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Blood

Carbohydrates...

Question

Carbohydrates are composed of ____.

A

carbon and hydrogen

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B

carbon and oxygen

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C

hydrogen and oxygen

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D

carbon, hydrogen and oxygen

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Solution

The correct option is D
carbon, hydrogen and oxygen

Carbohydrates consist of carbon, hydrogen and oxygen. Oxygen and hydrogen are present in the same ratio as that of water (1:2). Carbohydrates are thus hydrates of carbon.

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