Question

What is the role of epidermis in plants?

Answer 1

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it protects against water loss, regulates gas exchange, secretes metabolic compounds, and (especially in roots) absorbs water and mineral nutrients.

Answer 2

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The Role of epidermis in plants:

1. It becomes thick and prevent water loss in plants living in very dry habitats.

2. It helps in protection of internal organs of plant.

3. Leaf epidermis have stomata to help in gas exchange and transpiration.

4. In old plants, epidermal layer becomes thick and form cork. Cork contains a chemical called suberin in their walls, which makes them I'm previous to gas and water.

5. Its cell secrets a waxy, water resistant layer on the outer surface, which protects against loss of water mechanical injury and infections.