First slide
Classification of Animals
Question

Both intracelllular and extracellular digestion occur in how manny of the following animals?

Physalia, Pleurobrachia, Euspongia, Gorgonia, Ctenoplana

Moderate
Solution

Both intracellular and extracellular digestion occurs inn Cnidaria (Physalia, Euspongia, Gorgonia) and Ctenophora (Pleurobrachia, Ctenoplana).

Euspongia (Porifera) exhibits intracellular digestion only.

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