Which of the following nitrogen-fixing bacteria is present in root nodules of leguminous plants?</h2><…

Living organisms used to enrich the nutrient quality of the soil are called as</h2></div>

Study the following statements and select the correct ones.<div><br> (i) Methanogens are archaebacteria that…

Rhizobium is a free-living bacterium that fixes atmospheric nitrogen.

Which of the following is not a smoother crop?

Which of the following statements is incorrect regarding wine?

Give the scientific names of any two microorganisms inhabiting the human intestine.</h2></div>

How are secondary metabolites useful to human welfare? Give two examples of it.</h2></div>