Sponges belong to the phylum
A. Porifera
B. Cnidaria
C. Mollusca
D. Annelida
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Answer: A. Porifera
Sponges have pores (ostia) all over the body; they belong to phylum Porifera.
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
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