9th Class Science Tissues Question Bank 9th CBSE Science Tissues

  • question_answer
      What are the roles of epidermis in plants?

    Answer:

                      Roles of epidermis in plants are (i) It is the outermost layer of plant body and act as a protective tissue by covering the plant body. (ii) It protects the plant from the attack of bacteria and fungi.                                     (1) (iii) It allows gaseous exchange and transpiration through stomata. (iv) The cuticle of epidermis checks the excessive evaporation of water.                   (1) 


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