Multiple Choice
Imagine you’re tracking a water molecule frozen in snow on land. Which of the following is a possible path it could take to eventually end up as part of the ocean?
20. Communities and Ecosystems
Chemical Cycling in Ecosystems
Multiple Choice
Which of the following answers correctly completes the diagram below?
A
1 – nitrification, 2 – ammonification, 3 – nitrogen fixation.
B
1 – denitrification, 2 – nitrification, 3 – nitrogen fixation.
C
1 – nitrogen fixation, 2 – nitrification, 3 – denitrification.
D
1 – nitrogen fixation, 2 – ammonification, 3 – denitrification.
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