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प्रश्न
Complete the following table taking into account the relation between the entries in three columns:
| Air pollution | Water pollution | Soil pollution | |
| Components | Gases: CO2, CO, Hydrocarbons, Sulphur, NOx, Hydrogen sulphides etc. Solid: dust, ash, carbon, lead, asbestos, etc. |
||
| Source | Industrial wastes, Domestic wastes, Sewage, Chemicals discharged from Industries, Pesticides used in agriculture. |
||
| Effect | Soil erosion, Retarded growth of plants/crops, Nutritional deficiency etc. | ||
| Control Measure |
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उत्तर
| Air pollution | Water pollution | Soil pollution | |
| Components |
Gases: CO2, CO, Hydrocarbons, Sulphur, NOx, Hydrogen sulphides, etc. Solid: dust, ash, carbon, lead, asbestos, etc. |
Biotic components: Algae, Virus, Bacteria, Parasite. Abiotic factors: Organic components: |
Soil pollutants vary across regions. E.g., near-field inorganic components of insecticides and excess fertilisers, heavy metals, and other toxic chemicals. |
| Source | Chemical industries and oil refineries. Thermal power station, paper industries, cloth mills, cement, manufacturing, dynamite, stone crushers. | Industrial wastes, Domestic wastes, Sewage, Chemicals discharged from Industries, Pesticides used in agriculture. |
Industrial effluents, household toxic materials, chemical pesticides, biomedical wastes, E-wastes, and plastic waste. |
| Effect | Impact on human health. Serious effects on the respiratory system, on plants and animals, on acid rain, and on climate change. | Epidemics of water-borne diseases in humans. Mortality of aquatic animals. Eutrophication of the water bodies. | Soil erosion, Retarded growth of plants/crops, Nutritional deficiency etc. |
| Control Measure |
Use clean fuels, install pollution-control devices, afforestation, and use public transport. | Treat sewage and industrial effluents before discharge, reduce chemical use, and prevent dumping of waste into water bodies. | Use organic manure, reduce chemical fertilisers and pesticides, properly dispose of solid waste, afforestation, and soil conservation. |
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