BIOL - Carbon Cycle and Nitrogen Cycle
Biology, carbon cycle, nitrogen cycle - IGCSE | IBDP | DSE | GCE | IAL | AP Biology
In nature, elements are continuously recycled in various forms between different compartments of the environment (e.g. water, air, soil, organisms).
For IGCSE Biology, you need to know the cycle for two elements: the carbon cycle and the nitrogen cycle.
The 4 main activities responsible for the movement of carbon between different compartments of the environment are:
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