The main sources of biofertilizers are</h2></div>

Which one of the following is not used as biofertilizer?</h2></div>

Enriched vitamin tablets are produced from</h2></div>

<p><i>Azolla</i> possesses symbiotic association with</p> </h2></div>

Biopesticides are</h2></div>

Match and find the correct combination.<table class="wysiwyg-table"><tbody><tr><td>(a)…

What is required for nitrogen fixation by <i>Rhizobium</i>?<br> </h2></div>

Name a genus of baculovirus. Why are they considered good bio-control agents?</h2></div>