IIT JEE Practice Question and Answer

Q: Valve between the left ventricle and Aorta? 1515 0

  • 1
    Pulmonic valve
    Correct
    Wrong
  • 2
    Tricuspid valve
    Correct
    Wrong
  • 3
    Aortic valve
    Correct
    Wrong
  • 4
    Mitral valve
    Correct
    Wrong
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Answer : 3. "Aortic valve"
Explanation :

Answer: C) Aortic valve Explanation: The Aortic valve - located between the left ventricle and the aorta The Mitral valve - located between the left atrium and left ventricle The Tricuspid valve - located between the right atrium and the right ventricle (and)  The Pulmonary (pulmonic) valve - located between the right ventricle and the pulmonary artery.

Q: How many more words can be formed by using the letters of the given word 'CREATIVITY'? 1515 0

  • 1
    851250
    Correct
    Wrong
  • 2
    751210
    Correct
    Wrong
  • 3
    362880
    Correct
    Wrong
  • 4
    907200
    Correct
    Wrong
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Answer : 4. "907200"
Explanation :

Answer: D) 907200 Explanation: The number of letters in the given word CREATIVITY = 10   Here T & I letters are repeated   => Number of Words that can be formed from CREATIVITY = 10!/2!x2! = 3628800/4 = 907200

Q: Who will be awarded The Jnanpith Award for the year 2017? 1515 0

  • 1
    Krishna Sobti
    Correct
    Wrong
  • 2
    Vikas Singh
    Correct
    Wrong
  • 3
    Rohim Khan
    Correct
    Wrong
  • 4
    Sunita Verma
    Correct
    Wrong
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Answer : 1. "Krishna Sobti"
Explanation :

Answer: A) Krishna Sobti Explanation: Hindi writer Krishna Sobti has been chosen for this years Jnanpith Award for her contribution to Indian Literature. This is 53rd Jnanpith Award for India.

Q: What was the topic of the book 'The Other America'? 1514 0

  • 1
    Poverty was widespread in America.
    Correct
    Wrong
  • 2
    Education was lacking in America.
    Correct
    Wrong
  • 3
    Racism was widespread in America.
    Correct
    Wrong
  • 4
    Americans needed more highways.
    Correct
    Wrong
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Answer : 1. "Poverty was widespread in America."
Explanation :

Answer: A) Poverty was widespread in America. Explanation: The book "The Other America" was written by Michael Harrington. The topic of the book 'The Other America' was Poverty was widespread in America.

Q: Light travels slowest in 1513 0

  • 1
    Glass
    Correct
    Wrong
  • 2
    Water
    Correct
    Wrong
  • 3
    Air
    Correct
    Wrong
  • 4
    Vacuum
    Correct
    Wrong
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Answer : 1. "Glass"
Explanation :

Answer: A) Glass Explanation: Because the refractive index of glass is highest, light travels slowly in Glass.  We know that the speed of light depends on the refraction index. The higher the index of refraction is, the slower the speed of light is. R.I of air and vacuum = 0 (air is a teeny bit more but can be taken as 0) R.I of water = 1.33 R.I of glass = 1.4.   Hence, Light travels slowest in Glass.

Q: Which organization is an interest group? 1513 0

  • 1
    The National Rifle Association
    Correct
    Wrong
  • 2
    The National Right to Life organization
    Correct
    Wrong
  • 3
    The National Organization for Women
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 4. "All the above"
Explanation :

Answer: D) All the above Explanation: An interest group is an organization whose members share common concerns and try to influence government policies affecting those concerns. Interest groups are also known as lobbies.

Q: There are n boxes and m fruits. If we put 3 fruits in each box 3 fruits will be excess. If we put 4 fruits in each box 1 box will be excess. Find number of boxes and fruits ? 1513 0

  • 1
    3 & 9
    Correct
    Wrong
  • 2
    6 & 19
    Correct
    Wrong
  • 3
    7 & 24
    Correct
    Wrong
  • 4
    5 & 18
    Correct
    Wrong
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Answer : 3. "7 & 24"
Explanation :

Answer: C) 7 & 24 Explanation: 7 boxes & 24 Balls.Let, n = No. of boxes ; m = No. of fruits3n+3 = m---------->(1)4(n-1)= m---------->(2)=>4n-4 = 3n+3;=>4n-3n = 4+3n = 7Put n=7 in eqn(1)=> 3(7)+3 = m21+3 = mm = 24; Number of boxes = 7 and fruits = 24

Q: 8(6+5) - 10 =? 1513 0

  • 1
    76
    Correct
    Wrong
  • 2
    78
    Correct
    Wrong
  • 3
    80
    Correct
    Wrong
  • 4
    82
    Correct
    Wrong
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Answer : 2. "78"
Explanation :

Answer: B) 78 Explanation: 8(6+5) - 10 = ? ? = 8(11) - 10 ? = 88 - 10 ? = 78.

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