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

Which of the following statements is not related to cottage cheese?

.............. is an alternative source of energy.</h2></div>

Some blue green algae can be used as biofertilizer as they are</h2></div>

What is the role of micro-organism in increasing the fertility of the soil?<br> </h2></div>

Most active nitrogen fixing blue-green algae of rice fields is</h2></div>

Match the following columns and select the correct option.<br> <table class="wysiwyg-table"><tb…

Producer gas is obtained through the process of _____