Question

Pearl, coral, conch, oil are which group​

Answer 1

Explanation:

Corals belong to the class of Anthozoa of phylum Cnidaria. Large calcinous shells are commonly known as Conch. These shells are discarded by snails and other molluscs. Oil is a liquid, normally black in colour, found beneath earth's surface

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Answer 2

Answer:

Corals belong to the class of Anthozoa of phylum Cnidaria. Large calcinous shells are commonly known as Conch. These shells are discarded by snails and other molluscs. Oil is a liquid, normally black in colour, found beneath earth's surface.

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