Choose the correct statements for saliva.
a. Keeps the mouth moist
b. Helps to chew and swallow food
c. Fights germs
d. Causes tooth decay

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Solution

Saliva is produced in the mouth and performs many functions.
Statements that are correct for saliva are as follows:
a. Keeps the mouth moist
b. Helps to chew and swallow food
c. Fights germs

Option d. is incorrect as saliva does not cause tooth decay.

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