Question
Physics Question on Current electricity
Potometer works on the principle of
A
amount of water absorbed equals the amount transpired
B
osmotic pressure
C
root pressure
D
potential difference between the tip of the tube and that of the plant
Answer
amount of water absorbed equals the amount transpired
Explanation
Solution
Evaporation of water in the form of vapours from aerial parts of a living plant is known as transpiration. Measurement of transpiration can be done with the help of potometer. It works on the principle of amount of water absorbed equals the amount of water transpired.