Green House Effect and Global Warming
Question
Match the following and choose the correct option.
| Column I (Greenhouse gas) | Column II (Per cent contribution to greenhouse effect) | ||
| (a) | CO2 | (i) | 20% |
| (b) | N2O | (ii) | 14% |
| (c) | CFCs | (iii) | 60% |
| (d) | Methane | (iv) | 6% |
Moderate
Solution
Column I (Greenhouse gas) Column II (Per cent contribution to greenhouse effect) CO2 60% N2O 6% CFCs 14% Methane 20%
| Column I (Greenhouse gas) | Column II (Per cent contribution to greenhouse effect) |
| CO2 | 60% |
| N2O | 6% |
| CFCs | 14% |
| Methane | 20% |
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