Question

what is bacteria.........



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Answer 1

Answer:

Bacteria are microscopic living organisms, usually one-celled, that can be found everywhere. They can be dangerous, such as when they cause infection, or beneficial, as in the process of fermentation (such as in wine) and that of decomposition

Answer 2

Bacteria is a type of micro organism.

Explanation:

Bacteria are the single celled micro organism with thick cell wall but they lack cell organelles and an organized nucleus ( prokaryotic).

Bacteria can live in a variety of environments, from hot water to ice.

There are many bacteria in the human body which generally do not cause harm.

Some good bacteria are Lactobacillus, Bifidobacteria etc.

But there are many bacteria which causes disease.

Some harmful bacteria are Streptococcus pyogenes, E.coli, Streptococcus etc.

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