Statement A: Red algae contributes in producing coral reefs.
Statement B: Some red algae secrete and deposit calcium carbonate over their walls.

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Both statement A and statement B are correct

Both statement A and statement B are incorrect

Statement A is correct but statement B is incorrect

Statement B is correct but statement A is incorrect

answer is A.

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Detailed Solution

Red algae generally grow attached to rocky stones. Some deep water red algae are calcareous and build up hard stony thalli responsible for the production of lime stones and coral reefs.

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