Root hairs are indeed specialized epidermal cells that significantly increase the surface area for water and nutrient absorption from the soil. They do not have a waxy cuticle, which is characteristic of other epidermal surfaces to prevent water loss, and they typically live more than one day, although their lifespan is relatively short compared to the plant as a whole.

Solved

Root Hairs

Question 27

Multiple Choice

Root hairs

A) are specialized epidermal cells.
B) are covered with a waxy cuticle.
C) increase the surface area for absorption of water.
D) live only one day.
E) Both are specialized epidermal cells and increase the surface area for absorption of water are correct.

Correct Answer: