Question

Only two of the following statements accurately describe what happens in the mouth.

1)Amylase breaks down large starch molecules into smaller maltose molecules.
2) Chewing increases the surface area of food for digestion.
3)Saliva emulsifies lats into smaller droplets.
4)Teeth break up large insoluble molecules into smaller soluble molecules.

Which statements are correct?
A 1&2
B 1&4
C 2&3
D3&4​

Answer 1

1 and 2 are right so A
3 is wrong because bile emulsifies fat not saliva
4 is wrong because teeth breaking up molecule doesn’t change the solubility of a molecule