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प्रश्न
Why is this sewage water treatment essential?
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उत्तर
Importance of sewage water treatment:
- The sewage water contains pathogenic microorganisms like bacteria, viruses, protozoa, and parasitic worms, which can spread a variety of diseases.
- Also, it contains harmful chemicals that may cause toxicity if mixed with the natural resources of water. Therefore, sewage water treatment is essential before it can be discharged into natural bodies.
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संबंधित प्रश्न
One of the free-living anaerobic nitrogen-fixer is _________.
After which of the following process effluents from anaerobic sludge digesters are released in natural water bodies?
Which of the following is/are found in discharge from industrial waste?
What happens during the course of sewage decomposition?
In a sewage treatment plant, all of the following processes belong to secondary treatment except:
The primary treatment of waste water involves the removal of ______.
BOD of waste water is estimated by measuring the amount of ______.
Activated sludge should have the ability to settle quickly so that it can ______.
Why do we prefer to call secondary waste water treatment as biological treatment?
What is the group of bacteria found in both the rumen of cattle and shidge of sewage treatment?
