soalan 5D2 Sc

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Please answer the questions below : Example :The table shows the caloric values for three food classes. Jadual menunjukkan nilai kalori bagi tiga kelas makanan.-1

Food class [Kelas makanan] Protein [Protein] Fat [Lemak] Carbohydrate [Karbohidrat]

Calorific value per gram/kJ g -1 [Nilai kalori per gram/kJ g ] 16.7 37.6 16.7

Asiah eat food X which contains 2 g of protein, 2.5 g of fat and 6 g of carbohydrate. What is the caloric value of food X? Asiah memakan makanan X yang mengandungi 2 g protein, 2.5 g lemak, dan 6 g karbohidrat. Berapakah nilai kalori makanan X? A. 74.6 kJ C. 227.6 kJ B. 71.0 kJ D. 710.0 kJ Answer : protein : 2.0 16.7 = 33.4 kJ fat : 2.5 37.6 = 94.0 kJ carbohydrate : 6.0 16.7 = 100.2 kJ Therefore the total calorific value for food X = 33.4 + 94.0 + 100.2 = 227.6 kJ 1 The table shows the caloric values of three types of food . Jadual menunjukkan nilai kalori bagi tiga jenis makanan. Food [Makanan] Bread [Roti] Hard-boiled egg [Telur rebus] Milk [Susu] Calorific value /kJ g -1 [Nilai kalori /kJ g ] 10.12 6.59 2.68-1

A pupil takes 20 g of bread, 10 g of hard-boiled egg and 100g of milk for his breakfast. What is the total energy consumed? Seorang murid mengambil 20 g roti, 10 g telur rebus dan 100g susu untuk sarapannya. Berapakah jumlah tenaga yang diperolehinya? A. 0.85 kJ C. 193.90 kJ B. 19.39 kJ D. 536.30 kJ 2 Study the table below. Kaji jadual di bawah Food [Makanan] Egg [Telur] Meat [Daging] Rice [Nasi] Calorific value/kJ per 100 g [Nilai kalori/kJ per 100 g] 600 1010 1470

What is the calorific value consumed by a teenager if he eats 250 g egg, 150 g meat and 200 g rice? Berapakah nilai kalori yang diperoleh seorang remaja yang makan 250 g telur, 150 g daging dan 200 g nasi? A. 3080 kJ C. 4850 kJ B. 4825 kJ D. 5955 kJ

Please answer the questions below : Example :