First antibiotic discovered was ____________.</h2></div>

Which one of the following is the correct order of conversion of waste materials during biogas formation?</h2><…

Why is the yogurt very important food material?</h2></div>

IRRI proposed which one of the following for the prevention of fertilizers pollution in agriculture?</h2>…

Which of the following statements is not related to mycorrhiza?

Match column I with column II and select the correct option from the given codes.<br> <table class="wysiwy…

BGA is chiefly used as fertilizer in</h2></div>

Sewage sludge is used as a</h2></div>