Civil Services Prep

Prelims MCQ · Geography

Consider the following statements:

  1. Surface salinity can increase when water is lost through evaporation or freezing.
  2. River inflow can reduce surface salinity.
  3. Deep-water salinity is comparatively stable because salt is not readily added and water is not readily removed at depth.
  4. Lower-salinity water generally rests above denser, higher-salinity water, with a sharp salinity transition called the halocline.

Which of the statements given above are correct?

  1. 1, 2, 3 and 4.
  2. 1 and 3 only.
  3. 2 and 4 only.
  4. 1, 2 and 4 only.
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