id
string
dataset
string
question
string
options
list
answer
string
explanation
string
qasc_6450
qasc
What do producers use to make food?
[ "bees", "pesticides", "glucose", "The sun" ]
D
arc_easy_837
arc_easy
Most birds sit on their eggs until they hatch. Which of these is the most important reason why birds sit on their eggs?
[ "to keep the eggs inside the nest", "to keep the eggs warm", "to protect the eggs from the wind", "to protect the eggs from the rain" ]
B
medmcqa_7094
medmcqa
Fenestration operation is which type of tympanoplasty?
[ "Type - 2", "Type - 3", "Type - 4", "Type - 5" ]
D
Types of Tympanoplasty Wullstein classified tympanoplasty into five types . Type I Defect is perforation of tympanic membrane which is repaired with a graft. It is also called myringoplasty. Type II Defect is perforation of tympanic membrane with erosion of malleus. Graft is placed on the incus or remnant of malleus. T...
qasc_1770
qasc
How are bacteria destroyed on a stove?
[ "Cooking", "Oxygenating", "Low temperatures", "dangerous" ]
A
medmcqa_1855
medmcqa
The mode of action of Lanatoprost in glaucoma:
[ "Increasing trabecular outflow", "Releasing pupillary block", "Decreasing aqueous humour formation", "Increasing uveoscleral outflow" ]
D
Lantanoprost is prastoglandin in nature and decrease the intraocular pressure by increasing uveoscleral outflow of aqueous humour. It is very good adjunctive therapy along with betablockers, dorzolamide and pilocarpine. Ref: A.K KHURANA (2005), Chapter 9, "Glaucoma", In the book, "Opthalmology", 3rd Edition, Newdelhi, ...
medmcqa_5544
medmcqa
An athletic male with itchy lesion at groin as shown below, causative agent can be all EXCEPT:
[ "Trichophyton", "Microsporum", "Epidermophyton", "Aspergillus" ]
D
Ans. d. AspergillusThe itchy lesion in picture is a typical dermatophyte infection, and its known Jock's itch or Tineacruris. It is also known as Dhobi's itch. Since it is a dermatophyte infection, it cannot be caused by Aspergillus.
aquarat_4561
aquarat
What number comes next in this Number series. 3 4 4 6 9 7 8 ? *Hint: check calender
[ "A)8", "B)3", "C)6", "D)1" ]
A
E 8 (the number of letters in the month December) May : 3 letters June : 4 letters July : 4 letters August: 6 letters September : 9 letters October : 7 letters November : 8 letters
aquarat_26293
aquarat
Eighty percent of the lights at Hotel California are on at 8 p.m. a certain evening. However, forty percent of the lights that are supposed to be off are actually on and ten percent of the lights that are supposed to be on are actually off. What percent E of the lights that are on are supposed to be off?
[ "A)22(2/9)%", "B)16(2/3)%", "C)11(1/9)%", "D)10%" ]
D
Is the Answer D. let me try.. Let the light which are supposed to be OFF = SO Let the light which are supposed to be ON = SN Let the light which are ACTUALLY OFF = AO Let the light which are ACTUALLY ON = AN Let the total no. of lights be 100, So ACTUALLY ON lights = 80 And ACTUALLY OFF lights = 20 Also given >> forty ...
arc_easy_125
arc_easy
Until recently the Grand Canyon was thought to be about 5-6 million years old. Recently a scientist gathered data and wrote a paper for a scientific journal that indicated the canyon is about 17 million years old. Before this new information about the canyon is accepted, which of these needs to occur?
[ "The scientist needs to publish additional papers.", "The scientist needs to obtain government support.", "Other scientists need to state their beliefs.", "Many scientists need to evaluate the data." ]
D
mmlu_aux_2983
mmlu_auxiliary
Could a grizzly bear move to your neighborhood? If you live in the U.S. West, the answer may be yes. People and grizzly bears are living closer together now. The grizzly bear is one of the largest meat-eating land animals in North America. In the early 1800s, about 50,000 grizzly bears lived there. Today there're far f...
[ "Grizzly bears are always friendly to the people living in grizzly countries.", "It is certain that grizzly bears and people can live together peacefully.", "Grizzly bears are protected only in and around Yellowstone National Park.", "The grizzly bear is one of the largest meat-eating animals in North America...
B
null
mmlu_aux_3042
mmlu_auxiliary
Lichens are difficult to see. They don't move. They often mix into the living place. You might not even recognize one if you are looking right at it. Lichens live on rocks, branches, houses, and even metal street signs. You can find these colorful organisms almost everywhere -- from deserts to rainforests, and from...
[ "lichens can be used to better understand the environment", "lichens don't have any differences in colors or sizes", "lichens don't use photosynthesis like a green plant", "scientists have discovered every kind of lichen" ]
A
null
medmcqa_6452
medmcqa
A pateint with cervix cancer is mised by a screeing test and later diagnosed with advanced disease. This time interval is called
[ "Lead time", "Screening time", "Serial interval", "Generation time" ]
A
.lead time is actually the advantage gained by screening.the priod between the diagnosis by early detection and diagnosis by other means.detection programmes should therfore concentrate on those conditions where the time lag between the disease&;s onset and its final critical point is sufficiently long to be suitable f...
medmcqa_2004
medmcqa
All of the following antifungal drugs inhibit ergosterol biosynthesis EXCEPT :
[ "Ketoconazole", "Fluconazole", "Amphotericin B", "None of these" ]
C
arc_easy_2058
arc_easy
Which is a major organ of the nervous system?
[ "brain", "stomach", "lung", "bone" ]
A
aquarat_24274
aquarat
The H.C.F. of two numbers is 38 and the other two factors of their L.C.M. are 12 and 10. The larger of the two numbers is:
[ "A)678", "B)456", "C)234", "D)476" ]
B
: Explanation: Clearly, the numbers are (38 x 12) and (38 x 10). {\color{Blue} \therefore } Larger number = (38 x 12) = 456. Answer: B)456
pubmedqa_293
pubmedqa
Does the familial transmission of drinking patterns persist into young adulthood?
[ "yes", "no", "maybe" ]
C
aquarat_19687
aquarat
Anand and Deepak started a business investing Rs. 800 and Rs. 1200 respectively. Out of a total profit of Rs. 2000, Deepak's share is:
[ "A)3776", "B)2687", "C)1200", "D)2688" ]
C
Ratio of their shares = 800 : 1200 = 2:3 Deepak's share = 2000 * 3/5 = Rs. 1200. Answer: C
medmcqa_4469
medmcqa
A mother brings her 1 year old child to the hospital with complaints that he turns blue while breastfeeding. It resolves when he assumes a squatting position. On examination, a cleft palate is seen. Labs show hypocalcemia. Which of the following abnormalities are expected to be seen in the lymphoid organs?
[ "Decreased size of periaeriolar lymphoid sheath of spleen", "Increased size of spleenic follicles", "Increased size of para coical areas of lymph nodes", "Decreased size of germinal centres of lymph nodes" ]
A
Decreased size of paracoical areas of lymph nodes is expected as this child has DiGeorge Syndrome. DiGeorge Syndrome: Deficient CMI is seen due to aplasia of thymus and hence deficiency of T cells. This leads to paracoical areas of lymph nodes and periaeriolar sheaths of the spleen being reduced in size. B cells are us...
aquarat_44504
aquarat
In the formula V = (4r)^2, if r is halved, then V is multiplied by
[ "A)64", "B)8", "C)1/4", "D)1/8" ]
C
Say r=2 => V1 = 16 when r=1; V2 = 4 V2 = 1/4*V1. Answer : C
aquarat_8871
aquarat
If a, b, c are consecutive positive integers and a<b<c, which of the following must be true? I. c-b=1 II. abc is an even integer III. (a+b+c)/3 is an integer
[ "A)I, II & III", "B)II", "C)I and II", "D)II and III" ]
A
1. c-b=1 --> a, b, c are consequitive positive integers and a<b<c then c=b+1 --> c-b=1. So this statement is always true; 2. abc is an even integer --> out of any 3 consecutive integers at least one must be even thus abc=even. So this statement is also always true; 3. (a+b+c)/3 is an integer --> the sum of odd number o...
openbookqa_2005
openbookqa
A deer created a rose garden by
[ "pooping", "feelings", "time travel", "screaming" ]
A
aquarat_7043
aquarat
y = 248 - 343x Which of the following values of x gives the greatest value of y in the equation above?
[ "A) 200", "B) 100", "C) -7", "D) 0" ]
C
Clearly, the negative value of x will result in maximum value of y. Don't even look at the rest of the answer choices as only one negative value is being present. Answer is C
aquarat_30424
aquarat
A six-sided die is rolled once. What is the probability that the number rolled is an even number greater than 5?
[ "A)2 / 3", "B)1 / 6", "C)3 / 3", "D)4 / 5" ]
B
Only 6 so, 1 / 6 correct answer B
medmcqa_7693
medmcqa
Bias is unlikely to invalidate cohort studies used to assess risk of exposure because -
[ "Data collection is prospective", "Large number of subjects is usually included", "Exposure is usually determined prior to disease occurrence", "Actual relative risk can be determined" ]
C
arc_challenge_935
arc_challenge
When a plant wilts, the stomata close. How does this help the plant?
[ "It increases photosynthesis.", "It reduces further water loss.", "It increases cellular respiration.", "It reduces water intake by roots." ]
B
aquarat_4152
aquarat
The simple interest accrued on an amount Rs.10,000 at the end of two years is same as the compound interest on Rs.8,000 at the end of two years. The rate of interest is same in both the cases. What is the rate of interest?
[ "A)80% p.a", "B)100% p.a.", "C)40% p.a", "D)44% p.a" ]
C
Given that Rs.10,000 is invested in S.I for two years and Rs.8,000 in C.I for two years => C.I - S.I =>9,000 { [1 + r/100]2 - 1} = (10,000)2r /100 => 9{ 1 + 2r/100 + r2 / (100)2 - 1} = r/5 => r = 0% of 40% Since r!= 0%, r =40% ANSWER:C
mmlu_aux_4325
mmlu_auxiliary
Most people regard zoos as safe places for animals, where struggles such as difficulty finding food and avoiding predators don't exist. Without such problems, animals in zoos should live to a ripe old age. But that may not be true for the largest land animals on Earth. Scientists have known that elephants in zoos ofte...
[ "develop health problems.", "1ive to a ripe old age.", "are not afraid of predators.", "have difficulty eating food." ]
A
null
mmlu_aux_4532
mmlu_auxiliary
OSLO ( Reuters) -Six of the world's eight bear species are under threat of extinction after the addition yesterday of the sun bear, the world's smallest type of bear, to a "Red List" which says China's panda is most at risk. The sun bear is threatened partly by poachers who sell its bile as medicine, said the World C...
[ "2.", "3.", "4.", "5." ]
B
null
qasc_2615
qasc
What are the key cells in an allergy attack?
[ "layers of fat", "Lymphocytes.", "fur and fat", "bone cells" ]
B
aquarat_12551
aquarat
An employer pays Rs. 30 for each day a worker works, and forfeits Rs. 5 for each day he is idle. At the end of 60 days, a worker gets Rs. 500. For how many days did the worker remain idle?
[ "A)52", "B)27", "C)99", "D)61" ]
A
Explanation: Suppose the worker remained idle for m days. Then, he worked for (60 - m) days. 30 (60 - m) – 5m = 500 1800 – 25m = 500 25m = 1300 m = 52 So, the worker remained idle for 52 days. ANSWER: A
mmlu_aux_8093
mmlu_auxiliary
If members of a species are born then what of the species increases?
[ "food", "populace", "transportation", "deaths" ]
B
null
pubmedqa_384
pubmedqa
Bactericidal activity of 3 cutaneous/mucosal antiseptic solutions in the presence of interfering substances: Improvement of the NF EN 13727 European Standard?
[ "yes", "no", "maybe" ]
C
medmcqa_8988
medmcqa
A 32 years old male has got clean wound without laceration. He had booster dose of TT 6 years back. What is next line of management?
[ "Wound care with single dose of tetanus toxoid", "Wound care with Human Tet Ig with tetanus toxoid single dose", "Wound care with complete course of tetanus toxoid", "Wound care with no immunization" ]
A
Ans. is 'a' i.e., Wound care with single dose of tetanus toxoidThe given patients belongs to category B (Booster dose between 5-10 years back). Thus, the requires wound care and single dose of TT.
mmlu_aux_8585
mmlu_auxiliary
Which likely is using its circulatory system?
[ "a tree standing in the woods", "a horse after a race", "a car during an auto meet", "a rock down to the molecular level" ]
B
null
arc_challenge_606
arc_challenge
Which of the following is least likely to change from a solid state to a liquid state when heat is applied?
[ "butter", "paper", "ice", "candle wax" ]
B
openbookqa_799
openbookqa
H2O allows for the conduction of
[ "electrical potential", "land", "neurons", "people" ]
A
openbookqa_3305
openbookqa
Which would be considered exhaustible?
[ "solar", "oil", "wind", "water" ]
B
aquarat_46142
aquarat
If the Average of 10 consecutive integers is 22.5 then the 10th integer is :-
[ "A)15", "B)20", "C)23", "D)27" ]
D
The average falls between the 5th and 6th integers, integer 5 = 22, integer 6 = 23. Counting up to the tenth integer we get 27. ANSWER:D
medmcqa_2083
medmcqa
Which of the following anticancer drug can cause flagellated dermatitis?
[ "Cisplatin", "L-asparginase", "Doxorubicin", "Bleomycin" ]
D
FLAGELLATED DERMATITIS: It is characterised by pruritic, erythematous, linear streaks that resemble whiplash marks, hence the name flagellated. Bleomycin is metabolized by an enzyme hydrolase. This enzyme is deficient in skin and lungs. Therefore, the major adverse effects of bleomycin is related to skin (flagellated d...
aquarat_26203
aquarat
A, B and C enter into a partnership. They invest Rs. 60,000, Rs. 80,000 and Rs. 1,20,000 respectively. At the end of the first year, B withdraws Rs. 40,000, while at the end of the second year, C withdraws Rs. 80,000. In what ratio will the profit be shared at the end of 3 years ?
[ "A)9 : 14 : 8", "B)9 : 8 : 14", "C)9 : 4 : 2", "D)9 : 4 : 1" ]
B
A : B : C = (60000 x 36) : (80000 x 12 + 40000 x 24) : (120000 x 24 + 40000 x 12) = 216 : 192 : 336 = 9 : 8 : 14. Answer: B
medmcqa_9679
medmcqa
Intercourse can be cumbersome, annoying & also 'Noisy' with the use of which of the following :
[ "Male condom", "Female condom", "IUCD", "Vaginal ring" ]
B
Disadvantages of female condoms: 1. Intercourse is noisy, and slippage occurs in about one in 5-10 uses; however, female condom rarely breaks. 2. Occasionally the penis is introduced, by mistake, outside the female condom, which may lead to pregnancy and STDs including HIV. 3. It is an expensive method.
qasc_4231
qasc
What causes an object to combust?
[ "heating liquids", "friction", "It gets heated up", "incineration" ]
D
arc_easy_1888
arc_easy
There is a river at the base of Mount Tom. In the spring the water level is usually very high. In the summer it is lower. The higher level of water during the spring comes from
[ "hurricanes.", "melting snow.", "tornadoes.", "evaporating water." ]
B
medmcqa_1648
medmcqa
Positive dipstick for RBC with red color urine and red supernatant and clear sediment with positive dipstick -
[ "Porphyria", "Hematuria", "Hemolysis", "Rhabdomyolysis" ]
D
Answer- D. RhabdomyolysisIf a urine dipstick of the red supernatant is positive for heme, the patient has either hemoglobinuria or myoglobinuria.If a urine dipstick of the red supernatant is negative for heme, the patient may have one of a variety of unusual conditions
aquarat_3701
aquarat
If ab+bc+ca=0,What is the value of a^2+b^2+c^2?
[ "A)(a^2+b^2+c^2)/2", "B)(a+b+c)^2", "C)(a^2+b^2+c^2)^2", "D)a+b+c" ]
B
The option B is correct. The formula (a+b+c)^2=a^2+b^2+c^2+2(ab+bc+ca). (a+b+c)^2=a^2+b^2+c^2+2(0). a^2+b^2+c^2=(a+b+c)^2 is the answer
qasc_1950
qasc
How many types of introns are there?
[ "Length", "four", "Many", "SO2" ]
C
arc_challenge_1108
arc_challenge
Which adaptation often helps an animal attract a mate?
[ "hibernation", "camouflage", "coloration", "migration" ]
C
arc_challenge_508
arc_challenge
A bowling ball sitting motionless on a table exerts a downward force on the table. The force exerted by the table must be
[ "equal to the force of the ball.", "continually changing with the ball.", "greater than the force of the ball.", "less than the force of the ball." ]
A
openbookqa_156
openbookqa
if a person remotely controls a machine to do something, which of these is required?
[ "a thing for information", "these are all incorrect", "a meal to eat", "a floral plant life" ]
B
qasc_5683
qasc
What conserve body heat with their hair or fur?
[ "foxes", "snakes", "goats", "whales" ]
A
mmlu_aux_6957
mmlu_auxiliary
What does gravity cause substances on a planet?
[ "things to move sideways", "things to be moved upwards", "things to descend to the lowest surface possible", "things to stay in the same place" ]
C
null
pubmedqa_848
pubmedqa
Is ganglionated plexi ablation during Maze IV procedure beneficial for postoperative long-term stable sinus rhythm?
[ "yes", "no", "maybe" ]
B
arc_easy_1664
arc_easy
What energy transformation occurs when an electric lamp is turned on?
[ "electrical energy to light and heat energy", "light energy to electrical and mechanical energy", "heat energy to electrical and light energy", "electrical energy to mechanical and heat energy" ]
A
aquarat_24834
aquarat
Plane leaves from Chelsea every 40 minutes from West Ham airport. Air hostess told Frank Lampard that the plane had left 25 minutes ago and the next plane for Chelsea will leave at 7:00 p.m. At what time air hostess convey this information to Frank Lampard?
[ "A)5:35 p.m", "B)6:45 p.m", "C)7:35 p.m", "D)8:35 p.m" ]
B
Solution: Explanation: Time of Frank Lampard last missed plane = 7:00 p.m - 40 min = 6:20 p.m As this information has been given to Frank Lampard 25 minutes after the plane has already left, the air hostess gave the information at 6:20 p.m + 25 min = 6:45 p.m Answer B
qasc_4936
qasc
what results does exposure to tobacco smoke have?
[ "a hazard", "deadly", "negative", "alters hearing" ]
B
arc_challenge_744
arc_challenge
How does too much fishing in an area affect its ecosystem?
[ "The fish will lay many more eggs to replace the fish that were caught.", "Organisms that eat the fish could become endangered due to starvation.", "Organisms that the fish eat will become endangered.", "People could eat too many fish and become ill.." ]
B
mmlu_aux_5074
mmlu_auxiliary
Have you ever seen a horse with toes ?Millions of years ago, horses had many toes. They had four toes on each front foot. They had three toes on each back foot. The horses were no bigger than the cats.These small horses lived in the forest. The toes helped the horses run on the soft, wet ground. At first, it was very h...
[ "Very warm", "Very hot", "Very cold", "Very cool" ]
B
null
medmcqa_1346
medmcqa
Function of peroxisomes is:
[ "Generate hydrogen peroxide", "Degrade hydrogen peroxide", "Both", "None" ]
C
Peroxisomes are associated with: Production of peroxides and degradation of peroxides
medmcqa_9249
medmcqa
Which is not the indication of CT in head trauma
[ "Seizures", "Loss of consciousness", "GCS < 14", "ENT bleed" ]
C
GCS < 13 is an indication for CT
medmcqa_9845
medmcqa
FALSE with respect to Progestase is
[ "It releases 65 mcg of progesterone per day", "Effective life is 1 year", "It is a subdermal implant", "It reduces menstrual blood loss" ]
C
Progesterone IUD (Progestase) The veical shaft is fitted with a capsule containing 38 mg of progesterone dispensed in silicone oil. It delivers progesterone to the uterus at the rate of 65 micrograms/day. Though a few sources claim the effectiveness to be of 2 years, the US Food and Drug Administration (USFDA)-approved...
arc_easy_1300
arc_easy
How does a student best avoid becoming dehydrated during a field investigation on a hot day?
[ "drink water from a bottle", "wear a wide-brimmed hat", "drink a lot before leaving school", "drink from a clear running stream" ]
A
medmcqa_1117
medmcqa
An elderly woman suffering from schizophrenia is on antipsychotic medication. She developed purposeless involuntary facial and limb movements, constant chewing and puffing of cheeks. Which of the following drugs is least likely to be involved in this side effect -
[ "Haloperidol", "Clozapine", "Fluphenazine", "Loxapine" ]
B
Purposeless involuntary facial and limb movements, constant chewing and puffing of checks suggest the diagnosis of tardive dyskinesia (an extrapyramidal side effect of antipsychotics). Clozapine does not produce extrapyramidal side effects.
aquarat_20674
aquarat
If it would take one machine 20 minutes to fill a large production order and another machine 30 minutes to fill the same order, how many minutes would it take both machines working together, at their respective rates, to fill the order?
[ "A)10min", "B)12min", "C)15min", "D)20min" ]
B
This question can be solved using the Work Formula: Work = (A)(B)/(A+B) where A and B are the individual completion rates of the respective entities (for the same job). We're told that one machine takes 10 minutes to complete a job and another machine takes 12 minutes to complete the same job. Plugging in those values ...
medmcqa_9922
medmcqa
40/F presented to AIIMS OPD with the following findings-Hb-9.8gm%, TLC= 15,700/cumm, Platelet counts 3 lac/cumm. Peripheral smear showed increased neutrophils with 14 % blasts, 15% myelocytes and metamyelocytes with some dysplasia. Cytogenetic study revealed t(8;21). What is your diagnosis?
[ "AML", "CML", "MDS", "ALL" ]
A
Ans. (a) AML(Ref: Robbins 9th/pg 612; 8th/pg 622)This 40 yr old female is presenting with leukocytosis and increased blast counts in the peripheral smear. The cytogenetic study done here shows t(8;21). This finding is suggestive of Acute myeloid leukemia even if there are <20% blast counts.It cytogenetic abnormalities ...
medmcqa_772
medmcqa
The earliest manifestation of increased intracranial pressure following head injury is:
[ "Ipsilateral pupillary dilatation", "Contralateral pupillary dilatation", "Altered mental status", "Hemiparesis" ]
C
Early signs of elevated iCP include drowsiness and a diminished level of consciousness (altered mental status). Coma and unilateral papillary changes are late signs and require immediate intervention. Ref: Harrison's Internal Medicine, 16th Edition, Page 1633; Clinical Hepatology: Principles and Practice of Hepatobilia...
aquarat_6832
aquarat
A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in?
[ "A)22 1/2", "B)22 1/3", "C)23", "D)23 1/2" ]
A
Ratio of times taken by A and B = 1 : 3. The time difference is (3 - 1) 2 days while B take 3 days and A takes 1 day. If difference of time is 2 days, B takes 3 days. If difference of time is 60 days, B takes 3 x 60 = 90 days. 2 So, A takes 30 days to do the work. A's 1 day's work = 1 30 B's 1 day's work = 1 90 (A + B)...
arc_challenge_825
arc_challenge
A change in the density of air can result in a breeze. Which diagram best shows a series of energy transfers that begins with the Sun and results in a breeze?
[ "radiation → conduction → breeze", "radiation → conduction → convection → breeze", "convection → radiation → breeze", "convection → conduction → radiation → breeze" ]
B
qasc_4366
qasc
What does movement designed to work a specific muscle or muscles do?
[ "Positive impact on health.", "It helps them survive", "Muscle atrophy.", "Graphic design." ]
A
mmlu_aux_2999
mmlu_auxiliary
Space is a dangerous place, not only because of meteors but also because of rays from the sun and other stars. The atmosphere again acts as our protective blanket on earth. Light gets through, and this is necessary for plants to make the food that we eat. Heat, too, makes our environment endurable. Various kinds of r...
[ "the Apollo mission was very successful", "astronauts will have deformed children or grandchildren", "protection from space radiation is no easy job", "radiation is not a threat to well-protected space explorers" ]
C
null
aquarat_44766
aquarat
The sum of the present ages of two persons A and B is 54. If the age of A is twice that of B, find the sum of their ages 5 years hence?
[ "A)50", "B)64", "C)70", "D)80" ]
B
A + B = 54, A = 2B 2B + B = 54 => B = 18 then A = 36. 5 years, their ages will be 41 and 23. Sum of their ages = 41 + 23 = 64. ANSWER:B
arc_easy_1906
arc_easy
Which of the following best describes the number of chromosomes in a normal human liver cell?
[ "23 pairs of chromosomes", "46 different types of chromosomes", "46 male chromosomes and 46 female chromosomes", "23 original chromosomes and 23 duplicate chromosomes" ]
A
mmlu_aux_4149
mmlu_auxiliary
Keeping fish as pets is a popular hobby. Fish take up little room, are inexpensive to feed, and provide an interesting and color1ful display in any room. A tank, or an aquarium , must be chosen carefully. Many new aquarium owners buy too many fish for their tanks. Fish cannot be crowded. Two fish can live comfo...
[ "breathe easily", "swim about freely", "get ill", "not get enough to eat" ]
C
null
aquarat_3902
aquarat
In covering a distance of 40 km, A takes 2 hours more than B. If A doubles his speed, then he would take 1 hour less than B. A's speed is:
[ "A)5 km/h", "B)6.7 km/h", "C)10 km/h", "D)15 km/h" ]
B
Let A's speed be X km/hr. Then, 40/x - 40/2x = 3 20/x = 3 x = 6.7 km/hr. Answer : B
arc_easy_1603
arc_easy
What product was being formed as plants died and sank to the bottom of swamps?
[ "oil", "gas", "coal", "shale" ]
C
qasc_1203
qasc
what do biologists use a microscope to see by making them appear bigger?
[ "sea urchins", "squids", "Jellyfish", "bioaerosols" ]
D
qasc_7133
qasc
What can convert chemical energy into audible waves?
[ "a flashlight", "electrically", "animals", "a firecracker" ]
D
aquarat_46375
aquarat
A transport company's vans each carry a maximum load of 13 tonnes. 12 sealed boxes each weighing 9 tonnes have to be transported to a factory. The number of van loads needed to do this is
[ "A)38", "B)12", "C)98", "D)27" ]
B
Explanation: 12 as all boxes are sealed. Answer: B
mmlu_aux_3925
mmlu_auxiliary
It has been known that the octopus has many special skills, such as using hard shells for mobile homes and protection, disabling their suckers, plotting escapes, and even predicting World Cup soccer game outcomes. Can't we say it is a mysterious creature? While all these talents are impressive, they pale compared to it...
[ "Skin sample can be taken from California octopuses.", "Octopuses have protein similar to cuttlefishes's.", "Octopuses can \"see\" things by using its skin.", "The skin of octopuses expands to disable an attacker." ]
C
null
medmcqa_261
medmcqa
Fish tank granuloma is seen in -
[ "Mfortuitum", "Mkansasi", "Mmarinum", "M leprosy" ]
C
Ans. is 'c' i.e., M. Marinum o Fish tank granulomaalso called ' swimming pool granuiomaf is caused by M. marinum.Principal types of opportunist mycobacterial disease in man and the usual causative agents.DiseasesUsual causative agentLymphadenopathyM. avium complexM. scrofulaceumSkin lesionPost-trauma abscessSwimming po...
aquarat_27906
aquarat
How many positive numbers not greater than 4300 can be formed using the digits 0,1,2,3,4 where repeatation is allowed?
[ "A)576 numbers", "B)575", "C)620", "D)640" ]
A
1 digit = 5 2 digits = 4* 5 = 20 3 digits = 4*5*5= 100 Now,4 digit number till 4000 can have digits 1,2,3 in thousands place ( total choices = 3 ) 0,1,2,3,4 in hundreds ,tens and ones place I.e 3*5*5*5 = 375 Now From 4000 to 4299 = 1*3*5*5 =75 Total = 5+20+100+375+75+1 =576 (1 for 4300) ANSWER:A
qasc_2997
qasc
What can be bounced off the ocean floor to located objects?
[ "soundwaves", "rubber balls", "submarines", "whale bones" ]
A
medmcqa_310
medmcqa
Chemotherapeutic drugs can cause?
[ "Only necrosis", "Only apoptosis", "Both necrosis and apoptosis", "Anoikis" ]
C
Ans. is 'c' i.e., Both necrosis and apoptosis o Injurious stimuli, e.g., radiation, cytotoxic anticancer durgs, heat and hypoxia, can induce apoptosis if the insult is mild, but large doses of same stimuli result in necrotic cell death.
aquarat_7344
aquarat
N be a number,the 2,3 and 5 base notations u get last digit is 1.and two out of three the leading digit is 1. N is equal to
[ "A)31", "B)63", "C)74", "D)91" ]
D
number shuld be in format of 2k+1,3k+1,5k+1 so take lcm of 2 3 5 we get 30k+1 so it may be 31 or 91 but in case of 31 leading digit of all 3 case is one 31 base2 = 11111 31 base3 = 1011 31 base5 = 111 so ans is 91 ANSWER:D
medmcqa_54
medmcqa
Splenomegaly may be a feature of: March 2013
[ "Megaloblastic anemia", "Sickle cell anemia", "Thalassemia", "G6PD deficiency" ]
B
Ans. B i.e. Sickle cell anemia Splenomegaly Splenomegaly refers strictly to spleen enlargement, and is distinct from hyperspineism , which connotes overactive function by a spleen of any size. Splenomegaly and hypersplenism should not be confused. Each may be found separately, or they may coexist. Clinically if a splee...
openbookqa_2935
openbookqa
What is the use of organisms preserved in sedimentary rock?
[ "clothing", "water", "food", "fuel" ]
D
mmlu_aux_4147
mmlu_auxiliary
Imagine being a crew member, hundreds of years ago, sailing in southern waters. Your captain is searching for food while exploring unfamiliar waters. Your job is to watch the sea off the ship's side for ice. The wind is cold on your face. Alongside the ship, a fish darts past. Another slows to a stop and raises its hea...
[ "The chicks play games with each other while eating.", "The chicks run after the parents while trying to get food.", "The chicks have to find their way to the sea to get more food.", "The chicks have to search for the food the parents have hidden." ]
B
null
medmcqa_7649
medmcqa
All of the following enzymes are active within a cell except
[ "Trypsin", "Futnerase", "Hexokinase", "Alcohol dehydrogenase" ]
C
Red Blood Cell Enzymopathies Hexokinase (HK), the red cell enzyme with the lowest activity in the glycolytic pathway, catalyzes the initial step in the utilization of glucose and thus is required for both glycolysis and the pentose shunt and produces glucose 6-phosphate. Ref Robbins 9/e pg 407
medmcqa_3216
medmcqa
All of the following statements are true regarding retinoblastoma, except:
[ "Rb genes play major role in cell cycle regulation", "Require deletion of both the Rb genes", "Familial variant is autosomal dominant in inheritance", "Rb gene is on chromosome 14p13" ]
D
Rb gene Governor of the cell cycle Negative regulator of the G1/S cell cycle transition. Located on 13q14 chromosome. To explain the two patterns of occurrence of retinoblastoma, Knudson proposed "two hit" hypothesis of oncogenesis. Two mutations (hits), involving both alleles of RB at chromosome locus 13q14, are requi...
mmlu_aux_4038
mmlu_auxiliary
China Completes First Manned Space Docking China successfully achieved its first manned space docking, an important step in the country's quest to launch a space station by around 2020.The Shenzhou-9 spacecraft on Monday docked with China's Tiangong-1 space laboratory. The mission's three astronauts included China's fi...
[ "America will stop its space research.", "The Chinese might he the only people in space.", "Russia may be the only one over manned spaceflight.", "China may end the Project 921." ]
B
null
arc_easy_421
arc_easy
All living organisms are dependent on plants because plants
[ "produce carbon dioxide", "remove oxygen from the air", "are producers", "are consumers" ]
D
medmcqa_9015
medmcqa
Antidepressant causing Tardive dyskinesia is ?
[ "MAO inhibitors", "Mianserin", "Imipramine", "Amoxapine" ]
D
Ans. is 'd' i.e., Amoxapine Amoxapine is the only antidepressant which blocks D2 receptors along with inhibition of NA reuptake - has mixed antidepressant + neurolepic propey. Due to blockade of D, receptors it causes extrapyramidal side effects -4 Parkinsonism, Tardive dyskinesia, Akathesia, neuropeptic malignant synd...
qasc_6126
qasc
What is formed by a high-mass star collapses?
[ "grave error", "an object", "a gravity drain", "mass grave" ]
C
mmlu_aux_2466
mmlu_auxiliary
Sharing not only exists between humanbeings.As is often seen that some plants and anima1s live close together, and they depend on each other. They are usually very different from their partner, and yet all live easier lives because of each other. It is nature's idea of sharing. An example of a partnership is the shark...
[ "prove that all animals survive by depending on each other", "tell us that sharing exists everywhere in the world", "show us the mutual relationship between sea life", "give us some examples of sharing among plants and animals" ]
D
null
aquarat_11175
aquarat
The table below shows the enrollment in various classes at a certain college. Class | Number of Students Biology | 58 Physics | 35 Calculus | 40 Although no student is enrolled in all three classes, 15 are enrolled in both Biology and Physics, 10 are enrolled in both Biology and Calculus, and 12 are enrolled in both Ph...
[ "A)51", "B)88", "C)90", "D)96" ]
D
No. of total students = no of students of biology + no of students of physics but not biology + no of students of calculus but not biology and physics No. of total students = 58 + (35-15) + (40-10-12) = 58+20+18 = 96 Hence, Answer will be D.
qasc_2993
qasc
Echolocation be used to find the what of an object?
[ "movement", "location", "color", "energy" ]
B
pubmedqa_233
pubmedqa
Xanthogranulomatous cholecystitis: a premalignant condition?
[ "yes", "no", "maybe" ]
B
aquarat_13098
aquarat
A wheel makes 1000 revolutions in covering a distance of 88 km. Find the radius of the wheel.
[ "A)14", "B)11", "C)28", "D)26" ]
A
Explanation: Distance covered in one revolution = = 88m. Answer: A) 14
aquarat_45840
aquarat
If it is 7:27 in the evening on a certain day, what time in the morning was it exactly 2,880,717 minutes earlier? (Assume standard time in one location.)
[ "A)7:22", "B)7:24", "C)7:27", "D)7:30" ]
D
7:27minus 2,880,717in any way must end with 0, the only answer choice which ends with 0 is D. Answer: D.
qasc_8085
qasc
How can you see objects and make them appear bigger?
[ "tectonic plates being pushed together", "To avoid death", "converting electricity to heat", "electrons rather than light" ]
D
medmcqa_3767
medmcqa
Sensory supply to tongue is by all, EXCEPT:
[ "Lingual nerve", "Vagus nerve", "Glossopharyngeal nerve", "None of the above" ]
D
The sensory innervation of the tongue reflects its embryological development. The nerve of general sensation to the presulcal pa is the lingual nerve, which also carries taste sensation derived from the chorda tympani branch of the facial nerve. The nerve supplying both general and taste sensation to the postsulcal pa ...