Question

Which among the following is incorrect about epidermal tissue system?

(a) Epidermal tissue system provides protection and stops too much loss of water and comprises of epidermis, stomata and epidermal appendages

(b) Single continuous layer of compactly arranged parenchymatous cells that provides complete protection are present in epidermis

(c) Cuticle provides water proof nature for leaves and stems and stomata regulates exchange of air and water

(d) Stomata are surrounded by a pair of kidney-shaped cells called guard cells and the inner walls of stomata are comparatively thinner than that of outer walls

The question was posed to me in class test.

This interesting question is from Flowering Plants Anatomy topic in division Anatomy of Flowering Plants of Biology – Class 11

Answer 1

Correct answer is (d) Stomata are surrounded by a pair of kidney-shaped cells called guard cells and the inner walls of stomata are comparatively thinner than that of outer walls

Explanation: Epidermal tissue system provides protection and stops too much loss of water and comprises of epidermis, stomata and epidermal appendages. Single continuous layer of compactly arranged parenchymatous cells that provides complete protection are present in epidermis. Cuticle provides water proof nature for leaves and stems and stomata regulates exchange of air and water. Stomata are surrounded by a pair of kidney-shaped cells called guard cells and the inner walls of stomata are comparatively thicker than that of outer walls.