1. Which enzyme does not act on carbohydrates?   steapsin   amylopsin   ptyalin   invertase   Hint Half-n-half Clue   2. Amylopsin is an enzyme present in the _______.   jejunum   duodenum   ileum   Half-n-half Clue   3. Which enzyme does not act on proteins?   erepsin   trypsin   pepsin   amylopsin   Half-n-half Clue   4. Which enzyme acts on starch in the mouth and converts it into maltose?   pepsin   lipase   ptyalin   lactase   Half-n-half Clue   5. The large intestine does not secrete any enzymes.   True   False   6. The liver secretes a chemical compound called bile, which contains no enzymes.   True   False   7. Which enzyme is produced only in children?   rennin   trypsin   amylopsin   pepsin   Half-n-half Clue