IIT JEE Practice Question and Answer

Q: What are the followers of buddhism called? 1570 0

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    Buddhists
    Correct
    Wrong
  • 2
    Parsis
    Correct
    Wrong
  • 3
    Noble Truths
    Correct
    Wrong
  • 4
    Bhikkhus
    Correct
    Wrong
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Answer : 1. "Buddhists"
Explanation :

Answer: A) Buddhists Explanation: Buddhism is the world's fourth-largest religion, with over 520 million followers or over 7% of the global population. People who practice Buddhism are called Buddhists.   Buddhists seek to reach a state of nirvana, following the path of the Buddha, Siddhartha Gautama, who went on a quest for Enlightenment around the sixth century BC. There is no belief in a personal god.

Q: Important component that helps in clotting of the blood is called ____. 1569 0

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    Haemoglobin
    Correct
    Wrong
  • 2
    Platelets
    Correct
    Wrong
  • 3
    Serum
    Correct
    Wrong
  • 4
    Plasma
    Correct
    Wrong
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Answer : 2. "Platelets"
Explanation :

Answer: B) Platelets Explanation: Blood Platelets are the components of the blood that are helpful in clotting of the blood.

Q: Ratio between heights of two cylinder in the ratio 3:5. Their volumes are in the ratio 27:80. Find ratio between their radius ? 1569 0

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    1:3
    Correct
    Wrong
  • 2
    2:1
    Correct
    Wrong
  • 3
    3:4
    Correct
    Wrong
  • 4
    4:7
    Correct
    Wrong
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Answer : 3. "3:4"
Explanation :

Answer: C) 3:4 Explanation:

Q: What is the third most common gas found in the air we breathe ? 1569 0

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    Argon
    Correct
    Wrong
  • 2
    Neon
    Correct
    Wrong
  • 3
    Carbondioxide
    Correct
    Wrong
  • 4
    Hydrogen
    Correct
    Wrong
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Answer : 1. "Argon"
Explanation :

Answer: A) Argon Explanation: The most common gas people breathe from clean air is nitrogen. Air is a mixture of gases, and the air on Earth contains about 78 percent nitrogen and about 21 percent oxygen. Argon, carbon dioxide neon, helium, methane, krypton, hydrogen and xenon are in much smaller amounts.

Q: 8(6+5) - 10 =? 1569 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.

Q: Valve between the left ventricle and Aorta? 1569 0

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    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: If K earns 12% less than L, then how much percent more does L earn than K ? 1568 0

  • 1
    13.96%
    Correct
    Wrong
  • 2
    13.63%
    Correct
    Wrong
  • 3
    13.56%
    Correct
    Wrong
  • 4
    14.01%
    Correct
    Wrong
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Answer : 2. "13.63%"
Explanation :

Answer: B) 13.63% Explanation: Required % is given by    => 12100-12x100   = 1200/88   = 13.636%

Q: What should come in place of question mark (?) in the following number series? 38, 195, ?, 4905, 24530, 122655 1566 0

  • 1
    980
    Correct
    Wrong
  • 2
    885
    Correct
    Wrong
  • 3
    824
    Correct
    Wrong
  • 4
    1021
    Correct
    Wrong
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Answer : 1. "980"
Explanation :

Answer: A) 980 Explanation: The given series follows the pattern that,   ×5+5,   ×5+5,   ×5+5,   ×5+5,   ×5+5   38 x 5 + 5  = 195   195 x 5 + 5 = 980   980 x 5 + 5 = 4905   4905 x 5 + 5 = 24530   24530 x 5 + 5 = 122655   So the missing number is 980 .

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