Question

Identify the influx to out flux of water in a sponge
(A) Ostium→ Coelenteron → Osculum
(B) Osculum → Coelenteron → Ostium
(C) Ostium→Spongocoel →Osculum
(D)
Osculum →Spongocoel→
Ostium​

Answer 1

$\huge{C\: option}$

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