Short Answer TypeGive a reason for each of the following:
(i) Products made from petrochemicals are growing in popularity.
(ii) A heavy engineering industry requires huge capital investment.
(iii) The electronics industry contributes to the development of the country.
Name the industrial product for which the following centres are well known:
(i) Bhilai
(ii) Chittaranjan
(iii) Koratput
Roadways are always considered more important than any other means of transportation. Give two reasons in support of the statement.
Explain briefly the meaning of the following terms:
(i) Composting
(ii) Incineration
(iii) Segregation
(i) Composting: It is a method by which the household and municipal wastes are decomposed by the aerobic method (by microorganisms).
(ii) Incineration: In the process of incineration, municipal wastes are burned at a very high temperature. Many materials like metal do not get completely burnt. These may be then recycled.
(iii) Segregation: This is a method in which wastes are segregated into biodegradable and non-biodegradable materials and put into different bins. Biodegradable wastes are then converted to useful products like biogas.
Long Answer TypeOn the outline map of India provided:
(a) Draw and number the Standard Meridian of India.
(b) Label the river Mahanadi.
(c) Mark and name Lake Chilka.
(d) Shade and name the Gulf of Mannar.
(e) Mark and name the Vindhya Mountains.
(f) Shade and name a sparsely populated region in western India
(g) Shade a region with alluvial soil in South India.
(h) Mark and name Kolkata.
(i) Mark with arrows and name South West Monsoon winds over the Bay of Bengal.
(j) Mark and name Mumbai High.
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