment of Leiomyosarcoma - | [
"Adriamycin",
"Doxorubicin",
"Methotrexate",
"b or a"
] | D | Ans. is 'b' or 'a' i.e., Doxorubicin or Adriamycin o Doxarubicin (adriamycin) has been shown to be an effective agent against leiomyosarcomas arising in the uterus. o The best responses in cases of soft tissue tumors have been observed with doxarubicin (adriamycin) and ifsofamide (not in option) |
sciq | sciq_01_02153 | What is the predominant stage in the life cycle of most scyphozoans? | [
"gamete",
"hydra",
"spore",
"medusa"
] | D | |
sciq | sciq_01_08836 | The regions of a material where the north and south poles of atoms are aligned are called what? | [
"magnetic rays",
"magnetic domains",
"cores",
"observed domains"
] | B | In other materials, there are regions where the north and south poles of atoms are all lined up in the same direction. These regions are called magnetic domains . Generally, the magnetic domains point in different directions, so the material is still not magnetic. However, the material can be magnetized (made into a ma... |
sciq | sciq_01_00584 | What are the bones in partly movable joints held in place by? | [
"socket",
"cartilage",
"collagen",
"tendons"
] | B | Partly movable joints allow only very limited movement. Bones at these joints are held in place by cartilage. The ribs and sternum are connected by partly movable joints. |
medmcqa | medmcqa_05_00356 | A 40 year old lady presents with bilateral Papilloedema. CT scan shows normal ventricles. Diagnosis is : | [
"Benign intracranial hypeension",
"Malignant hypeension",
"Papillus",
"Raised intraocular pressure"
] | A | A i.e. Benign intracranial hypeension |
sciq | sciq_01_06777 | Which bones are flat and triangular and located at the back of the pectoral girdle? | [
"laminae",
"vertebrae",
"cochlea",
"scapulae"
] | D | The clavicles are S-shaped bones that position the arms on the body. The clavicles lie horizontally across the front of the thorax (chest) just above the first rib. These bones are fairly fragile and are susceptible to fractures. For example, a fall with the arms outstretched causes the force to be transmitted to the c... |
sciq | sciq_01_06190 | The period of life between the start of puberty and the beginning of adulthood is called? | [
"youth",
"prenatal",
"old age",
"adolescence"
] | D | Adolescence is the period of life between the start of puberty and the beginning of adulthood. Adolescence includes the physical changes of puberty. It also includes many other changes, including significant mental, emotional, and social changes. During adolescence:. |
math_qa | mathqa_03_04926 | in a certain brick wall , each row of bricks above the bottom row contains one less brick than the row just below it . if there are 6 rows in all and a total of 135 bricks in the wall , how many bricks does the bottom row contain ? | [
"21",
"20",
"22",
"19"
] | B | "the bottom row has x bricks x + x - 1 + x - 2 + x - 3 + x - 4 + x - 5 = 135 6 x - 15 = 135 6 x = 120 x = 20 answer : b" |
math_qa | mathqa_03_04409 | each of the 20 boxes in a certain shipment weighs either 10 pounds or 20 pounds , and the average ( arithmetic mean ) weight of the boxes in the shipment is 18 pounds . if the average weight of the boxes in the shipment is to be reduced to 15 pounds by removing some of the 20 - pound boxes , how many 20 - pound boxes m... | [
"10",
"12",
"14",
"16"
] | B | "if the average of 10 - pound and 20 - pound boxes is 18 , the ratio of 10 - pound boxes : 20 - pound boxes is 1 : 4 . so out of 20 boxes , 4 are 10 - pound boxes and 16 are 20 - pound boxes . if the average of 10 and 20 - pound boxes is to be 15 , the ratio of 10 - pound boxes : 20 - pound boxes should be 1 : 1 . the ... |
ARC-Easy | arc_04_00561 | Which of these dissolve in water? | [
"Sand grains",
"Sugar cubes",
"Plastic straws",
"Wooden spoons"
] | B | null |
math_qa | mathqa_03_01317 | sale of rs 6835 , rs . 9927 , rs . 6855 , rs . 7230 and rs . 6562 for 5 consecutive months . how much sale must he have in the sixth month so that he gets an average sale of rs , 6700 ? | [
"4966",
"6191",
"2877",
"2676"
] | B | "total sale for 5 months = rs . ( 6435 + 6927 + 6855 + 7230 + 6562 ) = rs . 34009 . required sale = rs . [ ( 6700 x 6 ) - 34009 ] = rs . ( 40200 - 34009 ) = rs . 6191 answer : b" |
ARC-Challenge | arc_04_02623 | James put some water in a pan. He put the pan on a stove and turned the stove on low. What will happen to the water? | [
"The water will melt.",
"The water will evaporate.",
"The water will form a solid.",
"The water will condense into tiny droplets."
] | B | null |
math_qa | mathqa_03_03235 | if log 2 = 0.3010 and log 3 = 0.4771 , the value of log 5 ( 512 ) | [
"3.876",
"2.967",
"2.87",
"3.912"
] | A | "log 5 ( 512 ) = log ( 512 ) / log 5 = log 2 ^ 9 / log ( 10 / 2 ) = 9 log 2 / ( log 10 - log 2 ) = ( 9 x 0.3010 ) / ( 1 - 0.3010 ) = 2.709 / 0.699 = 2709 / 699 = 3.876 answer is a ." |
openbookqa | obqa_02_00288 | A beaver is building a home in a river, and that eventually blocks up the river, giving the beaver a nice home. A side effect of the beaver's new home is | [
"a pool",
"freshwater body",
"a mountain",
"an ocean"
] | B | damming a river can cause a lake to form |
openbookqa | obqa_02_04567 | You are unable to naturally make yourself taller because height is determined by | [
"parents",
"Cookies",
"Space",
"Eggshells"
] | A | height is an inherited characteristic |
openbookqa | obqa_02_03600 | A thermal conductor is made of | [
"often metallic",
"types of rubber",
"types of branches",
"electrodes"
] | A | when a cooler object touches a warmer object , thermal conduction occurs |
medmcqa | medmcqa_05_04891 | Falangais- | [
"Beating on soles with blunt object",
"Beating on soles with palms",
"Beating on the abdomen",
"Suspension by wrists"
] | A | Ans. is 'a' i.e., Beating on soles with blunt objectMethods of torture:o BeatingFalanga/ Falaka/ Baatinada- beating on soles of feet with blunt objectTelefono- beating on ears with both palmso SuspensionLa- Bandera- suspension by wristMercelago- suspension by ankleso Forced posturePlanton- prolonged standing |
sciq | sciq_01_03240 | A machine is any device that makes work easier by doing what? | [
"moving things",
"removing barriers",
"changing molecules",
"changing a force"
] | D | A machine is any device that makes work easier by changing a force. When you use a machine, you apply force to the machine. This force is called the input force. The machine, in turn, applies force to an object. This force is called the output force. Recall that work equals force multiplied by distance:. |
sciq | sciq_01_03778 | What two things collide to cause gas pressure? | [
"light particles and an object",
"gas particles and a wave",
"gas particles and an electron",
"gas particles and an object"
] | D | Gas pressure is the result of collisions between gas particles and an object. |
sciq | sciq_01_08591 | What is the simplest type of carbon-based compounds? | [
"particles",
"graphite",
"Buckminsterfullerine",
"hydrocarbons"
] | D | Hydrocarbons are compounds that contain only carbon and hydrogen. Hydrocarbons are the simplest type of carbon-based compounds. Nonetheless, they can vary greatly in size. The smallest hydrocarbons have just one or two carbon atoms, but large hydrocarbons may have hundreds. The size of hydrocarbon molecules influences ... |
sciq | sciq_01_06856 | What do you call the unhealthy synthetic lipids created when unsaturated fatty acids are artificially manufactured to have straight chains? | [
"safflower acids",
"polyunsaturated fats",
"trans fatty acids",
"omega-3 fatty acids"
] | C | Unsaturated fatty acids occur naturally in the bent shapes shown in Figure above . However, unsaturated fatty acids can be artificially manufactured to have straight chains like saturated fatty acids. Called trans fatty acids , these synthetic lipids were commonly added to foods until it was found that they increased t... |
openbookqa | obqa_02_03853 | You may need a raft after a | [
"television broadcast",
"drought",
"meteor shower",
"deluge"
] | D | heavy rains cause flooding |
medmcqa | medmcqa_05_00487 | Cheiloscopy is the study of prints of- | [
"Foot",
"Fingers",
"Palate",
"Lips"
] | D | Cheiloscopy (queiloscopy) is the study of lip prints. |
sciq | sciq_01_09079 | What process determines which of two fossils is older or younger than the other? | [
"curve dating",
"differential dating",
"difference dating",
"relative dating"
] | D | Relative dating determines which of two fossils is older or younger than the other, but not their age in years. Relative dating is based on the positions of fossils in rock layers. Lower layers were laid down earlier, so they are assumed to contain older fossils. This is illustrated in Figure below . |
sciq | sciq_01_03330 | Any sample of matter that has the same physical and chemical properties throughout the sample is called what? | [
"molecule",
"substance",
"type",
"element"
] | B | Elements and Compounds Any sample of matter that has the same physical and chemical properties throughout the sample is called a substance. There are two types of substances. A substance that cannot be broken down into chemically simpler components is an element. Aluminum, which is used in soda cans, is an element. A s... |
openbookqa | obqa_02_00646 | An animal's brain | [
"acts as a conduit for the lungs",
"acts as a command base for the body",
"lacks the ability to use spacial reasoning",
"only assists in movements"
] | B | an animal 's brain controls that animal |
openbookqa | obqa_02_03470 | After seeing her give birth, the zookeepers discovered that Harry the ____ was actually a girl. | [
"hen",
"hotcake",
"healfish",
"hare"
] | D | mammals give birth to live young |
math_qa | mathqa_03_01575 | a man walking at a rate of 10 km / hr crosses a bridge in 3 minutes . the length of the bridge is ? | [
"500",
"650",
"250",
"111"
] | A | "speed = 10 * 5 / 18 = 50 / 18 m / sec distance covered in 5 minutes = 50 / 18 * 5 * 60 = 500 m answer is a" |
medmcqa | medmcqa_05_02922 | Heavy chain of IgA is ? | [
"Gamma",
"Mu",
"Delta",
"Alpha"
] | D | Ans. is 'd' i.e., Alpha Ig G y (gamma)Ig Aa (alpha)IgM 1.1 (mu)Ig D(delta)Ig E e (epsilon) |
math_qa | mathqa_03_03469 | a clock store sold a certain clock to a collector for 30 percent more than the store had originally paid for the clock . when the collector tried to resell the clock to the store , the store bought it back at 60 percent of what the collector had paid . the shop then sold the clock again at a profit of 90 percent on its... | [
"$ 1010.46",
"$ 505.23",
"$ 2020.92",
"$ 800.46"
] | A | "now , in the question above , lets say the original cost of the clock to store was c $ and then it sold the same to the collector at 30 % profit . this means the clocks ' selling price was c ( 1.3 ) and this becomes cost price for the collector . now , when the collector tries to sell the same clock to the store , the... |
medmcqa | medmcqa_05_01462 | IPC 82 states that: child cannot be punished under what age - | [
"5yrs",
"8yrs",
"7yrs",
"lOyrs"
] | C | Ans. is 'c' i.e., 7yrs o Section 82 I.P.C.: Criminal responsibility is any act which is done by a child under seven years of age is not an offence.Section of IPCRelated with82A child under the age of seven is incapable of committing an offence. This is so because action alobe does not amount to guilt unless if is accom... |
ARC-Easy | arc_04_01304 | A condition in bees called "colony collapse disorder" occurs when worker bees leave the hive to collect nectar and never return. How would a decline in the bee population most likely affect a farm ecosystem? | [
"There would be a decrease in soil thickness.",
"There would be a decline in fruit production.",
"There would be an increase in plant diseases.",
"There would be an increase in insect pest populations."
] | B | null |
openbookqa | obqa_02_03254 | The moon reflects rays of sun from our | [
"red giant",
"jupiter",
"yellow dwarf",
"whit dwarf"
] | C | the sun is a source of light called sunlight |
math_qa | mathqa_03_01984 | the total number of students in grades 1 and 2 is 30 more than the total number of students in grades 2 and 5 . how much lesser is the number of students in grade 5 as compared to grade 1 ? | [
"20",
"30",
"10",
"40"
] | B | ( grade 1 + grade 2 ) - ( grade 2 + grade 5 ) = 30 grade 1 - grade 5 = 30 answer : b |
math_qa | mathqa_03_03981 | what is difference between biggest and smallest fraction among 2 / 3 , 3 / 4 , 4 / 5 and 5 / 7 | [
"2 / 15",
"3 / 5",
"1 / 6",
"1 / 7"
] | A | explanation : 2 / 3 = . 66 , 3 / 4 = . 75 , 4 / 5 = . 8 and 5 / 7 = . 71 so biggest is 4 / 5 and smallest is 2 / 3 their difference is 4 / 5 - 2 / 3 = 2 / 15 option a |
math_qa | mathqa_03_04460 | the smallest number which when diminished by 7 , is divisible by 12 , 16 , 18 , 21 and 28 is | [
"1008",
"1015",
"1022",
"1032"
] | B | "solution required numbers = ( l . c . m of 12 , 16,18 , 21,28 ) + 7 ‹ = › 1008 + 7 = 1015 . answer b" |
ARC-Easy | arc_04_00589 | Atmospheric greenhouse gases help heat the atmosphere by | [
"increasing the amount of solar radiation reaching Earth.",
"storing energy produced by human activity.",
"absorbing infrared radiation released by Earth.",
"increasing the average density of air."
] | C | null |
medmcqa | medmcqa_05_03200 | Femoral hernia lies: | [
"Medial to the pubic tubercle",
"Lateral and below pubic tubercle",
"Through deep inguinal ring.",
"Through Hasselbach's triangle."
] | B | Ans: b (Lateral and below pubic tubercle) Ref: Bailey & love, 24th ed, p. 1281-1282FEMORAL HERNIA* Third most common type of primary hernia.* 20 % of hernia in females and 5% in men.* Most liable to become strangulated because of narrowness of the neck of the sac and rigidity of the femoral ring.* Strangulation is the ... |
sciq | sciq_01_01015 | What is biomass made into fuel called? | [
"benign fuel",
"renewable fuel",
"bio fuel",
"toxic fuel"
] | C | More recently, people have learned to process biomass to make fuel. This is called biofuel . Biofuel is created from crops, such as corn or algae. Biofuel is unique among renewable energy sources. This is because it is liquid. Unlike solar energy, for example, biofuels can be used in a car ( Figure below ). Biofuels bu... |
medmcqa | medmcqa_05_04540 | The peak level of chorionic gonadotropin in normal pregnancy occurs at : | [
"30 -- 40 days",
"60 -- 70 days",
"10 -- 20 days",
"100 -- 110 days"
] | B | 60 -- 70 days |
ARC-Easy | arc_04_01118 | Which of these geographic features most directly influences the climate of Nevada by limiting the amount of water vapor that can reach the state and fall as rain? | [
"Pacific Ocean",
"Colorado River",
"Sierra Nevada Mountains",
"Columbia River Basin"
] | C | null |
openbookqa | obqa_02_03279 | One way to recycle paper is by using it to | [
"build oceans",
"build spaceships",
"wipe grime",
"build cars"
] | C | paper is recyclable |
openbookqa | obqa_02_04301 | When you scream in an empty room, you hear an echo due to the noise | [
"eating",
"bouncing a ball",
"nothing",
"bouncing off stuff"
] | D | echo is when sound reflects off of a surface |
sciq | sciq_01_06409 | What characteristic of particles determines how they are carried by flowing water? | [
"density",
"texture",
"size",
"color"
] | C | The size of particles determines how they are carried by flowing water. This is illustrated in Figure below . |
openbookqa | obqa_02_02345 | Which of the following creatures would eat dandelions? | [
"bald eagles",
"meadow voles",
"horse flies",
"house cats"
] | B | meadow voles eat plants |
medmcqa | medmcqa_05_01648 | Nicoladoni sign is also known as | [
"Branham sign",
"Murray sign",
"Frei's sign",
"Darrier's sign"
] | A | In medicine, the Nicoladoni sign, also Branham sign and Nicoladoni-Israel-Branham sign, is the slowing of the hea rate in response to (manual) compression of an aeriovenous fistula. Robbins 9 th edition page no. 365 onwards |
ARC-Easy | arc_04_01986 | Which event is most likely to increase the genetic variation in a population of organisms? | [
"improved hunting techniques",
"greater environmental stress",
"increased immigration",
"introduced predators"
] | C | null |
math_qa | mathqa_03_04371 | find the principal which yields a simple interest of rs . 20 and compound interest of rs . 21 in two years , at the same percent rate per annum ? | [
"rs . 520",
"rs . 480",
"rs . 420",
"rs . 200"
] | D | "explanation : si in 2 years = rs . 20 , si in 1 year = rs . 10 ci in 2 years = rs . 21 % rate per annum = [ ( ci – si ) / ( si in 1 year ) ] * 100 = [ ( 21 – 20 ) / 20 ] * 100 = 5 % p . a . let the principal be rs . x time = t = 2 years % rate = 5 % p . a . si = ( prt / 100 ) 20 = ( x * 5 * 2 ) / 100 x = rs . 200 answ... |
medmcqa | medmcqa_05_00057 | A young patient presents to the ophthalmology clinic with loss of central vision. There is no obvious family history. ERG and EOG were observed to be normal. Which of the following is the most likely diagnosis? | [
"Stargardt's disease",
"Best's Vitelliform Dystrophy",
"Retinitis Pigmentosa",
"Cone- Rod Dystrophy"
] | A | Loss of central vision with a normal ERG and EOG is consistent with a diagnosis of Stargardt's disease. Stargardt's disease is an autosomal recessive disorder and hence a negative family history is not uncommon. |
medmcqa | medmcqa_05_01221 | Most common malignant tumour of parotid is? | [
"Adenoid Cystic",
"Warthin tumour",
"Mucoepidermoid carcinoma",
"Adenocarcinoma"
] | C | Ans. is 'c' i.e., Mucoepidermoid carcinoma - o Repeat from previous sessions |
openbookqa | obqa_02_04910 | A wire can be caused to heat up when what kind of current flows through it? | [
"wind",
"rocky",
"water",
"zapping power"
] | D | electrical current running through a wire causes that wire to heat up |
medmcqa | medmcqa_05_00885 | Menkes kinky hair disease is due to deficiency of : | [
"Copper",
"Iodine",
"Iron",
"Selenium"
] | A | Menkes disease is an X - linked disorder due to deficiency of Copper. |
math_qa | mathqa_03_03138 | tickets numbered from 1 to 27 are mixed and then a ticket is selected randomly . what is the probability that the selected ticket bears a number which is a multiple of 3 ? | [
"1 / 3",
"2 / 5",
"3 / 10",
"3 / 7"
] | A | "here , s = [ 1 , 2 , 3 , 4 , … . , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 ] let e = event of getting a multiple of 3 = [ 3 , 6 , 9 , 12 , 15 , 18 , 21 , 24 , 27 ] p ( e ) = n ( e ) / n ( s ) = 9 / 27 = 1 / 3 the answer is a ." |
ARC-Easy | arc_04_00438 | Jonny climbed an apple tree. How are Jonny and the apple tree similar to each other? | [
"Both are made of cells.",
"Both take in carbon dioxide.",
"Both get nutrients directly from soil.",
"Both get energy from other organisms."
] | A | null |
openbookqa | obqa_02_04210 | When the moon, sun, and earth line up, tides are at their | [
"lower",
"increased",
"gone away",
"just okay"
] | B | the phases of the Moon change the appearance of the Moon |
openbookqa | obqa_02_01168 | Leaving coconut oil out on a counter, as the day grows hotter, what happens to the oil? | [
"changes from solid to wet",
"it hardens up a lot",
"it begins to rot",
"it needs to be refrigerated"
] | A | as temperature increases , the ability of that liquid to dissolve solids will increase |
sciq | sciq_01_03221 | What magnetism is produced by electricity? | [
"electromagnetism",
"diffusion",
"excitation",
"Charges"
] | A | Magnetism produced by electricity is called electromagnetism . Today, electromagnetism is used in many electric devices. However, until electromagnetism was discovered, scientists thought that electricity and magnetism were unrelated. A Danish scientist named Hans Christian Oersted (pictured in the Figure below ) chang... |
math_qa | mathqa_03_03220 | a certain industrial loom weaves 0.132 meters of cloth every second . approximately how many seconds will it take for the loom to weave 15 meters of cloth ? | [
"114",
"115",
"116",
"117"
] | A | "let the required number of seconds be x more cloth , more time , ( direct proportion ) hence we can write as ( cloth ) 0.132 : 15 : : 1 : x = > 0.132 * x = 15 = > x = 15 / 0.132 = > x = 114 answer : a" |
math_qa | mathqa_03_03429 | how long will a boy take to run round a square field of side 50 meters , if he runs at the rate of 9 km / hr ? | [
"80 sec",
"45 sec",
"1 min",
"32 sec"
] | A | "speed = 9 km / hr = 9 * 5 / 18 = 5 / 2 m / sec distance = 50 * 4 = 200 m time taken = 200 * 2 / 5 = 80 sec answer is a" |
openbookqa | obqa_02_01179 | When the old man was much younger, he still had | [
"brown eyes",
"baldness",
"gray hair",
"wrinkled skin"
] | A | eye color is an inherited characteristic |
sciq | sciq_01_06768 | What is the term for the complete set of genes and alleles within a population? | [
"the ancestral pool",
"the biodiversity pool",
"the gene pool",
"the chromosomal pool"
] | C | Since natural selection acts on the phenotype, if an allele causes death in a homozygous individual, aa , for example, it will not cause death in a heterozygous Aa individual. These heterozygous Aa individuals will then act as carriers of the a allele, meaning that the a allele could be passed down to offspring. People... |
medmcqa | medmcqa_05_04013 | Tangier's disease is characterized by: | [
"Low or absence of HDL",
"Low LDL concentration",
"Raised chylomicrons",
"Deficiency of LPL"
] | A | Tangier's disease/ Familial alpha-lipoprotein deficiency/Hypo alpha lipoproteinemia. Defect in ABC-A 1 receptors which helps in giving cholesterol from peripheral tissue to HDL. HDL is not properly formed- HDL | Other lipoproteins are normal. | Apo A1. Cholesterol accumulates in reticulo endothelial system C/F : Periph... |
medmcqa | medmcqa_05_04931 | In tetany the increased membrane excitability is caused by: | [
"Decreased release of inhibitory neurotransmitter from nerve terminals",
"Depolarization of the nerve and muscle membranes",
"Spontaneous release of calcium from the sarcoplasmic reticulum",
"Activation of sodium channels at more negative membrane potentials"
] | B | Membrane excitability is related to the ease with which depolarization opens Na+ channels. The opening of the Na+ channel in response to depolarization is, in pa, related to the extracellular Ca2+ concentration; the lower the extracellular Ca2+ concentration, the easier it is for Na + channels to open when the membrane... |
sciq | sciq_01_10144 | What are the poles labeled? | [
"north and south",
"east and west",
"southwest and south",
"west and south"
] | A | |
sciq | sciq_01_02314 | Moist skin distinguishes frogs from what animal with dry, bumpy skin? | [
"turtles",
"snakes",
"toads",
"newts"
] | C | Although there is actually little difference between toads and frogs, this animal would most often be called a toad. Frogs have moist skin, while toads have dry, bumpy skin. |
sciq | sciq_01_06147 | What form when water vapor condenses in the air around specs of matter? | [
"storms",
"condensation",
"humidity",
"clouds"
] | D | Clouds form when water vapor condenses in the air around specs of matter. Clouds are classified on the basis of where and how they form. Types of clouds include cirrus, stratus, and cumulus clouds. |
sciq | sciq_01_09451 | What are single-celled or colonial organisms that do not have membranebound nuclei? | [
"eukaryotes",
"prokaryotes",
"viruses",
"arthropods"
] | B | Watch this video (http://openstaxcollege. org/l/rotating_DNA) that animates the three-dimensional structure of the DNA molecule shown in Figure 1.15. Some cells contain aggregates of macromolecules surrounded by membranes; these are called organelles. Organelles are small structures that exist within cells. Examples of... |
medmcqa | medmcqa_05_00000 | Burn by moist heat is known as: | [
"Ordinary burn",
"Scar burn",
"Scalds burn",
"Hot burn"
] | C | Burns may be classified as:
Ordinary burns caused by dry heat.
Scalds caused by moist heat.
Chemical burns caused by strong acid or base.
Electric burns.
Radiation bums.
Cold burns. |
openbookqa | obqa_02_02337 | Which object is least likely to have any light pass through it? | [
"a dog",
"a plastic bottle",
"a prism",
"a window"
] | A | no light shines through an opaque object |
sciq | sciq_01_06038 | Genetic disorders are diseases caused by what? | [
"traits",
"environment",
"lesions",
"mutations"
] | D | Sequencing the human genome has increased our knowledge of genetic disorders. Genetic disorders are diseases caused by mutations. Many genetic disorders are caused by mutations in a single gene. Others are caused by abnormal numbers of chromosomes. |
openbookqa | obqa_02_03491 | Transpiration occurs in | [
"the fruit of a pear tree",
"the seeds of a tree",
"the flat appendages on organisms that give off oxygen",
"the lungs of a dog"
] | C | transpiration usually happens in the leaves of a plant |
sciq | sciq_01_09808 | What is the largest mammal on earth? | [
"water buffalo",
"tiger shark",
"giraffe",
"blue whale"
] | D | Biological organization exists at all levels in organisms. It can be seen at the smallest level, in the molecules that make up such compounds as DNA and proteins, to the largest level, in an organism such as a blue whale, the largest mammal on Earth. Similarly, single celled prokaryotes and eukaryotes show order in the... |
math_qa | mathqa_03_04963 | at a certain company , two - thirds of the employees had cell phones and two - fifths had pagers . if one - third of the employees had neither cell phones nor pagers then what fraction of the employees had both cell phones and pagers ? | [
"7 / 5",
"6 / 11",
"2 / 5",
"1 / 3"
] | C | let there be 15 employees cell phone = 10 pagers = 6 neither pager nor cell phone = 5 so , 10 = 10 + 6 - x or , x = 6 so , fraction of the employees had both cell phones and pagers = 6 / 15 = > 2 / 5 answer : c |
ARC-Easy | arc_04_01823 | Some of the thermal structure of Earth is the result of a combination of chemical composition, temperature, and pressure. Which is a boundary that best demonstrates a contact point between layers having relatively the same temperature and chemical composition? | [
"lithosphere and mesosphere",
"inner core and outer core",
"outer core and mantle",
"mantle and crust"
] | B | null |
sciq | sciq_01_09573 | The anterior muscles of the neck facilitate swallowing and what else? | [
"hearing",
"speech",
"crying",
"perspiration"
] | B | Figure 11.13 Muscles of the Anterior Neck The anterior muscles of the neck facilitate swallowing and speech. The suprahyoid muscles originate from above the hyoid bone in the chin region. The infrahyoid muscles originate below the hyoid bone in the lower neck. |
sciq | sciq_01_06582 | White light is a mixture of all wavelengths of what? | [
"x-rays",
"gamma radiation",
"infrared radiation",
"visible light"
] | D | |
sciq | sciq_01_03494 | What organ do mammals have that is exceptionally large for their body size? | [
"lungs",
"heart",
"liver",
"brain"
] | D | Cerebral Cortex Compared to other vertebrates, mammals have exceptionally large brains for their body size. An entire alligator’s brain, for example, would fill about one and a half teaspoons. This increase in brain to body size ratio is especially pronounced in apes, whales, and dolphins. While this increase in overal... |
openbookqa | obqa_02_03396 | if a student asked a teacher about the size of a certain item, what could be an indicator? | [
"the volume of the item",
"the color of the item",
"the luster of the item",
"the depth of the item"
] | A | the volume of an object can be used to describe the size of that object |
sciq | sciq_01_02873 | What is the name of the chart that allows you to easily determine the expected percentage of different genotypes in the offspring of two parents? | [
"DNA helix",
"periodic square",
"Trafalgar Square",
"punnett square"
] | D | A Punnett square is a chart that allows you to easily determine the expected percentage of different genotypes in the offspring of two parents. An example of a Punnett square for pea plants is shown in Figure below . In this example, both parents are heterozygous for flower color ( Bb ). The gametes produced by the mal... |
sciq | sciq_01_07359 | What ear structure has three fluid filled ducts, including the organ of corti, where sound waves in air go to vibration? | [
"utricle",
"cochlea",
"saccule",
"semicirciular canal"
] | B | Sensory systems deformed by gelatinous membrane. Vestibular apparatus, gives us perception of gravity and movement. Due to physical response, not chemical binding. Cochlea: bony, coil shaped part of inner ear, where hearing occurs. Sound enters through auditory canal, vibrates tympanic membrane,moving three bones of mi... |
openbookqa | obqa_02_04401 | What relationship is most likely? | [
"birds eat giraffes",
"dandelions eat worms",
"petunias devour mice",
"wolves eat voles"
] | D | consumers eat other organisms |
sciq | sciq_01_00345 | What is the rising and sinking of warm and cooler material called? | [
"diffusion",
"conveyance",
"convection",
"depression"
] | C | Hot lower mantle material rises upward ( Figure below ). As it rises, it cools. At the top of the mantle it moves horizontally. Over time it becomes cool and dense enough that it sinks. Back at the bottom of the mantle, it travels horizontally. Eventually the material gets to the location where warm mantle material is ... |
sciq | sciq_01_11520 | Alkenes can react with what to form alcohols? | [
"air",
"sugars",
"proteins",
"water"
] | D | Alkenes can react with water to form alcohols. |
sciq | sciq_01_01950 | The reaction rate usually increases as the concentration of what increases? | [
"reactants",
"complexes",
"generators",
"mutations"
] | A | Concentration Effects Two substances cannot possibly react with each other unless their constituent particles (molecules, atoms, or ions) come into contact. If there is no contact, the reaction rate will be zero. Conversely, the more reactant particles that collide per unit time, the more often a reaction between them ... |
sciq | sciq_01_10885 | An electron in an atom is completely described by four of what? | [
"photosynthesis numbers",
"prime bumbers",
"quantum numbers",
"decay numbers"
] | C | The Pauli Exclusion Principle An electron in an atom is completely described by four quantum numbers: n, l, ml, and ms. The first three quantum numbers define the orbital and the fourth quantum number describes the intrinsic electron property called spin. An Austrian physicist Wolfgang Pauli formulated a general princi... |
math_qa | mathqa_03_04631 | a 15 % stock yielding 12 % is quoted at : | [
"s . 83.33",
"s . 110",
"s . 112",
"s . 125"
] | D | "income of rs 12 on investment of rs 100 income of rs 15 on investment of ? = ( 15 * 100 ) / 12 = 125 answer : d" |
openbookqa | obqa_02_04850 | In a plant such as a cactus, water is held within | [
"the spikes on the stem",
"the lines of a stem",
"the inside of the leaves",
"the series of tubes in the body"
] | D | a plants require water for to grow |
openbookqa | obqa_02_03677 | Living near any body of water puts your home at risk of flooding, if there is? | [
"too much rainfall",
"West Virginia",
"Jelly Beans",
"Tape"
] | A | storms cause bodies of water to increase amount of water they contain |
ARC-Easy | arc_04_01143 | What is the repeating monomer of a DNA molecule? | [
"triglyceride",
"dipeptide",
"nucleotide",
"phospholipid"
] | C | null |
openbookqa | obqa_02_03231 | To witness physical change you would need to observe the life cycle of a | [
"chicken",
"monkey",
"alligator",
"newt"
] | D | amphibians undergo metamorphosis |
openbookqa | obqa_02_01097 | if a person rips up their notebook, what happens? | [
"all the mentioned options",
"the shape becomes different",
"it takes a new structure",
"it loses its original form"
] | A | tearing an object changes that object 's shape |
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