Correct Answer - Option 4 : 9
Calories provided by 1g fat is 9 Kilocalories.
Note: Kilocalorie and Kilojoule are measuring units of energy. 1 kilocalorie = 4.2 Kilojoules.
Calorie: In this context, Calorie is the unit of measurement of how much energy food can produce on consumption.
1g of carbohydrate = 4 calories
1g of protein = 4 calories
1g of fat = 9 calories