The largest reservoir of P is:

Lithosphere, in apatite which can be found in igneous rocks, bones, and bird shit.

Residence time for P is:

10k on land, 50k in the ocean, and millions in the sediment.

Quiz

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1RNA, ATP, and DNA are ____ parts and silicon shells are ____ parts.
1. ASoft, hard.
2. BHard, soft.
2The largest reservoir of P is:
1. ALithosphere, in apatite which can be found in igneous rocks, bones, and bird shit.
2. BOcean.
3P is the limiting factor on _______ and N and Fe are the limiting factors on _______.
1. ALand, ocean.
2. BOcean, land.
4Residence time for P is:
1. A10k on land, 50k in the ocean, and millions in the sediment.
2. BWrong answer lel