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Diversity In Living Organisms — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceDiversity In Living Organisms2 Marks
Question

Define the terms and given one example:

Coelom.

✓

Answer

Coelom: It is the body cavity which is filled with a fluid and is lined by mesoderm. Animals possessing coelom are called coelomates, e.g., annelids, molluscs, arthropods, echinoderms.

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