IIT JEE Practice Question and Answer

Q: Find the area of the square whose side is equal to the diagonal of a rectangle of length 3 cm and breadth 4 cm. 935 0

  • 1
    25 sq.cm
    Correct
    Wrong
  • 2
    16 sq.cm
    Correct
    Wrong
  • 3
    9 sq.cm
    Correct
    Wrong
  • 4
    4 sq.cm
    Correct
    Wrong
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Answer : 1. "25 sq.cm"
Explanation :

Answer: A) 25 sq.cm Explanation: Given length of the rectangle = 3 cm Breadth of the rectangle = 4 cm Then, the diagonal of the rectangle D = 32 + 42 = 25 = 5 Then, it implies side of square = 5 cm We know that Area of square = S x S = 5 x 5 = 25 sq.cm.

Q: Name the U.S. war between the north and the south? 932 0

  • 1
    American Civil War
    Correct
    Wrong
  • 2
    Colonial wars
    Correct
    Wrong
  • 3
    War of Independence
    Correct
    Wrong
  • 4
    Post-Civil War
    Correct
    Wrong
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Answer : 1. "American Civil War"
Explanation :

Answer: A) American Civil War Explanation: The American Civil War has been known by a number of names since it began in 1861.   In most East Asian languages, the war is called "Battle between North and South side of the United States" or more commonly as "American (U.S.) North–South War", depending on the individual language.

Q: What tastes better than it smells? 932 0

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Answer :
Explanation :

Tongue. Yes tongue tastes better than it smells as it can't smell.

Q: In which city 2017 Global Entrepreneurship Summit will be held ? 931 0

  • 1
    New Delhi
    Correct
    Wrong
  • 2
    Hyderabad
    Correct
    Wrong
  • 3
    Bangaluru
    Correct
    Wrong
  • 4
    Mumbai
    Correct
    Wrong
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Answer : 2. "Hyderabad"
Explanation :

Answer: B) Hyderabad Explanation: Government of India and the United States met today at NITI Aayog to plan the 2017 Global Entrepreneurship Summit, which will be held November 28-30 at the Hyderabad International Convention Centre in Hyderabad, India. The Summit will be inaugurated by Prime Minister Narendra Modi and Advisor to the President, Ivanka Trump, who leads the U.S. delegation.

Q: Which is not a function of the cytoskeleton? 930 0

  • 1
    helps the cell move
    Correct
    Wrong
  • 2
    gives cell a shape
    Correct
    Wrong
  • 3
    prevents chromosomes from separating
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "prevents chromosomes from separating"
Explanation :

Answer: C) prevents chromosomes from separating Explanation: A cytoskeleton acts as a frame that gives a cell its shape, protects it to an extent, and helps with cellular motion.

Q: What is name of capital of MARSHALL ISLANDS ? 928 0

  • 1
    Tunis
    Correct
    Wrong
  • 2
    Accra
    Correct
    Wrong
  • 3
    Tripoli
    Correct
    Wrong
  • 4
    Majuro
    Correct
    Wrong
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Answer : 2. "Accra"
Explanation :

Answer: B) Accra Explanation:

Q: For intra-State movement, the e-way bill by GST council will be rolled out in a phased manner beginning April 15 and will cover all the States by 925 0

  • 1
    May 1
    Correct
    Wrong
  • 2
    June 1
    Correct
    Wrong
  • 3
    May 31
    Correct
    Wrong
  • 4
    July 31
    Correct
    Wrong
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Answer : 1. "May 1"
Explanation :

Answer: A) May 1 Explanation: For intra-State movement, the e-way bill will be rolled out in a phased manner beginning April 15 and will cover all the States by June 1. Businesses will continue to file summary sales return GSTR-3B until June as the GST (Goods and Services Tax) Council has extended the present system of return-filing by three months. Electronic way or e-way bill for movement of goods between States would be implemented from April 1.

Q: Is water a Pure substance? 925 0

  • 1
    TRUE
    Correct
    Wrong
  • 2
    FALSE Answer & Explanation Answer:
    Correct
    Wrong
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Answer : 1. "TRUE"
Explanation :

Answer: A) TRUE Explanation: True, Water is a Pure substance and not a mixture.   We know that, A mixture is when two or more substances combine physically together. You can find that the mixture retains the properties of the original components. In water, two hydrogen atoms combine with one oxygen atom chemically, forming a new substance that has properties different from hydrogen alone or oxygen alone.   Therefore, water is not a mixture; it is a compound and it is pure.

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