. The nitrifying bacteria are

A: Autotrophic

B: Saprophytic

C: Parasitic

D: Chemosynthetic


Best Answer


  • These are the bacteria that change ammonia/ammonium to nitrite or change nitrite into nitrate.
  • These bacteria are an important part of the nitrogen cycle, as they play a very important role in nitrogen fixation.
  • These bacteria are chemosynthetic bacteria, they use inorganic energy to synthesize organic compounds (food).
  • Examples: Nitrosomonas, Nitrococcus, Nitrobacter.

Final Answer-

So the nitrifying bacteria are Chemosynthetic, option D is correct.



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