Class 12 Biology Environmental Issues Ozone Depletion in the Stratosphere

Easy

Recognizing the deleterious effects of ozone depletion,an international treaty was signed at Montreal in $1987$ to control the emission of ozone-depleting substances,which is known as $.........$.

A
Kyoto Protocol
B
Montreal Protocol
C
World Summit
D
Earth Summit

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Class 12 Questions

Class 12

Biology Questions

Chapter

Environmental Issues

Subtopic

Ozone Depletion in the Stratosphere

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