Ijso Quiz 21

4 Questions

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Ijso Quiz 21

Questions and Answers
  • 1. 
    Which one contains chloroplasts ?
    • A. 

      Collenchyma & Sclerenchyma

    • B. 

      Sclerenchyma & Parenchyma

    • C. 

      Chlorenchyma & Sclerenchyma

    • D. 

      Chlorenchyma & Parenchyma

  • 2. 
    In esterification reaction, concentrated sulphuric acid acts as a
    • A. 

      Dehydrating agent

    • B. 

      Hydrating agent

    • C. 

      Reducing agent

    • D. 

      Hydrolysing agent

  • 3. 
    • A. 

      15º

    • B. 

      20º

    • C. 

      30º

    • D. 

      45º

  • 4. 
    A body of mass m is moved to a height equal to the radius of  the earth R. The  increase in its potential energy is :
    • A. 

      2mgR

    • B. 

      1/2 mgR

    • C. 

      1/4 mgR

    • D. 

      MgR

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