Q449
Average pH of normal milk is
A.
6.6
AnswerB.
5.0
C.
7.0
D.
7.6
Answer: Option A
Solution
Answer: Option A
Solution:
Average pH of normal milk is 6.6.Fresh milk has a pH of 6 and when it changes into curd the pH value will decrease because curd contains lactic acid.
Milk is an acid-forming food. Its pH level is below neutral at about 6.6 to 6.9, because it contains lactic acid.