Answers

2014-05-17T15:04:42+05:30
For the same reasons that gas or disel is necessary to a car. fuel is needed to supply energy to the engine,food is the fuel of the bodies. when we live we burn calories and they must be replaced fuel no run so food not live
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2014-05-19T20:29:40+05:30
Because without any nutrition like protein, vitamin, you cannot do your regular work.
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