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प्रश्न
Give one example of A water pollutant.
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उत्तर
A water pollutant – Mercury
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संबंधित प्रश्न
What do you mean by Biochemical Oxygen Demand (BOD)?
Study the picture given below and answer the following questions :
State one measure to control this pollution.
Which one of the following is a "dirty" practice contributing to pollution and seriously needs stoppage by educating public?
Give a reason why :
Polluted water causes disease.
How could warm water act as a pollutant?
Mention the standards prescribed by BIS for quality of drinking water.
Name any two water pollutants that are toxic for plants and animals.
Phosphate containing fertilisers cause water pollution. Addition of such compounds in water bodies causes:
(i) enhanced growth of algae.
(ii) decrease in amount of dissolved oxygen in water.
(iii) deposition of calcium phosphate.
(iv) increase in fish population.
What could be the harmful effects of improper management of industrial and domestic solid waste in a city?
Hot water discharged into water bodies hardly affects the fish and other aquatic life.
