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Question

Which of the following is not the function of the epidermis?
  1. Prevents mechanical injury
  2. Prevents invasion by parasites
  3.  Prevents loss of water
  4. Conducts water and minerals


Solution

The correct option is D Conducts water and minerals
Epidermis is the outermost protective covering of the plant.
Cells in epidermis are arranged in continuous manner which prevents invasion by parasite and mechanical injury.
Epidermal cells also secrete a waxy, water-resistant layer on their outer surface called cuticle. This aids in the protection against loss of water.
Whereas conduction of water and minerals is carried out by xylem, a type of complex permanent tissue.
 

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