Multiple choice

Protozoa are _______ organisms.

  1. unicellular

  2. multicellular

  3. prokaryotic

  4. unimportant

Reveal answer Fill a bubble to check yourself
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.