1.CARBON OXYGEN CYCLE
The movement of carbon and oxygen between the atmosphere, oceans,plants,animals and the ground is called the carbon-oxygen cycle. This cycle is very important as it ensures that the atmosphere always contains the right amount of oxygen and carbondioxide.The movement of carbon and oxygen between the atmosphere, oceans,plants,animals and the ground is called the carbon-oxygen cycle. This cycle is very important as it ensures that the atmosphere always contains the right amount of oxygen and carbondioxide.
2.OXYGEN CYCLE
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