Question

When tress are cut amount of oxygen

Answer 1

Photosynthesis is the process by which green plants prepare food in the presence of sunlight and chlorophyll by taking CO2 and moisture from the atmosphere. It liberates O2 as a by-product. Hence, cutting down of trees not only decreases the amount of O2 but also increases the amount of CO2 liberated.

Answer 2

Photosynthesis is the process by which green plants prepare food in the presence of sunlight and chlorophyll by taking CO2 and moisture from the atmosphere. It liberates O2 as a by-product. Hence, cutting down of trees not only decreases the amount of O2 but also increases the amount of CO2 liberated.

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