Question

What r root hair
Explain briefly

Answer 1

Answer:

These are the large number of elongated microscopic outgrowths from outer layer of cells in a root.

hope it helps you

Answer 2

Answer:

Root hairs are where most water absorption happens. They are long and so they can penetrate between soil particles , prevent harmful bacterial organisms from entering the plant through the xylem vessels .They have a large surface area for absorption of water

Explanation: