Question

Large surface area in roots are required for

• A. Less absorption
• B. Large absorption
• C. No absorption
• D. All of the above
  

Answer 1

Answer: (B)

Large absorption

The total surface area of the roots which comes in contact with subsoil water is enormous because many rootlets arise from even a growing seedling. Each rootlet further has thousands of root hairs. This structure of root is to provide large surface area for the absorption of moisture from the soil.