Oxygen from atmosphere is used up for processes such as:

photosynthesis

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combustion

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respiration

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transpiration

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Solution

The correct options are
B combustion
C respiration
Oxygen from the atmosphere is used for processes such as combustion and resipration. Oxygen is added up to the atmosphere by the process of photosynthesis. Transpiration is the process by which water is lost in the form of water vapour from the parts of the plants.

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Similar questions

Q. Oxygen from the atmosphere is used up in processes, namely:

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