Question

Potometer is used to measure :

• A. ascent of sap
• B. root pressure
• C. transpiration
• D. photosynthesis

Answer 1

Answer: (C)

Potometer is used to measure rate of transpiration.
Monometer is used for measuring root pressure.
Ascent of sap is upward movement of water and minerals through xylem.
Photosynthesis is formation of organic substances with the help of $H_{2}O$ and $C{O}_2$ in green parts of a plant in presence of light.