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