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Which of the following processes does not increase the amount of carbon dioxide in air ?
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- Breathing
- Photosynthesis
- Burning of petrol
- Aerobic decay of vegetation
Correct Option: B
Plants reduce the CO2, because they use it with photosynthesis. They use it to give oxygen and carbohydrates as the final product. It is for this reason that plantation of trees has been stressed by environmentalists.
