IIT JEE Practice Question and Answer

Q: Which of the following is not transferred by alveoli? 2115 0

  • 1
    Gases
    Correct
    Wrong
  • 2
    Oxygen
    Correct
    Wrong
  • 3
    Blood
    Correct
    Wrong
  • 4
    Carbondioxide
    Correct
    Wrong
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Answer : 3. "Blood"
Explanation :

Answer: C) Blood Explanation: The main function of the pulmonary alveoli is to perform the transfer and exchange of gases. Here in the given options, blood is only one which is not gas.   Hence, blood is not transferred by alveoli.

Q: If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is: 2114 0

  • 1
    Rs. 408
    Correct
    Wrong
  • 2
    Rs. 204
    Correct
    Wrong
  • 3
    Rs. 412
    Correct
    Wrong
  • 4
    Rs. 220
    Correct
    Wrong
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Answer : 2. "Rs. 204"
Explanation :

Answer: B) Rs. 204 Explanation: Given ratio = 1/2:2/3:3/4 = 6:8:9 1st part = 782 x 6/23 = Rs. 204.

Q: Light : Blind 2114 0

  • 1
    Tongue : Sound
    Correct
    Wrong
  • 2
    Voice : Vibration
    Correct
    Wrong
  • 3
    Language : Deaf
    Correct
    Wrong
  • 4
    Speech : Dumb
    Correct
    Wrong
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Answer : 4. "Speech : Dumb"
Explanation :

Answer: D) Speech : Dumb Explanation: Here the two pair of words related in such a way that, a blind can't see the light. Similarly, a dumb cannot speech.   Hence, Light : Blind :: Speech : Dumb.

Q: What has Hands But cannot Clap? 2113 0

  • 1
    Toy
    Correct
    Wrong
  • 2
    Clock
    Correct
    Wrong
  • 3
    Bag
    Correct
    Wrong
  • 4
    Shirt
    Correct
    Wrong
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Answer : 2. "Clock"
Explanation :

Answer: B) Clock Explanation: What has Hands But cannot Clap is a Clock or a Watch. A Clock technically has 3 hands. 1 Hour Hand Which tells Hours 1 Minute Hand Which tells Minutes 1 Second Hand Which tells Seconds. But cannot clap with these hands.

Q: Lux is the SI unit of 2112 0

  • 1
    luminous flux
    Correct
    Wrong
  • 2
    luminous efficiency
    Correct
    Wrong
  • 3
    intensity of illumination
    Correct
    Wrong
  • 4
    luminous intensity
    Correct
    Wrong
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Answer : 3. "intensity of illumination"
Explanation :

Answer: C) intensity of illumination Explanation: The lux (lx) is the SI derived unit of illuminance and luminous emittance, measuring luminous flux per unit area. It is equal to one lumen per square meter.

Q: A man walks 6 km at a speed of 112kmph, runs 8 km at a speed of 2 kmph and goes by bus another 32 km. Speed of the bus is 8 kmph. Find the average speed of the man in kmph. 2112 0

  • 1
    4314
    Correct
    Wrong
  • 2
    4213
    Correct
    Wrong
  • 3
    2413
    Correct
    Wrong
  • 4
    3414
    Correct
    Wrong
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Answer : 2. "4213"
Explanation :

Answer: B) Option B Explanation: Man walked 6 km at 1.5 kmph, again he walked 8 km at speed of 2 kmph and 40 km at a speed of 8kmphtime taken indivisually: => 6/1.5 = 4 m=> 8/2 = 4 m=> 40/8 = 5 m   Average speed of man= total distance/ total time=> 54/13 = 4213 kmph

Q: When 0.46 is written in simplest form, the sum of the numerator and the denominator is  ? 2112 0

  • 1
    69
    Correct
    Wrong
  • 2
    73
    Correct
    Wrong
  • 3
    96
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 2. "73"
Explanation :

Answer: B) 73 Explanation: 0.46 = 46/100 = 23/50. Sum of the numerator and denominator is 23 + 50 = 73

Q: Cheque deposited but not cleared means 2110 0

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Answer :
Explanation :

A Bank Reconciliation Statement is a statement prepared periodically by a customer to explain the divergence (difference) between the bank balance as per cash book and the bank balance as per Pass Book. It clearly shows the two differing balances and the outstanding items which causes the balances to disagree. The objective of preparing such a statement is to know the causes of differences between the two balances and pass necessary correcting or adjusting entries in the books of the firm. But it is to be noted that some differences are automatically adjusted. For example - A cheque that has been sent for collection, but not yet collected, causes a difference between the balance as shown by the pass book and the balance as shown by the cash book, but no adjusting entry is required in the cash book for such a difference because, the bank will credit the firm’s account as soon as the cheque is collected.

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