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Which part of the solar cooker is responsible for green house effect?
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
In a gobar gas plant bio-gas is produced from slurry of bio-mass by
Which form of energy leads to least environmental pollution during the process of its harnessing and utilisation ?
Which of the following energy is not derived from the Sun ?
3 videos|643 docs|564 tests
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3 videos|643 docs|564 tests
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