Q2 of 51 Page 163

Fill in the blank

Large protein molecules are broken down in ______ of digestive track.

Large protein molecules are broken down in stomach of digestive track.

Explanation: Stomach secretes pepsinogen which is converted into pepsin on coming in contact with HCl. Pepsin breaks down large protein molecules into smaller ones.


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31

Suggest any two important habitual actions to your friend while eating food, keeping in view of this chapter? (AS7)

 1

Fill in the blank

3:2:1:2 is the ratio of our dentition. Here I represents _____________.

 3

Fill in the blank

___________is the strong acid which is secreted during digestion.

 4

Fill in the blank

Olfactory receptors present in ___________ trigger signals to brain.