20. If a 0.1 M solution of glucose and 0.1 molar solution of urea are placed on the two sides of a semipermeable membrane to equal heights, then it will be correct to say

a. There will be no net movement across the membrane

b. Glucose will flow across the membrane into urea solution

c. Urea will flow across the membrane into glucose solution

d. Water will flow from urea solution into glucose solution

Ans. a

Explanation : There is no net movement of the solvent through the semipermeable membrane between two solutions of equal concentration