Question

definition of microorganism

Answer 1

microorganisms are those things which can not be seen with naked eyes they can be seen with microscope so they are called microscopic organisms they ate classified into 5 categories like bacteria virus fungi protozoa and etc virusses always affect to our immune system bacteria are may be useful or harmfull usefully bacteria like escheridia coli helps in producing vitamins in human beings and harmful bacteria can cause disease that's all hope it would help ☺

Answer 2

Hey mate here is ur answer...

Microbes are those organisms which are not visible to us with naked eyes.

Microscope is required to see and study them.

hope it helps♥