id
string
dataset
string
question
string
options
list
answer
string
explanation
string
arc_challenge_490
arc_challenge
James put some water in a pan. He put the pan on a stove and turned the stove on low. What will happen to the water?
[ "The water will melt.", "The water will evaporate.", "The water will form a solid.", "The water will condense into tiny droplets." ]
B
medmcqa_3507
medmcqa
The colorless or transparent pit and fissure sealants are usually
[ "Indicated only in case of rampant caries", "Accepted even though retention is limited", "Limited to buccal pits", "Indicated only before six years of age" ]
B
openbookqa_1608
openbookqa
Which of these are required in addition to a toaster to make toast?
[ "carpet", "power plant", "television", "satellite" ]
B
medmcqa_80
medmcqa
Delayed union of fracture of a bone follo-wing a surgical treatment may be due to
[ "Infection", "Inadequate circulation", "Inadequate mobilization", "All of the above" ]
D
D i.e. All
medmcqa_5941
medmcqa
Nodular growth of alveolus is seen in
[ "Paget's disease", "Osteomas", "Cementifying fibroma", "All of the above" ]
C
aquarat_17955
aquarat
what is the smallest integer that is multiple of 3,5,7
[ "A)A)105", "B)B)35", "C)C)200", "D)D)280" ]
A
It is the lcm of 3, 5 and 7 which is 105. The answer is A.
medmcqa_8562
medmcqa
True about Rabies a) Bats Transmit disease in some parts of the world b) Brainstem encephalitis is characteristic c) Negri bodies commonly found in thalamus and anterior pituitary d) Paraesthesia is not seen e) Recovery is the usual course
[ "ab", "abc", "abd", "bcd" ]
A
medmcqa_2663
medmcqa
Which of the following statements is true concerning the vascular response to injury?
[ "Vasoconstriction is an early event in the response to injury", "Vasodilatation is a detrimental response to injury with normal body processes working to avoid this process", "Vascular permeability is maintained to prevent fuher cellular injury", "Histamine, prostaglandin E2 (PGE2) and prostacyclin (PGI2) are...
A
After wounding, there is transient vasoconstriction mediated by catecholamines, thromboxane, and prostaglandin F2 (PGF2a). This period of vasoconstriction lasts for only five to ten minutes. Once a clot has been formed and active bleeding has stopped, vasodilatation occurs in an around the wound. Vasodilatation increas...
aquarat_1347
aquarat
A car covers a distance of 624 km in 6 ½ hours. Find its speed?
[ "A)104", "B)140", "C)200", "D)150" ]
A
624/6 = 104 kmph ANSWER A
mmlu_aux_1760
mmlu_auxiliary
Certainly no creature in the sea is stranger than the common sea cucumber . All living creatures, especially human beings, have their features, but everything about the little sea cucumber seems unusual. What else can be said about an unusual animal that eats mud, feeds almost continuously day and night but can live wi...
[ "It helps them to protect themselves from danger.", "It makes it easier for them to move through the mud.", "It makes them attractive to fish.", "It helps them to digest their food." ]
A
null
aquarat_22789
aquarat
To gain profit, a milkman adds 1.5 litre of water to a certain amount of milk. He sells the adulterated milk at Rs.28 per litre and pure milk costs Rs.36 per litre. Find the amount of milk.
[ "A)5.25", "B)5.27", "C)5.22", "D)5.21" ]
A
Explanation: Let the amount of milk be x. 36x = 28(x + 1.5) 36x = 28x + 42 8x = 42 x = 5.25 litres ANSWER:A
mmlu_aux_5130
mmlu_auxiliary
In the past 300 years, more than 130 species of animals have become _ . One of these extinct species is the passenger pigeon . At one time there were millions of these birds in North America, but now there are none. The last one died in the Cincinnati Zoo in 1914. Another extinct animal is the cape lion . The animal ha...
[ "The pollution", "Too much killing", "Too much hunting", "The war" ]
D
null
arc_easy_1022
arc_easy
Which would provide evidence of seafloor spreading?
[ "higher levels of salinity in the ocean water", "stronger currents at the surface of the ocean", "cooled magma found on the edge of the plates", "greater reproduction levels for organisms at the bottom of the ocean" ]
C
medmcqa_9592
medmcqa
28 weeks pregnancy with abdominal pain and fever. Ultrasonographic examination shows presence of fibroid. What is the next line of management-
[ "Hysterectomy", "Conservative management", "Termination", "Myomectomy" ]
B
Ans. is 'b' i.e., Conservative management o The presence ofpain and fever in a female in her mid pregnancy with ultrasound examination showing presence offibroid supports the diagnosis of red degeneration.Red Degeneration (Also known as Carneous Degeneration)o Occurs in pregnant females with presence of fibroid because...
arc_easy_1762
arc_easy
Which of these is the main contributor to the formation of hurricanes?
[ "high barometric pressure", "warm ocean air", "calm ocean surface", "dense surface air" ]
B
aquarat_10689
aquarat
A can give B 100 meters start and C 200 meters start in a kilometer race. How much start can B give C in a kilometer race?
[ "A)111.12", "B)111.18", "C)111.11", "D)111.98" ]
A
A runs 1000 m while B runs 900 m and C runs 800 m. The number of meters that C runs when B runs 1000 m, = (1000 * 800)/900 = 8000/9 = 888.88 m. B can give C = 1000 - 888.88 = 111.12 m.Answer: A
qasc_6090
qasc
What is hurt when the environment changes from green to brown?
[ "animals", "oceans", "humans", "forests" ]
D
medmcqa_8747
medmcqa
Which of the following is not a cause for neonatal jaundice manifesting for the first time in the second week: September 2008
[ "Rhesus incompatibility", "Hypothyroidism", "Jaundice due to breast milk", "Galactosemia" ]
A
Ans. A: Rhesus Incompatibility Jaundice appearing after 72 hours: Sepsis neonatorum' Neonatal hepatitis Extra hepatic biliary atresia Breast milk jaundice Metabolic disorders
qasc_1602
qasc
What prevent heat loss from the body after losing hair?
[ "gloves", "skin", "shoes", "hats" ]
D
aquarat_27346
aquarat
Every digit of a number written in binary is either 0 or 1. To translate a number from binary, multiply the nth digit (reading from right to left) by 2^(n-1) What is the largest prime number (written in binary) that is a factor of both 110000 and 1100000 ?
[ "A) 10", "B) 11", "C) 101", "D) 1011" ]
B
Binary Divison can provide a quick answer if you are comfortable with it. as option E is the biggest binary number we try with it first : 100010000/ 11 =10000 1000100000/ 11 =100000 so answer is option is B
mmlu_aux_4385
mmlu_auxiliary
Drawings of human colonies on other planets often picture the entire community under a glass or plastic bubble. The bubble is intended to create an atmosphere with adequate oxygen and other essential elements. But similar bubble-like structures have also been constructed on earth. One of the most famous, and controvers...
[ "conditions of life in Biosphere 2", "building controlled environments on other planets", "why Biosphere 2 failed in the past", "what makes a good biosphere colonist" ]
A
null
medmcqa_7870
medmcqa
True about vagal nuclei are all except?
[ "There are 4 vagal nuclei", "They are found in the floor of 4th ventricle", "Nucleus Ambiguous is a vagal nucleus", "Spinal trigeminal nucleus is not a vagal nucleus" ]
D
Ans. is'd'i.e., Spinal trigeminal nucleus is not a vagal nucleus(Ref: 'Functional and chemical anatomy of the afferent vagal system". Autonomic Neuroscience. 85 (I-3): I-17.)The vagus nerve includes axons which emerge from or converge onto four nuclei of the medulla.They are present deep in the medulla in the floor of ...
openbookqa_2915
openbookqa
Seconds are used to measure
[ "height", "passing of time", "time of day", "seconds of food" ]
B
aquarat_41030
aquarat
A train 120 meters long passes an electric pole in 12 seconds and another train of same length traveling in opposite direction in 8 seconds. The speed of the second train is
[ "A)60 Km", "B)66 Km", "C)72 Km", "D)62 Km" ]
C
speed of first train=120/12=10 m/s let speed of second train be x m/s. As they are approaching each other, relative speed is (10+x) m/s. distance between each other is 120+120=240 m. time of crossing each other is 8 sec =>240/(10+x)=8 =>x=20m/s = 20*18/5 km/hr = 72 kmph ANSWER:C
aquarat_41992
aquarat
A thief steals at a car at 2.30 p.m. and drives it at 60 km/hr. The theft is discovered at 3 p.m. and the owner sets off in another car at 75 km/hr. When will he overtake the thief?
[ "A)2", "B)78", "C)5", "D)6" ]
C
Suppose the thief is overtaken x hrs after 2.30 p.m. Then, distance covered by the owner in (x - 1/2) hrs. 60x = 75(x - 1/2) => x = 5/2 hrs. So, the thief is overtaken at 5 p.m. Answer: C
openbookqa_2527
openbookqa
Which absorbs more sunlight?
[ "palm frond", "a mirror", "maple syrup", "Wednesday" ]
A
medmcqa_3634
medmcqa
CSOM with Picket fence fever is seen in
[ "Meningitis", "Sigmoid Sinus Thrombosis", "Brain Abscess", "Extradural Abscess" ]
B
Sigmoid sinus thrombosis/lateral sinus thrombosis is an inflammation of inner wall of lateral venous sinus with formation of an intra sinus thrombus It occurs as a complication of chronic suppuration of middle ear or acute coalescent mastoiditis, and cholesteatoma Picket fence fever temperature never comes back to norm...
arc_easy_2250
arc_easy
A particular organism is able to survive in an environment due to a thick layer of fat beneath its skin. In which situation would the layer of fat most likely be a survival advantage?
[ "swimming in arctic waters", "eating large amounts of fish", "being preyed upon by other animals", "living in an environment with high temperatures" ]
A
medmcqa_2562
medmcqa
"Telescope fingers" occur in
[ "Rheumatic ahritis", "Rheumatoid ahritis", "Psoriatic ahritis", "Reiter's ahritis" ]
C
Ahritis mutilans (A feature of psoriatic ahritis) This is a deforming erosive ahritis targeting the fingers and toes; it occurs in 5% of cases of PsA. Prominent cailage and bone destruction results in marked instability. The encasing skin appears invaginated and 'telescoped' ('main en lorgnette') and the finger can be ...
qasc_780
qasc
some harmful organisms live how inside the body before multiplying inside cells
[ "immature", "dormant", "harmonious", "illness" ]
B
qasc_3302
qasc
Marine species live mainly in waters which are very rich in what
[ "liquid", "energy", "salt", "fish" ]
D
arc_challenge_313
arc_challenge
All of these are examples of the ways Earth and the Moon interact except
[ "the phases of the Moon.", "the tides on Earth.", "seasons on Earth.", "lunar eclipses." ]
C
qasc_7811
qasc
Molecules of tRNA and amino acids are assembled where?
[ "nucleoli", "A computer", "Cooking", "Most plants" ]
A
medmcqa_9002
medmcqa
A 5 year old male child has multiple hyperprigmented macules over the trunk. On rubbing the lesion with the rounded end of a pen, he developed uicarial wheal, confined to the border of the lesion. The most likely diagnosis is
[ "Fixed drug eruption", "Lichen planes", "Uicaria pigmentosa", "Uicarial vasculitis" ]
C
Darriers sign : uicarial wheal produced in a lesion after it is firmly rubbed with a finger or rounded end of a pen, the wheal is strictly confined to the borders of the lesion. Seen in uicarial pigmentosa, and rarely with cutaneous lymphoma or histiocytosiS FITZPATRICK TEXTBOOK OF DERMATOLOGY , PAGE 12.
mmlu_aux_2870
mmlu_auxiliary
Life on Mars could become a reality and it could happen in your lifetime. A welcoming planet Scientists say Earth's neighbor Mars, a bright red planet about half Earth's size, is the most likely to support human life. Mars even has frozen water on its surface. Since the late 1990s, NASA has been exploring Mars using re...
[ "Martian germs may be different from those on Earth.", "Martian germs may be brought back to Earth.", "People may carry germs to Mars.", "There may be germs on Mars." ]
B
null
aquarat_32635
aquarat
If two typists can type two pages in two minutes, how many typists will it take to type 72 pages in nine minutes?
[ "A)3", "B)4", "C)6", "D)16" ]
D
In 2 minutes 2 typists type 2 pages which means that in 9 minutes they will type 9 pages but to type 72 pages (8 times) we need 8 times more typists i.e. 2 x 8 = 16 typists. D
qasc_2400
qasc
What is the microscopic building block of any living being?
[ "trees", "cell", "oxygen", "moss" ]
B
aquarat_6654
aquarat
What proximate value should come in place of the question mark (?) in the following question? 6.695 × 1084 + 2568.34 – 1708.34 = ?
[ "A)6,000", "B)12,000", "C)10,000", "D)8,096" ]
D
? ≈ 6.7 × 1080 + 2560 – 1700 ≈ 7236 + 860 ≈ 8096 Answer D
qasc_2219
qasc
what are multicellular eukaryotes?
[ "horses", "fungi", "insects", "plants" ]
A
medmcqa_6747
medmcqa
Which of the following malignancy is MOST sensitive to radiotherapy?
[ "Serous cystadenoma", "Dysgerminoma", "Mucinous cystadenoma", "Teratoma" ]
B
Dysgerminomas are usually unilateral and are the most common type of germ cell tumor seen in patients with gonadal dysgenesis. They are highly radiosensitive and chemosensitive. Serous cystadenoma is the most common epithelial cell neoplasm. 70% of these tumors are benign and surgery is the treatment of choice. Mucinou...
mmlu_aux_1646
mmlu_auxiliary
The Ocean Institute welcomes people to the City of Dana Point's Festival of Whales celebration on both weekends.The event celebrates the migration of the whales off our coast.Respected ocean scientists of the ocean Institute introduce visitors to the world of whales.The speakers are arranged as the following. Saturday,...
[ "A large number of scientists will attend the Festival of Whales celebration.", "The Festival of Whales celebration will be held from March 5 to March 13.", "The Ocean Institute will hold the City of Dana Point's Festival of Whales.", "Four ocean scientists will tell visitors some information about whales." ]
D
null
qasc_3298
qasc
What kind of species are seahorses?
[ "horse", "seaweed", "edible", "marine" ]
D
mmlu_aux_3710
mmlu_auxiliary
Linus Pauling, the only person who has won two undivided Nobel Prizes, was born in Portland, Oregon. He attended Washington High School but because of an unimportant detail he did not receive his diploma until 1962, long after he had received his Bachelor's degree in chemical engineering from Oregon State College in 19...
[ "The \"behavior\" of molecules.", "Physical chemistry.", "Biological chemistry.", "The human body." ]
B
null
qasc_6887
qasc
What does an incandescent light bulb use to convert electricity into light
[ "energy", "light", "heat energy", "Tungsten" ]
D
aquarat_5898
aquarat
The flow of water through a drainage pipe was monitored for a 3-hour period. In the second hour, the rate of flow was 24 gallons per hour, which was 50 percent faster than the rate of flow for the first hour. If 25 percent more water flowed through the pipe in the third hour than it did in the second, how many gallons ...
[ "A)61.25", "B)62.5", "C)63.75", "D)70.0" ]
D
Rate of flow of water in second hour = 24 gallons per hour Rate of flow of water in first hour = 24/(3/2) = 16 gallons per hour Rate of flow of water in third hour = (125/100)* 24 = (5/4) * 24 = 30 gallons per hour Number of gallons of water that flowed through the pipe during the entire 3 hours = 16+24+30 = 70 gallons...
qasc_7894
qasc
Fungi increase the amount of what in soil
[ "one celled organisms", "organic matter", "Energy.", "roots" ]
B
qasc_4171
qasc
Why does a snake look for shelter in the winter?
[ "Protection", "Food", "adding heat", "Water" ]
A
aquarat_12776
aquarat
In a simultaneous throw of a pair of dice, find the probability of getting a total more than 10
[ "A)5/13", "B)2/15", "C)1 by 12", "D)3/17" ]
C
Total number of cases = 6*6 = 36 Favourable cases = [(5,6)(6,5),(6,6)] = 3 So Probability = 3/36 = 1/12 Answer is C
arc_easy_1190
arc_easy
All metabolic functions fall into one of two categories: a breaking down process (catabolic) or a building up process (anabolic). Which is an example of an anabolic process?
[ "respiration", "protein synthesis", "oxygen transport", "carbohydrate digestion" ]
B
qasc_277
qasc
What are the two ingredients of a saline solution?
[ "salt and water.", "Deoxyribonucleicacid", "water and iodine", "looseness" ]
A
medmcqa_168
medmcqa
Which of these is the most impoant indication for Strassmans Metroplasty done for a bicornuate uterus?
[ "Infeility", "Menorrhagia", "Repeated early pregnancy losses", "Associated vaginal atresia" ]
C
Habitual aboion is the most impoant indication for surgical treatment of women who have a double uterus. The aboion rate in women who have a double uterus is to three times greater than that of the general population. Best diagnosis of the condition is made by laparohysteroscopy. Strassmans Metroplasty
mmlu_aux_2661
mmlu_auxiliary
Plants can't communicate by moving or making sounds, as most animals do. Instead, plants produce volatile compounds ---- chemicals that easily change from a liquid to a gas. A flower's sweet smell, for example, comes from such volatile compounds to attract insects such as bugs and bees. Plants can also discover vola...
[ "They fixed 13 sensors inside the device.", "They presented it with all common crops.", "They collected different damaged leaves.", "They do tests on damaged and healthy leaves." ]
D
null
medmcqa_8644
medmcqa
A 6 - year - old boy with lymphoreticular malignancy has come for a cycle of chemotherapy. Which of the following investigatins need to be done for next 4 hours to diagnose tumour lysis syndrome?
[ "Urea, creatinine, chloride, Ca2+ and K+", "Urea, creatinine, phosphate, Ca2+ and K+", "Urea, creatinine, magnesium, Ca2+ and K+", "Urea, creatinine, sodium and phosphate" ]
B
Tumour lysis syndrome (TLS) - -Uric acid, phosphate and potassium are released in large quantities from death of tumour cells. -Hyperuricemia can lead to impairment of renal function, which fuher exacerbates the metabolic abnormalities. -Hypocalcaemia is a consequence of acute hyperphosphatemia with subsequent precipit...
qasc_6835
qasc
Feathers help birds fly and
[ "Absorb light", "get nutrients", "keep warm", "heat produced" ]
C
arc_easy_529
arc_easy
People are developing electric cars that would replace gasoline-burning cars. One major advantage of the electric car is that it
[ "accelerates faster.", "causes less pollution.", "gives a smoother ride.", "needs no battery." ]
B
mmlu_aux_7895
mmlu_auxiliary
The dam was put under much more stress after the
[ "drought", "huge rain storm", "breakup.", "party" ]
B
null
aquarat_27491
aquarat
The perimeter of an equilateral triangle is 60. If one of the sides of the equilateral triangle is the side of an isosceles triangle of perimeter 65, then how long is the base of isosceles triangle?
[ "A)10", "B)15", "C)20", "D)25" ]
D
The base of the isosceles triangle is 65-20-20= 25 units The answer is D.
arc_easy_310
arc_easy
John has diabetes. Which of the following should he be careful about eating or drinking?
[ "beef", "eggs", "milk", "fruit juice" ]
D
qasc_4064
qasc
heavy rains cause waters to what?
[ "rise rapidly", "Condensation", "parch the land", "dry the soil" ]
A
aquarat_29338
aquarat
hree persons A, B and C divide a certain amount of money such that A's share is Rs. 4 less than half of the total amount, B's share is Rs. 8 more than half of what is left and finally C takes the rest which is Rs. 14. Find the total amount they initially had with them? A. Rs. 61 B. Rs. 85
[ "A)20", "B)20", "C)30", "D)80" ]
D
Let the total amount be Rs. p. Let shares of A and B be Rs. x and Rs. y respectively. C's share was Rs. 14 we have, x + y + 14 = p ----- (1) From the given data, x = (p/2) - 4 ----- (2) Remaining amount = p - (p/2 - 4) => p/2 + 4. y = 1/2(p/2 + 4) + 8 => p/4 + 10 ----- (3) From (1), (2) and (3) p/2 - 4 + p/4 + 10 + 14 ...
aquarat_39534
aquarat
Raj invested an amount of Rs.17400 for two years. Find the rate of compound interest that will fetch him an amount of Rs.1783.50 at the end of two years?
[ "A)9", "B)8", "C)7", "D)5" ]
D
Let the rate of interest be R% p.a. 17400[1 + R/100]2 = 17400 + 1783.50 [1 + R/100]2 = (17400 + 1783.50)/17400 = 1 + 1025/10000 = 1 + 41/400 = 441/400 = [21/20]2 [1 + R/100] = 21/20 R/100 = 1/20 Therefore R = 5 Answer:D
qasc_1097
qasc
what contributes to meat toughness?
[ "digestion", "cartilage", "layers of fat", "h2o" ]
B
openbookqa_3004
openbookqa
Some farmers make a very good living because the crops they grow are sold to lots of people for
[ "feeding to Mars", "sustenance", "gravity", "metal" ]
B
arc_easy_612
arc_easy
All stars start forming in the same manner. Some follow the life cycle of the Sun, while others turn into neutron stars or black holes. Which property determines the fate of a star as it develops?
[ "mass", "location", "luminosity", "temperature" ]
A
mmlu_aux_3913
mmlu_auxiliary
A Chinese space capsule carrying three crew members has returned to Earth following a 13-day mission . Images of the capsule landing in Inner Mongolia at 10:05 local time were shown live on television. The astronauts, including China's first woman in space, carried out a successful manual docking with the Tiangong...
[ "to send the first female astronaut in space", "to prepare for the foundation of a space station", "to carry out a manual docking with the Tiangong-1", "to catch up with the first-class technology worldwide" ]
B
null
openbookqa_2774
openbookqa
If an organism dies then the population of that organism will what?
[ "lessen", "skyrocket", "rise", "grow" ]
A
aquarat_23297
aquarat
It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is:
[ "A)2 : 3", "B)3 : 2", "C)3 : 4", "D)4 : 3" ]
C
Explanation: Let the speed of the train be x km/hr and that of the car be y km/hr. Then, 120/x+480/y=8 =>1/x+4/y=1/15....(i) And, 200/x+400/y=25/3 =>1/x+2/y=1/24....(ii) Solving (i) and (ii), we get: x = 60 and y = 80. Ratio of speeds = 60 : 80 = 3 : 4. ANSWER IS C
qasc_5523
qasc
Certain aquatic organisms eaten by fish have what kind of life cycles?
[ "parasites", "varied", "complex", "gills" ]
B
medmcqa_4842
medmcqa
A patient is having thick, gray coating on the throat and tonsils, followed with fever, chills and swollen glands in the neck. Microscopic examination of nasopharyngeal or pharyngeal swab showed gram positive organism with a special stain. The constitutes of the stain are:-
[ "Crystal violet. Gram's iodine", "Toluidine blue, malachite green, glacial acetic", "Carbol fuchsin, acid alcohol, and methylene blue", "Methylene blue" ]
B
Gram positive organism causing gray colored coating (pseudomembrane) is Corynebacterium diphtheriae . So the specific stain is Albe stain. Contents of Albe stain:-Stain A- glacial acetic acid, malachite green ,toluidine blueStain B- KI + I2
openbookqa_1111
openbookqa
Seasons cause change to what?
[ "volcanic eruptions", "moon cycles", "prairies", "planets orbit" ]
C
aquarat_1100
aquarat
3.5 can be expressed in terms of percentage as?
[ "A)0.35%", "B)3.5%", "C)35%", "D)350%" ]
D
3.5 = 35/10 = (35/10 * 100) = 350% ANSWER:D
aquarat_13014
aquarat
The output of a factory was increased by 10% to keep up with rising demand. To handle the holiday rush, this new output was increased by 30%. By approximately what percent would the output now have to be decreased in order to restore the original output?
[ "A)20%", "B)24%", "C)30%", "D)32%" ]
C
The original output increases by 10% and then 30%. Total % change = a + b + ab/100 Total % change = 10 + 30 + 10*30/100 = 43% Now, you want to change it to 0, so, 0 = 43 + x + 43x/100 x = -43(100)/143 = 30% approximately Answer is C
aquarat_26119
aquarat
If x is equal to the sum of the integers from 40 to 50, inclusive, and y is the number of EVEN integers from 40 to 50, inclusive, what is the value of x+y ?
[ "A)171", "B)281", "C)391", "D)501" ]
D
sum s= n/2{2a+(n-1)d} = 11/2{2*40+ (11-1)*1} =11*45=495 =X number of even number =( 50-40)/2 +1 = 6= Y X+Y = 495+6 =501 D
qasc_7781
qasc
zinc has a positive impact after what
[ "surgery", "leukemia", "Cooking", "cycles" ]
A
qasc_5643
qasc
a rainbow is formed by what into all different colors?
[ "movement", "diffraction", "photons", "shaping" ]
B
openbookqa_2972
openbookqa
What time are you most likely to see a rainbow
[ "10:00 A.M.", "9:00 P.M.", "3 A.M.", "Midnight" ]
A
mmlu_aux_2589
mmlu_auxiliary
On a cool summer night in Wyoming, Dean Biggins waits patiently in his truck. Suddenly, Biggins, a wildlife biologist, spots a pair of eyes in the distance. Baggins can't believe his luck: He's just caught sight of a black-footed ferret --one of the world's rarest animals. Just over a century ago, hundreds of thousand...
[ "They take measures to stop the disease spreading.", "They call on people to stop hunting the animals.", "They set ferrets free when they are two months old.", "They train the animals so they can survive in the wild." ]
D
null
medmcqa_4620
medmcqa
Epigenetic deals with genetic modifications that do not alter the sequence of DNA. All of the following can detect epigenetic modification except:
[ "HPLC", "Methylation specific PCR", "Bisulphite method", "ChIP on Chip" ]
A
Ans. a. HPLC (Ref: Robbins 9/e p180, 319-320 8/e p180-181)Methylation specific PCR, Bisulphite method and ChlP on Chip can detect epigenetic modification but not the HPLC.'Epigenetics is defined as the study of heritable chemical modification of DNA or chromatin that does not alter the DNA sequence itself Examples of s...
aquarat_13450
aquarat
If two numbers are in the ratio 5:2. If 10 is added to both of the numbers then the ratio becomes 5:4 then find the largest number?
[ "A)3", "B)7", "C)4", "D)5" ]
D
5:2 5x + 10 : 2x + 10 = 5 : 4 5[2x + 10] = 4[5x + 10] 10x + 50 = 20x + 40 20x - 10x = 50 - 40 x = 1 Then the first number is = 5X 5x = 5 Option 'D'
aquarat_17553
aquarat
Find the length of the wire required to go 15 times round a square field containing 69696 m2.
[ "A)15840 m", "B)16840 m", "C)15820 m", "D)15640 m" ]
A
a2 = 69696 => a = 264 4a = 1056 1056 * 15 = 15840 ANSWER:A
medmcqa_5186
medmcqa
Most fatal amoebic encephalitis is caused by ?
[ "E.histolytica", "Naeglaria", "E. dispar", "Acanthamoeba" ]
B
Ans. is 'b' i.e., Naeglaria . Amongst the given options Naeglaria and Acanthamoeba cause amoebic encephalitis. " The prognosis of Naeglaria encephalitis is uniformaly poor, most patients die within a week."---Harrison "Acanthamoeba encephalitis follows a more indolent course."----- Harrison . So, amongst the given opti...
aquarat_19760
aquarat
In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:
[ "A)2700", "B)2900", "C)3000", "D)3100" ]
A
Number of valid votes = 80% of 7500 = 6000. Valid votes polled by other candidate = 45% of 6000 = 45 divided by 100x6000 =2700 Answer: Option A
arc_easy_1231
arc_easy
Which process in the water cycle returns water from the surface of Earth to the atmosphere?
[ "condensation", "evaporation", "precipitation", "runoff" ]
B
aquarat_21039
aquarat
Ten people take a test and the scores are 40, 45, 45, 50, 50, 60, 70, 75, 95, 100. Find the amount of people that scored between the median and mean scores of the tests.
[ "A)Two", "B)Four", "C)One", "D)Three" ]
C
The median = (the average of two middle terms) = (50 + 60)/2 = 55. The mean = (the sum)/(# of terms) = 630/10 = 63. Only 60 is between 55 and 63. Answer: C.
medmcqa_1657
medmcqa
Which is not synthesized by the vascular epithelium?
[ "Prostacyclin", "Angiotensin 2", "Endothelin", "Heparin" ]
B
Endothelial cells constitute a large and impoant tissue. They secrete many growth factors and vasoactive substances. The vasoactive substances include prostaglandins and thromboxanes, nitric oxide, and endothelins.Lungs activate angiotensin I to angiotensin II; this reaction is paicularly prominent in the lungsRef: Gan...
medmcqa_8408
medmcqa
Which of the following statements about vigabatrin is TRUE?
[ "Blocks neuronal reuptake of GABA", "Drug of choice in absence seizures", "Life threatening skin disorders may occur", "Visual disturbances can occur" ]
D
(Ref: KDT 6/e p410) Vigabatrin act by inhibiting the enzyme GABA transaminase (involved in breakdown of CABA). It is used for the treatment of paial and generalized seizures. It is also used to treat infantile spasms. Visual disturbances are very impoant adverse effect of this agent.
qasc_2774
qasc
Behaviors that improve fitness increase through
[ "differential reproduction", "produce offspring", "biological diversity", "metabolic reaction" ]
A
medmcqa_7103
medmcqa
Ureteric constriction is seen at all the following positions, except
[ "Ureteropelvic junction", "Ureterovesical junction", "Crossing of iliac aery", "Ischial spine" ]
D
Ureter has three constrictions, which are the most common sites of renal calculus obstruction: at the pelvi-ureteric junction (PUJ) of the renal pelvis and the ureter as the ureter enters the pelvis and crosses over the common iliac aery bifurcation at the vesicoureteric junction (VUJ) as the ureter obliquely enters th...
aquarat_22656
aquarat
A, Band C can do a piece of work in 11 days, 20 days and 55 days respectively, working alone. How soon can the work be done if A is assisted by Band C on alternate days?
[ "A)7 days", "B)8 days", "C)9 days", "D)10 days" ]
B
(A+B)'s 1 day's work = 1/11+1/20 = 31/220 (A+C)'s 1 day's work = 1/11+1/55 = 6/55 work done in 2 day's = 31/220+6/55 = 55/220 = 1/4 1/4th work done in 2 days work done= 4*2 = 8 days ANSWER:B
pubmedqa_814
pubmedqa
Could ESC (Electronic Stability Control) change the way we drive?
[ "yes", "no", "maybe" ]
A
qasc_1074
qasc
What are hosted, but don't usually kill their host?
[ "ferns", "deadly viruses", "insects", "tapeworms" ]
D
pubmedqa_392
pubmedqa
Is high-sensitivity C-reactive protein associated with carotid atherosclerosis in healthy Koreans?
[ "yes", "no", "maybe" ]
B
aquarat_20691
aquarat
On day one, a store sold 125 bags. On each of the next d days, the company sold 83 bags. If the average daily sales of bags over this time period (including day one) is 90 bags, what is the value of d?
[ "A)4", "B)5", "C)6", "D)7" ]
B
125 + 83d = 90(d+1). 7d = 35. d = 5. The answer is B.
arc_challenge_216
arc_challenge
Which occurs as the kinetic energy of water molecules increases?
[ "Water vapor becomes ice.", "Liquid water becomes ice.", "Water vapor becomes liquid water.", "Liquid water becomes water vapor." ]
D
medmcqa_971
medmcqa
The best method of teaching an urban slum about ORS is -
[ "Lecture", "Role play", "Demonstration", "Flash card" ]
C
A demonstration is a carefully prepared presentation to show how to perform a skill or procedure.Here a procedure is carried out step by step before an audience or the target group,the demonstrator asceaining that the audience understands how to perform it (refer pgno:864 park 23 rd edition)
mmlu_aux_5318
mmlu_auxiliary
Unless we spend money to spot(,) and prevent asteroids now, one might crash into Earth and destroy life as we know it, say some scientists. Asteroids are bigger versions of the meteoroids that race across the night sky. Most orbit the sun far from Earth and don't threaten us. But there are also thousands of asteroids...
[ "They are heavenly bodies different in composition.", "They are heavenly bodies similar in nature.", "They are more asteroids than meteoroids.", "Asteroids are more mysterious than meteoroids." ]
B
null
openbookqa_979
openbookqa
The Earth is going to be completing a full rotation. A child notes this, and knows that it means that
[ "a cloud is going to rain", "the moon is in the sky", "a day has passed on Jupiter", "the sun rose, set and rose again" ]
D
medmcqa_1164
medmcqa
Which body pa is represented superiorly and medially within the postcentral gyrus?
[ "Upper limb", "Lower limb", "Abdomen", "Genitalia" ]
B
In the postcentral gyrus (somatosensory area) of each hemisphere, the sensory information from the opposite side of the body is received. The lower limb representation is found in the superior and medial poion of the postcentral gyrus (see the figure below). The lateral poion of the postcentral gyrus receives somatic s...
aquarat_46571
aquarat
c can run a kilometer race in 4 1/2 min while d can run same race in 5 min. How many meters start can c give d in a kilometer race, so that the race mat end in a dead heat?
[ "A)m", "B)m", "C)m", "D)m" ]
D
c can give d (5 min - 4 1/2 min) = 30 sec start. The distance covered by d in 5 min = 1000 m. Distance covered in 30 sec = (1000 * 30)/300 = 100 m. c can give d 100m start. ANSWER:D
arc_easy_614
arc_easy
A student mixed baking soda with vinegar and observed that the reaction was endothermic. When is a reaction endothermic?
[ "when it is reversible", "when it can be repeated", "when it requires heat to make it happen", "when energy is released by the process" ]
C