In the treatment of waste water discharge, which treatment stage involves biological treatment?</h2></…

A chemical substance produced by a microorganism for inhibiting the growth of another is </h2></div&gt…

The prerequisites for biotechnological production of antibiotics is<br> </h2></div>

Who developed the treatment technique for industrial and sewage waste water?</h2></div>

Yoghurt is produced with the help of</h2></div>

Who discovered the first antibiotic?</h2></div>

Which of the following organism is used to obtain Streptokinase?

Secondary treatment is also known as ________________.<span><br> </span></h2></div>