AMU Medical AMU Solved Paper-2003

  • question_answer
    Pneumatophores are helpful in

    A)  protein synthesis           

    B)  respiration

    C)  carbohydrate metabolism

    D)  transpiration

    Correct Answer: B

    Solution :

                     Pneumatophores or Respiratory roots are found in plants growing in mangrove or saline swamps near the sea shore, eg, Rhizophora ceriops. These roots come out of water for exchange of gases. The site for protein synthesis is ribosomes. Carbohydrate metabolism includes bot catabolism and anabolism of carbohydrates. Transpiration is a vital physiological process by which plants loss water in the form of water vapours from stems and leaves. It is of three kinds (i) Lenticular transpiration (ii) Cuticular transpiration (iii) Stomatal transpiration.


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