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Question
Why is epidermis important for the plants?
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Solution
Epiderms is important for the plants as it performs the following important functions:
- It protects the internal tissues from mechanical injuries.
- It acts as a water-resistant layer and checks the loss of water by transpiration.
- It protects the plant against the invasion of parasitic microorganisms.
- It bears stomata on leaves and on young stems, which help in the exchange of gases during photosynthesis and respiration. Stomata also act as sites of transpiration.
- Root hairs arising from the epidermis of roots help in the absorption of water and minerals from the soil.
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