Which of the following are biopesticides?</h2></div>

Match different organisms in column I with their uses in column II and select the correct answer from the given codes. &…

Biopesticide include</h2></div>

What is sludge?</h2></div>

Passage of effluents into oxidation tank is for</h2></div>

Bread or idli dough rises because of</h2></div>

Which of the following helps in the ripening of Camembert cheese?

The plant pesticide pyrethrum is obtained from</h2></div>