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AP Environmental Science 1.V: Global Change

Practice AP Environmental Science questions on global change and environmental evidence.

Syllabus
Effective Fall 2025
Course
AP Environmental Science

1.5 The Nitrogen Cycle question 1

[Maximum number: 1]

The image below is of the nitrogen cycle. Which of the following steps takes the most amount of nitrogen and adds it to the atmosphere?

Figure for Question 1.5 The Nitrogen Cycle question 1 — AP Environmental Science
A

Plants

B

Lightning

C

Denitrifying bacteria

D

Decomposers

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