alleryThe cycling of carbon and nitrogen through living and non-living parts is a:
ABiomechanical cycle
BBioelectrical cycle
CBiophysical cycle
DBiogeochemical cycle
Answer & Solution
Correct answer: D. Biogeochemical cycle
1. Matter moves between the abiotic and biotic parts of the Earth.
2. This keeps carbon, nitrogen and oxygen available to life.
3. That cyclic movement is called the biogeochemical cycle.
4. So the answer is a biogeochemical cycle.
_Source: syllabus Science, Ch 13 'Earth as a System: Energy, Matter, and Life'_
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