What measures are to be taken to save paper?</h2></div>

<div><span>Define and explain:</span></div><div><span>manure fertilizer,&am…

<p><i>Azolla</i> is used as biofertilizer as it has</p> </h2></div>

Cyclosporin A, used as immunosuppressive agent in organ transplants is produced by.</h2></div>

The effluent from the primary settling tank is taken for secondary treatment.

Biopesticides are</h2></div>

A compound produced by an organism that inhibits the growth of another micro-organism is called</h2></div>

Who discovered pasteurisation?