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Question
Match the following.
| Group ‘A’ | Group ‘B’ |
| (1) Carbon dioxide | (a) Generation of soil |
| (2) Oxygen | (b) Rain |
| (3) Water vapour | (c) Plants and food production |
| (4) Microbes | (d) Combustion |
Solution
| Group ‘A’ | Group ‘B’ |
| (1) Carbon dioxide | (c) Plants and food production |
| (2) Oxygen | (d) Combustion |
| (3) Water vapour | (b) Rain |
| (4) Microbes | (a) Generation of soil |
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