Question

Define the term corals.​

Answer 1

Explanation:

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A coral reef is a large underwater structure made of dead and living corals (press to see more). In most healthy reefs, stony corals are predominant. They are built from colonial polyps from the phylum Cnidaria which secrete an exoskeleton of calcium carbonate.

Answer 2

Answer:

corals collection of living organisem ,which creat in the area of coast or sea area and in the form of coral reef.it is a mount like structure this mount is soroundded by reef.

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