Biopesticides are:</h2></div>

Describe how biogas is generated from activated sludge. List the components of biogas.</h2></div>

If the nitrogenase enzyme has been inactivated by radiation, there will be no _________.</h2></div>

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

Hydrocarbons were first isolated from plant latex by ______

Colonies of which microbe can be seen in the diagram below?

Write the scientific name of microbe used for fermenting malted cereals and fruit juices.</h2></div>

The most quickly available source of nitrogen to plants are</h2></div>