MCQ
Osculum occurs in
- AStar Fish
- BRay Fish
- CHydra
- ✓Sponge
✓
Answer
Correct option: D.
Sponge
d
(d)Sponges have numerous mouthlets $(ostia) $ and one exit $(osculum)$.
(d)Sponges have numerous mouthlets $(ostia) $ and one exit $(osculum)$.
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