1. The large intestine does not secrete any enzymes.   True   False   2. Invertase is an enzyme present in the _______.   jejunum   duodenum   ileum   Hint Half-n-half Clue   3. Which enzyme does not act on carbohydrates?   invertase   steapsin   amylopsin   ptyalin   Half-n-half Clue   4. Amylopsin is an enzyme present in the _______.   ileum   jejunum   duodenum   Half-n-half Clue   5. Trypsin is an enzyme contained in _______ juice.   gastric   pancreatic   intestinal   Half-n-half Clue   6. Which of the following statements about enzymes is false?   Enzymes are required in very small quantities.   Enzymes are vitamins by nature.   Enzymes act on a specific substrate to form a specific product.   Enzymes act best between a narrow range of temperature known as 'optimum temperature'.   Half-n-half Clue   7. Erepsin is an enzyme contained in _______ juice.   pancreatic   intestinal   gastric   Half-n-half Clue