Q. No.
Electrical nitrogen fixation leads to
(1) Formation of Nitrate
(2) Formation of Nitrite
(3) Formation of Ammonia
(4) Formation of Nitrogen
(1) Formation of Nitrate
(2) Formation of Nitrite
(3) Formation of Ammonia
(4) Formation of Nitrogen
Ammonia is first oxidized to nitrite by the bacteria except
(1) Nitrosomonas
(2) Nitrococcus
(3) Nitrobacter
(4) All of these
Nitrification does not include
(1) Conversion of ammonia to nitrite
(2) Conversion of nitrite to nitrate
(3) Conversion of nitrogen to ammonia
(4) Both B and C
The nitrifying bacteria are
(1) Photoautotroph
(2) Chemoautotroph
(3) Nitrotroph
(4) Organotroph
Denitrification is carried by
(1) Pesudomonas
(2) Thiobacillus
(3) Nitrobacter
(4) Both A and B
Reduction of nitrogen to ammonia by living organisms is called as
(1) Electrical Nitrogen Fixation
(2) Biological Nitrogen Fixation
(3) Industrial Nitrogen Fixation
(4) Both B and C
Which of the following enzyme is exclusively in prokaryotes?
(1) Nitrogenase
(2) Pyruvate kinase
(3) Glucokinase
(4) Enolase
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