Question

Which biochemical cycle needs nutrient to be "fixed" by bacteria prior to be used by producers and consumers?

Answer 1

Answer:

Nitrogen Cycle

Bacteria play a key role in the nitrogen cycle.

Nitrogen-fixing microorganisms capture atmospheric nitrogen by converting it to ammonia— NH3​start text, N, H, end text, start subscript, 3, end subscript—which can be taken up by plants and used to make organic molecules.

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