47. Answer the following questions as directed :
(a) Explain the importance of pH in digestive system.
(b ) A milkman adds a very small amount of baking soda to fresh milk.
(1) Why does he shift the pH of the fresh milk from 6 to slightly alkaline ?
(2) Why does such milk take a long time to set as curd ?
Answers
Answered by
0
Explanation:
I hope it will be help full for
Attachments:
Answered by
1
Answer: Go to explanation
Explanation:
(a) PH in our digestive system is very important to break down the food.
our saliva has PH 6.6 whereas stomach has PH around 2.
(b) Milkman adds small amount of baking soda to shift the PH of milk to slightly alkaline. that keeps milk fresh.
(1) milk contains lactobasilisk bacteria which convert milk into curd and that is why PH is shifted to slightly alkaline.
(2) because then the bacteria will not have that environment and take longer time,
Similar questions