Sub-kingdom parazoa includes:
Correct answer: C. Porifera
- A. Armada
- B. Cnidaria
- C. Porifera
- D. Protozoa
Explanation
The simplest of the animals belong to subkingdom Parazoa (phylum Porifera). Parazoa includes the simplest multicellular animals, which are sponges (phylum Porifera). These animals lack true tissues and organs but have a cellular level of organization, making them part of Parazoa.
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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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