Question

What is microorganism

Answer 1

Micro-organisms are the very small organisms which can't be seen through naked eyes. They can only be seen throw a microscope. They are present everywhere. Like in water, soil, even on your skin.

Answer 2



A cluster of Escherichia colibacteria magnified 10,000 times

A microorganism or microbe is a microscopicliving organism, which may be single-celled[1]or multicellular. The study of microorganisms is called microbiology, a subject that began with the discovery of microorganisms in 1674 by Antonie van Leeuwenhoek, using amicroscope of his own design.

Microorganisms are very diverse and include all bacteria, archaea and most protozoa. This group also contains some species of fungi,algae, and certain microscopic animals, such as rotifers. Many macroscopic animals andplants have microscopic juvenile stages. Some microbiologists also classify viruses(and viroids) as microorganisms, but others consider these as nonliving.[2][3] In July 2016, scientists reported identifying a set of 355genes from the last universal common ancestor (LUCA) of all life, including microorganisms, living on Earth.[4]

Microorganisms live in every part of the