Respuesta :
Answer:
The correct option is D) bacterial
Explanation:
Waste water from domestic places when not disposed properly can lead to sewage in the lakes and rivers. This kind of sewage contains many bacteria and viruses which can cause dangerous diseases in humans and animals. E.coli, salmonella, cholera etc are some of the disease causing bacteria which can be originate from these places and cause a number of dreadful diseases. Hence, sewage from household should be properly disposed to avoid such circumstances to occur.
Answer:
Nutrient and Bacterial
Explanation:
Water treatment facilities can only treat a certain amount of. sewage each day. If too much water enters the facility excess untreated sewage will be released into the environment. Sewage containing human waste will cause both bacterial and nutrient pollution.