The osmotic pressure of a solution can be increased by :
Increasing the number of solutes
Explanation for correct option:
(A) Increasing the number of solutes:
Where,
Explanation for incorrect options:
(B) Increasing the volume :
(C) Removing semi-permeable membrane:
(D) Decreasing the temperature
Hence, the correct option is (A) Increasing the number of solutes will increase the osmotic pressure.