Question

The potometer works on the principle of

• A. Osmotic pressure
• B. Root pressure
• C. Amount of water absorbed equals the amount transpired
• D. The potential difference between the tip of the tube and that of the plant

Answer 1

The correct option is C

Amount of water absorbed equals the amount transpired

A potometer is a device used for measuring the rate of water uptake of a leafy plant shoot. The potometer works on the principle of the amount of water absorbed equals the amount of water transpired.