The Nitrogen Cycle Quiz

8 Questions  I  By ETim_NitrogenCycle on November 16, 2010

  

Question Excerpt

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1.  Nitrogen that is used by plants is in the form of...
A.
B.
C.
2.  What do plants do with the nitrogen they absorb?
A.
B.
C.
3.  Animals absorb nitrogen through eating plants.
A.
B.
4.  Animals do not use nitrogen to build proteins.
A.
B.
5.  When is ammonia released?
A.
B.
C.
6.  What is the function of nitrifing bacteria?
A.
B.
C.
7.  Where are nitrogen fixing bacteria found?
A.
B.
C.
8.  What is the nitrogen cycle?
A.
B.
C.
D.
E.
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