Question

5.1.4 Quiz: Carbon and Nitrogen Cycles

Question 2 of 10
2 Points
What happens to most of the nitrogen in a plant when the plant dies?
O
A. It remains in the dead plant.
B. It moves into the atmosphere.
O
O
C. It goes back into the soil.
D. It is absorbed directly into animals.

Answer 1

The correct answer is -It goes back into the soil.

Step-by-step explanation:

• Nitrogen is found in a wide variety in the atmosphere. It can be found in a form of ammonia,nitrate, nitrite, nitrogen dioxide, nitric oxide etc.

• After the death of a plant or animal body, the organic form of nitrogen is converted to ammonium by the microorganisms and this process is called as ammonification.

• Enzymes that are required for this conversion are GDH, Gln synthetase etc.