National Science Olympiad Forum By SOF Olympiad Trainer - Page 110

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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 3

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Class : Class 5
ohh

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 8

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Class : Class 9
Option D is correct...both the cells use electric current to produce a chemical reaction.

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Class : Class 8

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