Question

Which is used to measure the rate of transpiration?

• A. Atmometer
• B. Psychrometer
• C. Potometer
• D. Porometer

Answer 1

The correct option is C Potometer

Atmometer is a device used to measure the rate of water evaporation from a wet surface to the atmosphere and can be used to measure the rate of evapotranspiration.

A psychrometer is a device used to measure the rate of relative humidity in the atmosphere.

Potometer is a device used to measure the rate of water uptake by plants porometer is a device used to measure the area of the stomatal opening of leaves.

So, the correct answer is 'Potometre'.