Nitrogen Cycle Diagram | Quizlet

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8 Terms

1
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TERM

Atmospheric Nitrogen

DEFINITION

Nâ‚‚ is nitrogen in a gaseous state that is unusable by organisms

<p>DEFINITION</p><p>Nâ‚‚ is nitrogen in a gaseous state that is unusable by organisms</p>
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TERM

Ammonia NH3

DEFINITION

Decomposes convert decaying organic matter into ammonia

<p>DEFINITION</p><p>Decomposes convert decaying organic matter into ammonia</p>
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TERM

Nitrite NO2

DEFINITION

Nitrogen that has been fixed by bacteria once. However this is still unusable by organisms in this state

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TERM

Nitrate NO3

DEFINITION

Nitrogen that has been fixed by bacteria twice. This is now usable for plants. (Plants ate the NitrATE)

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TERM

Nitrification

DEFINITION

Ammonium converted into Nitrate by nitrogen fixing bacteria

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TERM

Denitrification by Bacteria

DEFINITION

A specific species of bacteria that converts Nitrates (NO3) into gaseous Nitrogen (N2)

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TERM

Denitrification

DEFINITION

The final aspect of the nitrogen cycle. This process is performed by a variety of microscopic bacteria, fungi, and other organisms. Nitrates in the soil are broken down by these organisms, and nitrogen is released into the atmosphere.

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Nitrogen Cycle

The cycling of nitrogen between organisms, soil, water, and the atmosphere

<p>The cycling of nitrogen between organisms, soil, water, and the atmosphere</p>