Epidermis is important for the plants for a number of functions it performs-
i. It protects the plant from parasitic invasion.
ii. Epidermis prevents the plant from desiccation and infection.
iii. It prevents water loss from transpiration. This is especially beneficial to the plants found in desserts where there is scarcity of water always.
iv. Epidermis helps in exchange of gases and it absorbs water minerals and nutrients.
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