Question

Give two reasons why food is necessary for all living beings​

Answer 1

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Food is essential component of a life. As we know to run a machine we need energy, we use fuel , electricity etc. But after working the energy will transfer in form of mechanical energy. We require food for the energy to perform mechanical work.

Food consist of Carbohydrates, fats, proteins, vitamins & minerals .

• Food is required for getting the glucose for the oxygenation of blood .

• Food provides us energy to do performance of a work.

• Food helps in building of body.

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