1. Which enzyme is not present in pancreatic juice?   steapsin   pepsin   amylopsin   trypsin   Hint Half-n-half Clue   2. Which enzyme does not act on proteins?   trypsin   amylopsin   pepsin   erepsin   Half-n-half Clue   3. Enzymes help to quicken the rate of chemical reactions in a living body and undergo changes during this process.   True   False   4. Amylopsin is an enzyme present in the _______.   ileum   duodenum   jejunum   Half-n-half Clue   5. Which of the following statements about enzymes is false?   Enzymes are required in very small quantities.   Enzymes act on a specific substrate to form a specific product.   Enzymes act best between a narrow range of temperature known as 'optimum temperature'.   Enzymes are vitamins by nature.   Half-n-half Clue   6. Which enzyme does not act on carbohydrates?   amylopsin   invertase   ptyalin   steapsin   Half-n-half Clue   7. Pepsin is an enzyme contained in _______ juice.   gastric   intestinal   pancreatic   Half-n-half Clue