The group of animals having a single celled body which performs all the vital activities of life are called:
Correct answer: A. Protozoa
- A. Protozoa
- B. Parazoa
- C. Metazoa
- D. Nanozoa
Explanation
Protozoa are unicellular, heterotrophic, eukaryotic organisms comprising four organisation types: amebae, flagellates, ciliates, and parasitic sporozoans. They are either free-living or parasites.Diagram:
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