UPSC Prelims Exam 1985 Question Paper [Fully Solved]
Q1. For pasteurization by the Flash Method, milk is heated to a temperature of (a) 0℃ (b) 100℃ (c) -4℃ (d) 72℃ Answer: (d) 72℃ Explanation: The Flash Method of pasteurization involves heating milk to 72℃ for 15 seconds and then rapidly cooling it. This process effectively kills harmful microorganisms while preserving the nutritional quality …
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