Answer:
It protects internal tissues against mechanical injury, parasitic fungi, bacteria, and also cold or heat. Thick cuticle, wax, epidermal hair and multiple epidermis reduce loss of water from internal tissue. Epidermal cells of roots have hairs that greatly increase the absorptive surface areas for the absorption of water and nutrients.
You need to login to perform this action.
You will be redirected in
3 sec
