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Answer: Forests are called the green lungs. This is because plants in forests release oxygen through the process of photosynthesis and help in providing oxygen to animals for respiration. ... In this way, plants help in maintaining a balance of oxygen and carbon dioxide in atmosphere

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Answer:

Forests are called the green lungs. This is because plants in forests release oxygen through the process of photosynthesis and help in providing oxygen to animals for respiration. ... In this way, plants help in maintaining a balance of oxygen and carbon dioxide in atmosphere.