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प्रश्न
Classify energy resources into two categories. Give two examples of each category.
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उत्तर
All the energy sources can be classified into two main categories- ‘conventional’ and ‘non-conventional’ energy sources.
Conventional energy – These include non-renewable sources of energy which are being used since a long time. Examples of these are firewood, cattle-dung cake, coal, petroleum, natural gas, etc.
Non-conventional energy – These are broadly renewable or inexhaustible and do not cause environmental pollution or heavy expenditure. These include solar, wind, tidal, geothermal energy and biogas.
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संबंधित प्रश्न
Mention one advantage of the use of natural gas over coal or petroleum
Why is petroleum often referred to as “liquid gold”?
State one disadvantage of using coal as a source of power.
Give reasons.
Most industries are concentrated around coal mines.
Give geographical reasons for the following:
Oil refineries are located close to oil fields or near ports.
Name an important coal producing State in India and a coal-mine located in that State.
Name any two important petroleum drilling centres for each of these states:
(i) Gujarat (ii) Assam
Name the following:
Oldest oil field
Name two coastal oil-refineries in India.
Give two advantages of using Natural gas over coal.
