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L Pretest: Unit 4
Question 21 of 24
The diagram shows part of the global nitrogen cycle. One label is missing.
Which term best completes the diagram?
Animal waste
N₂
A. Ocean
B. Plants
Animals
N
C. Industrial air pollution
D. Volcanic outgassing
N
Soil
N₂
Atmosphere
N₂
Soil
N₂
Bacteria
N
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L Pretest Unit 4 Question 21 of 24 The diagram shows part of the global nitrogen cycle One label is missing Which term best completes the diagram Animal waste N class=

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