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प्रश्न
BOD of waste water is estimated by measuring the amount of ______.
विकल्प
total organic matter
biodegradable organic matter
oxygen evolution
oxygen consumption
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उत्तर
BOD of waste water is estimated by measuring the amount of oxygen consumption.
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संबंधित प्रश्न
Explain the process of secondary treatment given to the primary effluent up to the point it shows significant change in the level of biological oxygen demand (BOD) it.
Describe how do 'flocs' and 'activated sludge' help in Sewage Treatment.
Name the chamber in which the suspended objects are filtered and removed during sewage treatment?
Name the tank to which the sewage water is passed after the preliminary treatment?
Rearrange the names of tanks used in sewage treatment as per the flow of the procedure.
- Settling tank
- Grit Chamber
- Aeration tanks
- Primary sedimentation tank.
Which of the following is/are found in discharge from industrial waste?
Small part of activated sludge is passed back into ______ and major part is pumped into large tanks called ______.
Identify the type of microorganisms involved in floe formation during sewage treatment.
______ refers to the organic matter which settles down after physical treatment of sewage.
During tertiary treatment, the bacterial floes sediment in the sedimentation tank, this sediment is called ____________.
After which of the following treatment BOD of the effluent is significantly reduced?
Which of the following is TRUE regarding 'Flocs'?
Nitrogen fixation by organisms requires conditions that are:
Which of the following is put into Anaerobic sludge disaster for further sewage treatment?
Discuss about the major programs that the Ministry of Environment and Forests, Government of India, has initiated for saving major Indian rivers from pollution.
Ganga has recently been declared the national river. Discuss the implication with respect to pollution of this river.
Which one is wrongly matched?
Biochemical Oxygen Demand (BOD) may not be good index for pollution for water bodies receiving effluents from ______.
The aeration tank of a sewage treatment plant is not functioning properly. Explain in detail the impact of this on the treatment of sewage and BOD of the effluent.
