Question

Fill in the blanks by choosing suitable words from the brackets:

c. The greater the stomatal aperture, the ______ is the rate of transpiration. (greater/lesser)

• A. Greater
• B. Lesser

Answer 1

Transpiration:

1. It is the process of loss of water from the surface of aerial parts of the plant like leaves and stems.
2. The rate of transpiration is dependent on various environmental and plant factors.
3. The size of the stomatal aperture or pore determines the rate of transpiration.
4. The greater size of the stomatal aperture will cause a faster rate of transpiration.

Final answer: The greater the stomatal aperture, the greater is the rate of transpiration.