Which one of the following pairs is correctly matched?</h2></div>

The term antibiotic was coined by</h2></div>

Who discovered pasteurisation?

Fuelwood is ___

Which of the following is a biofertilizer?</h2></div>

Cyanobacteria helps farmers by</h2></div>

Give a brief account of micro-organisms?</h2></div>

Write down the two beneficial roles of bacteria converting milk in to curd.</h2></div>