Answer the following

What are microorganisms?

Microorganisms are the smallest organisms which are visible only through microscope and not visible through naked eyes. They are also known as microbes.

They may exist solitary (in their single celled state) or in their colonies. Study of microbes is known as microbiology.

Examples of some microbes include bacteria, viruses, Chlamydomonas (algae) or yeast (fungi).