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Difference between nitrifying and denitrifying bacteria.

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Difference between nitrifying and denitrifying bacteria.
  • 2 answers

Dharmendra Kushwaha 6 years, 4 months ago

Nitrification :-The process of conversion of ammonia ni nitrate is called nitrification. Denitrification:- The process of conversion of nitrates into free nitrogen is called denitrification. This process always occur in the presence of denitrifying bacteria.

Gaurav Seth 6 years, 4 months ago

<th>BASIS FOR COMPARISON</th> <th>NITRIFICATION</th> <th>DENITRIFICATION</th>
Meaning The part of nitrogen cycle where ammonium (NH4+) is converted into nitrate (NO3-) is called nitrification. Denitrification is the level where reduction of nitrate (NO3-) is made into nitrogen gas (N2).
The process involves Nitrifying bacteria like Nitrobacter, Nitrosomonas. Denitrifying bacteria like Spirillum, Lactobacillus, Pseudomonas, Thiobacillus.
Grows slowly. Grows rapidly.
Requires aerobic condition. Requires anaerobic condition.
The microbes Autotrophic. Heterotrophic.
Precursor Ammonium . Nitrate.
End product Nitrate. Nitrogen.
pH and Temperature The process occurs at the pH between 6.5 to 8.5 and temperature between 16 to 35 degree C. The process occurs at the pH between 7.0 to 8.5 and temperature between 26 to 38 degree C.
Importance Provides nitrate to the plant, which acts as the important nitrogen source. Denitrification is used in wastewater treatment and is beneficial for aquatic habitats.
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