Question

how does epidermis help xerophytes?

Answer 1

It helps the xeropphytes to keep the moisture in them in the hit desert climate

Answer 2

ANSWER:

Epidermis helps xerophytes to protect their body from harsh weather conditions of desert and also retain moisture in the hot climatic conditions.  

EXPLANATION:

Xerophytes are plants that grow in hot deserts. Xerophytes have adapted themselves to survive in the hot and harsh climate of the desert. Xerophytes usually are short plants and have spines on them.

These plants need an epidermis because they lose water more quickly as compared to the water intake. The epidermis prevents the xerophytes from wilting and dying.