Question

3) Root hair increase the surface area for absorption of water.
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Answer 1

Roots have hairlike projections called root hairs protruding from their surface. These root hairs help the plant absorb more nutrients and water because they increase the available surface area.

Answer 2

Answer:

◗ 　Each root hair zone has many root hairs like projections .

◗ 　These root hairs help the plant to absorb more nutrients and water because the root hairs increase the availability of surface area .