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Select the first basic need of a living organism.

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Light

Air

Food

Water

answer is B.

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Detailed Solution

Everyday functions of the body like digesting your food, moving your muscles or even just thinking, need oxygen.

When these processes happen, a gas called carbon dioxide is released as a waste product.

The job of your lungs is to provide your body with oxygen and to get rid of the waste gas, carbon dioxide.

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