Germs in the food are mainly killed in the region of alimentary canal where pH is around.

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Solution

The correct option is C $2$
Germs that pass on to the human body through food are killed in the alimentary canal since the pH level is around 2 making this a very acidic. Germs cannot survive through acidic conditions and get killed.

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Germs in the food are mainly killed in the region of alimentary canal where pH is around.

The correct option is C 2Germs that pass on to the human body through food are killed in the alimentary canal since the pH level is around 2 making this a very acidic. Germs cannot survive through acidic conditions and get killed.

The correct option is C $2$
Germs that pass on to the human body through food are killed in the alimentary canal since the pH level is around 2 making this a very acidic. Germs cannot survive through acidic conditions and get killed.