Question

explain oxygen cycle​

Answer 1

Answer:

The oxygen cycle is the cycle that helps move oxygen through the three main regions of the Earth, the Atmosphere, the Biosphere, and the Lithosphere. The Oxygen cycle is how oxygen is fixed for freed in each of these major regions. ... In the atmosphere Oxygen is freed by the process called photolysis.

Answer 2

The oxygen cycle is the cycle that helps move oxygen through the three main regions of the Earth, the Atmosphere, the Biosphere, and the Lithosphere. The Atmosphere is of course the region of gases that lies above the Earth's surface and it is one of the largest reservoirs of free oxygen on earth.