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प्रश्न
What is water pollution?
संक्षेप में उत्तर
उत्तर
Water pollution is the introduction into fresh or ocean waters of chemical, physical, or biological material that degrades the quality of the water and affects the organisms living in it.
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संबंधित प्रश्न
Do you know of any activity which may be polluting this water source?
Write a brief note on acid rain.
Differentiate between chemical pollution and thermal pollution.
Give a reason why :
Polluted water causes disease.
Usage of chemical pesticides and fertilisers causes ________ pollution.
How can we reduce water pollution?
What are the major sources of Water pollution?
Why does water need conservation even though large oceans surround the landmasses?
Mark the example which is not correctly matched?
BOD is measure of ______.
