Question

What is the function of denitrifying bacteria in the nitrogen cycle?

Answer 1

Denitrifying bacteria convert nitrogen found in the soil into atmospheric nitrogen.

Explanation:

In the nitrogen cycle, denitrifying bacteria convert nitrate (`NO_3^-`) found in the soil into nitrogen gas (`N_2`). This process is called denitrification.

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Denitrifying bacteria allows nitrogen to return to the atmosphere.

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