A) Ostia \[\to \] Apopyles \[\to \] Prosopyles \[\to \] Osculum
B) Ostia \[\to \] Prosopyles \[\to \] Apopyles \[\to \] Osculum
C) Ostia \[\to \] Osculum \[\to \] Prosopyles \[\to \] Spicules
D) Osculum \[\to \] Apopyles \[\to \] Prosopyles \[\to \] Ostia
Correct Answer: B
Solution :
Sponges have numerous mouthlets (ostia) and one exit (osculum). The correct sequence of water flow into body of sycon isYou need to login to perform this action.
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