Protozoa are _______ organisms.
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unicellular
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multicellular
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prokaryotic
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unimportant
A
Correct answer
Explanation
Protozoa are single-celled eukaryotic organisms that belong to the kingdom Protista. They are not multicellular, not prokaryotic (bacteria), and are ecologically and medically important as pathogens, parasites, and decomposers. 'Unimportant' is factually incorrect.