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PART (^

Answer any four full questions, each carries 10 marks.
Explain the components and layout of a geothermal energy harvesting system.
Describe four methods of storing hydrogen.
Explain any two types of wave energy conversion device with schematic
diagram.
Describe any four sources of geothermal energy.
Explain any three types of fuel cell with schematic diagram.
List four advantages of geothermal energy over other forms.
Discuss thevarious causes and effects of ozone layer depletion.
List out the environmental impact of wave energy harvesting systems.
Explain any four air pollutants and their effects.
Suggest various measures to control global warming.
Explain the causes and effects of eutrophication.

List any four sources of land degradation.

मैप मर KR

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