Question

4. The process by which Nitrogenous compounds such as nitrates in the soil is
converted into Nitrogen Gas and returned to the atmosphere is known as
​

Answer 1

• Explanation:

To be used by plants, the N2 must be transformed through a process called nitrogen fixation. Fixation converts nitrogen in the atmosphere into forms that plants can absorb through their root systems

Answer 2

Image result for The process by which Nitrogenous compounds such as nitrates in the soil is converted into Nitrogen Gas and returned to the atmosphere is known as ​

nitrogen cycleNitrogen fixation is the process by which atmospheric nitrogen is converted by either a natural or an industrial means to a form of nitrogen such as ammonia. In nature, most nitrogen is harvested from the atmosphere by microorganisms to form ammonia, nitrites, and nitrates that can be used by plants.