Question

Presence of thick cuticle, hairs, scales and fewer sunken stomata are found in the leaves of xeroxphyte, it is to

• A. Stop transpiration
• B. Facilitate transpiration
• C. Store water
• D. Check excessive transpiration

Answer 1

The correct option is D Check excessive transpiration

Xerophytes grow in physical or physiological dryness. The water is not easily available and they need to conserve water. These plants have well developed roots to absorb water. They have other adaptations to reduce transpiration loss of water, like multilayered epidermis, sunken stomata, thick waxy cuticle, stomata are present in lower epidermis sunken in substomatal chambers, which has hairs.