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Author Question: Nitrogen is available to plants only in the form of A) N2 in the atmosphere. B) (Read 1152 times)

penza

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on: Oct 27, 2013
Nitrogen is available to plants only in the form of
A) N2 in the atmosphere.
B) nitrite ions in the soil.
C) uric acid from animal excretions.
D) amino acids from decomposing plant and animal proteins.
E) nitrate ions in the soil.


plus1

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Reply #1 on: Nov 3, 2013
I recall doing this last year, it's E, bye bye!


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penza

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Reply #2 on: Sep 16, 2014
Thanks so much!


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