CBSE Class 12 Bio-Technology Question Paper 2016 with Answer Key (March 18)

CBSE CLASS XII Questions

• 1.

  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

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• 2.

  Which one of the following is the main objective of 'Haryali Project'?

  • Water conservation for irrigation and fisheries
    
  • Water conservation for industries
    
  • Surface water availability for transport
    
  • Surface water availability for recreation
    
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• 3.

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

  • Textiles
    
  • Sugar
    
  • Lac
    
  • Edible oil
    
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• 4.

  Read the following statements carefully regarding Al-Biruni’s ‘‘Kitab-ul-Hind’’ and choose the correct option :
  I. It is a voluminous text of eighty chapters.
  II. It is written in Arabic, Urdu and Hindavi.
  III. Each of its chapters begins with a question.
  IV. It covers many subjects like astronomy, festivals, etc.
  

  • I, III and IV are correct.
    
  • I, II and III are correct.
    
  • I, II and IV are correct.
    
  • II, III and IV are correct.
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• 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
    
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• 6.

  Which of the following equations is NOT a Linear Differential Equation?

  • \((1 + x^2) \, dy + 2xy \, dx = \cot x \, dx\)
    
  • \(y + \frac{d}{dx}(xy) = x(\sin x + \log x)\)
    
  • \(x(1 + y^2) \, dx - y(1 + x^2) \, dy = 0\)
    
  • \(y \, dx - (x + 3y^2) \, dy = 0\)
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