Question

Prepare a speech on oxygen cycle and divide it into four part ...? Please answer me fast it's urgent.......plz plZ...

Answer 1

Oxygen is also used during combustion, decomposition, and oxidation. The circulation of oxygen is through three main flow systems including the (air) atmosphere, the biosphere, and the earth's crust. In the oxygen cycle, the main driving factor is photosynthesis which is the process whereby green plants and algae make ...