Question 35
HardOriginal questionWhich nutrient cycle has no significant gaseous stage in the atmosphere and depends mainly on the weathering of rocks?
Show the answer and explanation
CorrectNot quiteAnswer D
Correct answer: D
Explanation
Phosphorus is released slowly as rocks weather, taken up by plants, passed along food chains and returned to soil and sediments.
Unlike carbon, nitrogen and oxygen, it has no major form as a gas in the air, so it is a sedimentary cycle.
- Concept
- Gaseous and sedimentary cycles
- Typical timeTypical
- 90 s
- Your timeYours
- —
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