Biology · Zoology
Which of the following is a key characteristic feature of the phylum Coelenterata (Cnidaria)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Their body surface is perforated with ostia openings.
- 2They possess a true triploblastic coelom cavity.
- 3They are asymmetrical, unicellular organisms.
- 4They are aquatic, radially symmetrical, and diploblastic animals.✓
Correct answer
They are aquatic, radially symmetrical, and diploblastic animals.
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