Which of the following directly ensures the volume of oxygen in the atmosphere?

Photosynthesis by plants

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Nitrogen fixation by the bacteria

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Photosynthesis by the bacteria

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Nitrogen fixation by plants

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Solution

The correct option is A Photosynthesis by plants
When the green plants perform photosynthesis, they take carbon dioxide from the air and release oxygen in the air. That is how the amount of oxygen remains constant in our atmosphere.

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Which of the following directly ensures the volume of oxygen in the atmosphere?

The correct option is A Photosynthesis by plantsWhen the green plants perform photosynthesis, they take carbon dioxide from the air and release oxygen in the air. That is how the amount of oxygen remains constant in our atmosphere.

The correct option is A Photosynthesis by plants
When the green plants perform photosynthesis, they take carbon dioxide from the air and release oxygen in the air. That is how the amount of oxygen remains constant in our atmosphere.