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Read the following and answer the quest...

Read the following and answer the questions.
Study the given table and answer the following questions. It shows the pH value of the plaque (which collects around teeth) surrounding the teeth of a child over 3 hrs.

State the time during the day when condition is most favourable for process of tooth decay.

A

`1.0`

B

`2.0`

C

`3.0`

D

`4.0`

Text Solution

Verified by Experts

The correct Answer is:
D
Time 4.0, lowest pH indicates the highest amount of acid produced by the bacteria.
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