The Porifera are pore - bearing animals, commonly called:
Correct answer: B. Sponges
- A. Corals
- B. Sponges
- C. Hydras
- D. Anemones
Explanation
Factual recall. Sponges have numerous pores called ostia and hence are known as porifera. Option A is scientifically referred to as the class anthozoa within the phylum cnidaria. Option C is scientifically referred to as the phylum Coelenterata. Option D is scientifically referred to be within the phylum Cnidaria.
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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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