Question

what are root hair ?​

Answer 1

Root hair of a vascular plant, is a tubular outgrowth of a hair-forming cell on the epidermis of a plant root. They are lateral extensions of a single cell, and invisible to the naked eye and light microscope. The function of root hairs is to collect water and mineral nutrients from the soil.

Answer 2

Answer:

Root hair — Each of a large number of elongated microscopic outgrowths from the outer layer of cells in a root, absorbing moisture and nutrients from the soil.