Q. A bottle filled with previously moistened mustard seeds and water was screw capped tightly and kept in a comer. It blew up suddenly after about half an hour. The phenomenon involved is

 2423  238 AIPMTAIPMT 1990Transport in Plants Report Error

Solution:

A bottle filled with previously moistened mustard seeds and water was screw capped tightly and kept in a comer. It blews up suddenly after about half an hour due to phenomenon of imbibition. The absorption of water by the solid particles of an adsorbent causing it to enormously increase in volume without forming a solution is called imbibition.