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Chemistry Chemistry Difficulty: Medium

Match the List-I with List-II and select the correct answer using the codes given below the lists List-I (Green house gas) List-II(Major source) F. Carbondioxide 1. Enteric fermentation in cattle G. Methane 2. Burning of fossil H. Chloroflro carbons 3. Mercury compounds in waste water J. Nitrous oxide 4. Nylon production 5. Air conditioner and refrigeration units Codes : F G H J A. 2 1 5 4 B. 3 4 2 1 C. 3 2 4 1 D. 1 2 3 4

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