Transpiration · Botany

In dorsiventral leaves (dicots), stomata are typically more numerous on the:

  1. Upper epidermis
  2. Lower epidermis
  3. Both surfaces equally
  4. Leaf margins
Show answer and explanation

Correct answer: Lower epidermis

The lower epidermis is usually shaded and cooler than the upper surface. Having more stomata on the bottom side helps the plant reduce excessive transpiration caused by direct sunlight.

Difficulty: Medium Question 10 of 19

Practice all 19 Transpiration questions

Keep practicing

More Transpiration questions