Which of the following statements are true?

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Phosphorus cycle describes the movement of the phosphorus through the lithosphere, hydrosphere, and also the biosphere.

Phosphorus and phosphorus-based compounds are usually solids

Both 1 & 2

None of the above

answer is B.

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Detailed Solution

Concept- The sedimentary cycle is a biogeochemical cycle in which the earth’s crust act as a reservoir. The phosphorus cycle is a sedimentary cycle. The atmosphere doesn’t act as a reservoir for phosphorus.
Microorganisms also do not fix phosphorus in soil. Phosphorus is an important mineral for the plant. It forms because of weathering of rocks. through the lithosphere, hydrosphere, and also biosphere. These compounds are usually solids.
Biogeochemical process in which phosphorus moves from the litospher, biosphere and hydrosphere is called phosphorus cycle. It is important cycle as all organims require phosphorus for their survival.
Hence, option 2 is the correct answer.

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