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प्रश्न
The problem of ozone depletion is caused in the stratosphere by high levels of compounds ______.
पर्याय
Silicon and hydrogen
Silicon and Bromine
Chlorine and Bromine
Chlorine and Carbon
MCQ
रिकाम्या जागा भरा
उत्तर
The problem of ozone depletion is caused in the stratosphere by high levels of compounds Chlorine and Bromine.
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Introduction to Environment and Sustainable Development
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