Sub-kingdom parazoa inlcudes:
Correct answer: C. Porifera
- A. Annelida
- B. Cnidaria
- C. Porifera
- D. Protozoa
Explanation
Animals included in phylum Porifera are Parazoans because they do not show the formation of true tissues (except in class Hexactinellida).
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About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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