Class 10

Sources of Energy question bank (Science)

Practice 231 free Class 10 Science - Sources of Energy questions with answers and step-by-step solutions.

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Q1.

Describe the construction and working of a box type solar cooker with the help of a labelled diagram. Give its advantages and limitations.

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Q2.

Draw a labelled diagram of a floating gas holder type biogas plant and describe its working. Mention any two advantages of using animal dung for making biogas over using it as a fuel in the form of dried dung cakes.

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