Question

The function of the is to increase the surface area of the root system for efficient water absorption.

• A. xylem
• B. root hair
• C. main root
• D. lateral root

Answer 1

The correct option is B root hair

The root system of the plant consists of a main root which gives out lateral roots. The lateral roots bear a large number of fine outgrowths called root hairs. The numerous root hairs provide a large surface area. More the surface area, more is the absorption of water from the soil.