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 ⌀ |
|---|---|---|---|---|---|
openbookqa | obqa_02_00218 | Transpiration involves | [
"H2O traveling about a daffodil's system",
"pollen traveling about the plant's system",
"the production of new oxygen molecules",
"the production of new seedlings"
] | A | transpiration usually happens in the leaves of a plant |
medmcqa | medmcqa_05_02690 | Size of the bur for preparing lingual rest seat for a RPD is | [
"1/10 inch",
"1/4 inch",
"1/2 inch",
"1 inch"
] | B | To prepare the lingual rest in enamel, a safe side 1/4 inch diamond disk should be used.
Occlusal rest seats in sound enamel may be prepared with diamond points of approximately the size of No. 6 and round burs. |
openbookqa | obqa_02_00308 | What shows that the Earth being tilted on its axis causes ones side of the Earth to receive less energy from the Sun than the other side? | [
"summer in the USA, winter in Australia",
"snow will be on the North Pole instead of the South Pole",
"seasonal changes take place",
"some countries are warmer than others"
] | A | the Earth being tilted on its axis causes ones side of the Earth to receive less energy from the Sun than the other side |
math_qa | mathqa_03_04270 | operation # is defined as : a # b = 4 a ^ 2 + 4 b ^ 2 + 8 ab for all non - negative integers . what is the value of ( a + b ) + 5 , when a # b = 100 ? | [
"5",
"8",
"10",
"13"
] | C | "official solution : ( b ) we know that a # b = 100 and a # b = 4 a ² + 4 b ² + 8 ab . so 4 a ² + 4 b ² + 8 ab = 100 we can see that 4 a ² + 4 b ² + 8 ab is a well - known formula for ( 2 a + 2 b ) ² . therefore ( 2 a + 2 b ) ² = 100 . ( 2 a + 2 b ) is non - negative number , since both a and b are non - negative numbe... |
sciq | sciq_01_01012 | Regulatory proteins bind to regulatory elements to control what? | [
"differentiation",
"growth",
"transcription",
"mutation"
] | C | Regulation of Transcription. Regulatory proteins bind to regulatory elements to control transcription. The regulatory elements are embedded within the DNA. |
ARC-Challenge | arc_04_03140 | In pea plants, tall is dominant over short. What size pea plants would result when two short plants are crossed? | [
"short plants only",
"short and tall plants",
"tall plants only",
"middle-sized plants"
] | A | null |
medmcqa | medmcqa_05_03460 | Cidofovir is? | [
"Antiviral",
"Antifungal",
"Antihelmenthic",
"Antibacterial"
] | A | Ans. is 'a' Antiviral Cidofovir It is an antiviral drug. It is a monophosphate nucleotide analog of cytidine which inhibits most DNA viruses including HSV, CMV, pox and adenoviruses. It is used for the treatment of CMV retinitis. |
openbookqa | obqa_02_03570 | What's necessary for the production of honey? | [
"maple syrup or corn syrup",
"a honey producing factory",
"a can of pesticide",
"liquid from plant flowers"
] | D | bees convert nectar into honey |
math_qa | mathqa_03_02390 | a , b and c have rs . 1000 between them , a and c together have rs . 700 and b and c rs . 600 . how much does c have ? | [
"100",
"200",
"300",
"400"
] | C | "a + b + c = 1000 a + c = 700 b + c = 600 - - - - - - - - - - - - - - a + b + 2 c = 1300 a + b + c = 1000 - - - - - - - - - - - - - - - - c = 300 answer : c" |
openbookqa | obqa_02_02724 | If a tree is being discussed and those talking want to know its age, they will | [
"think about it",
"bury it",
"look at leaves",
"look inside it"
] | D | the number of rings in a tree trunk can be used to estimate the age of the tree |
ARC-Easy | arc_04_01279 | To pump blood through the body, the heart must overcome the force of gravity. Which body position would require the least work from the heart? | [
"sitting",
"standing",
"kneeling",
"lying down"
] | D | null |
math_qa | mathqa_03_02253 | if x / y = 3 / z , then 4 x ^ 2 = | [
"y / z",
"xy",
"y ² / z ²",
"36 y ² / z ²"
] | D | "this question is most easily solved by isolating y in the equation and substituting into the expression 4 x ² : x / y = 3 / z x = 3 y / z if we substitute 3 y / z into the expression for x , we get : 4 ( 3 y / z ) ² = 4 ( 9 y ² / z ² ) = 36 y ² / z ² . the correct answer is choice ( d ) ." |
medmcqa | medmcqa_05_02862 | A 35 years old female presented with acne. She was treated for her acne but after the treatment, she developed pigmentation. Which drug is responsible for hyperpigmentation? | [
"Tetracycline",
"Erythromycin",
"Minocycline",
"Doxycycline"
] | C | Minocycline Oral antibiotics - most widely prescribed agents in acne Dose -100-200 mg daily Indicated for severe acne, moderate facial acne not responding to topical therapies and/or extensive truncal acne. Adverse effects with minocycline include drug hypersensitivity syndrome (DHS) - within 3 months of treatment init... |
sciq | sciq_01_06446 | What is a substance that increases the hydrogen ion concentration of a solution? | [
"base",
"acid",
"sulfur",
"carbon"
] | B | |
ARC-Challenge | arc_04_02672 | In a lab investigation, students use Brand X batteries in a flashlight and Brand Y batteries in a radio. After two hours, the flashlight stops working, but the radio continues to work. As a result, the students conclude that Brand Y batteries last longer. Which statement about the conclusion of the investigation is mos... | [
"The conclusion is valid because they tested two different brands.",
"The conclusion is invalid because the test had multiple variables.",
"The conclusion is valid because they conducted the investigation in a lab.",
"The conclusion is invalid because the real names of the batteries were hidden."
] | B | null |
math_qa | mathqa_03_03900 | if jake loses 8 pounds , he will weigh twice as much as his sister . together they now weigh 290 pounds . what is jake ’ s present weight , in pounds ? | [
"131",
"135",
"169",
"196"
] | D | "lets say j is the weight of jack and s is the wt of his sister . if he loses 8 pounds , he s twice as heavy as his sister . j - 8 = 2 * s also , together they weight 290 pounds j + s = 290 solvong the 2 equation , we get j = 196 pounds ! d" |
openbookqa | obqa_02_04794 | The main reason people want to use wind as an energy source is because there is | [
"make cookies",
"Sing songs",
"smile",
"an everlasting supply"
] | D | wind is an inexhaustible resource |
medmcqa | medmcqa_05_00884 | In IVP, Adder head appearance is seen in: | [
"Polycystic kidney",
"Horse shoe kidney",
"Ureterocele",
"Hydronephrosis"
] | C | Ureterocele is a cystic dilatation of the distal ureter. Cobra head or Adder head appearance is diagnostic of ureterocele. Spider leg appearance in polycystic kidney. Ref: Bailey & Love, 25th Edition, Page 1290 |
openbookqa | obqa_02_01634 | What does a leaf need to do to absorb the most sunlight that it can? | [
"Hide in shade",
"Remain small",
"Grow very large",
"Change colors"
] | C | as the size of a leaf increases , the amount of sunlight absorbed by that leaf will increase |
sciq | sciq_01_05574 | The addition of heat changes liquid water to what? | [
"ice",
"rainwater",
"water vapor",
"distilled water"
] | C | |
sciq | sciq_01_11167 | The fast motion of gas particles gives them a relatively large amount of what energy? | [
"Chemical energy",
"residual energy",
"kinetic energy",
"Potential energy"
] | C | Gas particles are in constant rapid motion in random directions . The fast motion of gas particles gives them a relatively large amount of kinetic energy. Recall that kinetic energy is the energy that an object possesses because of its motion. The particles of a gas move in straight-line motion until they collide with ... |
math_qa | mathqa_03_02980 | a 160 meter long train crosses a man standing on the platform in 16 sec . what is the speed of the train ? | [
"36 kmph",
"54 kmph",
"92 kmph",
"86 kmph"
] | A | "s = 160 / 16 * 18 / 5 = 36 kmph answer : a" |
medmcqa | medmcqa_05_03451 | Conversion of short term - memory into long term memory occurs in: | [
"Amygdala",
"Hippocampus",
"Frontal cortex",
"Hypothalamus"
] | B | Ans. B. HippocampusConversion of short term - memory into long term memory occurs in Hippocampus by formation of stronger synapses between neurons. |
sciq | sciq_01_02618 | When are peptide bonds between amino acids formed? | [
"process of production",
"process of transcription",
"process of migration",
"process of translation"
] | D | Amino acids can bond together through peptide bonds to form short chains called peptides or longer chains called polypeptides ( Figure below ). A peptide bond is a covalent bond formed from a condensation reaction between two molecules, causing the release of a molecule of water. This bond usually forms between two ami... |
medmcqa | medmcqa_05_01678 | Irresistible urge to do a thing repeatedly is seen in- | [
"Obsessive - compulsive disorder",
"Schizophrenia",
"Schizoaffective disorder",
"Depression"
] | A | OCD is an anxiety disorder, which is characterized by recurrent, unwanted thoughts (obsessions) and repetitive behaviors (compulsion). |
math_qa | mathqa_03_01498 | for a group of n people , k of whom are of the same sex , the ( n - k ) / n expression yields an index for a certain phenomenon in group dynamics for members of that sex . for a group that consists of 20 people , 7 of whom are females , by how much does the index for the females exceed the index for the males in the gr... | [
"0.05",
"0.0625",
"0.2",
"0.3"
] | D | "index for females = ( 20 - 7 ) / 20 = 13 / 20 = 0.65 index for males = ( 20 - 13 / 20 = 7 / 20 = 0.35 index for females exceeds males by 0.65 - 0.35 = 0.3 answer : d" |
sciq | sciq_01_00320 | In the chest, the trachea divides as it enters the lungs to form the right and left what? | [
"bronchi",
"alveoli",
"atrium",
"ventricle"
] | A | In the chest, the trachea divides as it enters the lungs to form the right and left bronchi . The bronchi contain cartilage, which prevents them from collapsing. Mucus in the bronchi traps any remaining particles in air. Tiny, hair-like structures called cilia line the bronchi and sweep the particles and mucus toward t... |
sciq | sciq_01_09711 | What is required between cytoskeleton and motor proteins for cell motility? | [
"inhibition",
"interaction",
"absorption",
"translation"
] | B | |
sciq | sciq_01_10803 | Does an increase in temperature speed up or slow down reactions? | [
"end reaction",
"remain the same",
"speed up",
"slow down"
] | C | |
math_qa | mathqa_03_01807 | divide rs . 1301 between a and b , so that the amount of a after 7 years is equal to the amount of b after 9 years , the interest being compounded at 4 % per annum . | [
"625",
"367",
"288",
"209"
] | A | explanation : let the two parts be rs . x and rs . ( 1301 - x ) . 625 x = 676 ( 1301 - x ) 1301 x = 676 x 1301 x = 676 . so , the parts are rs . 676 and rs . ( 1301 - 676 ) i . e rs . 676 and rs . 625 answer : a ) rs . 625 |
sciq | sciq_01_09009 | Each atom has a required number of what? | [
"accretion bonds",
"covalent bonds",
"acceleration bonds",
"matrix bonds"
] | B | |
sciq | sciq_01_07206 | The smallest cyclic ether is called what? | [
"aldehyde",
"peroxidase",
"quark",
"epoxide"
] | D | The smallest cyclic ether is called an epoxide. Draw its structure. |
openbookqa | obqa_02_00349 | if a great water traveler took inventory of their tools, which of these would be in it? | [
"a big cooking spoon",
"a north facing item",
"a big chopping board",
"a big iron bender"
] | B | a compass is used to navigate oceans |
math_qa | mathqa_03_02468 | find the compound ratio of ( 4 : 3 ) , ( 1 : 3 ) and ( 2 : 3 ) is | [
"16 : 27",
"12 : 13",
"13 : 14",
"14 : 15"
] | A | required ratio = 4 / 3 * 1 / 3 * 2 / 3 = 16 / 27 = 16 : 27 answer is a |
medmcqa | medmcqa_05_04247 | Posterior superior alveolar aery is branch of | [
"Nasal branch of maxillary aery",
"Palatal branch of maxillary aery",
"Mandibular aery",
"Inferior alveolar aery"
] | B | B i.e. Palatal branch of maxillary aery |
sciq | sciq_01_07158 | Where are free-living roundworms mainly found? | [
"freshwater habitats",
"arboreal habitats",
"ocean depths",
"rainforests"
] | A | Free-living roundworms are found mainly in freshwater habitats. |
medmcqa | medmcqa_05_04055 | Cherry red spot at macula is seen in : | [
"Macular infarction",
"Neimen picks disease",
"Commotio retinae",
"CRVO"
] | D | D i.e. CRVO CRAO (not CRVO) presents with cherry red spot at macula Q |
sciq | sciq_01_08627 | What type of molecules are secreted by the cell in local signaling? | [
"sleeping molecules",
"messenger molecules",
"negaitive molecules",
"word molecules"
] | B | |
math_qa | mathqa_03_01772 | in township k each property is taxed at 10 percent of its assessed value . if the assessed value of a property in township k is increased from $ 20,000 to $ 28,000 , by how much will the property tax increase ? | [
"$ 800",
"$ 1000",
"$ 600",
"$ 400"
] | A | increase in house value = $ 28,000 - $ 20,000 = $ 8000 so , tax increase = 10 % of $ 8000 = $ 800 answer : a |
ARC-Easy | arc_04_00942 | In which environment would a white rabbit be best protected from predators? | [
"a shady forest",
"a snowy field",
"a grassy lawn",
"a muddy riverbank"
] | B | null |
openbookqa | obqa_02_04700 | Standing on a plastic tote will | [
"vaporize it",
"deform it",
"levitate it",
"melt it"
] | B | if a flexible container is pushed on then that container will change shape |
ARC-Challenge | arc_04_03214 | Some power plants release heated water into rivers. This practice adds thermal energy to the river that most likely | [
"increases the amount of nutrients in the river.",
"provides a better environment for native organisms to grow.",
"keeps the river at balance with nature.",
"threatens the existence of aquatic organisms."
] | D | null |
ARC-Easy | arc_04_01392 | Paleontologists often find and study the remains of ancient plants and animals. When the remains of ancient plants and animals are covered by layers of sediment over time, the remains | [
"melt",
"dissolve",
"become a fossil",
"evaporate into vapor"
] | C | null |
ARC-Easy | arc_04_01182 | The primary function of insulin in our bodies is to | [
"store fuel for later use.",
"regulate the amount of glucose in the blood.",
"increase the efficiency of fuel consumption.",
"prevent digestive bacteria from consuming glucose."
] | B | null |
sciq | sciq_01_03287 | The hexapoda subphylum includes mainly what type of animal? | [
"mammals",
"spiders",
"birds",
"insects"
] | D | Living arthropods are divided into four subphyla. They are described in Table below . The Hexapoda subphylum includes mainly insects. There are so many insects and they are so important that they are described in greater detail below. |
openbookqa | obqa_02_00828 | School children often play a musical instrument by | [
"sweeping thumb across elastic band over a beverage carton",
"making rubber band chain bracelets",
"wearing rubber bands with braces",
"shooting rubber band with one hand"
] | A | An example of playing a musical instrument is strumming a guitar string |
sciq | sciq_01_04186 | After the film is developed, any unexposed silver bromide must be removed by a process called what? | [
"fixing",
"watering",
"washing",
"sweeping"
] | A | After the film is developed, any unexposed silver bromide must be removed by a process called “fixing”; otherwise, the entire film would turn black with additional exposure to light. Although silver bromide is insoluble in water, it is soluble in a dilute solution of sodium thiosulfate (Na2S2O3; photographer’s hypo) be... |
ARC-Challenge | arc_04_02724 | Estuaries are called "the nurseries of the sea" because many species lay eggs and develop their young in estuaries. Which two features of estuaries support this role most? | [
"concentrated nutrients and a steep salt gradient",
"abundant shelter and concentrated nutrients",
"a steep salt gradient and shallow water",
"shallow water and abundant shelter"
] | B | null |
sciq | sciq_01_00497 | What is the study of the similarities and differences in the embryos of different species? | [
"diversified embryology",
"comparative embryology",
"example embryology",
"prenatal biology"
] | B | Comparative embryology is the study of the similarities and differences in the embryos of different species. Similarities in embryos are evidence of common ancestry. All vertebrate embryos, for example, have gill slits and tails. Most vertebrates, except for fish, lose their gill slits by adulthood. Some of them also l... |
sciq | sciq_01_03896 | What are butterflies and bees an example of? | [
"parasites",
"species",
"pollinators",
"spores"
] | C | |
ARC-Easy | arc_04_00916 | How does a human body get energy? | [
"Sunlight on the skin produces energy.",
"Water provides the majority of energy.",
"Food and oxygen combine to deliver energy.",
"Sleep provides energy stored at night for the next day."
] | C | null |
sciq | sciq_01_11545 | Studies have shown that not only does reproduction have a cost as far as how long male fruit flies live, but also fruit flies that have already mated several times have limited amounts of this? | [
"dna",
"eggs",
"chromosomes",
"sperm"
] | D | Energy Budgets, Reproductive Costs, and Sexual Selection in Drosophila Research into how animals allocate their energy resources for growth, maintenance, and reproduction has used a variety of experimental animal models. Some of this work has been done using the common fruit fly, Drosophila melanogaster. Studies have s... |
sciq | sciq_01_01243 | The molecule pictured above is thyroxine, a compound produced by which gland? | [
"stomach",
"kidney",
"thyroid",
"gallbladder"
] | C | The molecule pictured above is thyroxine, a compound produced by the thyroid gland. This molecule regulates how the body uses energy. In a condition known as hypothyroidism, the thyroid makes less thyroxine than normal. A person with this disease feels tired all the time and often puts on weight. Treatment with thyroid... |
sciq | sciq_01_10780 | A _______ of biology is a fundamental concept that is just as true for a bee or a sunflower as it is for us. | [
"hypothesis",
"theory",
"notion",
"principle"
] | D | The word principle can be defined as "a fundamental truth or proposition that serves as the foundation for a system of belief or behavior or for a chain of reasoning. " A principle of biology is a fundamental concept that is just as true for a bee or a sunflower as it is for us. All life, including that sunflower and b... |
sciq | sciq_01_04545 | Respiratory therapists or respiratory practitioners evaluate and treat patients diseases affecting what part of the body? | [
"lung, heart, and blood vessels",
"byproduct , heart , and blood vessels",
"heart, lungs, stomach",
"brain, stomach, heart"
] | A | Respiratory Therapist Respiratory therapists or respiratory practitioners evaluate and treat patients with lung and cardiovascular diseases. They work as part of a medical team to develop treatment plans for patients. Respiratory therapists may treat premature babies with underdeveloped lungs, patients with chronic con... |
ARC-Easy | arc_04_00822 | Which tool should a student use to compare the masses of two small rocks? | [
"balance",
"hand lens",
"ruler",
"measuring cup"
] | A | null |
sciq | sciq_01_03675 | In which direction does water travel? | [
"backwards",
"downhill",
"uphill",
"northwest"
] | B | After a heavy rain, you may find puddles of water standing in low spots. The same principle explains why water collects in ponds and lakes. Water travels downhill, so a depression in the ground fills with standing water. A pond is a small body of standing water. A lake is a large body of standing water. Most lakes have... |
sciq | sciq_01_03946 | What forms when a glacier scrapes a large hole in the ground? | [
"crater lake",
"glacial hill",
"underground cavern",
"glacial lake"
] | D | The depression that allows water to collect to form a lake may come about in a variety of ways. The Great Lakes, for example, are glacial lakes. A glacial lake forms when a glacier scrapes a large hole in the ground. When the glacier melts, the water fills the hole and forms a lake. A kettle lake forms in the sediment ... |
sciq | sciq_01_04564 | How many pairs of chromosomes are there? | [
"23",
"24",
"16",
"25"
] | A | During anaphase I the spindle fibers shorten, and the homologous chromosome pairs are separated from each other. This occurs as the chiasmata are severed, pulling homologous chromosomes apart. One chromosome from each pair moves toward one pole, with the other moving toward the other pole, resulting in a cell with 23 c... |
ARC-Easy | arc_04_00587 | A rock sample will most likely contain | [
"plants.",
"minerals.",
"water.",
"wood."
] | B | null |
openbookqa | obqa_02_03188 | Hotter blood is rarely found | [
"in horny toads",
"in rats",
"in humans",
"in bears"
] | A | a reptile is cold-blooded |
medmcqa | medmcqa_05_01971 | Afferent pupillary defect is seen in: March 2012 | [
"Orbital cellulitis",
"DM",
"Papilloedema",
"Retrobulbar neuritis"
] | D | Ans: D i.e. Retrobulbar neuritis When the input, through both the optic nerves to the midbrain is equal, the pupils to which the light is transferred will remain tightly constricted since the consensual response has the same magnitude as a direct response. Should there be a lesion of one optic nerve, the input from tha... |
ARC-Easy | arc_04_00258 | During protein synthesis, mRNA is translated into three-base sequences representing amino acids. What signals the ribosome to begin translating the mRNA into a new amino acid sequence? | [
"a codon",
"enzymes",
"a mutation",
"temperature"
] | A | null |
ARC-Challenge | arc_04_02656 | A student investigates how speed changes as a ball travels down a ramp. Measurements taken by computer every second are recorded on a data table. Which diagram will best display the data from this table? | [
"a bar graph",
"a line graph",
"a pie chart",
"a pictograph"
] | B | null |
medmcqa | medmcqa_05_04366 | Which of the following is the most common origin of cerebral metastasis? | [
"Lung cancer",
"Breast cancer",
"Melanoma",
"Colon cancer"
] | A | Lung: 40%
Breast : 10 - 30%
Melanoma : 5 - 15%
Unknown : 15% |
sciq | sciq_01_06079 | Ionic bonds are what kind of attraction between ions? | [
"kinetic",
"electrostatic",
"nuclear",
"magnetic"
] | B | Ionic bonding. Ionic bonds result from electrostatic attractions between positively and negatively charged side chains of amino acids. For example, the mutual attraction between an aspartic acid carboxylate ion and a lysine ammonium ion helps to maintain a particular folded area of a protein (part (a) of http://catalog... |
sciq | sciq_01_10474 | The primary output of the basal nuclei is to the thalamus, which relays that output to where? | [
"Back cortex",
"effect cortex",
"suffering cortex",
"cerebral cortex"
] | D | Thalamus The thalamus is a collection of nuclei that relay information between the cerebral cortex and the periphery, spinal cord, or brain stem. All sensory information, except for the sense of smell, passes through the thalamus before processing by the cortex. Axons from the peripheral sensory organs, or intermediate... |
sciq | sciq_01_02893 | Which branch of biology uses fossils to study life's history? | [
"geology",
"morphology",
"zoology",
"paleontology"
] | D | Paleontology, another branch of biology, uses fossils to study life’s history (Figure 1.12). Zoology and botany are the study of animals and plants, respectively. Biologists can also specialize as biotechnologists, ecologists, or physiologists, to name just a few areas. Biotechnologists apply the knowledge of biology t... |
math_qa | mathqa_03_01706 | b completes a work in 3 days . a alone can do it in 10 days . if both work together , the work can be completed in how many days ? | [
"2.31 days",
"4.31 days",
"5.31 days",
"6.31 days"
] | A | 1 / 3 + 1 / 10 = 13 / 30 30 / 13 = 2.31 days answer : a |
openbookqa | obqa_02_00397 | High can be visually represented by | [
"basins",
"mountains",
"deep sea",
"valleys"
] | B | high means great in altitude |
sciq | sciq_01_07705 | Cirrus, stratus, and cumulus are types of what? | [
"slopes",
"storms",
"clouds",
"plants"
] | C | Cloud types include cirrus, stratus, and cumulus. |
sciq | sciq_01_01129 | What are the closest relatives to modern angiosperms? | [
"mitochondria",
"staurikosaurus",
"sporozoans",
"gnetophytes"
] | D | Gnetophytes Gnetophytes are the closest relatives to modern angiosperms, and include three dissimilar genera of plants. Like angiosperms, they have broad leaves. Gnetum species are mostly vines in tropical and subtropical zones. The single species of Welwitschia is an unusual, low-growing plant found in the deserts of ... |
medmcqa | medmcqa_05_02268 | Methylphenidate is drug of choice for: | [
"Obsessive compulsive disorder",
"ADHD (attention deficit hyperkinetic disorder)",
"Enuresis",
"Autism"
] | B | Ans. B. ADHDPharmacologic treatment is considered to be the first line of treatment for ADHD. Central nervous system stimulants are the first choice of agentsa. excellent safety records are documented for methylphenidateb. Dextroamphetamine and dextroamphetamine/amphetamine salt combinations are usually the second drug... |
medmcqa | medmcqa_05_04286 | Bartonella quintana causes - | [
"Trench fever",
"Scrub typhus",
"Endemic typhus",
"Epidemic typhus"
] | A | Trench fever, also called 5-day fever or quintan fever, is caused by Bartonella Quintana (Rochalimaea Quintana).
The human body louse (Pediculus humanus corporis) is the vector and humans is the only known reservoir |
math_qa | mathqa_03_04892 | two trains 140 m and 160 m long run at the speed of 60 kmph and 48 kmph in opposite directions in parallel tracks . the time which they take to cross each other is ? | [
"5.6 sec",
"8.9 sec",
"10 sec",
"12.6 sec"
] | C | "relative speed = 60 + 48 = 108 kmph * 5 / 18 = 30 m / s distance covered in crossing each other = 140 + 160 = 300 m required time = 300 * 1 / 30 = 10 sec answer is c" |
medmcqa | medmcqa_05_04470 | Contraction of uterine pain is carried by | [
"L 1,2,3",
"T 12, L 1,2,3",
"T 10,11,12 L 1",
"L 3,4,5 S 1,2"
] | C | In the early stages of labour pains are mainly uterine in origin because of painful uterine contractions It is distributed along the cutaneous nerve distribution of T10 - L 1. In the later stages pain is due to cervical dilatation This pain is referred to back through sacral plexus. Ref: Dutta Obs 9e pg 112. |
ARC-Easy | arc_04_01894 | Which of these must occur for sediments to form new rock? | [
"precipitation",
"evaporation",
"partial melting",
"recrystallization"
] | D | null |
sciq | sciq_01_11138 | What kind of process is boiling? | [
"spheroidal",
"cavitation",
"isothermal",
"chemical"
] | C | As with melting, the energy in boiling goes exclusively to changing the phase of a substance; it does not go into changing the temperature of a substance. So boiling is also an isothermal process. Only when all of a substance has boiled does any additional energy go to changing its temperature. What happens when a liqu... |
sciq | sciq_01_07764 | The name of the cation comes first, followed by the name of the anion, in what kind of compound? | [
"ionic compound",
"covalent bonds",
"magnetic compound",
"localized compound"
] | A | Names of ionic compounds are derived from the names of the ions, with the name of the cation coming first, followed by the name of the anion. If an element can form cations of different charges, there are two alternate systems for indicating the compound’s name. In the Stock system, a roman numeral in parentheses indic... |
sciq | sciq_01_11606 | What consists of a nitrogen atom bonded to some combination of carbons and hydrogens? | [
"an alkali",
"a chloride",
"an amine",
"a metalloid"
] | C | An amine consists of a nitrogen atom bonded to some combination of carbons and hydrogens. |
sciq | sciq_01_02232 | What are the smallest type of blood vessel? | [
"spider veins",
"varicose veins",
"capillaries",
"arteries"
] | C | Further away from the heart, the aorta branches into smaller arteries, which eventually branch into capillaries. Capillaries are the smallest type of blood vessel; they connect very small arteries and veins. Gases and other substances are exchanged between cells and the blood across the very thin walls of capillaries. |
medmcqa | medmcqa_05_01244 | Mad cow disease is due to - | [
"Slow virus",
"Mycoplasma",
"Bacteria",
"F ungus"
] | A | slow virus groupB causes mad cow disease REF:ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.557 |
medmcqa | medmcqa_05_04835 | Action of i. v. thiopentone is terminated by - | [
"Rapidly renal excretion",
"Oxidation",
"Redistribution",
"Conjugation"
] | C | Ans. is 'c' i.e., Redistribution {Ref: K D Tripathi 7th/e p. 400]o Three proceeses are involved in the termination of action of barbiturates: the relative importance of each varies with the compound.i) Redistribution: it is important in the case of highly lipid soluble thiopentone. After iv injection the action of thio... |
medmcqa | medmcqa_05_03440 | Characteristic feature of PDA murmur? | [
"Prominent in left 2nd intercostal space",
"Prominent in left infraclavicular space",
"Loudest at the time of S2",
"Associated with thrill"
] | C | Ans. c (Loudest at the time of S2) (Ref. Harrison 18th/ ch. 236)In most adults with PDA, pulmonary pressures are normal and a gradient and shunt from aorta to pulmonary artery persist throughout the cardiac cycle, resulting in a characteristic thrill and a continuous "machinery" murmur with late systolic accentuation a... |
sciq | sciq_01_00469 | An action potential that starts at the axon hillock moves along the axon only toward what? | [
"the synaptic terminals",
"ionic pathways",
"nerve endings",
"polar synapses"
] | A | |
medmcqa | medmcqa_05_03247 | Low grade squamous Intraepithelial leison of cervix in Bethseda system includes : | [
"CIN 1",
"CIN 2",
"CIN 3",
"Squamous metaplasia"
] | A | Dysplasias are graded as: 1. Mild dysplasia (CIN-I). The undifferentiated cells are confined to the lower one-third of the epithelium. The cells are more differentiated towards the surface. Mild dysplasia due to infection is often seen in young women indulging in sexual activity. CIN-I is lately described as low grade ... |
math_qa | mathqa_03_03322 | 80 % of 5 / 8 = | [
"0.2",
"0.5",
"0.6",
"0.75"
] | B | "should be simple . 0.8 * 5 / 8 = 4 / 8 = 1 / 2 = 0.5 correct option : b" |
sciq | sciq_01_03346 | Which other planet in the solar system is the easiest to observe from earth? | [
"Jupiter",
"Pluto",
"Mercury",
"mars"
] | D | Mars is the easiest planet to observe. As a result, it has been studied more than any other planet besides Earth. People can stand on Earth and observe the planet through a telescope. We have also sent many space probes to Mars. In April 2011, there were three scientific satellites in orbit around Mars. The rover, Oppo... |
medmcqa | medmcqa_05_02977 | Which carpal bone appears at 2 months of age? | [
"Capitate",
"Pisiform",
"Lunate",
"Trapezoid"
] | A | Ref.nelson textbook of pediatrics 20th edition page 68 |
medmcqa | medmcqa_05_04169 | Onion peeling of renal vessels is seen in | [
"Malignant Hypertension",
"SLE",
"Diabetic nephropathy",
"Renal artery stenosis"
] | A | In cases of malignant Hypertension, Concentric hyperplasia of smooth muscles will give rise to onion peel appearance. |
ARC-Easy | arc_04_00874 | A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot? | [
"combustion",
"convection",
"radiation",
"conduction"
] | D | null |
medmcqa | medmcqa_05_01846 | Anesthesia of choice for induction in day care surgery is? | [
"Propofol",
"Ketamine",
"Halothane",
"Pancuronium"
] | A | ANSWER: (A) PropofolREF: Morgan's anesthesia 3rd ed, p. 173, 884Day care/OPD anesthesiaInduction agent of choice: PropofolMuscle relaxant: Mivacurium, succhinylcholineInhalation agents: sevoflurane, desfluraneTIVA (total Intravenous anesthesia): Propofol, remi/al/sufentanilSwitch technique:Induction by propofol, mainta... |
math_qa | mathqa_03_03987 | if 40 honey bees make 40 grams of honey in 40 days , then 1 honey bee will make 1 gram of honey in how many days ? | [
"1",
"3.5",
"40",
"49"
] | C | "explanation : let the required number days be x . less honey bees , more days ( indirect proportion ) less honey , less days ( direct proportion ) honey bees 1 : 40 : : 40 : x honey 40 : 1 = > 1 x 40 x x = 40 x 1 x 40 = > x = 40 . answer : c" |
sciq | sciq_01_01285 | Name the law that determines as to which rock layers are younger or older than others. | [
"law of superposition",
"law of gravity",
"geologic theory",
"law of apposition"
] | A | In this lesson, you read how scientists determine the relative ages of sedimentary rock layers. The law of superposition determines which rock layers are younger or older than others. |
math_qa | mathqa_03_01539 | the perimeter of a triangle is 20 cm and the inradius of the triangle is 2.5 cm . what is the area of the triangle ? | [
"28 cm 2",
"27 cm 2",
"29 cm 2",
"25 cm 2"
] | D | "area of a triangle = r * s where r is the inradius and s is the semi perimeter of the triangle . area of triangle = 2.5 * 20 / 2 = 25 cm 2 answer : d" |
openbookqa | obqa_02_04071 | A coal miner would is most likely to get | [
"wet",
"dirty",
"sunburned",
"windburned"
] | B | coal mine is a source of coal under the ground |
sciq | sciq_01_06087 | During the early paleozoic, the amount of carbon dioxide in the atmosphere compared to today was? | [
"much greater",
"none",
"the same",
"much lower"
] | A | During the early Paleozoic, the amount of carbon dioxide in the atmosphere was much greater than it is today. This may have begun to change later, as land plants became more common. As the roots of land plants began to infiltrate rock and soil began to form, carbon dioxide was drawn out of the atmosphere and became tra... |
sciq | sciq_01_11633 | What type of diseases do antibiotics not affect? | [
"autoimmune diseases",
"cancer",
"animal stings",
"viruses"
] | D | Viruses are not affected by antibiotics. Several viral diseases can be treated with antiviral drugs or prevented with vaccines. |
medmcqa | medmcqa_05_02696 | Which of the following is not an integral protein | [
"Pump",
"Insulin Receptor",
"G-Protein coupled receptors",
"Enzyme receptors"
] | D | Ref:Ganong's Review of Medical physiology 26th edition Pgno: 35 Enzyme receptor is a peripheral protein Peripheral proteins are either inside or outside of the membrane Proteins in the Plasma membrane Integral Proteins Peripheral Proteins Are Transmembrane proteins i.e., They span the thickness of the membrane Are pres... |
ARC-Challenge | arc_04_02369 | Which change will occur in the wire of an electrical circuit that is working properly? | [
"The wire will become warmer.",
"The wire will lose some of its mass.",
"The wire will form an electric field.",
"The wire will develop a new crystal structure."
] | A | null |
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