Question
Which one of the following micro-organism oxidizes
nitrite to nitrate?Solution
Nitrobacter is a genus of bacteria that belongs to the Nitrospiraceae family. They are known for their ability to perform nitrification, which involves the oxidation of nitrite (NO2-) to nitrate (NO3-). Nitrosomonas, on the other hand, is responsible for the oxidation of ammonia (NH3) to nitrite in the nitrification process. Azotobacter and Clostridium are not directly involved in nitrification.
Which of the following is not a characteristic of Prokaryotic cell?Β
Under ___________ system the farmers are forced to sell part of their produce to the Government at the announced prices.
Which experiment provided conclusive evidence that DNA is the genetic material, not proteins?
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Indicator of faecal contamination of water is
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