Supply of oxygen to the biogas plant will have ?</h2></div>

Which of the following is not used as a bio-fertiliser?

Which bacterium is known to form crystal protein?</h2></div>

Match the columns:<table class="wysiwyg-table"><tbody><tr><td>'A'</td><td>…

All microbes are harmful to humankind.

Identify the blank spaces A, B, C and D in the table given below and select the correct answer. <br> <…

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

<span>Inoculation of which one of the following free living bacteria has been reported to increa…