Question

Assertion : Transpiration is the process which is associated with ascent of sap. Reason : Transpiration process helps in lowering temperature of plant.

Answer 1

Answer:

The upward movement of water and minerals in a plant through xylem is called ascent of sap. During transpiration, pressure in the internal roots develop known as root pressure. This root pressure helps in ascent of sap. Thus, transpiration helps in ascent of sap.

Answer 2

Answer:

both a and is true and r is correct explanation