Which of the following is the primary purpose of transpiration in plants?
Show answer and explanation
Correct answer: To create a pull for water absorption and transport
Transpiration creates a 'transpiration pull' which is the main driving force for the ascent of sap. This process facilitates the absorption and movement of water and minerals from the roots to the leaves.
Practice all 20 Transpiration: Factors and Mechanism questions
Keep practicing
More Transpiration: Factors and Mechanism questions
- The immediate cause of the opening or closing of the stomata is a change in the:
- The inner wall of each guard cell (towards the stomatal aperture) is:
- Which orientation of cellulose microfibrils in the cell walls of guard cells facilitates stomatal opening?
- Which of the following is NOT an external factor affecting the rate of transpiration?
- The transpiration driven ascent of xylem sap depends mainly on which physical property of water?
- How much of the water reaching the leaves is typically used in photosynthesis and plant growth?