TASC Environmental Science Level 3 Practice Questions - TASC Environmental Science Level 3 (ESS315118) Exam

How does the global biogeochemical cycle of phosphorus fundamentally differ from those of carbon and nitrogen?

Phosphorus lacks a significant volatile gaseous atmospheric phase and cycles primarily through rocks, soil, and water Phosphorus cannot be absorbed by plant roots and must be taken up through foliage Phosphorus cycles exclusively through atmospheric dust without entering aquatic systems Phosphorus is synthesized abiotically in the mantle and released only via volcanic eruptions

Correct Answer:

Phosphorus lacks a significant volatile gaseous atmospheric phase and cycles primarily through rocks, soil, and water

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