Biology for IGCSE & O level - Diseases And Immunity (Section 4 - No. 49)
What is the importance of sewage treatment?
To improve the taste of water.
To allow us to reuse water.
To remove or inactivate the pathogens.
To keep the water warm.
Explanation
Sewage treatment is important as it removes or inactivates the pathogens, which are harmful to humans
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