This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and health, Subject name: Social & Preventive Medicine
Post pasteurized milk's quality is tested by - 
Select and explain. 
A. Phosphatase test, B. Methylene blue test, C. Catalase test, D. Oxidase test
A: Phosphatase test
Answer: A: Phosphatase test 
Explanation: Phosphatase test check tge efficiency of pasteurization. It detects inadequate pasteurization or the addition of raw milkREF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-606.