Which among the following is exclusively marine? (a) Porifera (b) Echinodermata (c) Mollusca Pisces
ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
- Soln:
Answer is (b) Echinodermata
Explanation:
Echinodermata are exclusively found in marine environment whereas Porifera, Mollusc’s and Pisces cab be found in both marine and fresh water.
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