First slide

Classification of Animals

Question

All the following are found in sponges, except

Easy

A

choanocytes
B

sexual and asexual reproduction
C

spicules
D

digestive tract and extracellular digestion

Solution

In sponges, there is no defined digestive system. The digestion is intracellular. The food enters the spongocoel through ostia and digested food is excreted out through osculum.

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