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Energy value of a food is measured in terms of?

a) Carbohydrates
b) Fats
c) Proteins
d) Calories

Answer: d
Explanation: Energy value calculation uses a single factor for each of the energy-yielding substrates (protein, fat, and carbohydrate), regardless of the food in which it is found. The energy values are 37 kJ/g (9.0 kcal/g) for fat, 17 kJ/g (4.0 kcal/g) for protein, and 17 kJ/g (4.0 kcal/g) for carbohydrates.

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