Which of the labelled arrows indicates nitrogen fixation and denitrification? | Nitrogen fixation | Denitrification |
| P | Q |
A)
Nitrogen fixation Denitrification R S
B)
C)
Nitrogen fixation Denitrification Q P
D)
Nitrogen fixation Denitrification R Q
Correct Answer: C
Solution :
The assimilation of atmospheric nitrogen by soil bacteria and its release for plant use on the death of the bacteria is nitrogen fixation. An organic process during which nitrogen from the soil is removed by denitrifying bacteria is denitrification.
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