5 Questions
What is the study of bacteria known as?
Bacteriology
Where do most bacteria exist in humans and most animals?
Gut
What is the size range of bacteria typically?
A few micrometres in length
In which domain do bacteria belong?
Prokaryotic microorganisms
Where are bacteria NOT found?
Space
Test your knowledge of bacteria with this quiz on bacterial characteristics, shapes, habitats, and their significance as one of the earliest life forms on Earth.
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