Multiple choice Calorific value of fat is 4.2 kcal/gram 9.5 kcal/gram 4.1 kcal/gram 5.1 kcal/gram Reveal answer Fill a bubble to check yourself B Correct answer Explanation Fats yield 9.5 kcal/gram, carbohydrates 4.2kcal/gram and proteins about 4.1 kcal/gram.