Geography, asked by NataMasih, 1 year ago

Do you know of any activity which may be polluting this water source?

NCERT Class IX
Sciences - Main Course Book

Chapter 14. Natural Resources

Answers

Answered by nikitasingh79
82
Some of the activities which maybe Polluting the water sources are:

1. From sewage:

Organic waste are contributed as domestic and commercial sewage by food processing plants, Dairy farms, piggeries, poultry farms , slaughter houses , breweries, tanneries e.t c.

Animal excreta discharged into fields or dumped in to pits reaches water bodies through run off and leaching particularly in the rainy season.

2. Industrial wastes:
Waste from Paper Mills , petroleum refineries contain large quantity of harmful Chemicals including acids alkalis and heavy metals are discharged into water bodies.

3. Water containing soaps and detergents discharged from houses & certain factories.

4. Fertilizers and pesticides are washed by rainwater into water bodies and Pollute them.

5. Leakage of Petroleum oil during Drilling & shipping operations into water bodies and pollute them.

6. Discharge of hot water from industries and thermal plants into water body changes the normal temperature of the water and reduced the oxygen content and kills aquatic animals.

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Hope this will help you.....
Answered by brijeshsharmacpbaqos
58

The discharge of water from homes industries, hospitals, etc.into the river pollutes this fresh water source


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