Question

What is the physiologic value of food?

(a) The actual amount of energy combustion of 1 g of food

(b) The actual amount of energy combustion of 1 Kg of food

(c) The actual amount of energy combustion of 1 mg of food

(d) Amount of complete combustion of 1 g food in a bomb calorimeter

I got this question in exam.

I need to ask this question from Disorders in Digestive System in chapter Digestion and Absorption of Biology – Class 11

Answer 1

The correct choice is (a) The actual amount of energy combustion of 1 g of food

To explain I would say: The actual amount of energy combustion of 1 g of food is the physiologic value of food. Physiologic value of fats and carbohydrates is 9 kcal/g and 4 kcal/g respectively.