contestada

What makes the phosphorus cycle different from the carbon cycle? A. Phosphorus is not abundant in the atmosphere, it comes mostly from the land and ocean. B. Unlike phosphorus, carbon can only be used once, and then the cycle stops. C. Phosphorus relies on phosphorus-fixing bacteria to make it usable by plants. D. Phosphorus is abundant throughout the biosphere, and carbon is not.

Respuesta :

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

If you think about it, all living species are virtually comprised of carbon, thus making carbon extremely common and abundant in all three states (solid, liquid, gas). On the other hand, phosphorus is never found as a free element on Earth and possesses no gas form
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a:
phosporus is not abundant in atmosphere, it come mostly from land and ocean.

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