A) Carbohydrate-fat-protein
B) Carbohydrate - protein -fat
C) Fat-protein-carbohydrate
D) Fat -carbohydrate - protein
Correct Answer: A
Solution :
During starvation, ie, when food requirement of body is not fulfilled by ingested food, reserve carbohydrate is used up firstly by the body and after carbohydrate fat is used as energy source and at last when both carbohydrate and fat are completly consumed, proteins are used as energy sources. Proteins are used at last because proteins are main structural component or cells.
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