IIT JEE Practice Question and Answer

Q: One reason the skeletal system is important is because 3703 0

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    the skeletal system creates the connective tissue and tendons that allow the body to move
    Correct
    Wrong
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    the skeletal system is responsible for controlling functions of the entire body
    Correct
    Wrong
  • 3
    without the skeletal system, an individual would not have enough calcium to live
    Correct
    Wrong
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    the skeletal system is solely responsible for housing the body's immune system
    Correct
    Wrong
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Answer : 1. "the skeletal system creates the connective tissue and tendons that allow the body to move"
Explanation :

Answer: A) the skeletal system creates the connective tissue and tendons that allow the body to move Explanation: One reason the skeletal system is important is because the skeletal system creates the connective tissue and tendons that allow the body to move.

Q: Artist is to painting as senator is to 3686 0

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    politician
    Correct
    Wrong
  • 2
    constituents
    Correct
    Wrong
  • 3
    attorney
    Correct
    Wrong
  • 4
    law
    Correct
    Wrong
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Answer : 4. "law"
Explanation :

Answer: D) law Explanation: As we know that an artist makes paintings, similarly, a senator makes laws.   Hence, Artist : Painting :: Senator : Law.

Q: A can write 32 pages in 6 hours and B can write 40 pages in 5 hours. If they write together, in how many hours they can write 110 pages ? 3685 0

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    7 hrs
    Correct
    Wrong
  • 2
    6 hrs 10 min
    Correct
    Wrong
  • 3
    5 hrs 25min
    Correct
    Wrong
  • 4
    8 hrs 15 min
    Correct
    Wrong
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Answer : 4. "8 hrs 15 min"
Explanation :

Answer: D) 8 hrs 15 min Explanation: A can write in 1hour = 32/6 pages Similarly, B in 1 hour = 40/5 pages Together (A+B) in 1 hour = 32/6 + 40/5 = 40/3 So, A+B write 40/3 pages in 1 hour A+B write 110 pages in (3/40) x 110 Hours = 8 hours 15 min.

Q: If a soldier fires 7 shots from a gun in 12 minutes then find the total number of shots fired by the man in 3/2 hrs. 3638 0

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    45
    Correct
    Wrong
  • 2
    44
    Correct
    Wrong
  • 3
    46
    Correct
    Wrong
  • 4
    47
    Correct
    Wrong
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Answer : 3. "46"
Explanation :

Answer: C) 46 Explanation: Here given soldier shots 7 shots in 12 min => 1 shot doen't take any time in 12 min  => Only 6 shots take 12 min  12 min ------ 6 shots  90 min ------ ? shots  => 90 x (6/12) = 45  Therefore, total shots fired in 90 minutes = 45 + 1 = 46 shots.

Q: 194, 194, 191, 183, 168, ? Find the next number in the above series? 3630 0

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    154
    Correct
    Wrong
  • 2
    156
    Correct
    Wrong
  • 3
    144
    Correct
    Wrong
  • 4
    143
    Correct
    Wrong
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Answer : 3. "144"
Explanation :

Answer: C) 144 Explanation: Here the series follows, 194 194 - (1x1 - 1) = 194 194 - (2x2 - 1) = 191 191 - (3x3 - 1) = 183 183 - (4x4 - 1) = 168 168 - (5x5 - 1) = 144

Q: Symbolic logic was discovered by ___________ 3628 1

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    Herman Hollerith
    Correct
    Wrong
  • 2
    Vonn Neumann
    Correct
    Wrong
  • 3
    George Boole
    Correct
    Wrong
  • 4
    Sun Microsystem
    Correct
    Wrong
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Answer : 3. "George Boole"
Explanation :

Answer: C) George Boole Explanation:

Q: What was the day on 2nd Jan 1901 ? 3627 0

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    Tuesday
    Correct
    Wrong
  • 2
    Wednesday
    Correct
    Wrong
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    Monday
    Correct
    Wrong
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    Thursday
    Correct
    Wrong
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Answer : 2. "Wednesday"
Explanation :

Answer: B) Wednesday Explanation: 2nd Jan 1901 means(1900 years and 2 day)Now, 1600 years have 0 odd day300 years have 1 odd day2 days has 2 odd dayTotal no. of odd days = 0 + 1 + 2 = 3 daysHence, the day on 2nd Jan 1901 was Wednesday.

Q: In a certain encryption pattern, HARD is coded as 1357 and SOFT is coded as 2468, What will 21448 stand for ? 3623 0

  • 1
    SHAFT
    Correct
    Wrong
  • 2
    SHOOT
    Correct
    Wrong
  • 3
    RAFTS
    Correct
    Wrong
  • 4
    ROOTS
    Correct
    Wrong
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Answer : 2. "SHOOT"
Explanation :

Answer: B) SHOOT Explanation: AS HARD is coded as "1357" and SOFT is coded as "2468"So H is coded as 1, A as 3, R as 5, D as 7and S as 2, O as 4, F as 6, T as 8 Now in 21448, go number by number2 is the code for S1 is the code for H4 is the code for Oand 8 is the code for T hence, 21448 will stand for SHOOT

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