Match the following List I List II A. Temperature falls 1. Ionosphere with height B. Reflects radio waves back 2. Stratosphere C. Contains most of Ozone 3. Troposphere D. Fall in temperature stops 4. Tropopause

• A. A-2       B-3      C-4       D-1
• B. A-1       B-2      C-3       D-4
• C. A-4       B-3      C-2       D-1
• D. A-3       B-1      C-2       D-4