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प्रश्न
Answer the following question.
What are ‘flocs’, formed during secondary treatment of sewage?
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उत्तर
Flocs are masses of bacteria associated with fungal filaments and they are helpful in increasing the decomposition rate and they are put in the aeration tank while secondary sewage treatment is in process.
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संबंधित प्रश्न
Answer the following question.
Secondary treatment of the sewage is also called Biological treatment. Justify this statement and explain the process.
After which of the following treatment BOD of the effluent is significantly reduced?
In the process of sewage treatment, the activated sludge is digested by ______
During sewage, treatment biogas is produced wits which include:
Wastewater treatment generates a large quantity of sludge, which can be treated by ______.
Activated sludge should have the ability to settle quickly so that it can ______.
Ganga has recently been declared the national river. Discuss the implication with respect to pollution of this river.
Given below is the flowchart of sewage treatment. Identify A, B, C, D and E and select the correct option.
After a significant reduction in the BOD of wastewater, it is passed into a settling tank where bacterial flocs are allowed to sediment. This sediment is called ______.
During primary sewage treatment, floating debris is separated by which physical process?
