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Water — Science STD 6 — Question

CBSE BoardEnglish MediumSTD 6ScienceWater1 Mark
MCQ
Which of the following statements is true?
  • A
    The salinity of sea increases tremendously in a short time.
  • B
    The salinity of rivers decreases with time.
  • ✓
    The salinity of seas increases with time.
  • D
    The salinity of seas remains constant with time.
✓

Answer

Correct option: C.
The salinity of seas increases with time.
A lot of salt deposits are present in our earth's crust. They are carried by rain water in dissolved form and increase the salinity of seas slowly over the time.

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