1. Amylopsin is an enzyme present in the _______.   duodenum   ileum   jejunum   Hint Half-n-half Clue   2. Trypsin is an enzyme contained in _______ juice.   gastric   intestinal   pancreatic   Half-n-half Clue   3. Which enzyme is not present in pancreatic juice?   steapsin   trypsin   amylopsin   pepsin   Half-n-half Clue   4. Which enzyme acts on starch in the mouth and converts it into maltose?   lactase   ptyalin   lipase   pepsin   Half-n-half Clue   5. Erepsin is an enzyme contained in _______ juice.   pancreatic   intestinal   gastric   Half-n-half Clue   6. Which of the following statements about enzymes is false?   Enzymes act best between a narrow range of temperature known as 'optimum temperature'.   Enzymes are vitamins by nature.   Enzymes are required in very small quantities.   Enzymes act on a specific substrate to form a specific product.   Half-n-half Clue   7. Which enzyme does not act on proteins?   amylopsin   pepsin   erepsin   trypsin   Half-n-half Clue