PPSC Solved Past Papers MCQs, Geography MCQs, PMS GK 2020 Solved Paper MCQsThe energy value of fats and oils is ______ times more than carbohydrates and proteins ?A. 4.25 B. 2.25 C. 3.25 D. 5.25 The vitamin that control the browning in fruits by the help enzymes is ?The milk needs to be heated for complete pasteurization at 161F for _______ seconds ?
