what is "atmospheric and industrial fixation" as given in the nitrogen cycle shown in the ncert txt bk ?
Atmospheric fixation means conversion of nitrogen into oxides of nitrogen by the lightning and natural radiation. NO2 is washed away with rain and is used by plants.
Industrial fixation means industrial processes which convert free N2 to ammonia or other compounds by combining chemically with other elements and producing different forms of nitrogen is known as industrial nitrogen fixation.
Industrial fixation means industrial processes which convert free N2 to ammonia or other compounds by combining chemically with other elements and producing different forms of nitrogen is known as industrial nitrogen fixation.