1.

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 1000o 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 material produced by certain institutions. Name such institutions.

Answer»

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 1000o 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 material produced by certain institutions. Name such institutions.



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