This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Milk pasteurization can be tested by ? 
Select and explain. 
A. Ohotolidine test, B. Phosphatase test, C. Nitric acid test, D. Acid chromatin test
C: Nitric acid test
Answer: C: Nitric acid test 
Explanation: Ans. is 'c' i.e., Phosphatase test