id string | dataset string | question string | options list | answer string | explanation string |
|---|---|---|---|---|---|
aquarat_30178 | aquarat | <ctx>
##probable with event bb, and so the chance that the other child is also a boy is. bar - hillel & falk, however, suggest an alternative scenario. they imagine a culture in which boys are invariably chosen over girls as walking companions. in this case, the combinations of bb, bg and gb are assumed equally likely ... | [
"A)5",
"B)6",
"C)8",
"D)None of these"
] | A | 7 + 4 + 0 + 3 + 1 + 5 + 1 + x = 26
21 + x = 26
x = 5 patrons have none of these animals
A) |
aquarat_16098 | aquarat | <ctx>
in mathematics, the remainder is the amount " left over " after performing some computation. in arithmetic, the remainder is the integer " left over " after dividing one integer by another to produce an integer quotient ( integer division ). in algebra of polynomials, the remainder is the polynomial " left over "... | [
"A)0",
"B)1",
"C)2",
"D)4"
] | A | 14^2 has units digit 6
15^8 has units digit 5
Thus T=14^2*15^8 has units digit 0 and will be divisible by 5. The remainder will be zero
Answer: (A) |
medmcqa_8894 | medmcqa | <ctx>
##hose instability gravothermal instability radial - orbit instability various instabilities in cold rotating disks joint instabilities the most common residual disability after any sprain in the body is instability. mechanical instability includes insufficient stabilizing structures and mobility that exceed the ... | [
"A fatal haemorrhage from the brachiocephalic vein",
"Thrombosis of subclan vein, causing a pulmonary embolism",
"Thrombosis of the subclan aery, causing an embolism in ascending aoa",
"Damage to the upper trunk of the brachial plexus"
] | B | The fractured clavicle may damage the subclan vein, resulting in a pulmonary embolism; cause thrombosis of the subclan aery, resulting in embolism of the brachial aery; or damage the lower trunk of brachial plexus. |
medmcqa_7735 | medmcqa | <ctx>
use of personal health data might also expose them to a greater risk of criminal prosecution for transmission. forensic applications of paraphyly methods source attribution methods based on paraphyly have been used in the prosecution of individuals for hiv - 1 transmission. one of the earliest examples was publis... | [
"Saliva",
"Needle prick injury",
"Blood transmission",
"Sexual intercourse"
] | A | |
arc_challenge_961 | arc_challenge | <ctx>
##thesis, lightning, volcanic pyrite synthesis, or uv radiation as a source of energy. rather, he instead suggests that deep sea alkaline vents is more likely to have been a source energy for early cellular life. serpentinization at alkaline hydrothermal vents produce methane and ammonia. mineral particles that h... | [
"Photosynthesis can occur without light.",
"The hydrothermal vent emits usable light.",
"High water pressure can power photosynthesis.",
"The bacteria used to live at the ocean's surface."
] | B | |
medmcqa_1377 | medmcqa | <ctx>
inorganic polymers, polyphosphates. contact to polyphosphates activates factor xii and initiates fibrin formation by the intrinsic pathway of coagulation with critical importance for thrombus formation and the factor xii - activated pro inflammatory kallikrein kinin - system. targeting polyphosphates with phospha... | [
"II and III",
"IX and X",
"III and V",
"VIII and XII"
] | B | Vitamin K is an essential factor to a liver carboxylase that adds a carboxyl group to glutamic acid residues on five of the impoant clotting factors: prothrombin, Factor VII, Factor IX, Factor X, and protein C.Ref: Guyton and Hall textbook of medical physiology 13th edition. Page: 490 |
aquarat_29990 | aquarat | <ctx>
of event 2 is, as person 2 may have any birthday other than the birthday of person 1. similarly, the probability of event 3 given that event 2 occurred is, as person 3 may have any of the birthdays not already taken by persons 1 and 2. this continues until finally the probability of event 23 given that all preced... | [
"A)9",
"B)12",
"C)15",
"D)18"
] | C | 3(P-3)/4 = (Q-3). Then Q = 3(P-3)/4 + 3
6(P+6)/7 = Q+6
6(P+6)/7 = 3(P-3)/4 + 9
24P+144 = 21P + 189
3P = 45
P = 15
The answer is C. |
aquarat_35639 | aquarat | <ctx>
38. 9 m / s ( about 87 miles per hour ) 23. ( a ) ( b ) ( c ) 25. ( a ) ( b ) ( c ) this result does not really make sense. if the runner starts at 9. 00 m / s and decelerates at, then she will have stopped after 4. 50 s. if she continues to decelerate, she will be running backwards. 27. 29. ( a ) ( b ) ( c ) 7. ... | [
"A)10.66 seconds",
"B)25 seconds",
"C)29 seconds",
"D)21 seconds"
] | A | Their difference is 6 second but this difference is 0 if john allows Sam to start the race from 36m ahead . that means Jhon was 36m away from finishing line when they started together . so He will cover 36 m in 6 seconds . so his speed =36/6=6 metre / second . so time taken =100/6=16.66 seconds . so Sam took = 10.66 se... |
arc_challenge_1019 | arc_challenge | <ctx>
interactions of which explain atomic properties. protons and neutrons, the interactions of which explain the stability and abundance of elements, form the substructure of nuclei. protons and neutrons are not fundamental — they are composed of quarks. like electrons and a few other particles, quarks may be the fun... | [
"It has a negative charge.",
"It moves around the nucleus.",
"It adds mass to the nucleus.",
"It has a positive charge."
] | C | |
mmlu_aux_8793 | mmlu_auxiliary | <ctx>
as above their heads. traditional electromechanical / optical projectors traditional planetarium projection apparatus use a hollow ball with a light inside, and a pinhole for each star, hence the name " star ball ". with some of the brightest stars ( e. g. sirius, canopus, vega ), the hole must be so big to let e... | [
"mountains",
"oceans",
"solar rays",
"moons"
] | C | null |
arc_easy_472 | arc_easy | <ctx>
of other objects in the sky, though varying thicknesses of cloud cover have differing effects. a very thin cirrus cloud in front of the moon might produce a rainbow - colored ring around the moon. stars and planets are too small or dim to take on this effect and are instead only dimmed ( often to the point of inv... | [
"Its shape appears to become longer.",
"Its position appears to shift relative to the horizon.",
"Its brightest stars begin to appear orange.",
"Its distance to the North Star decreases."
] | B | |
medmcqa_6068 | medmcqa | <ctx>
a depolarizing prepulse ( dpp ) is an electrical stimulus that causes the potential difference measured across a neuronal membrane to become more positive or less negative, and precedes another electrical stimulus. dpps may be of either the voltage or current stimulus variety and have been used to inhibit neural ... | [
"Scoline",
"Ketamine",
"Halothane",
"Atracurium"
] | A | |
openbookqa_2819 | openbookqa | <ctx>
2022. pollution control various pollution control technologies and strategies are available to reduce air pollution. at its most basic level, land - use planning is likely to involve zoning and transport infrastructure planning. in most developed countries, land - use planning is an important part of social polic... | [
"using a truck instead of a car",
"using a car instead of the bus",
"using a motorcycle instead of a bike",
"using a bicycle instead of a motorcycle"
] | D | |
pubmedqa_587 | pubmedqa | <ctx>
##ing and timing. hypo and hyperglycemia levels which are significantly above or below this range are problematic and can in some cases be dangerous. a level of < 3. 8 mmol / l ( < 70 mg / dl ) is usually described as a hypoglycemic attack ( low blood sugar ). most diabetics know when they are going to " go hypo ... | [
"yes",
"no",
"maybe"
] | A | |
medmcqa_4058 | medmcqa | <ctx>
the screen while now - defunct asia television and other channels placed their logos at top - left corner of the screen. sometimes, weather information, date and time clock had been used alongside dogs in news programmes, continuity & live broadcasts. hungary hungarian dogs were first introduced in mtv ’ s channe... | [
"Cervical dilatation in X-axis",
"Descent of head in Y-axis",
"Sigmoid shaped curve",
"Ale line followed 4 hours later by action line"
] | A | Ans. A i.e. Cervical dilatation in X-axis Chas Paogram is: - Graphical representation of stages of labour; - Assessment of labour Cervicograph is: Graph showing relationship between cervical dilatation & labour |
qasc_1761 | qasc | <ctx>
- finders, " quantitative analysis requires that measurements be made with calibrated echo sounder equipment, having high signal - to - noise ratios. animal sounds sounds used by animals that fall within the scope of bioacoustics include a wide range of frequencies and media, and are often not " sound " in the na... | [
"activation energy",
"communication",
"Something to move",
"sleeping"
] | B | |
medmcqa_1212 | medmcqa | <ctx>
significantly improved post - inflammatory pigmentation. it is reported that go - vc also showed a clear improvement in pigmentation caused by metal allergy, which was not very effective when applied with hydroquinone. skin pore related diseases since conventional water - soluble vitamin c does not easily penetra... | [
"Swollen bleeding gums",
"Delayed wound healing",
"Anemia",
"Infeility"
] | D | Vitamin C/Ascorbic acid deficiency leads toScurvy Clinical manifestation of scurvy: Swollen and bleeding gums Subcutaneous bleeding and brushing into skin/joints Delayed wound healing Anemia Weakness. |
medmcqa_6146 | medmcqa | <ctx>
require only a single destination or none at all. in the case of conditional branches, only a single register needs to be used, as nothing is being written back, so the lower nibble of the d / s byte was instead used to indicate which of 16 different conditions should be tested, like whether the value in the indi... | [
"Adolescent health",
"Reproductive health",
"DPT Vaccination",
"Newborn health"
] | A | Ans. is 'a' i.e., Adolescent health The RMNCH+A strategy is based on provision of comprehensive care through the five pillars, or thematic areas, of reproductive, maternal, neonatal, child, and adolescent health, and is guided by central tenets of equity, universal care, entitlement, and accountability. The "plus" with... |
qasc_1439 | qasc | <ctx>
their cloacae in close proximity while facing in opposite directions and then release eggs and sperm simultaneously. the tailed frog ( ascaphus truei ) exhibits internal fertilisation. the " tail " is only possessed by the male and is an extension of the cloaca and used to inseminate the female. this frog lives i... | [
"skin",
"fins",
"lungs",
"oxygen"
] | C | |
qasc_5222 | qasc | <ctx>
the natural environment, commonly referred to simply as the environment, is all living and non - living things that occur naturally on earth or some part of it ( e. g. the natural environment in a country ). this includes complete ecological units that function as natural systems without massive human interventio... | [
"solid, liquid, gas",
"Something with a head, thorax, and abdomen",
"metabolic reaction",
"protein,nucleic acid,chlorophy"
] | D | |
aquarat_49818 | aquarat | <ctx>
of these interest and principal payments must equal the cumulative fixed payments at time t i. e. mat. evaluating the first integral on the right we obtain an expression for i ( t ), the interest paid : unsurprisingly the second integral evaluates to p0 − p ( t ) and therefore : the reader may easily verify that ... | [
"A)Rs. 48",
"B)Rs. 98.56",
"C)Rs. 66.56",
"D)Rs. 66.58"
] | B | Explanation:
Given that simple interest for 2 years is Rs.800
i.e., Simple interest for 1st year is Rs.400
and simple interest for 2nd year is also Rs.400
Compound interest for 1st year will be 400
and Compound interest for 2nd year will be 832 - 400 = 432
you can see that compound interest for 2nd year is more than si... |
aquarat_47010 | aquarat | <ctx>
of these interest and principal payments must equal the cumulative fixed payments at time t i. e. mat. evaluating the first integral on the right we obtain an expression for i ( t ), the interest paid : unsurprisingly the second integral evaluates to p0 − p ( t ) and therefore : the reader may easily verify that ... | [
"A)4.20%",
"B)50%",
"C)60%",
"D)6.25%"
] | D | Explanation:
S.I. on Rs 800 for 1 year = 50
Rate = (100*50)/(800*1) = 6.25%
Answer: D |
aquarat_21327 | aquarat | <ctx>
e ) the mineral brucite, mg ( oh ) 2 15 • exercises 775 28. the following concentrations are found in mixtures of ions in equilibrium with slightly soluble solids. from the concentrations given, calculate ksp for each of the slightly soluble solids indicated : ( a ) agbr : [ ag + ] = 5. 7 10 – 7 m, [ br – ] = 5. ... | [
"A)9:7",
"B)7:12",
"C)12:7",
"D)5:6"
] | B | (42-35)/(54-42)=7/12=7:12
ANSWER:B |
mmlu_aux_2913 | mmlu_auxiliary | <ctx>
light consists of particles, subsequently called photons. for much of the last phase of his academic life, einstein worked on two endeavors that proved ultimately unsuccessful. firstly, he fought a long rearguard action against quantum theory's introduction of fundamental randomness into science's picture of the ... | [
"Einstein was working in Switzerland in 1905",
"Einstein was 26 years old in 1905",
"Einstein made some very important discoveries in 1905",
"Einstein studied physics in 1905"
] | C | null |
aquarat_37946 | aquarat | <ctx>
) + 1 ^ 4 - 6 0000 5 5536 = 4000× ( 1 ^ 3 ) ×6 + 600× ( 1 ^ 2 ) × ( 6 ^ 2 ) + 40×1× ( 6 ^ 3 ) + 6 ^ 4 - - - - - - 4464 0000 3338 7536 = 4000× ( 16 ^ 3 ) ×2 + 600× ( 16 ^ 2 ) × ( 2 ^ 2 ) + 40×16× ( 2 ^ 3 ) + 2 ^ 4 - - - - - - - - - 1125 2464 0000 1026 0494 3376 = 4000× ( 162 ^ 3 ) ×6 + 600× ( 162 ^ 2 ) × ( 6 ^ 2 )... | [
"A)165/2",
"B)175/2",
"C)178/3",
"D)187 by 2"
] | D | by expanding 1535/1038 make form like a+1/[b+1/{c+(d+1/e)}
=1+(497/1038) now a=1
=1+{1/(1038/497)}
=1+{1/ (2+42/497)}
=1+{1/(2+1/(497/42)} now b= 2 similarly expand
c=11 d= 1 e=34/8
finally a*b*b*c*d*e
1*2*11*1*34/8
187/2
ANSWER:D |
mmlu_aux_7158 | mmlu_auxiliary | <ctx>
##ic values of these fatty acids from different sources vary to some degree as a result of isotopic fractionation, distinguishing them from each other. other considerations the archaeological and ecological context is critical for the preservation of organic residues and their interpretation. organic remains can ... | [
"plastic items",
"carbon dioxide",
"a rabbit",
"table salt"
] | C | null |
mmlu_aux_8144 | mmlu_auxiliary | <ctx>
, if you oiled the concrete you would find it to be easier to get the crate started and keep it going ( as you might expect ). figure 5. 2 is a crude pictorial representation of how friction occurs at the interface between two objects. close - up inspection of these surfaces shows them to be rough. so when you pu... | [
"embrace it",
"throw it",
"push it",
"roll it"
] | A | null |
medmcqa_7081 | medmcqa | <ctx>
office at geneva, the european free trade association and the varembe conference centre. activities the gian used an annual tendering procedure for the funding of academic activities. a maximum of sfr 300, 000 was allotted per project. after the 2006 tendering procedure, this tool was no longer used. in 2007, the... | [
"UNICEF",
"WHO",
"ILO",
"None"
] | A | |
medmcqa_1153 | medmcqa | <ctx>
acid and proteoglycan link protein 1 ), large, highly negatively charged aggregates form. these aggregates imbibe water and are responsible for the resilience of cartilage ( its resistance to compression ). the molecular weight ( size ) of hyaluronan in cartilage decreases with age, but the amount increases. a lu... | [
"Ulcerative colitis",
"Crohns disease",
"Amoebic colitis",
"Ischemic colitis"
] | A | |
aquarat_19594 | aquarat | <ctx>
2. 3 • time, velocity, and speed 45 figure 2. 11 position vs. time, velocity vs. time, and speed vs. time on a trip. note that the velocity for the return trip is negative. making connections : take - home investigation — getting a sense of speed if you have spent much time driving, you probably have a good sense... | [
"A)40 km/hr",
"B)60 km/hr",
"C)55 km/hr",
"D)50 km/hr"
] | D | speed of train related to a person = 125/10 m/s
=>25/2
(25/2*18/5) km/hr
=45 km/hr
so speed consider as x and relative speed consider (x-5)
x-5 = 45 => x = 50 km/hr
ANSWER D |
medmcqa_7435 | medmcqa | <ctx>
been put forth. studies have shown an increased incidence in siblings, suggesting a genetic component. at least one study has also shown a predilection in the white population. it has also been reported to be more common in males. however, there is no concrete evidence to suggest a genetic trait and instead, the ... | [
"Osteoahritis",
"Rheumatoid ahritis",
"Ankylosing spondylitis",
"Psoriatic ahritis"
] | A | Osteoahritis characteristically involves distal interphalangeal joint (Heberden's node), proximal interphalangeal joint (Bouchard's node), 1st carpometacarpal joint (base of thumb) of hand with sparing of metacarpophalangeal joint and wrist joint. Fig. Joints involved in osteoahritis |
pubmedqa_225 | pubmedqa | <ctx>
falls. human factors : the journal of the human factors and ergonomics society, 47 ( 4 ), 708 – 729. lockhart, t. e., & kim, s. ( 2006 ). relationship between hamstring activation rate and heel contact velocity : factors influencing age - related slip - induced falls. gait & posture, 24 ( 1 ), 23 – 34. lockhart, ... | [
"yes",
"no",
"maybe"
] | A | |
aquarat_38488 | aquarat | <ctx>
the cone's axis along an angle θ from the x - axis. the cylindrical height coordinate of this point is. so along the direction of angle θ, a cross - section of the conical ungula looks like the triangle. rotating this triangle by an angle about the z - axis yields another triangle with,, substituted for,, and res... | [
"A)48",
"B)52",
"C)54",
"D)56"
] | D | Isosceles trapezoid indicates that if we draw perpendicular from two vertex of the smaller side, the longer side with side 17 will be divided into 3 parts= 11, 3 and 3 (Making one square and two right triangles)
For the right triangle, height will be= (5^2-3^2)^1/2= 4
And the area of trapezoid = 1/2 (B1+B2)H= 1/2*28*4=... |
aquarat_29204 | aquarat | <ctx>
numbers. for example, let pn be the n - th prime, and for any integer r > 1, define the real number α by the sum then a similar result is that there is a number θ = 1. 3064... ( mills'constant ) with the property that are all prime. there is also a number ω = 1. 9287800... with the property that are all prime. le... | [
"A)3",
"B)7",
"C)4",
"D)5"
] | B | take the multiples of 7 and add 5
0X7+5=5 ....6X7+5=47
there are 7 numbers
answer B |
qasc_3824 | qasc | <ctx>
to better consider biodiversity as a positive component in our habitat. see also sustainable agriculture sustainability sustainable development community ( ecology ) restoration ecology human impacts on the nitrogen cycle human impact of climate change ecological footprint species - area curve conservation biolog... | [
"hydrate their cells",
"exercise",
"By coral exoskeletons",
"planting trees"
] | D | |
aquarat_42841 | aquarat | <ctx>
8. 79 8. 80 8. 81 8. 82
this equation and entering the known values gives 10. 28 10. 29 10. 30 10. 31 10. 32 10. 33
3. 3 • measures of position 117 example 3. 10 problem the following ordered dataset represents the scores of 15 employees on an aptitude test : 51, 63, 65, 68, 71, 75, 75, 77, 79, 82, 88, 89, 89, ... | [
"A)s.800",
"B)s.200",
"C)s.600",
"D)s.500"
] | B | A+B+C = 800
A = 1/3(B+C); B = 2/3(A+C)
A/(B+C) = 1/3
A = 1/4 * 800 => 200
ANSWER:B |
medmcqa_4939 | medmcqa | <ctx>
dysregulation of epigenetic marks and imprinted gene expression. she found that the deletion did not perturb dna methylation, though it did impact gene repression and further that the impacts of the deletion on insulator function are tissue specific, in that only mesodermal tissues have disrupted insulator functi... | [
"Collecting ducts",
"Glomerulus",
"Proximal convoluted tubules",
"Distal convoluted tubules"
] | C | Proximal convoluted tubules |
arc_easy_1469 | arc_easy | <ctx>
measured and documented every week for four consecutive weeks. the main research objective was to determine the growth rate of plants exposed to eight hours of sunlight compared to those with only four hours. a total of 20 identical potted plants were used, with one group allocated to the " sunlight " condition a... | [
"He is growing plants in identical pots.",
"He is using the same amount of water.",
"He is growing one plant out of the sun.",
"He is using the same amount of fertilizer."
] | C | |
aquarat_40130 | aquarat | <ctx>
in mathematics an even integer, that is, a number that is divisible by 2, is called evenly even or doubly even if it is a multiple of 4, and oddly even or singly even if it is not. the former names are traditional ones, derived from ancient greek mathematics ; the latter have become common in recent decades. thes... | [
"A)0.2",
"B)1.2",
"C)1.8",
"D)2.2"
] | D | Since y* is defined as the greatest positive even integer less than or equal to y, then 6.2* = 4 (the greatest positive even integer less than or equal to 6.2 is 4).
Hence, 6.2 – 6.2* = 6.2 - 4 = 2.2
Answer: D. |
aquarat_11157 | aquarat | <ctx>
##0 = d. then γ an integer and γ = 1 γ ≤ 0 the value of is. to begin with, we shall simplify matters by concentrating a particular value of and generalise the result at a later stage. we shall use the value. the indicial equation has a root at, and we see from the recurrence relation that when that that denominat... | [
"A) – 10",
"B) – 8",
"C) – 6",
"D) 0"
] | C | g(5) = 10
or, 5^5 a + 5^3 b + 2 = 10
or, 5^5 a + 5^3 b = 8
g(-5) = -5^5 a - 5^3 b + 2 = - (5^5 a + 5^3 b) + 2 = - 8 + 2 = - 6 = (C) |
mmlu_aux_8357 | mmlu_auxiliary | <ctx>
discovery of the oldest known figurative art painting, over 40, 000 ( perhaps as old as 52, 000 ) years old, of an unknown animal, in the cave of lubang jeriji saleh on the indonesian island of borneo ( see image ). 12 november – china's institute of plasma physics announces that plasma in the experimental advanc... | [
"upper side of earth",
"only online in blogs",
"on the dark side of the moon",
"lower half of terra"
] | D | null |
medmcqa_2239 | medmcqa | <ctx>
##cardiographic projection of acute ischemia in different myocardial regions. second, the presence of an appreciable ( ≥1 mm or 0. 1 mv ) discordant st deviation in low ‐ voltage qrs complexes was considered as a positive criterion for ami. this criterion was included because in the absence of ischemia, these com... | [
"Ventricular depolarization",
"Ventricular Repolarization",
"Conduction through AV node.",
"Atrial Repolarization"
] | C | Normal ECG waves and Intervals: ECG wave/Interval Characteristics 1. P Wave Reflects Atrial Depolarization (activation) 2. QRS complex Depolarization of ventricles 3. T Wave Repolarization of ventricles 4. PR Interval Atrial depolarization and conduction through AV node 5. QT Interval Total duration of Ventricular depo... |
openbookqa_1052 | openbookqa | <ctx>
consumer electronics or home electronics are electronic ( analog or digital ) equipment intended for everyday use, typically in private homes. consumer electronics include devices used for entertainment, communications and recreation. in british english, they are often called brown goods by producers and sellers,... | [
"pans",
"make up",
"books",
"towels"
] | A | |
qasc_5699 | qasc | <ctx>
circulates about 5 liters of blood at a rate of approximately 6 l / m. the pulmonary and the systemic circulations are the two parts of the vasculature. the pulmonary circulation system consists of the network of blood vessels from the right heart to the lungs and back to the left heart. the rest of the blood flo... | [
"breathing",
"heat produced",
"drink",
"complex"
] | A | |
medmcqa_1259 | medmcqa | <ctx>
treatments provide little to no benefit for continuous root development, leaving a thin fragile dentinal wall. this can increase the susceptibility of the tooth to fractures and decrease the survival rate of the tooth. therefore, it is important that dentists should make effort by all means to retain the natural ... | [
"Cementoblasts",
"Fibroblasts",
"Osteoblasts",
"Ameloblasts"
] | B | |
aquarat_24319 | aquarat | <ctx>
regular numbers are numbers that evenly divide powers of 60 ( or, equivalently, powers of 30 ). equivalently, they are the numbers whose only prime divisors are 2, 3, and 5. as an example, 602 = 3600 = 48 × 75, so as divisors of a power of 60 both 48 and 75 are regular. these numbers arise in several areas of mat... | [
"A)17.5",
"B)20",
"C)24",
"D)30"
] | A | Solution
Average = (5+10+15+20+25+30)/6)
= 105 / 6
= 17.5.
Answer A |
mmlu_aux_2410 | mmlu_auxiliary | <ctx>
of genetics at the university of cologne, the max planck institute for evolutionary biology in plon, and the department of behavioral sciences at the university of bielefeld, 6 concluded 50 years after the mitochondria and cell nuclei snps support a separation into three species. according to their " molecular cl... | [
"The Beautiful Farne Island",
"A Tough Beginning",
"How to Protect Grey Seals",
"Tourism or Fishing Industry"
] | B | null |
pubmedqa_65 | pubmedqa | <ctx>
bare the pain circumcision and also treat the wound with only herbs and water. olhusumba was not for babies but boys between the age of eight ( 8 ) and eighteen ( 18 ). olhusumba site contained one hut called " omupinda " which is located near or at a river and it would be purposely constructed for that ceremony ... | [
"yes",
"no",
"maybe"
] | B | |
aquarat_49440 | aquarat | <ctx>
it the optional integer. ) any number below ( that is, the penultimate ) is multiplied by the one just above it and added by that just below it. divide the last number ( obtained so doing repeatedly ) by the divisor corresponding to the smaller remainder ; then multiply the residue by the divisor corresponding to... | [
"A)15",
"B)30",
"C)60",
"D)90"
] | B | k^3 = 120*x = 2^3*3*5*x
The factors of k must at minimum include 2*3*5 = 30.
The answer is B. |
openbookqa_637 | openbookqa | <ctx>
- for example, the udmurt lul, the komi lol, the mansi lal ('life'), the khanty lil'' and the hungarian. occasionally one uses a bunch of leafy, fragrant silver birch called a ( in eastern finland ) to gently beat oneself. this supposedly has a relaxing effect on the muscles and also helps to soothe the irritatio... | [
"will increase water usage",
"will aid in preserving the water supply",
"will aid in consumption of the water supply",
"will overwork the water heater"
] | B | |
medmcqa_644 | medmcqa | <ctx>
were present in patients with cystic fibrosis but not present in their non - affected relatives. due to the phenomenon of recombination, whereby parts of chromosomes swap homologous segments during germ cell development, each chromosome a child inherits is a mix of the both of that parent's copies of that chromos... | [
"Low sweat chloride levels",
"Elevated sweat chloride levels",
"Low sweat sodium levels",
"Elevated sweat potassium levels"
] | B | b. Elevated sweat chloride levels(Ref: Nelson's 20/e p 2100)Because the function of sweat gland duct cells is to absorb rather than secrete chloride, salt is not retrieved from the isotonic primary sweat as it is transported to the skin surface; chloride and sodium levels are consequently elevated. So sweat chloride is... |
mmlu_aux_3350 | mmlu_auxiliary | <ctx>
##ipient flightlessness of the extinct auckland islands merganser. wilson bulletin 101 : 410 – 435. 1990. evolutionary morphology of flightlessness in the auckland islands teal. condor 92 : 639 – 673. 1991. a phylogenetic analysis and classification of recent dabbling ducks ( tribe anatini ) based on comparative ... | [
"She spends most of its time in the air.",
"She has lived more than 100 years.",
"She hatched a healthy chick in her 60s.",
"She hasn't set foot on land for three to five years."
] | C | null |
medmcqa_9727 | medmcqa | <ctx>
of coronary ischemia is chest pain or pressure, known as angina pectoris. angina may present typically with classic symptoms or atypically with symptoms less often associated with heart disease. atypical presentations are more common women, diabetics, and elderly individuals. typical angina is typically located b... | [
"Morphine",
"Diclofenac",
"Paracetamol",
"Dicyclomine"
] | A | Morphine is a very effective analgesic for the pain associated with STEMI.However, it may reduce sympathetically mediated aeriolar and venous constriction, and the resulting venous pooling may reduce cardiac output and aerial pressure. These hemodynamic disturbances usually respond promptly to elevation of the legs, bu... |
medmcqa_7098 | medmcqa | <ctx>
fixed ( not fixed in neopterygii ) bone of the jaw formed from the fusion of two maxillary bones. in humans, the upper jaw includes the hard palate in the front of the mouth. the two maxillary bones are fused at the intermaxillary suture, forming the anterior nasal spine. this is similar to the mandible ( lower j... | [
"Lambdoid injury",
"Odontoid fracture",
"LeFort III fracture",
"Palatal split"
] | C | The physical findings are characteristics of a Le Fort III fracture (Figure below). In this injury, the fracture passes through maxilla and nasal bones and above the zygomatic bone.Classic Le Fort fracture patterns |
arc_easy_458 | arc_easy | <ctx>
the primary application of wind turbines is to generate energy using the wind. hence, the aerodynamics is a very important aspect of wind turbines. like most machines, wind turbines come in many different types, all of them based on different energy extraction concepts. though the details of the aerodynamics depe... | [
"nuclear",
"thermal",
"chemical",
"mechanical"
] | D | |
mmlu_aux_1251 | mmlu_auxiliary | <ctx>
space debris ( also known as space junk, space pollution, space waste, space trash, space garbage, or cosmic debris ) are defunct human - made objects in spaceprincipally in earth orbitwhich no longer serve a useful function. these include derelict spacecraftnonfunctional spacecraft and abandoned launch vehicle s... | [
"protecting space stations that orbit Earth from the junk",
"keeping the junk from falling into Earth's habitats",
"transforming space junk into useful materials",
"permitting humans to leave junk in space"
] | B | null |
aquarat_31480 | aquarat | <ctx>
7. 3 consider the differential equation given that and are solutions to this differential equation, show that is a solution. unfortunately, to find the general solution to a second - order differential equation, it is not enough to find any two solutions and then combine them. consider the differential equation 7... | [
"A)25",
"B)50",
"C)75",
"D)100"
] | B | Substitute y by 25 in x + 2y = 100
x + 2(25) = 100
x + 50 = 100
If we substitute x by 50 in x + 50 = 100, we have 50 + 50 = 100. Hence
x = 50 correct answer B |
medmcqa_5068 | medmcqa | <ctx>
in psychoanalytic theory, regression ( ) is a defense mechanism involving the reversion of the ego to an earlier stage of psychosexual development, as a reaction to an overwhelming external problem or internal conflict. sigmund freud invoked the notion of regression in relation to his theory of dreams ( 1900 ) an... | [
"Oral",
"Anal",
"Phallic",
"Genital"
] | B | Phase Age Organ of Gratification Psychiatric disorders linked to fixation 1 Oral Phase Bih to 1 1/2 years Oral region 2 Phases: Oral erotic phase (sucking) Oral sadistic phase (biting) Schizophrenia Dependent personality disorder Alcohol dependence syndrome 2 Anal Phase 1 1/2 to 3 years Anal and perianal area 2 Phases:... |
arc_easy_244 | arc_easy | <ctx>
wind turbine components can be recycled, reused, or repurposed, all with their advantages and disadvantages, and there continues to be research conducted to determine even more ways that the materials can economically utilized. while various methods for recycling or repurposing the turbine blades have been proven... | [
"The new material will keep people safe.",
"The new material will keep pets contained.",
"The new material can make a yard attractive.",
"The new material can save money on replacements."
] | D | |
aquarat_44370 | aquarat | <ctx>
stock under different stock valuation methods can be confusing. another example is modelling labour variances with learning curve corrections and stock level changes. with the absence of a basic profit model in an algebraic form, confident development of such models is difficult. the development of spreadsheets h... | [
"A)26",
"B)88",
"C)90",
"D)42"
] | C | SP of 1m of cloth = 8925/85 = Rs. 105
CP of 1m of cloth = SP of 1m of cloth - profit on 1m of cloth
= Rs. 105 - Rs. 15 = Rs. 90
Answer:C |
aquarat_12527 | aquarat | <ctx>
header or comma of an average of 2 bits and data of an additional 2 bits ( minimum 1 ). this also allows for an inexpensive base increase algorithm before transmission in non binary communication channels, like base - 3 or base - 5 communication channels. where '?'is'1'or'2'for the value of the bijective digit th... | [
"A)Combined, with a saving of a-b cents",
"B)Combined, with a saving of a-b cents",
"C)Combined, with a saving of a cents",
"D)Separately, with a saving of a-b cents"
] | A | This means it costs a cent for the first pound in weight for example, 20 cents for the first pound.
It costs b cents for the every pound in weight above this, for example 10 cents for pound 2 and 10 cents for pound 3.
a is more than b. for example 20 cents vs. 10 cents
3 pounds: a+2b
5 pounds:a+4b
Total: 2a+6b
8 pounds... |
qasc_180 | qasc | <ctx>
in various contexts of science, technology, and manufacturing ( such as machining, fabricating, and additive manufacturing ), an indicator is any of various instruments used to accurately measure small distances and angles, and amplify them to make them more obvious. the name comes from the concept of indicating ... | [
"clock",
"shells",
"shape",
"ruler"
] | D | |
arc_easy_1256 | arc_easy | <ctx>
99 – 159. robert k. crane. " digestion and absorption : water - soluble organics ". international review of physiology, gastrointestinal physiology ii, vol. 12, robert k. crane, ed., university park press, 1977, pp. 325 – 365. robert k. crane. " intestinal structure and function related to toxicity ". environment... | [
"large intestine",
"mouth",
"small intestine",
"stomach"
] | B | |
aquarat_47954 | aquarat | <ctx>
##dent reasons. first, many kodak parts are unique and available only from kodak. second, owners of kodak machinery cannot readily switch to other companies'machinery ( thereby obviating the need for kodak parts ). once one owns kodak's expensive machinery, he is locked in to it. kodak countered that it had no po... | [
"A)\t81",
"B)\t100",
"C)\t120",
"D)\t135"
] | C | Since the wholesale price was $90 and the profit was 20% of the wholesale price ([.2][90] = $18), the retail price would have to be above $108, but not that much greater than that.
Let's start by TESTing Answer C: $120....
If.....
Retail Price q= $120
10% discount off = $120 - (.1)(120) = 120 - 12 = 108
20% profit on w... |
medmcqa_1255 | medmcqa | <ctx>
to alcoholics for insomnia or anxiety management. initiating prescriptions of benzodiazepines or sedative - hypnotics in individuals in recovery has a high rate of relapse with one author reporting more than a quarter of people relapsed after being prescribed sedative - hypnotics. those who are long - term users ... | [
"Buspirone",
"Triazolam",
"Alprazolam",
"Chlordiazepoxide"
] | A | Features of Buspirone Non-benzodiazepine anxiolytic agentDoes not produce significant sedation or cognitive/functional impairmentDoes not interact with BZD receptor or modify GABAergic transmissionDoes not produce tolerance or physical dependence Does not suppress BZD or barbiturate withdrawal syndrome Has no muscle re... |
medmcqa_5176 | medmcqa | <ctx>
breadth of their symptoms, and the challenges of identifying impacted patients all complicate the diagnosis. these related conditions include : tunica vasculosa lentis : a capillary network that branches from the hyaloid artery and covers the lens surface ; if this capillary network persists, the lens does not fo... | [
"Optic nerve",
"Optic tract",
"Optic chiasma",
"Optic radiation"
] | B | Wernicke's hemianopic pupil indicates lesion in the optic tract. In this condition light reflex is absent when light is thrown on temporal half of the retina of the affected side and nasal half of retina of the opposite side. In this condition light reflex is present when light is thrown on nasal half of affected side ... |
medmcqa_3888 | medmcqa | <ctx>
initially created for epilepsy, to explain why weaker and weaker electrical stimulation was necessary to elicit a seizure as the disease progressed. while parallels have been drawn between bipolar disorder and epilepsy, supporting the kindling hypothesis, this model is generally not supported by studies directly ... | [
"Lateral geniculate body",
"Optic radiations",
"Visual coex",
"All of the above"
] | D | Lesions of lateral geniculate body These produce homonymous hemianopia with sparing of pupillary reflexes, and may end in paial optic atrophy. Lesions of optic radiations Pupillary reactions are normal as the fibres of the light reflex leave the optic tracts to synapse in the superior colliculi. Lesions of optic radiat... |
aquarat_32269 | aquarat | <ctx>
plan would provide an interest credit of say 6 % of the prior year's balance in each worker's " hypothetical account " so that the current year's balance would be the sum of the prior year's balance and the current year's pay credit and an interest credit on prior year's balance. for a worker who starts at age 25... | [
"A)K+36",
"B)2K+36",
"C)(72+K)/2",
"D)(72-K)/2"
] | C | Let y be the years of service at the company.
After y years of service, Sue's age will be K + y.
Sue can retire when (K+y) + y = 72
y = (72 - K)/2
Then Sue's age will be K + y = K + (72 - K)/2 = (72+K) / 2
The answer is C. |
qasc_7343 | qasc | <ctx>
as fat. the reverse is true if you eat too little. if is negative for a few days, then the body metabolizes its own fat to maintain body temperature and do work that takes energy from the body. this process is how dieting produces weight loss. life is not always this simple, as any dieter knows. the body stores f... | [
"They are discarded",
"heat is produced",
"They are stored for future use",
"They are stored for proteins"
] | C | |
medmcqa_5328 | medmcqa | <ctx>
function the tensor fasciae latae is a tensor of the fascia lata ; continuing its action, the oblique direction of its fibers enables it to stabilize the hip in extension ( assists gluteus maximus during hip extension ). the fascia lata is a fibrous sheath that encircles the thigh like a subcutaneous stocking and... | [
"Tendon of biceps femoris",
"Tendons of semitendinosus and semimembranosus",
"Tendon of plantaris",
"Tendinous hiatus of adductor magnus"
] | B | The tendons of the semitendinosus and semimembranosus provide the superior medial border of the popliteal fossa. The semitendinosus inserts with the pes anserinus on the proximal, medial tibia. The semimembranosus inserts on the tibia posteriorly. The biceps femoris forms the superior lateral border of the fossa, as th... |
arc_easy_2077 | arc_easy | <ctx>
of the few large survivors was b. antiquus, but its average size declined until it evolved into the smaller modern american bison around 5, 000 years ago. native american plains bison hunting the modern american bison is split into two subspecies, the wood bison in the boreal forests of what is now canada, and th... | [
"hunting",
"waterway pollution",
"habitat destruction",
"competition for resources"
] | A | |
qasc_3032 | qasc | <ctx>
strong properties against being damaged. stationary antennas for stationary antennas, excessive amounts of ice can de - tune the antenna to the point where its impedance at the input frequency rises drastically, causing the voltage standing wave ratio ( vswr ) to rise as well. this reflected power goes back to th... | [
"exoskeleton",
"thermal insulators",
"thick filling",
"a hydraulic system"
] | B | |
mmlu_aux_5023 | mmlu_auxiliary | <ctx>
26. 3 color and color vision learning objectives by the end of this section, you will be able to : • explain the simple theory of color vision. • outline the coloring properties of light sources. • describe the retinex theory of color vision. the gift of vision is made richer by the existence of color. objects an... | [
"colour and its surprising effects",
"danger caused by colour blindness",
"colour blindness",
"the invisible colours around us"
] | C | null |
pubmedqa_701 | pubmedqa | <ctx>
##sley charitable trust. through npod, atkinson and other collaborators support research utilizing transplant - grade human tissues obtained from organ donors, including pancreas, spleen, whole blood, serum, lymph nodes, pancreatic lymph nodes, thymus, skin and bone marrow. the goal is to better understand the ca... | [
"yes",
"no",
"maybe"
] | A | |
medmcqa_4981 | medmcqa | <ctx>
to 10 µmeter. smear layer poses some threat for optimal bonding to occur. that is why it needs to be removed. for example, smear layer needs to be removed prior to bonding by etch - and - rinse ( total etch ) adhesives. this will lead to thicker hybrid layer and long, denser resin tags which results in better bon... | [
"Excavator",
"Bur at Low speed",
"Bur at high speed",
"None of the above"
] | C | |
qasc_2573 | qasc | <ctx>
chin, l. k. ; ser, w. ; chen, h. f. ; hsieh, c. m. ; lee, c. h. ; sung, k. b. ; ayi, t. c. ; yap, p. h. ; liedberg, b. ; wang, k. ; bourouina, t. ; leprince - wang, y. ( 2016 ) " cell refractive index for cell biology and disease diagnosis : past, present and future, " lab on a chip 16 ( 4 ) : 634 - 644. doi : 10... | [
"Energy.",
"sweating",
"cell division",
"flow of electrons"
] | C | |
arc_easy_459 | arc_easy | <ctx>
is called resonance. a system being driven at its natural frequency is said to resonate. as the driving frequency gets progressively higher than the resonant or natural frequency, the amplitude of the oscillations becomes smaller, until the oscillations nearly disappear and your finger simply moves up and down wi... | [
"vibrated.",
"stretched.",
"cut into pieces.",
"shot across a room."
] | A | |
arc_challenge_945 | arc_challenge | <ctx>
japanese spider crab ( arthropoda : macrocheira kaempferi ) is one of the world's largest arthropods. the japanese spider crab is largest known species of crab and may live up to 100 years. with a leg span of that can reach four feet, it has the longest span of any arthropod. they are typically found in the pacif... | [
"a mouth full of bristles",
"a brightly colored body",
"the ability to swim quickly",
"two whiskers that locate food"
] | D | |
aquarat_31999 | aquarat | <ctx>
2. 3 • time, velocity, and speed 45 figure 2. 11 position vs. time, velocity vs. time, and speed vs. time on a trip. note that the velocity for the return trip is negative. making connections : take - home investigation — getting a sense of speed if you have spent much time driving, you probably have a good sense... | [
"A)52",
"B)54",
"C)56",
"D)58"
] | A | Relative speed = (300/15)m/s = (300/15)*(18/5) = 72 kmph
speed of goods train = 72-20 = 52 kmph
Answer is A |
medmcqa_1424 | medmcqa | <ctx>
is also expressed in the stomach, colon, kidneys, and lymph nodes. newborns do not express sd ( a ) on their red cells until about 10 weeks after birth ( although they do express the antigen in their bodily fluids ), and expression of sd ( a ) antigen on red blood cells often decreases during pregnancy. clinical ... | [
"Carbon paicles",
"Iodine paicles",
"Silver ions",
"Sodium ions"
] | A | The rapid plasma reagin (RPR) test is a macroscopic, nontreponemal flocculation card test used to screen for syphilis. RPR antigen is prepared from a modified VDR antigen suspension containing choline chloride to eliminate the need to heat inactivate serum, ethylenediaminetetraacetic acid (EDTA) to enhance the stabilit... |
aquarat_43063 | aquarat | <ctx>
1. 0 in. tall? ( assume that 1 meter equals 39. 37 in. ) 7. mount everest, at 29, 028 feet, is the tallest mountain on the earth. what is its height in kilometers? ( assume that 1 kilometer equals 3, 281 feet. ) 8. the speed of sound is measured to be on a certain day. what is this in km / h? 9. tectonic plates a... | [
"A)0.577km",
"B)0.477km",
"C)0.677km",
"D)0.577k7"
] | A | tan = opp side/adj side
tan 30= height/1
ht=0.577km
ANSWER:A |
aquarat_29263 | aquarat | <ctx>
per hour. one can ask whether the vehicles are getting closer or further apart and at what rate at the moment when the north bound vehicle is 3 miles north of the intersection and the west bound vehicle is 4 miles east of the intersection. big idea : use chain rule to compute rate of change of distance between tw... | [
"A)60",
"B)80",
"C)100",
"D)120"
] | C | Here, drawing a quick sketch of the 'actions' described will end in a diagonal line that you canbuilda right triangle around:
The right triangle will have a base of 60 and a height of 80. The hidden pattern here is a 3/4/5 right triangle (the 60 lines up with the '3' and the 80 lines up with the '4'). In this way, you ... |
mmlu_aux_3532 | mmlu_auxiliary | <ctx>
##l, m., callaaghan, t. v., 2000. the arctic : environment, people, policy. harwood academic, uk. stirling, i., lunn, n. j., iacozza, j., 1999. long - term trends in the population ecology of polar bears in western hudson bay in relation to climate change. the arctic institute of north america. v. 52 no. 3, p. 29... | [
"to be born white, a bear's parents have to be white",
"it's not natural for white bears to be born to black parents",
"to be born white, a bear must inherit the mutation from both parents",
"we know for sure that the spirit bear represented a remaining adaptation from the last great ice age"
] | C | null |
aquarat_2868 | aquarat | <ctx>
in probability and statistics, the 97. 5th percentile point of the standard normal distribution is a number commonly used for statistical calculations. the approximate value of this number is 1. 96, meaning that 95 % of the area under a normal curve lies within approximately 1. 96 standard deviations of the mean.... | [
"A)368",
"B)655",
"C)366",
"D)437"
] | C | 37.5 % of 976
= 37.5/100 * 976 = 375/1000 * 976 = 3/8 * 976
= 3 * 122 = 366.
Answer:C |
openbookqa_2180 | openbookqa | <ctx>
##rectangle is assume are approximately the midpoints of each subrectangle note the color - coded region at each of these points, and estimate the rainfall. the rainfall at each of these points can be estimated as : at the rainfall is 0. 08. at the rainfall is 0. 08. at the rainfall is 0. 01. at the rainfall is 1... | [
"storm",
"quiet",
"gathered moisture",
"puddles"
] | C | |
openbookqa_2544 | openbookqa | <ctx>
in the same - different discrimination task. two arrays of items were presented simultaneously in which the two sets of items were either identical or different from one another. pigeons were required to distinguish between the two arrays of items in which the level of difficulty was varied. pigeons were provided... | [
"condensing",
"echolocating",
"reproducing",
"revolving"
] | B | |
medmcqa_6040 | medmcqa | <ctx>
rev genom hum genet, 2 : 213 - 233. 2001. collins fs, guttmacher ae. genetics moves into the medical mainstream. jama, 286 : 2322 - 2324. 2001. guttmacher ae, jenkins j, uhlmann w r. genomic medicine : who will practice it? a call to open arms. amer j med genetics, 106 : 216 - 222. 2001. innis jw, goodman fr, bac... | [
"ASD",
"VSD",
"TGA",
"AR"
] | A | |
aquarat_40515 | aquarat | <ctx>
. 98 10. 99 10. 100
< 9. 99 : order = 50 if 9. 99 < = price < 19. 99 : order = 30 if price > = 19. 99 : order = 10 a. if price < 9. 99 : order = 50 else : order = 30 order = 10 b. if price < 9. 99 : order = 50 elif price < 19. 99 : order = 30 elif price = = 19. 99 : order = 10 c. if price < 9. 99 : order = 50
,... | [
"A)26(2/3)",
"B)25%",
"C)21%",
"D)33(1/3)"
] | C | Solution: 100----10%↑--→110---10%↑--→121.
Equivalent price increase = 21%.
Answer: Option C |
pubmedqa_646 | pubmedqa | <ctx>
data. analysis of unemployment hypertabastic survival models have been used in the analysis of unemployment data and its comparison with the cox regression model. analysis of kidney carcinoma patients using national cancer institute data from 1975 to 2016, the impact of histological subtypes on the survival proba... | [
"yes",
"no",
"maybe"
] | A | |
arc_easy_2240 | arc_easy | <ctx>
plant perception is the ability of plants to sense and respond to the environment by adjusting their morphology and physiology. botanical research has revealed that plants are capable of reacting to a broad range of stimuli, including chemicals, gravity, light, moisture, infections, temperature, oxygen and carbon... | [
"light levels",
"moon phases",
"seasonal temperatures",
"carbon dioxide levels"
] | A | |
qasc_6131 | qasc | <ctx>
. ( see figure 34. 13. ) we have observed x rays from certain binary star systems that are consistent with such a picture. this is not quite proof of black holes, because the x rays could also be caused by matter falling onto a neutron star. these objects were first discovered in 1967 by the british astrophysicis... | [
"relatively short lived",
"Earth revolving around the sun",
"Warm air moving into cold air",
"Something formed from skeleton"
] | A | |
arc_easy_979 | arc_easy | <ctx>
sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at earth's surface, followed by cementation. sedimentation is the collective name for processes that cause these particles to settle in place. the particles that form a sedimentary rock are called... | [
"intrusive structures",
"metamorphic rocks",
"volcanic mountains",
"sedimentary rocks"
] | D | |
medmcqa_1008 | medmcqa | <ctx>
broad ligament of the uterus. for a short part, the uterine arteries travel on top for a short ( ) period. they then pass by the cervix, traveling inward towards the bladder. blood and lymphatic supply the arteries which supply the ureter vary along its course. the upper third of the ureter, closest to the kidney... | [
"Ovarian vein",
"Uterine vein",
"Internal iliac vein",
"None"
] | A | Ovarian vein |
medmcqa_6484 | medmcqa | <ctx>
the toilet ", 7 people responded that they " experienced a defecation urge only " and another 7 that they " experienced a urination urge only ", while 4 people responded that they experienced " both a defecation and a urination urge ". the defecation urge that is experienced has been explained to have characteris... | [
"Perianal abscess",
"Thrombosed hemorrhoids",
"Acute anal fissure",
"Fistual in ano"
] | D | |
arc_easy_713 | arc_easy | <ctx>
18. 1 • periodicity 861 electrolysis. even though the ionization energies are 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 c... | [
"putting them in the freezer",
"burning them with a candle",
"cutting them into small pieces",
"mixing them with pieces of copper"
] | B | |
openbookqa_3157 | openbookqa | <ctx>
systems ecology is an interdisciplinary field of ecology, a subset of earth system science, that takes a holistic approach to the study of ecological systems, especially ecosystems. systems ecology can be seen as an application of general systems theory to ecology. central to the systems ecology approach is the i... | [
"waterfalls",
"pulsars",
"black holes",
"asteroids"
] | A | |
aquarat_10058 | aquarat | <ctx>
2. 3 • time, velocity, and speed 45 figure 2. 11 position vs. time, velocity vs. time, and speed vs. time on a trip. note that the velocity for the return trip is negative. making connections : take - home investigation — getting a sense of speed if you have spent much time driving, you probably have a good sense... | [
"A)45",
"B)55",
"C)65",
"D)75"
] | D | The relative speed = 46 - 36 = 10 km/hr = 10 * 5/18 = 25/9 m/s
In 54 seconds, the relative difference in distance traveled is 54 * 25/9 = 150 meters
This distance is twice the length of each train.
The length of each train is 150/2 = 75 meters
The answer is D. |
aquarat_22016 | aquarat | <ctx>
on saturday till sunday afternoon every second week. only such persons can do this as are morally suitable. we seek by means of these family visits to form in the children a true picture of christian family life which in a state institution they could never experience. the children are divided into 9 groups. in s... | [
"A)740",
"B)750",
"C)760",
"D)770"
] | B | Explanation:
Since the month begins with a Sunday, so there will be five Sundays in the month,
Required average = (1000 * 5 + 700 * 25) / 30 = 22500/30 = 750
Answer: B) 750 |
qasc_5920 | qasc | <ctx>
through observation it has been found that organisms typically respond to changes in weather and temperature by either moving to an environment in which these factors match what they are already accustomed to or staying in their current environment and consequently become acclimated to the new conditions. in a st... | [
"global warming",
"the environment",
"fire conditions",
"Earth's tilt on its axis"
] | D | |
qasc_2741 | qasc | <ctx>
in biology, evolution is the process of change in all forms of life over generations, and evolutionary biology is the study of how evolution occurs. biological populations evolve through genetic changes that correspond to changes in the organisms'observable traits. genetic changes include mutations, which are cau... | [
"the Moon",
"Man",
"life",
"trees"
] | D |
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