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प्रश्न
One of the free-living anaerobic nitrogen-fixer is _________.
पर्याय
Azotobacter
Beijerinckia
Rhodospirillum
Rhizobium
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उत्तर
One of the free-living anaerobic nitrogen-fixer is Rhodospirillum.
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संबंधित प्रश्न
Explain the role of microbes in sewage treatment.
Explain the function of “anaerobic sludge digester” in a sewage treatment plant.
Answer the following question.
What are 'flocs', formed during secondary treatment of sewage?
Removal of large pieces of floating debris, oily substances, etc. during sewage treatment is called _______________.
Due to which of the following reason/s sewage water cannot be discharged directly into river?
Nitrogen fixation by organisms requires conditions that are:
Why are flocs important in biological treatment of waste water?
In what way anaerobic sludge digestion is important in sewage treatments?
Biochemical Oxygen Demand (BOD) serves as an indirect measure of which water quality parameter?
Which mixture of gases is collectively produced as biogas during anaerobic sludge digestion?
