Absorption of water by filter paper is due to

Absorption of ink by filter paper is due to.......

Absorption of water by velamen roots is due to

Absorption of water by velamen roots is due to

In the preparation of ultra filter paper collodion solution is used collodion is

Assertion (A): Ordinary filter paper impregnated with colloidal solution stops the flow of particles. Reason (R): Pore size of the filter paper becomes more than the size of colloidal particle.

Aminobenztloxymethyl filter paper is used for