Select the correct group of biocontrol agents.</h2></div>

The majority of Baculoviruses are used as biological control agents as.</h2></div>

A nitrogen fixing microbe associated with the fern Azolla in rice fields is:</h2></div>

In paddy fields, biological nitrogen fixation is chiefly brought about by.</h2></div>

The heat treatment that destroys harmful bacteria and also causes little nutrient damage is</h2></div>

Citric acid is got from :</h2></div>

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

Which one is not used in the production of Yoghurt?</h2></div>