Question

Fill in the blanks with the right words from the bracket.

The greater the humidity of air, the __________ the rate of transpiration. (greater/lesser)

• A. Greater
• B. Lesser

Answer 1

Transpiration:

1. It is the process of loss of water in the form of water vapor from the surface of aerial parts of the plant.
2. The rate of transpiration is dependent on various environmental and plant factors.
3. One of the environmental factors that affect the rate of transpiration is the moisture content of the air or humidity.
4. High moisture content reduces the rate of transpiration and vice versa.

Final answer: The greater the humidity of air, the lesser the rate of transpiration.