What are the true characteristics of class Anthozoa?
Correct answer: C. Mesoglea fibrous, polypoid forms only
- A. Mesoglea fibrous, predominantly medusoid
- B. Mesoglea cellular, both polyp & medusa
- C. Mesoglea fibrous, polypoid forms only
- D. Mesoglea, non-cellular, polypoids form
Explanation
Mesoglea fibrous, polypoid forms only - Correct. Class Anthozoa includes organisms such as corals and sea anemones, which exist only in the polyp stage.
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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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