Question

Select the incorrect statement.

(1) Elements most easily mobilized in plants from one region to another are : phosphorus, sulphur, nitrogen and potassium

(2) Transport of molecules in phloem can be bidirectional

(3) Movement of minerals in xylem is unidirectional

(4) Unloading of sucrose at sink does not involve the utilization of ATP

Comments

Transport in plants

Answer 1

Ans: (4) Unloading of sucrose at sink does not involve the utilization of ATP

Sol. Unloading of sucrose at sink is an energy dependent process. Hence, it involves the utilization of ATP.