Which one of the following conditions are not favourable for the growth of coral reefs ?

A Sediment free water
B Fresh water
C Moderate saline water
D Disturbed water and currents

Correct Answer: Fresh water

Fresh water are not favourable for the growth of coral reefs. Coral require fairly good amount of sunlight to survive. The ideal depths for coral growth are 45 m to 55 m below sea surface, where there is abundant sunlight available. Clear salt water: Clear salt water is suitable for coral growth, while both fresh water and highly saline water are harmful.
Bissoy MCQ
#Geography #Hydrosphere

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