Question

Roots have large number of root hairs, explain.​

Answer 1

Answer:

Water is absorbed by land plants through their roots especially at their tips the root hairs found in large number in this region increase the surface area of absorption. The concentration of soil water is less than of cell sap of root hair as a result the soil water enters the root hair by endosmosis.

Explanation:

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Answer 2

Answer: The roots have large number of hairs to suck the water,minarals and other nutrients present in the soil.

We find differenrt types of hair(length) depending upon the type of root.

eg: fibrous root,tap root, adventitious root.