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 ⌀ |
|---|---|---|---|---|---|
sciq | sciq_01_03580 | What is the microtubule-organizing center found near the nuclei of animal cells? | [
"lysosome",
"entrosome",
"spliceosome",
"centrosome"
] | D | Animal Cells versus Plant Cells At this point, you know that each eukaryotic cell has a plasma membrane, cytoplasm, a nucleus, ribosomes, mitochondria, peroxisomes, and in some, vacuoles, but there are some striking differences between animal and plant cells. While both animal and plant cells have microtubule organizin... |
sciq | sciq_01_06799 | What precious resource allows us to grow food as well as materials we turn into clothing and medicine? | [
"gasoline",
"soil",
"petroleum",
"mercury"
] | B | Soil is a precious resource. It allows us to grow food and the materials we use to make everything from the shirt you have on to the medicine you took this morning. Soil is made up of small pieces of rock that have broken down over hundreds, if not thousands, of years. Soil is also partly made up of the remains of plan... |
sciq | sciq_01_08042 | How many amino acids are arranged like "beads on a string" to form proteins? | [
"25",
"20",
"15",
"35"
] | B | Proteins are nutrients made up of smaller molecules called amino acids . Recall that there are 20 different amino acids arranged like "beads on a string" to form proteins. These amino acid chains then fold up into a three-dimensional molecule, giving the protein a specific function. Proteins have several important role... |
math_qa | mathqa_03_00083 | a 60 cm long wire is to be cut into two pieces so that one piece will be 2 / 5 th of the other , how many centimeters will the shorter piece be ? | [
"a",
"b",
"c",
"d"
] | D | "explanation : 1 : 2 / 5 = 5 : 2 2 / 7 * 60 = 20 answer : option d" |
sciq | sciq_01_07846 | Extrusive igneous rocks are also called what? | [
"magma minerals",
"volcanic rocks",
"agates",
"metamorphic"
] | B | Extrusive igneous rocks form above the surface. The lava cools quickly as it pours out onto the surface ( Figure below ). Extrusive igneous rocks cool much more rapidly than intrusive rocks. The rapid cooling time does not allow time for large crystals to form. So igneous extrusive rocks have smaller crystals than igne... |
math_qa | mathqa_03_01147 | the length of the bridge , which a train 250 metres long and travelling at 72 km / hr can cross in 30 seconds , is : | [
"200 m",
"225 m",
"245 m",
"350 m"
] | D | "speed = [ 72 x 5 / 18 ] m / sec = 20 m / sec time = 30 sec let the length of bridge be x metres . then , ( 250 + x ) / 30 = 20 = > 250 + x = 600 = > x = 350 m . answer : d" |
medmcqa | medmcqa_05_04059 | Which of the following is not seen in subacute thyroiditis? | [
"Raised T4 levels",
"Raised ESR",
"Pain",
"High Radio iodine uptake"
] | D | The patient usually presents with a painful and enlarged thyroid, sometimes accompanied by fever. There may be features of thyrotoxicosis or hypothyroidism, depending on the phase of the illness. The patient characteristically evolves through three distinct phases over about 6 months: Thyrotoxic phase, Hypothyroid phas... |
openbookqa | obqa_02_02573 | When a plant is water the liquid goes from the soil area to where it is needed using what system? | [
"xylem",
"flowering pistols",
"sprinkler",
"leaves"
] | A | xylem carries water from the roots of a plant to the leaves of a plant |
openbookqa | obqa_02_04472 | Above your head, the daylight sky is gloomy and dark, despite the hour of day. The wisest thing to bring with you on this summer afternoon is | [
"a bikini",
"a picnic lunch",
"garden shears",
"an umbrella"
] | D | grey clouds are a source of precipitation |
openbookqa | obqa_02_00736 | When the availability of food sources increase in an environment, what will also increase? | [
"Trash",
"Bodies of Water",
"Animals/Plants",
"Air"
] | C | as the number of sources of food increase in an environment , the population of the organisms will increase in that environment |
sciq | sciq_01_10536 | In the stomach, which material's arrival triggers churning and the release of gastric juices? | [
"acid",
"hair",
"bile",
"food"
] | D | |
openbookqa | obqa_02_04414 | People often tear | [
"rain",
"evaporation",
"voltage",
"private documents"
] | D | tearing means changing a whole into pieces |
sciq | sciq_01_11033 | What significant part of the cell do prokaryotic cells lack? | [
"a cell wall",
"mitochondrial dna",
"a nucleus",
"a ribosome"
] | C | Prokaryotic cells are cells that lack a nucleus. The DNA in prokaryotic cells is in the cytoplasm, rather than enclosed within a nuclear membrane. All the organisms in the Bacteria and Archaea Domains have prokaryotic cells. No other organisms have this type of cell. Organisms with prokaryotic cells are called prokaryo... |
openbookqa | obqa_02_02442 | Which of these are required in addition to a toaster to make toast? | [
"carpet",
"power plant",
"television",
"satellite"
] | B | a toaster converts electrical energy into heat energy for toasting |
ARC-Easy | arc_04_01136 | Fossils of clam shells were found in the Appalachian Mountains. Which of these statements best explains why the clam shells were found in the Appalachian Mountains? | [
"The mountain range was once under water.",
"Birds flying overhead dropped the clam shells.",
"Animals released the clam shells in their waste.",
"The clams lived on land before moving to water."
] | A | null |
sciq | sciq_01_11131 | In what do a roundworm's eggs pass from host to the environment? | [
"feces",
"mouth",
"skin",
"arms"
] | A | Some parasites live on the surface of their host. Others live inside their host. They may enter the host through a break in the skin or in food or water. For example, roundworms are parasites of mammals, including humans, cats, and dogs (see Figure below ). The worms produce huge numbers of eggs, which are passed in th... |
medmcqa | medmcqa_05_04603 | Class II exposure in animal bites includes the following - | [
"Scratches without oozing of blood",
"Licks on a fresh wound",
"Scratch with oozing ofg blood on palm",
"Bites from wild animals"
] | A | Class II exposure in animal bite include nibbling if uncoveted skin minor scratches or abrasions without bleeding REF:<\p> MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.536 table -57.1 |
sciq | sciq_01_01033 | What is the process of the fusion of a sperm and an egg called? | [
"Sperm",
"stimulation",
"embryo",
"fertilization"
] | D | Fertilization The fusion of a sperm and an egg is a process called fertilization. This can occur either inside ( internal fertilization) or outside ( external fertilization) the body of the female. Humans provide an example of the former, whereas frog reproduction is an example of the latter. |
sciq | sciq_01_11404 | In the cardiovascular system, net filtration pressure represents the interaction of osmotic pressures and what other pressures? | [
"uptake",
"hydrophilic",
"homeostatic",
"hydrostatic"
] | D | Interaction of Hydrostatic and Osmotic Pressures The normal unit used to express pressures within the cardiovascular system is millimeters of mercury (mm Hg). When blood leaving an arteriole first enters a capillary bed, the CHP is quite high—about 35 mm Hg. Gradually, this initial CHP declines as the blood moves throu... |
sciq | sciq_01_06629 | The lighter photic zone and darker aphotic zone are determined by what? | [
"water depth",
"water shape",
"water density",
"water reflection"
] | A | Two main zones based on depth of water are the photic zone and aphotic zone. The photic zone is the top 200 meters of water. The aphotic zone is water deeper than 200 meters. The deeper you go, the darker the water gets. That’s because sunlight cannot penetrate very far under water. Sunlight is needed for photosynthesi... |
ARC-Easy | arc_04_00883 | What is the main source of energy for the water cycle? | [
"electricity",
"erosion",
"gravity",
"sunlight"
] | D | null |
sciq | sciq_01_04370 | Mass can be destroyed to release what? | [
"velocity",
"mass",
"energy",
"acceleration"
] | C | Mass can be destroyed to release energy. • We do not ordinarily notice the increase or decrease in mass of an object because the change in mass is so small for a large increase in energy. • The relativistic work-energy theorem is W net = E − E 0 = γmc 2 − mc 2 = ⎛⎝γ − 1⎞⎠mc 2 . • Relativistically,. |
medmcqa | medmcqa_05_00235 | A patient presented to emergency depament with sudden onset of fever, headache, retro orbital pain, and back pain. Dengue was suspected. Which is the most sensitive diagnostic test for dengue? | [
"IgM ELISA",
"CFT",
"Tissue culture",
"Electron microscopy"
] | A | After an incubation period of 2-7 days, the typical patient experiences the sudden onset of fever, headache, retro orbital pain, and back pain along with the severe myalgia that gave rise to the colloquial designation "break-bone fever." Laboratory findings include leukopenia, thrombocytopenia, and, in many cases, seru... |
sciq | sciq_01_06837 | What determines your hair color trait? | [
"Heredity",
"genes",
"chromosomes",
"cells"
] | B | There are variations in the traits of a population. For example, there are lots of variations in the color of human hair. Hair can be blonde, brown, black, or even red. Hair color is a trait determined by genes. |
openbookqa | obqa_02_02150 | One day a zebra dies. Zero baby zebras were born in the herd on that day. | [
"the zebras traveled a hundred miles that day",
"a new life was created",
"the population went down",
"the population of the herd increased"
] | C | if an organism dies then the population of that organism will decrease |
sciq | sciq_01_00034 | All living things need air and this to survive? | [
"ecosystem",
"water",
"stimuli",
"habitat"
] | B | |
sciq | sciq_01_03512 | Where is chlorine gas produced? | [
"in the nucleus",
"carbon cycle",
"epidermis",
"at the anode"
] | D | It may be logical to assume that the electrolysis of aqueous sodium chloride, called brine , would yield the same result through the same reactions as the process in molten NaCl. However, the reduction reaction that occurs at the cathode does not produce sodium metal because the water is reduced instead. This is becaus... |
medmcqa | medmcqa_05_03228 | Which of the following used as skin antiseptic? | [
"Cidex",
"Cresol",
"Chlorhexidine",
"Lysol"
] | C | Option 1 Glutaraldehyde is less toxic, less irritant and less corrosive, hence is best used to sterilize endoscopes and cystoscopes: It is used as 2% concentration (2% cidex) for 20 min. Option 2, 4 Phenolics as disinfectants: Cresol, xylenol, Lysol and oho-phenylphenol are used as disinfectants in laboratories and hos... |
sciq | sciq_01_10957 | What is defined as a phasic change in muscle tone? | [
"elasticity",
"gastrointestinal",
"susceptibility",
"spasticity"
] | D | Muscle Tone Skeletal muscles are rarely completely relaxed, or flaccid. Even if a muscle is not producing movement, it is contracted a small amount to maintain its contractile proteins and produce muscle tone. The tension produced by muscle tone allows muscles to continually stabilize joints and maintain posture. Muscl... |
medmcqa | medmcqa_05_04107 | Which of the following dietary interventions has shown to reduces moality in patients with coronary hea disease.- | [
"High Fibre diet",
"Steral Esters",
"Potassium supplements",
"Omega 3 polysaturated fatty acids"
] | D | Answer is D (Omega 3 Polyunsaturated Fatty Acids) Consumption of Omega 3 PUFA is associated witlt reduced total moality and sudden cardiac death in patients with ischemic hea disease A number of studies have repoed that consumption of Omega 3 fatty acids confers protection from ischaemic hea disease and that this relat... |
sciq | sciq_01_02384 | The light-sensing cells in the retina are called rods and what else? | [
"stents",
"cones",
"sensor cells",
"light cells"
] | B | The back of the eye is covered by a thin layer called the retina. This is where the image of the object normally forms. The retina consists of special light-sensing cells called rods and cones. Rods sense dim light. Cones sense different colors of light. |
openbookqa | obqa_02_00032 | Which animal gives birth to live young? | [
"Shark",
"Turtle",
"Giraffe",
"Spider"
] | C | mammals give birth to live young |
math_qa | mathqa_03_04435 | on a race track a maximum of 5 horses can race together at a time . there are a total of 25 horses . there is no way of timing the races . what is the minimum number t of races we need to conduct to get the top 3 fastest horses ? | [
"5",
"7",
"8",
"10"
] | B | "t = 7 is the correct answer . good solution buneul . b" |
sciq | sciq_01_07484 | Which is the lightest of the widely used structural metals? | [
"calcium",
"magnesium",
"Metal",
"potassium"
] | B | low, the two metals with the highest ionization energies (beryllium and magnesium) do form compounds that exhibit some covalent characters. Like the alkali metals, the heavier alkaline earth metals impart color to a flame. As in the case of the alkali metals, this is part of the emission spectrum of these elements. Cal... |
openbookqa | obqa_02_02853 | If a cow eats only plants, it will avoid eating | [
"hay",
"roots",
"thistles",
"venison"
] | D | herbivores only eat plants |
sciq | sciq_01_07507 | What type of plants were the first to evolve? | [
"cocklebur",
"vascular",
"kilocalorie",
"nonvascular"
] | D | Nonvascular plants were the first plants to evolve. Compared to other plants, their small size and lack of specialized structures, such as vascular tissue, stems, leaves, or flowers, explains why these plants evolved first. The first nonvascular plants to evolve were the liverworts. The hornworts evolved somewhat later... |
sciq | sciq_01_00854 | What is it called when one or more ending digits are dropped to get the correct number of significant figures? | [
"basing",
"scientific notation",
"turning",
"rounding"
] | D | Rounding is done when one or more ending digits are dropped to get the correct number of significant figures. Simple rules state when to round up and when to round down. |
math_qa | mathqa_03_03510 | if 20 % of a is the same as 25 % of b , then a : b is : | [
"3 : 4",
"4 : 3",
"5 : 4",
"6 : 7"
] | C | "expl : 20 % of a i = 25 % of b = 20 a / 100 = 25 b / 100 = 5 / 4 = 5 : 4 answer : c" |
math_qa | mathqa_03_01995 | two trains of equal length are running on parallel lines in the same directions at 46 km / hr . and 36 km / hr . the faster trains pass the slower train in 36 seconds . the length of each train is : | [
"82 m",
"50 m",
"72 m",
"80 m"
] | B | "explanation : the relative speed of train is 46 - 36 = 10 km / hr = ( 10 x 5 ) / 18 = 25 / 9 m / s 10 × 518 = 259 m / s in 36 secs the total distance travelled is 36 x 25 / 9 = 100 m . therefore the length of each train is = 100 / 2 = 50 m . answer b" |
sciq | sciq_01_01840 | The process in which a sperm unites with an egg is called? | [
"infection",
"migration",
"fertilization",
"absorption"
] | C | This image depicts a true wonder of nature. This tiny human sperm is penetrating a much larger egg. These two cells will unite to become a brand new human being. The process in which they unite is called fertilization. |
ARC-Easy | arc_04_01328 | Which scale is used to report the intensity of an earthquake? | [
"Saffir-Simpson Scale",
"Modified Mercalli Scale",
"Richter Magnitude Scale",
"Moment Magnitude Scale"
] | B | null |
math_qa | mathqa_03_04410 | find the value of x from the below equation ? : 3 x ^ 2 - 5 x + 2 = 0 | [
"2 / 3",
"- 1",
"0",
"- 2 / 3"
] | A | "a = 3 , b = - 5 , c = 2 x 1,2 = ( 5 â ± â ˆ š ( ( - 5 ) ^ 2 - 4 ã — 3 ã — 2 ) ) / ( 2 ã — 3 ) = ( 5 â ± â ˆ š ( 25 - 24 ) ) / 6 = ( 5 â ± 1 ) / 6 x 1 = ( 5 + 1 ) / 6 = 6 / 6 = 1 x 2 = ( 5 - 1 ) / 6 = 4 / 6 = 2 / 3 a" |
sciq | sciq_01_09650 | What kind of tissue consists of trabeculae and forms the inner layer of all bones? | [
"spongy bone tissue",
"flotsam bone tissue",
"denser bone tissue",
"corregated bone tissue"
] | A | Chapter 38 1 Figure 38.19B 3 Figure 38.38 In the presence of Sarin, acetycholine is not removed from the synapse, resulting in continuous stimulation of the muscle plasma membrane. At first, muscle activity is intense and uncontrolled, but the ion gradients dissipate, so electrical signals in the T-tubules are no longe... |
ARC-Easy | arc_04_01488 | Pollen is necessary for a flowering plant to | [
"grow.",
"blossom.",
"germinate.",
"reproduce."
] | D | null |
math_qa | mathqa_03_02620 | a shoe merchant has declared a 10 % rebate in prices . how much rebate would one get if he purchases 5 pairs of shoes at rs . 28 each ? | [
"11",
"12",
"13",
"14"
] | D | explanation : 5 shirts * rs . 28 = rs . 140 rebate = 10 % * 140 = 14 correct option : d |
sciq | sciq_01_01574 | The central vacuole maintains turgor pressure against what? | [
"the cell multiplication",
"the cell addition",
"the cell wall",
"the cell move"
] | C | The central vacuole maintains turgor pressure against the cell wall. |
openbookqa | obqa_02_04849 | Paper suitable for recycling is often used to produce | [
"aluminum cans",
"plastic bottles",
"cellulose nanofibers",
"glass bottles"
] | C | paper is recyclable |
medmcqa | medmcqa_05_01754 | Necrosis of cells is due to : | [
"Ca2+ efflux cell",
"Fat deposition in cells.",
"Water imbibition in cells.",
"Enzymatic digestion."
] | D | • Necrosis: It refers to morphological changes that follow cell death in living tissues.
• These morphological changes are the result of 2 concurrent processes.
1. Enzymatic digestion.
2. Denaturation of proteins.
• The enzymes used in the process are derived from 2 sources:
1. From the lysosomes of the dead cells them... |
sciq | sciq_01_09430 | What describes how much matter is in a certain amount of space? | [
"volume",
"density",
"viscosity",
"mass"
] | B | Density describes how much matter is in a certain amount of space. Substances that have more matter packed into a given space have higher densities. The water in a drinking glass has the same density as the water in a bathtub or swimming pool. All substances have characteristic densities, which does not depend on how m... |
medmcqa | medmcqa_05_03931 | The highest concentration of cystine can be found in? | [
"Melanin",
"Chondroitin sulfate",
"Myosin",
"Keratin"
] | D | Keratins are a type of intermediate filament that comprises a large poion of many epithelial cells. The characteristics of skin, nails, and hair are all due to keratins. Keratins contain a large amount of the disulfide amino acid cystine. Approximately 14% of the protein composing human hair is cystine. This is the che... |
sciq | sciq_01_00154 | What is the rigid layer that is found outside the cell membrane and surrounds the cell? | [
"cell barrier",
"cell root",
"cell wall",
"cell shield"
] | C | A cell wall is a rigid layer that is found outside the cell membrane and surrounds the cell. The cell wall contains not only cellulose and protein, but other polysaccharides as well. In fact, two other classes of polysaccharides, hemicelluloses and pectic polysaccharides, can comprise 30% of the dry mass of the cell wa... |
medmcqa | medmcqa_05_01577 | Denver shunt is used in | [
"Ascites",
"Dialysis",
"Raised ICT",
"Raised IOP"
] | A | Denver shunt It is used for the relief of ascites due to chronic liver disease To prevent high occlusion rates as seen in Le-Veen shunt, a fuher development was the inseion of a chamber placed over the costak margin to allow digital pressure and evacuation of any debris within the peritoneovenous shunt Ref: Textbook of... |
ARC-Easy | arc_04_00088 | Roger poured water over a pile of sand. Some of the sand washed away. This process is similar to which of the following? | [
"The eruption of a volcano",
"The erosion of the walls of a canyon",
"The uplifting of mountain ranges",
"The forming of dunes or mounds in a desert"
] | B | null |
math_qa | mathqa_03_03406 | how long does a train 165 meters long running at the rate of 36 kmph take to cross a bridge 660 meters in length ? | [
"33",
"72",
"55",
"82.5"
] | D | "explanation : t = ( 660 + 165 ) / 36 * 18 / 5 t = 82.5 answer : option d" |
medmcqa | medmcqa_05_04589 | Macula involvement is common in - | [
"Toxoplasma",
"Malaria",
"CMV",
"Syphilis"
] | A | Decreased visual acuity may occur as a result of macular involvement or severe vitreous inflammation. ... An active toxoplasmic retinochoroiditis is whitish and moderately exudative with ill-defined borders and involves the macula in a majority of patients. |
sciq | sciq_01_02087 | From observations as simple as blowing up a balloon, it is clear that increasing the amount of gas increases what else? | [
"the volume",
"the shift",
"area",
"every volume"
] | A | The combined gas law, , is true for a particular sample of gas. If any gas is added or allowed to leak out, however, the relationship is lost. In order to get a relationship that is true for any sample of gas, it is necessary to incorporate a term for the amount of gas. From observations as simple as blowing up a ballo... |
sciq | sciq_01_09364 | What is the movement of substances across the membrane without the expenditure of cellular energy called? | [
"immune transport",
"passive transport",
"active transport",
"inner cell transport"
] | B | membrane are nonpolar). Some examples of these are other lipids, oxygen and carbon dioxide gases, and alcohol. However, water-soluble materials—like glucose, amino acids, and electrolytes—need some assistance to cross the membrane because they are repelled by the hydrophobic tails of the phospholipid bilayer. All subst... |
sciq | sciq_01_09669 | Where are unsaturated fatty acids commonly found? | [
"fish",
"oil",
"butter",
"animal products"
] | B | Unsaturated fatty acids have at least one double bond between carbon atoms. As a result, some carbon atoms are not bonded to as many hydrogen atoms as possible. They are unsaturated with hydrogens. Unsaturated fatty acids are found in oils. |
openbookqa | obqa_02_02099 | The earth makes its way around the sun. Because of the constant rotation, the appearance of these is unlikely to be regular. | [
"the moon",
"the oceans",
"celestial bodies",
"the sun"
] | C | the Earth revolving around the sun causes stars to appear in different areas in the sky at different times of year |
sciq | sciq_01_09352 | Nonvascular plants lack vascular tissue and what? | [
"seeds",
"cytoplasm",
"cells",
"chlorophyll"
] | A | Nonvascular plants lack seeds and vascular tissue. |
medmcqa | medmcqa_05_03314 | IP3/DAG pathway is activated by which of the following? | [
"Protein kinase A",
"Protein kinase C",
"Phospholipase C",
"Phospholipase A"
] | C | ANSWER: (C) Phospholipase CREF: Guyton s physiology 12th edition page 890, KDT 6th edition page no 46See APPENDIX- 84 below "ENDOCRINE GLANDS, HORMONES, AND THEIR FUNCTIONS AND STRUCTURE"Phospholipase C catalyzes the breakdown of some phospholipids in the cell membrane, especially phosphatidylinositol biphosphate (PIP2... |
medmcqa | medmcqa_05_01101 | Not a branch of cervical part of Facial artery: | [
"Ascending palatine artery",
"Tonsillar artery",
"Submental artery",
"Muscular artery"
] | D | The cervical part of the facial artery runs upwards on the superior constrictor of pharynx deep to the posterior belly of the digastric, with the stylohyoid and to the ramus of the mandible.
The cervical part of the facial artery gives off the ascending palatine, tonsillar, submental, and glandular branches for the s... |
sciq | sciq_01_00718 | Glass breaking is an example of what type of change that doesn't affect the makeup of matter? | [
"reversible",
"physical",
"thermal",
"chemical"
] | B | Physical changes are changes in the physical properties of matter but not in the makeup of matter. An example of a physical change is glass breaking. |
openbookqa | obqa_02_03455 | If a person enjoys star gazing the best place to live is | [
"beside a streetlight",
"the countryside",
"the big city",
"beside a skyscraper"
] | B | as light pollution increases , seeing the stars will be harder |
sciq | sciq_01_03118 | What is the production of offspring without gamete fusion called? | [
"ideal reproduction",
"asexual reproduction",
"organic reproduction",
"sexual reproduction"
] | B | |
sciq | sciq_01_04599 | Chloroplasts, leucoplasts and chromoplasts are found in what type of cells? | [
"plant cells",
"man-made cells",
"nitrogen cells",
"animal cells"
] | A | A third difference between plant and animal cells is that plants have several kinds of organelles called plastids . And there are several different kinds of plastids in plant cells. For example, Chloroplasts are needed for photosynthesis, leucoplasts can store starch or oil, and brightly colored chromoplasts give some ... |
math_qa | mathqa_03_04260 | the marks obtained by polly and sandy are in the ratio 5 : 6 and those obtained by sandy and willy are in the ratio of 9 : 7 . the marks obtained by polly and willy are in the ratio of . . . ? | [
"9 : 8",
"11 : 10",
"13 : 12",
"15 : 14"
] | D | polly : sandy = 5 : 6 = 15 : 18 sandy : willy = 9 : 7 = 18 : 14 polly : sandy : willy = 15 : 18 : 14 polly : willy = 15 : 14 the answer is d . |
sciq | sciq_01_02397 | Violet and red are two types of what kind of light? | [
"ultraviolet",
"visible",
"infrared",
"radioactive"
] | B | Figure 8.12 The colors of visible light do not carry the same amount of energy. Violet has the shortest wavelength and therefore carries the most energy, whereas red has the longest wavelength and carries the least amount of energy. (credit: modification of work by NASA). |
sciq | sciq_01_10011 | During summer in the northern hemisphere, the north pole is tilted toward what? | [
"moon",
"the north star",
"horizon",
"sun"
] | D | During summer in the Northern Hemisphere, the North Pole is tilted toward the Sun. The Sun's rays strike the Northern Hemisphere more directly ( Figure below ). The region gets a lot of sunlight. Summer solstice is June 21 or 22. At that time, the Sun's rays hit directly at the Tropic of Cancer (23.5°N). This is the fa... |
math_qa | mathqa_03_01294 | if 6 x ^ 2 + x - 12 = ( ax + b ) ( cx + d ) , then | a | + | b | + | c | + | d | | [
"10",
"12",
"15",
"18"
] | B | this is the hard one , definitely a 700 + level question . we need numbers a , b , c , and d such that 6 x ^ 2 + x - 12 = ( ax + b ) ( cx + d ) this means that ac = 6 , bd = – 12 , and ad + bc = 1 . the a & c pair could be ( 1 , 6 ) or ( 2 , 3 ) , in some order . the absolute values of the b & d pair could be ( 1 , 12 ... |
math_qa | mathqa_03_04761 | 8 machines , each working at the same constant rate , together can complete a certain job in 24 days . how many additional machines , each working at the same constant rate , will be needed to complete the job in 16 days ? | [
"2",
"3",
"4",
"6"
] | C | "another solution which is faster is since each machine works at a constant rate . the time needs to bought down from 24 to 16 . so the new time is 2 / 3 of the original time . thus to achieve this we need the rate to be 3 / 2 of original . so 3 / 2 * 8 = 12 so we need 12 - 8 = 4 more machines . answer : c" |
medmcqa | medmcqa_05_02045 | A child with pellagra like symptoms,amino acids in urine,family history of two siblings normal and two affected.Parents are normal.What is the diagnosis? | [
"PKU",
"Alkaptonuria",
"MSUD",
"Hanups disease"
] | D | Hanup's disease : disease is caused by a mutation(six mutations in SLC6A19) of the gene that controls the processes of amino acid absorption and reabsorption. Symptoms: * sensitivity to light * anxiety * rapid mood swings * hallucinations * delusions * intention tremor * speech difficulties * abnormalities in muscle to... |
medmcqa | medmcqa_05_01083 | Which virus is implicated in Burkits lymphoma? | [
"EBV",
"HTLV",
"HPV",
"HHV8"
] | A | (Refer: Robbins Pathologic Basis of Disease, 8thedition, pg no: 314, 607)
Burkitt’s lymphoma
There are three clinical types:
African (endemic) Burkitt lymphoma.
Sporadic (nonendemic) Burkitt lymphoma.
Aggressive lymphomas associated with HIV.
These 3 types are histologically identical.
Immunophenotype
These are tum... |
openbookqa | obqa_02_04125 | Sarah has one piece of wood that is smooth and polished and another that is rough and unfinished. Which of the following is true? | [
"both pieces of wood will create the same amount of friction",
"the unfinished wood will generate more heat than the other while rubbed over the floor",
"the rough wood will more easily move when rubbed over the tile than the finished wood.",
"the finished wood will generate more heat when it is rubbed back a... | B | as the roughness of something increases , the friction of that something will increase when its surface moves against another surface |
sciq | sciq_01_08261 | Many carbohydrates can enter glycolysis, most often after conversion to what? | [
"sucrose",
"insulin",
"glucose",
"fructose"
] | C | |
sciq | sciq_01_06366 | The smallest and lightest alcohols (methanol, ethanol, propanol) are completely soluble in? | [
"oil",
"argon",
"gasoline",
"water"
] | D | The smallest and lightest alcohols (methanol, ethanol, propanol) are completely soluble in water in all proportions. In a solution, the hydroxyl groups of alcohol molecules and the water molecules form hydrogen bonds with each other, resulting in complete miscibility. However, as the length of the carbon chain increase... |
sciq | sciq_01_00457 | What are the primary producers in terrestrial biomes? | [
"animals",
"gases",
"soil",
"plants"
] | D | Plants are the primary producers in terrestrial biomes. They make food for themselves and other organisms by photosynthesis. The major plants in a given biome, in turn, help determine the types of animals and other organisms that can live there. |
openbookqa | obqa_02_03886 | A place without a sand bar is indicative of which of these characteristics? | [
"a flow of sedimentation to settle",
"a stacking of silty sediments",
"a downstream movement without sediments",
"a rapid movement of sediments for downward deposit"
] | C | a sandbar is formed by water moving sediment downstream |
openbookqa | obqa_02_01561 | A person has a glass of water and a friend pranks them by making their water taste different. They prankster added | [
"ice",
"water",
"soda",
"air"
] | C | dissolving a substance in water causes the water to taste like that substance |
openbookqa | obqa_02_04381 | With the decrease in size of Antarctica Fiji will soon be | [
"gone",
"better for fishing",
"richer",
"colder"
] | A | as the level of water rises , the amount of available land will decrease |
medmcqa | medmcqa_05_01720 | During 3rd day to 2nd week of starvation, brain depends on which of the following substance as fuel: | [
"Ketone bodies",
"Glucose",
"Fatty acid",
"Amino Acid"
] | A | For brain, Glucose is the main/preferred fuel during Fed as well Fasting state whereas during Starvation, Brain depends upon Ketone Bodies as the fuel. So, answer is A - Ketone bodies. ADDITIONAL EDGE: Fed state: When we eat food (Within 2 hours of food intake is called Fed state) Fasting state: In between meals, when ... |
sciq | sciq_01_03998 | What term is defined as the area where a species lives and to which it has become adapted? | [
"habitat",
"range",
"farmland",
"nature"
] | A | The single biggest cause of the sixth mass extinction is habitat loss. A habitat is the area where a species lives and to which it has become adapted. When a habitat is disturbed or destroyed, it threatens all the species that live there with extinction. |
sciq | sciq_01_01614 | Along with dna, what is the other main type of nucleic acid? | [
"rna",
"nucleotides",
"protein",
"cytoplasm"
] | A | Nucleic acids are biochemical molecules that contain oxygen, nitrogen, and phosphorus in addition to carbon and hydrogen. There are two main types of nucleic acids. They are DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). |
openbookqa | obqa_02_01809 | Herbivores like to dine on | [
"gravel",
"other herbivores",
"crustaceans",
"chlorophyll"
] | D | cows only eat plants |
sciq | sciq_01_11663 | When the hemoglobin loses its oxygen, it changes to what color? | [
"light pink",
"grayish red",
"bluish red",
"purple red"
] | C | The structure of heme (Figure 19.29), the iron-containing complex in hemoglobin, is very similar to that in chlorophyll. In hemoglobin, the red heme complex is bonded to a large protein molecule (globin) by the attachment of the protein to the heme ligand. Oxygen molecules are transported by hemoglobin in the blood by ... |
sciq | sciq_01_08030 | Animals that live in groups with other members of their species are called what? | [
"common animals",
"energetic animals",
"social animals",
"present animals"
] | C | Why is animal communication important? Without it, animals would not be able to live together in groups. Animals that live in groups with other members of their species are called social animals . Social animals include many species of insects, birds, and mammals. Specific examples of social animals are ants, bees, cro... |
openbookqa | obqa_02_04925 | Over your head is dark though it is only afternoon on a summer's day. Lacking an eclipse of the sun, a viable reason for this darkness is | [
"the sky lacks clouds",
"the sun is shining",
"its about to storm",
"clouds are completely absent"
] | C | cloudy means the presence of clouds in the sky |
medmcqa | medmcqa_05_02428 | Investigation of choice in Thiamine deficiency is | [
"RBC-Thiamine levels",
"RBC - Transketolase levels",
"RBC - Glutathione reductase levels",
"WBC - Ascorbic acid levels"
] | B | Severe thiamine deficiency is associated with: Decreased RBC transketolase activity this is the earliest manifestation seen even before clinical disturbances Thiamin is a cofactor of Transketolase pyruvate, alpha-ketoglutarate and lactate level in blood increases in thiamine deficiency ref: DM Vasudevan 8th ed page 467 |
sciq | sciq_01_09083 | Glucose, fructose, and galactose are hexose sugars, which contain six atoms of what element? | [
"hydrogen",
"nitrogen",
"carbon",
"oxygen"
] | C | Monosaccharides A monosaccharide is a monomer of carbohydrates. Five monosaccharides are important in the body. Three of these are the hexose sugars, so called because they each contain six atoms of carbon. These are glucose, fructose, and galactose, shown in Figure 2.18a. The remaining monosaccharides are the two pent... |
openbookqa | obqa_02_04837 | What requires soil to grow? | [
"lakes",
"car engine",
"daffodils",
"cows"
] | C | a plant requires soil for to grow |
openbookqa | obqa_02_01733 | Birds could use their beaks to | [
"swim",
"run",
"tidy up",
"shop"
] | C | birds with beaks of different shapes eat different foods |
sciq | sciq_01_02765 | What connects the two hemispheres of the brain? | [
"corpus callosum",
"disruption callosum",
"holy callosum",
"The brain stem"
] | A | The Brain The brain is the part of the central nervous system that is contained in the cranial cavity of the skull. It includes the cerebral cortex, limbic system, basal ganglia, thalamus, hypothalamus, cerebellum, brainstem, and retinas. The outermost part of the brain is a thick piece of nervous system tissue called ... |
sciq | sciq_01_05479 | What occurs when a parent cell splits into two identical daughter cells of the same size? | [
"symbiotic fission",
"twin fission",
"binary fission",
"linear fission"
] | C | Binary fission occurs when a parent cell splits into two identical daughter cells of the same size. |
sciq | sciq_01_02868 | The bottom of the ocean is called what? | [
"Final zone",
"Demersal zone",
"Intertidal zone",
"the benthic zone"
] | D | The bottom of the ocean is called the benthic zone. It includes the sediments on the bottom of the ocean and the water just above it. Organisms living in this zone include clams and crabs. They may be few in number due to relatively scarce nutrients in this zone. |
sciq | sciq_01_07936 | What generally sets the direction that technology takes? | [
"problems of society",
"random chance",
"local weather",
"local animals"
] | A | The goal of technology is to solve people’s problems. Therefore, the problems of society generally set the direction that technology takes. Technology, in turn, affects society. It may make people’s lives easier or healthier. Two examples are described in Figure below . |
math_qa | mathqa_03_01022 | in a certain large company , the ratio of college graduates with a graduate degree to non - college graduates is 1 : 8 , and ratio of college graduates without a graduate degree to non - college graduates is 2 : 3 . if one picks a random college graduate at this large company , what is the probability t this college gr... | [
"1 / 11",
"1 / 12",
"1 / 13",
"3 / 19"
] | D | "in believe the answer is d . please see below for explanation . 0 ) we are told the following ratios cgd - college graduate with degree ncg - non college graduate cgn - college graduate no degree cgd ncg cgn 1 8 3 2 in order to make cgd and cgn comparable we need to find the least common multiple of 8 and 3 and that i... |
sciq | sciq_01_10533 | What are centrioles made from? | [
"short microtubules",
"carbon",
"short filaments",
"short particles"
] | A | Centrioles are made of short microtubules and are very important in cell division. |
math_qa | mathqa_03_02070 | a person travels equal distances with speeds of 3 km / hr , 6 km / hr , 9 km / hr . and takes a total time of 11 minutes . find the total distance ? | [
"1 km",
"500 mts",
"900 mts",
"2 km"
] | C | "let the each distance be x km total distance = 3 x then total time , ( x / 3 ) + ( x / 6 ) + ( x / 9 ) = 11 / 60 x = 0.3 total distance = 3 * 0.3 = 0.9 km = 900 meters correct option is c" |
sciq | sciq_01_01463 | A hair grows out of a follicle and passes through what before extending above the skin surface? | [
"callus",
"cartilage",
"epidermis",
"dermis"
] | C | Hair follicles are structures where hairs originate. Each hair grows out of a follicle, passes up through the epidermis, and extends above the skin surface. |
math_qa | mathqa_03_03201 | what is the number of integers from 1 to 1000 ( inclusive ) that are divisible by neither 11 nor by 34 ? | [
"884",
"890",
"892",
"910"
] | B | "normally , i would use the method used by bunuel . it ' s the most accurate . but if you are looking for a speedy solution , you can use another method which will sometimes give you an estimate . looking at the options ( most of them are spread out ) , i wont mind trying it . ( mind you , the method is accurate here s... |
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