CBSE Class 12 Biology Compartment Question Paper 2015 with Answer Key (July 16, Set 3- 57/3)

CBSE CLASS XII Questions

• 1.

  Two statements are given below. They are Assertion (A) and Reason (R). Read both the statements carefully and choose the correct option: Assertion (A): River valleys are sparsely populated areas of the world. Reason (R): Water is the most important factor for life.
  

  • Both (A) and (R) are true and (R) is the correct explanation of (A).
    
  • Both (A) and (R) are true, but (R) is not the correct explanation of (A).
    
  • (A) is true, but (R) is false.
    
  • (A) is false, but (R) is true.
    
  View Solution

  ---

• 2.

  Match Column A with Column B regarding important Committees of the Constituent Assembly and its Presidents and choose the correct option :
  

  

  • a-iv, b-iii, c-ii, d-i
    
  • a-i, b-ii, c-iii, d-iv
    
  • a-iii, b-iv, c-i, d-ii
    
  • a-iv, b-i, c-ii, d-iii
  View Solution

  ---

• 3.

  Which one of the following is an example of forest-based industry?

  • Textiles
    
  • Sugar
    
  • Lac
    
  • Edible oil
    
  View Solution

  ---

• 4.

  Suggest how a virus-free healthy plant can be obtained from a diseased sugarcane plant.

  View Solution

  ---

• 5.

  A DNA molecule is 160 base pairs long. It has 30% Guanine. How many Adenine bases are present in this DNA molecule?

  • 48
    
  • 64
    
  • 96
    
  • 192
    
  View Solution

  ---

• 6.

  Arrange the following rulers in chronological order and choose the correct option :
  I. Kanishka
  II. Mahapadma nda
  III. Samudragupta
  IV. Chandragupta Maurya
  

  • I, III, IV, II
    
  • II, IV, I, III
    
  • III, I, II, IV
    
  • IV, II, III, I
  View Solution