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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Mayank vedwal Vedwal Best Answer
The population of corals decreases when we move from equator to poles. So option A is correct. option b is incorrect because corals are less abundant near the poles. option c is incorrect because corals are found in marine environment not in fluvial environment. option d is incorrect because corals are found in shallow marine environment not in deep marine environment.