IIT JEE Practice Question and Answer

Q: Who prepares the topographical maps of India? 1614 0

  • 1
    Defence Ministry
    Correct
    Wrong
  • 2
    Geological Survey of India
    Correct
    Wrong
  • 3
    Survey of India
    Correct
    Wrong
  • 4
    Geographical Survey of India
    Correct
    Wrong
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Answer : 3. "Survey of India"
Explanation :

Answer: C) Survey of India Explanation: Survey of India publishes maps and the unrestricted category maps can be obtained at very affordable prices from its several Geospatial data centers. Restricted category maps require due approval from government authorities. Many other rules govern the sale and use of Survey of India maps. Only an Indian citizen may purchase topographic maps and these may not be exported from India for any reason.   The Survey of India is India's central engineering agency in charge of mapping and surveying, set up in 1767. Its members are from Survey of India Service cadre of Civil Services of India. It is headed by the Surveyor General of India.

Q: What do you do to improve your knowledge? 1256 0

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Answer :
Explanation :

When an interviewer asks "What do you do to improve your knowledge", because it reflects the major thought process of a person and the way a person gains knowledge and the level to which one is accustomed to the current happenings in the world. In my sense knowledge is not very much obtained through books or any websites. We can give some exercise to the brain so that we can gain knowledge. It is essential to update oneself in order to cope up with this competitive world. First of all you should keep yourself updated with the new technological developments so that if the interviewer asks something concerning the current affairs, you can answer them.You can say that you visit various forums, blogs to keep yourself updated and improve your knowledge. It will be helpful if you have experience of such forums or blogs from before so that you can create a better impression in the minds of the interviewers. It is said that interacting with people of different ages, different communities and different education levels a person can fetch huge knowledge.

Q: Which of the following atoms has the largest radius? 1621 0

  • 1
    Br
    Correct
    Wrong
  • 2
    K
    Correct
    Wrong
  • 3
    Na
    Correct
    Wrong
  • 4
    Cl
    Correct
    Wrong
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Answer : 2. "K"
Explanation :

Answer: B) K Explanation: For neutral atoms, the periodic trends in atomic size can be described like this Atomic size decreases when going from left to right across a period,Atomic size increases when going from top to bottom down a group.   Let's use these trends to try and figure out which atom would have the largest radius. If you look at elements that are located in the same group, potassium will have a larger atomic radius when compared with sodium. Likewise, bromine will have a larger atomic radius when compared with chlorine. Now focus on potassium and bromine. Since potassium is located at the start of period 3, and bromine at the end of the same period, potassium will have a larger atomic radius than bromine, and thus the largest atomic radius of the four given atoms.

Q: Which of the following is the fastest communication channel? 15568 0

  • 1
    Microwave
    Correct
    Wrong
  • 2
    Optical fiber
    Correct
    Wrong
  • 3
    Radio wave
    Correct
    Wrong
  • 4
    All are operating at nearly the same propagation speed
    Correct
    Wrong
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Answer : 1. "Microwave"
Explanation :

Answer: A) Microwave Explanation: A microwave is the fastest communication channel whereas Optical fiber is a way of transferring data not a way of communication.

Q: 24 S in an IF? 1642 0

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Answer :
Explanation :

24 S in an IF means 24 Spokes in an Indian Flag.

Q: How long have i been alive? 2767 0

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Answer :
Explanation :

This is a different way of asking your age. It can be how long you have been living in days weeks months and years since your birth date.

Q: Which statement best describes Arteries? 3116 0

  • 1
    They have thin walls and transport blood away from the heart
    Correct
    Wrong
  • 2
    They have thick walls and transport blood toward the heart
    Correct
    Wrong
  • 3
    They have thin walls and transport blood toward the heart
    Correct
    Wrong
  • 4
    They have thick walls and transport blood away from the heart
    Correct
    Wrong
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Answer : 4. "They have thick walls and transport blood away from the heart"
Explanation :

Answer: D) They have thick walls and transport blood away from the heart Explanation: Because arteries have to have thick walls for use of protection. Its when you get to veins where the walls get thinner. And the use of the heart is to pump blood to all of the cells and organs in the body so it would be to transport blood away from the heart. i.e.  Arteries = Away from the Heart Veins = Back to the Heart.

Q: The shortest book in number of words? 1943 0

  • 1
    John
    Correct
    Wrong
  • 2
    Jude
    Correct
    Wrong
  • 3
    Obadiah
    Correct
    Wrong
  • 4
    Philemon
    Correct
    Wrong
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Answer : 1. "John"
Explanation :

Answer: A) John Explanation:

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