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Class 12BiologyEnvironmental IssuesOzone Depletion in the Stratosphere
Easy

Recognizing the deleterious effects of ozone depletion,an international treaty known as . . . . . . was signed at . . . . . . .

  • A
    Montreal Protocol,Canada
  • B
    Kyoto Protocol,Brazil
  • C
    Earth Summit,Montreal
  • D
    World Summit,South Africa
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Class 12 Questions

Class 12

Biology Questions

Chapter

Environmental Issues

Subtopic

Ozone Depletion in the Stratosphere

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