Root Hairs are Most Important to a Plant Because They

Question

Root hairs are most important to a plant because they
A) anchor a plant in the soil.
B) store starches.
C) increase the surface area for absorption.
D) provide a habitat for nitrogen-fixing bacteria.
E) contain xylem tissue.

Accepted Answer

Root hairs are extensions of the epidermal cells on the surface of a plant's roots. They greatly increase the surface area of the root and allow for better absorption of water and nutrients from the soil.