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ColumnsColumn A1. Blogas2. Geothermal energy3. Silicon4. Solar energy5. Wind energyColumn(a) Sun's heat and light energy(b) Blowing winds(c) Organic waste(d) Generated from tides(e) Heat energy obtained from e |
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Answer» BLOGAS - e Geothermal ENERGY - d 3-c 4-a 5-b |
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