______ is a non-symbiotic aerobic nitrogen fixer.</h2></div>

Pollution from animal excreta and organic waste from kitchen can be most profitably minimized by </h2>&lt…

Antihaemorrhagic ergot alkaloids are got from _________.</h2></div>

Moisture content in soft cheese is about 75 per cent.

What is true about Bt toxin?</h2></div>

Which one of the following microbes is the source for vitamin C?<br> </h2></div>

Which of the following is not used as a biopesticide?</h2></div>

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