Advertisements
Advertisements
प्रश्न
How does recycling help reduce pollution?
Advertisements
उत्तर
Recycling prevents the emission of many greenhouse gases which are the major cause of global warming. It also reduces water pollutants and saves energy.
संबंधित प्रश्न
Mention any two sources of wastes.
Explain briefly how as a student, you can help in the reduction of waste generation.
Every household produces a lot of material A daily. In one of the methods of disposal B, material A is burned at a very high temperature of about 1000°C in a structure called C. During this process, the organic matter present is removed as D and E whereas F is left behind (which can be dumped in a landfill site).
(a) What is material A?
(b) Name the method of disposal B.
(c) What is structure C known as?
(d) What are (i) D (ii) E, and (iii) F?
(e) This method is especially suitable for the disposal of materials produced by certain institutions. Name such institutions.
How will you register individual participation in solid waste management?
How many types of waste?
How does an incinerator work?
Study the image below and write down three items you have at home in each category of waste.
Biodegradable ______
Study the image below and write down three items you have at home in each category of waste.
Non-recyclable: ______
What is transportation?
India produces 532 million kilos of solid waste every day.
