no, atoms aren't alive. A microorganism has to be at least a bacterium, which are composed of many atoms.
atom
A Virus called Prion was considered the smallest microorganism until recently. Though the microorganism hasn't been named yet biologists are pretty positive that it is the smallest microorganism. Follow the related link and take a look at the article.
a virus is not a microorganism
fungi is a microorganism.
No, a flower is not a microorganism. A microorganism is an organism that can not be seen with the naked eye. You have to use a microscope. And for farther microorganism questions, a microorganism is what I said up there and it is made up of one or more cells.
no, a microorganism can not be seen with the naked eye.
the type of microorganism is MRSA
A microorganism is called a "pathogen".
There is no microorganism there which is common in athletes.
Vitamin C is not a microorganism.
Type your answer here... What is useful of a microorganism
A bacteria is a common microorganism