State any four personal choices you would like to make to reduce energy consumption without affecting the quality of life or work explaining how each one of them would help you to do so.
State any four personal choices you would like to make to reduce energy consumption without affecting the quality of life or work explaining how each one of them would help you to do so.
(i) By switching off unnecessary lights and fans. This will reduce consumption of coal in production of electricity.
(ii) By using public transport such as bus, metro, train etc. as much as possible. This will reduce consumption of petrol and diesel.
(iii) By repairing leaked water taps. We can save water by following this method. This will save energy that is spent during treatment and pumping of water.
(iv) Reusing used paper, envelopes, etc. This will save the trees from which paper is made; it will also save energy spent on making and recycling papers.
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What is meant by rainwater harvesting? Name some of the ancient structures used for rainwater harvesting by the rural people. (b) What are the various advantages of water stored in ground?
4 years ago
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Name the major industries which are based on forest produce. (b) State the main aim of the management of forests and wildlife.
4 years ago
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(a) Name any five sources of water (other than rivers). (b) Describe how, the water of river Ganga has been highly polluted.
4 years ago
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(a) State the advantages of constructing dams across the rivers. (b) Describe some of the problems associated with the construction of dams.
4 years ago
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(a) What is a natural resource? Name three important natural resources. (b) Why do we need to manage our natural resources?
4 years ago
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