Multiple choice

Which of the following is incorrect?

  1. The salinity of water in the surface layer of oceans depends mainly on evaporation and precipitation.

  2. Surface salinity is greatly influenced in polar regions by the processes of freezing and thawing of ice.

  3. Any change in the temperature or density of water influences the salinity of water in that area.

  4. Salinity of 24.7 o/oo has been considered as the upper limit to demarcate ‘brackish water’.

  5. Dead sea is the most saline water body.
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is incorrect.

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