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Class 12BiologyEnvironmental IssuesMix Example-Environmental Issues
Medium

The salinity of the oceans is

  • A
    Increasing
  • B
    Decreasing
  • C
    Constant
  • D
    Decreasing now but was increasing in past
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Class 12 Questions

Class 12

Biology Questions

Chapter

Environmental Issues

Subtopic

Mix Example-Environmental Issues

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