Environment & Ecology · Environment
In the phosphorus cycle, what is the ultimate geological fate of unabsorbed phosphorus that washes into aquatic ecosystems?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It undergoes immediate weathering to release phosphate ions directly into terrestrial soil.
- 2It is rapidly converted into elemental phosphorus by chemosynthetic deep-sea bacteria.
- 3It settles to form sedimentary rock formations that remain locked for millions of years.✓
- 4It immediately evaporates into the atmosphere to form gaseous phosphorus compounds.
Correct answer
It settles to form sedimentary rock formations that remain locked for millions of years.
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