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Discussion :: Hydrosphere

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

    2. A.

     Sediment free water
    B.

     Fresh water
    C.

     Moderate saline water
    D.

     Disturbed water and currents

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    Answer : Option B

    Explanation :

    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.

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