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What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.
- a)Treated water; It pollutes water bodies
- b)Untreated wastewater; It is expensive to treat
- c)Wastewater from industries; It harms aquatic life
- d)Wastewater from homes; It spreads diseases and contaminates water
Correct answer is option 'D'. Can you explain this answer?
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What is sewage? why it is harmful to discharge untreated sewage into r...
What is Sewage?
Sewage is the wastewater generated from households, industrial processes, and commercial establishments. It primarily consists of:
Harmful Effects of Untreated Sewage Discharge
Discharging untreated sewage into rivers or seas poses significant environmental and health risks. Here are some key reasons:
Conclusion
In summary, untreated sewage is a serious environmental threat that can lead to the spread of diseases, water contamination, and harm to aquatic ecosystems. Proper treatment and disposal of sewage are crucial for safeguarding public health and maintaining the quality of our water resources.
Sewage is the wastewater generated from households, industrial processes, and commercial establishments. It primarily consists of:
- Human waste: Feces and urine.
- Food waste: Remnants from kitchens.
- Cleaning agents: Soaps and detergents.
- Industrial effluents: Chemicals and pollutants from factories.
Harmful Effects of Untreated Sewage Discharge
Discharging untreated sewage into rivers or seas poses significant environmental and health risks. Here are some key reasons:
- Spreads Diseases: Untreated sewage contains pathogens such as bacteria, viruses, and parasites. When it enters water bodies, it can contaminate drinking water sources, leading to outbreaks of diseases such as cholera, dysentery, and hepatitis.
- Contaminates Water: Sewage introduces harmful substances into the water, including nutrients like nitrogen and phosphorus. These can cause eutrophication, leading to algal blooms that deplete oxygen and kill aquatic life.
- Affects Aquatic Life: The toxic components in untreated sewage can harm fish and other aquatic organisms, disrupting ecosystems and leading to biodiversity loss.
- Economic Impact: Water pollution can affect local economies dependent on fishing and tourism, leading to loss of livelihoods and increased costs for water treatment.
Conclusion
In summary, untreated sewage is a serious environmental threat that can lead to the spread of diseases, water contamination, and harm to aquatic ecosystems. Proper treatment and disposal of sewage are crucial for safeguarding public health and maintaining the quality of our water resources.
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What is sewage? why it is harmful to discharge untreated sewage into r...
Sewage is wastewater from homes, including toilets, kitchens, and laundries. Discharging untreated sewage into rivers or seas introduces harmful microorganisms and pollutants, leading to water contamination and disease outbreaks.
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What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer?
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What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer? for Class 7 2024 is part of Class 7 preparation. The Question and answers have been prepared according to the Class 7 exam syllabus. Information about What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 7 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer?.
What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer? for Class 7 2024 is part of Class 7 preparation. The Question and answers have been prepared according to the Class 7 exam syllabus. Information about What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 7 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is sewage? why it is harmful to discharge untreated sewage into rivers or seas.a)Treated water; It pollutes water bodiesb)Untreated wastewater; It is expensive to treatc)Wastewater from industries; It harms aquatic lifed)Wastewater from homes; It spreads diseases and contaminates waterCorrect answer is option 'D'. Can you explain this answer?.
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