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Classification of Animals — BIOLOGY STD 7 — Question

ICSE BoardEnglish MediumSTD 7BIOLOGYClassification of Animals2 Marks
Question
Write one difference between the following pair:
Porifera and Coelenterata.
✓

Answer

Porifera Coelenterata
1 Body is porous i. e. bears many tiny pores to draw water into the body cavity. 1 Sac-like body with only one opening i.e. mouth.
2 e.g. Sponge 2 e.g. Jellyfish, hydra, sea anemone.

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