Describe secondary treatment of sewage till can be discharged into a natural water body.</h2></div>

Which microorganism is employed in production of dextran?</h2></div>

Enriched vitamin tablets are produced from</h2></div>

Which of the following are the types of bioenergy?

<span></span><p>Which of the following produces citric acid through the process of fermentation?</p…

<i>Azolla</i> is used as a biofertilizer, because it</h2></div>

<b>How <i>Bacillus thermogenesis</i> is used as a biopesticide.</b></h2></div>

On which medium do certain bacteria grow to produce biogas?