Broad-spectrum antibiotics can kill only a small number of pathogens.

Who was the first person to discover an antibiotic?

Blood cholesterol lowering statins are obtained from</h2></div>

Which of the following organism is used to obtain Streptokinase?

<i>Rhizobium</i> bacteria are important because they help in carbon fixation.</h2></div>

Raw material used in formation of producer gas is</h2></div>

What suggestion will you give a farmer to increase the productivity of his field? Explain.</h2></div>

Biopesticides are:</h2></div>