Q: 1 (NDA-I/2013)

The pH of fresh milk is 6. When it turns sour, the pH
question_subject: 
Science
question_exam: 
NDA-I
stats: 
0,13,13,13,2,11,0
keywords: 
{'fresh milk': [0, 0, 0, 1], 'ph': [3, 0, 3, 3]}

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