Question

Why does the epidermis in the desert plants have a thick waxy coating of cutin on it's outer surface? Give a reason why

Answer 1

because deserts have less water .
plants have to store water for a long time .
they store it in their epidermis .
epidermis store it due to the thick coating of wax

Answer 2

Because in desert there is rarely water available.
So plant has to store water for many days. So to reduce water loss they have thick waxy coating of cutin
It also reduces transpiration.
Hope this helps u
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