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प्रश्न
Name the biomass which is still widely used as a source of heat energy in many household of our country.
उत्तर
Wood is one of the biomass resources that is still widely used as a source of heat energy in many households in our country.
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संबंधित प्रश्न
Give the names of two energy sources that you would consider to be exhaustible. Give reasons for your choices.
State any four characteristics of a good source of energy.
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Name the element X.
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Match the items given in Column I with the items of Column II.
| Column I | Column II |
| (a) Used for road surfacing | (i) Black gold |
| (b) Natural gas | (ii) Vaseline and candles |
| (c) Petroleum | (iii) Bitumen |
| (d) Paraffin wax | (iv) CNG |
