Which of the following antibiotics is not correctly matched with the source from which it is obtained?</h2></di…

Which of the following is correct about biogas?</h2></div>

While preparing curd, a little curd is added to warm milk. Reason behind this is<br> a) Curd contains sev…

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

Charcoal is the commonest source of energy.

A good product of citric acid is :</h2></div>

Neurospora is a very good taxon for.</h2></div>

Which one of the following is not used in organic farming?</h2></div>