The bacteria nostoc are used as food because they have abundant amount of ________ and _______.</h2></div>

Why are blue green algae not popular as biofertilisers? </h2></div>

Large holes in Swiss cheese are formed due to production of a large amount of <span class="katex"><sp…

Stoppage of reproduction in an organism by creating hurdle in its biology or physiology or its destruction by use of ano…

Purified antibiotic penicillin of <i>Penicillium notatum</i> was obtained by :</h2></div>

Brandy is prepared by fermentation of wine.

The microorganisms involved in floc formation during sewage treatment are </h2></div>

Primary treatment of sewage is</h2></div>