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1) The pH of the mouth of a person is lower than 5.5. What changes will occur in his mouth? How these change can be controlled? Write any two measures.



It will effect the person very badly. Because the persons mouth will be Acidic. And his teeth will be Acidic. So by this his teeth will start loosing power and fall. And all the outer most layers of the Mouth will start falling off.
The precautions are to use some of the items which are "basic in Nature"
12 3 12
His mouth will become acidic . These changes can be controlled by doing toothpaste which is a base and will bring his mouth to nuetral or pH7 or he could eat baking soda.
7 4 7
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