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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Discuss briefly the following: Municipal solid wastes - Biology

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प्रश्न

Discuss briefly the following:

Municipal solid wastes

दीर्घउत्तर
लघु उत्तरीय
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उत्तर १

Municipal solid wastes are generated from schools, offices, homes, and stores. It is generally rich in glass, metal, paper waste, food, rubber, leather, and textiles. The open dumps of municipal waste serve as a breeding ground for flies, mosquitoes, and other disease-causing microbes. Hence, it is necessary to dispose of municipal solid waste properly to prevent the spread of diseases. Sanitary landfills and incineration are the methods for the safe disposal of solid wastes.

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उत्तर २

These are commonly known as trash or garbage. It consists of everyday items such as product packaging, furniture, clothing, bottles, food scraps, and newspapers. Appliances, paints, batteries, etc. Source reduction, recycling, and composting are several municipal solid waste management practices. Source reduction involves altering the design, manufacture, or use of products & materials to reduce the amount and toxicity of what gets thrown away. Recycling diverts items such as paper, glass, plastic & metals into new products. Composting decomposes organic waste such as food scraps & yard trimmings with micro-organisms, producing a humus-like substance.

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अध्याय 18: Environmental Issues - NCERT EXERCISES WITH ANSWERS [पृष्ठ ७५३]

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नूतन Biology [English] Class 12 ISC
अध्याय 18 Environmental Issues
NCERT EXERCISES WITH ANSWERS | Q 9. (c) | पृष्ठ ७५३

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