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| 1. |
Spiny skin is the characteristic feature of which phylum:a)Mollusca b)Porifera c)Echinodermata d)Arthropoda |
| Answer» CEXPLANATION:I THINK it's option c Echinoderm, any of a VARIETY of invertebrate marine animals belonging to the phylum Echinodermata, characterized by a hard, spiny COVERING or skin | |