Which microorganisms act as living or non living both?

Staphylococci is a type of _______ microorganism.

Who was the first person to establish the existence of bacteria?

When virus become active and multiply itself?

By which process, vinegar is produced?

Which bacteria helps in the formation of curd?

Which microorganism helps in fermentation?

Which type of microorganism is Penicillium notatum used to prepare pencillin?

Out of these which is the biological nitrogen fixer?

Name the common decomposers?

Out of these which is used as fuel?