Question

what makes the phosphorus cycle different from the carbon cycle

Answer 1

The phosphorus cycle is different from the carbon cycle (and other cycles) because (1) it is not in gas state; (2) a cycle happening only in lithosphere, hydrosphere, and biosphere and (3) phosphorus is located in and on land, sea, and sediment.

Answer 2

Phosphorus is not abundant in the atmosphere, it comes mostly from the land and ocean.

I just took this test it was (A)