Berdawni Zahlé Names Salvine..... The table below represents the mass composition of organic substances in 100 g of certain foods. Composition in 100 g Lipids 38 Kj ...... Food Meat Egg Bread Potato Lettuce Banana Orange Proteins 17 Kj 18 13 7 2 1.5 1.2 0.9 Grade 7 May 2023 10 12 0.8 0.1 0.3 0.2 0.3 Carbohydrates 17 Kj 0.5 0.6 55 20 5 23 10.6 a - Calculate the value of energy expenditure from 100 g of each one of the above foods. b- Calculate the energy supply of a food ration composed of 130 g of meat, 1 egg of 65g, 200 g of bread, 120 g of lettuce, 150 g of potatoes, 1 orange of 50 g, 2 bananas of 100 g. c-An adult needs 11 700 Kj per day. Will the energy supply of the previously mentioned ration balance the expenditure? Justify the answer.
