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Question

Match the following.
Column A Column B
Nitrogen 20.95%
Oxygen CFC
Freons Coal
Particulate matter 78.08%
Fossil fuels Air pollution

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Solution

Sl.No Column A Column B
1. Nitrogen 78.08%
2. Oxygen 20.95%
3. Freons CFC
4. Particulate matter Air pollution
5. Fossil fuels Coal

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