Question

Transpiration facilitates ___ and ___ in plants.

• A. organic translocation and temperature regulation.
• B. ascent of sap and photosynthesis.
• C. ascent of sap and temperature regulation.
• D. organic translocation and respiration.

Answer 1

The correct option is C

ascent of sap and temperature regulation.

Transpiration helps in the absorption and upward movement of water (ascent of sap) and minerals dissolved in it from roots to the leaves. It also helps in gaseous exchange required for photosynthesis.