Members of this phylum are exclusively marine:
Correct answer: D. Echinodermata
- A. Porifera
- B. Cnidaria
- C. Mollusca
- D. Echinodermata
Explanation
The echinoderms are exclusively marine.There are over 5,000 known species of echinoderms. They are marine organisms living at the sea bottom.
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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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