Q1
1. What is oxygen cycle?
The oxygen cycle is a biogeochemical cycle involved in the circulation of the oxygen atoms present in the earth through a series of intricate processes.
Q2
2. What is a biogeochemical cycle?
A biogeochemical cycle is the process of moving or rotation of matter throughout the biotic and the abiotic spheres of the ecosystem.
Q3
3. What are the main reservoirs of oxygen?
The main reservoirs of oxygen are:
- Atmosphere
- Biosphere
- Hydrosphere
- Lithosphere
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