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प्रश्न
What are natural reasons for water pollution?
उत्तर
The natural reasons of water pollution are:
- Presence of aquatic weeds which depletes the oxygen content of water bodies.
- Excessive algal growth.
- Mud and sludge which are added to water bodies due to river currents and their diversions.
- Growth of microbes like bacteria and fungi on dead and decaying matter present in water bodies.
संबंधित प्रश्न
_________ is used for desalination of brackish water.
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- Loud Speaker
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(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?
