Question

Which structure helps to increase the surface area of roots?

Answer 1

Root :

The roots are branched parts at the lower end of the plant. They fix the plant in soil (anchorage).

Root hairs increase the surface for the absorption of water and minerals from the soil.

1. Roots have hair-like projections called root hairs which comes from their surface.
2. They help the plant absorb more nutrients and water because they increase the available surface area.