The hydrologic, carbon, nitrogen, and phosphorus cycles are essential to the . this is why they are called biogeochemical cycles.

The hydrologic, carbon, nitrogen, and phosphorus cycles are essential to the biosphere or ecosphere.

Explanation:

The biosphere supports all form of life on Earth. The main driving force in biosphere is the biogeochemical cycles. The biogeochemical cycles are responsible for providing nutrients to the living organisms. It includes carbon, nitrogen, and phosphorus cycles which are further regulated through hydrologic cycles.

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explanation: