A) Porifera
B) Coelenterata
C) Echinoderinata
D) Mollusca
Correct Answer: D
Solution :
Animals of the phylum Mollusca exhibit adaptation to various types of environmental conditions, such as aquatic, (both marine as well as fresh water), terrestrial and amphibious. Whereas, Porifera, Coelenterata and Echinodermata are adapted to aquatic environmet, (mostly marine and rarely fresh water).You need to login to perform this action.
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