The Salinity of the Ocean

Total Questions: 12

11. The average salinity of water of Arabian Sea is – [53rd to 55th B.P.S.C. (Pre) 2011]

(a) 25 ppt
(b) 35 ppt
(c) 45 ppt
(d) 55 ppt

Correct Answer: (b) 35 ppt

Solution:Between 0°-10° latitudes in the Indian Ocean, the salinity is 35.14‰ but in the Bay of Bengal, it decreases to 30‰. At the same time salinity of Arabian Sea is found to be 36‰ because of comparatively dry weather, more vaporization takes place and water brought by rivers is also less. Therefore, nearest option (b) is correct.

12. Which of the following seas has the highest average salinity? [60th to 62nd B.P.S.C. (Pre) 2016]

Correct Answer: (d) Dead Sea

Solution:Among the given options Dead sea has the highest average salinity (238‰). Assal lake has the highest average salinity in the world i.e. 348‰.

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The Salinity of the Ocean

11. The average salinity of water of Arabian Sea is – [53rd to 55th B.P.S.C. (Pre) 2011]

12. Which of the following seas has the highest average salinity? [60th to 62nd B.P.S.C. (Pre) 2016]

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