UPSC Geography Oceans and continents Question Bank Oceanography

  • question_answer Consider the following statements:
    1. Of all the latitudes, salinity is the maximum at the equator.
    2. Within the tropics, salinity of the open oceans is larger than that of the closed areas.
    Which of the above statements is/are correct?

    A)  1 only                         

    B)  2 only

    C)  Both 1 and 2    

    D)  Neither 1 nor 2

    Correct Answer: D

    Solution :

     Salinity at the Tropic of Cancer and Tropic of Capricorn is much higher them at the equator. Within the tropics salinity of closed seas is much higher than the open oceans. For example, salinity in Red Sea reaches upto 41% whereas salinity of the open Indian Ocean varies from 35 to 36%. This is due to higher rate of evaporation in the Red Sea.

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