This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 16 Digestion And Absorption – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 16 Digestion And Absorption Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Digestion involves hydrolysis reactions, these reactions break bonds by adding what? A) Lipid. B) Water. C) Oxygen. D) Carbon Dioxide. Show Answer Correct Answer: B) Water. 2. The wall of the alimentary canal possesses four layer. From inner to outer most layers the sequence is A) Serosa, Muscularis, Sub-Mucosa, Mucosa. B) Serosa, Sub-mucosa, Muscularis. C) Mucosa, Muscularis, Sub-mucosa, Serosa. D) Mucosa, Sub-mucosa, Muscularis, Serosa. Show Answer Correct Answer: D) Mucosa, Sub-mucosa, Muscularis, Serosa. 3. In the process of digestion and absorption, the peristalsis movement in alimentary canal from oesophagus to rectum is produced by A) Unstriped muscle of muscular coat. B) Visceral peritoneum. C) Meissner's plexus of submucosa. D) Epithelium layer of mucosa. Show Answer Correct Answer: A) Unstriped muscle of muscular coat. 4. Frenulum is- A) A) the fold by which tongue is attached to the floor of oral cavity. B) (b) an adenoid which is present on pharyngeal wall. C) (c) a tonsil-like structure on the lateral walls of palate. D) (d) a V-shaped furrow which divides the surface of tongue. Show Answer Correct Answer: A) A) the fold by which tongue is attached to the floor of oral cavity. 5. How are monosaccharides absorbed into the epithelial cells of the ileum? A) Passive diffusion. B) Osmosis. C) Co-transport. D) Exocytosis. Show Answer Correct Answer: C) Co-transport. 6. The pancreas, liver, and gallbladder are known as ..... A) Accessory organs. B) The digestive tract. C) Acid makers. D) Digestion helpers. Show Answer Correct Answer: A) Accessory organs. 7. Pancreatic secretions can be prevented from entering the duodenum by: A) Pyloric valve. B) Sphincter of oddi. C) Common bile duct. D) CCK-PZ. Show Answer Correct Answer: B) Sphincter of oddi. 8. Glucose and amino acids are absorbed in the intestine by- A) Active transport. B) Passive transport. C) Selective absorption. D) Osmosis. Show Answer Correct Answer: A) Active transport. 9. Most nutrient absorption occurs in the ..... A) Mouth. B) Stomach. C) Large intestines. D) Small intestines. Show Answer Correct Answer: D) Small intestines. 10. Which of the following describes ONE function of the stomach? A) To temporarily store food. B) To remove excess water from food. C) To introduce carbohydrates to food. D) Produces bile to make fats easier to digest. Show Answer Correct Answer: A) To temporarily store food. 11. Total 11 enzymes are given below. How many enzymes are present in succus entericus?Enterokinase, Prorennin, Sucrase, Lactase, Nucleotidases, Lipase, Trypsinogen, Procarboxypetidase, Maltase, Pepsinogen, Steapsin A) 5 enzymes. B) 7 enzymes. C) 8enzymes. D) 6 enzymes. Show Answer Correct Answer: D) 6 enzymes. 12. Which one of the following parts of the GI tract has the following characteristics:simple columnar epithelium, muscularis mucosa, Meissner's plexus, two layers of smooth muscle in the tunica muscularis and Peyer's patches of lymph nodules? A) Duodenum. B) Jejunum. C) Ileum. D) Colon. Show Answer Correct Answer: C) Ileum. 13. Cells are to tissues as tissues are to A) Membranes. B) Organelles. C) Organs. D) Organisms. Show Answer Correct Answer: C) Organs. 14. Which of these is NOT a function of the digestive system? A) Breaks down food. B) Absorbs nutrients. C) Eliminates waste. D) Takes oxygen to body cells. Show Answer Correct Answer: D) Takes oxygen to body cells. 15. The first part of the large intestine is the ..... A) Sigmoid. B) Cecum. C) Ascending colon. D) Rectum. Show Answer Correct Answer: B) Cecum. 16. Cardiac sphincter is- A) Gastro-oesophageal sphincter. B) Gastro-duodenal sphincter. C) Pyloric sphincter. D) None. Show Answer Correct Answer: A) Gastro-oesophageal sphincter. 17. Which enzyme is primarily responsible for the digestion of proteins in the stomach? A) Pepsin. B) Amylase. C) Lipase. D) Trypsin. Show Answer Correct Answer: A) Pepsin. 18. Which of the following gastric cells indirectly help in erythropoiesis? A) Goblet cells. B) Mucous cells. C) Chief cells. D) Parietal cells. Show Answer Correct Answer: D) Parietal cells. 19. Which of the following terms describe human dentition? A) Pleurodont, Monophyodont, Homodont. B) Thecodont, Diphyodont, Heterodont. C) Thecodont, Diphyodont, Homodont. D) Pleurodont, Diphyodont, Heterodont. Show Answer Correct Answer: B) Thecodont, Diphyodont, Heterodont. 20. Where does the absorption take place? A) Oesophagus. B) Stomach. C) Small intestine. D) Large intestine. E) Digestive tract. Show Answer Correct Answer: C) Small intestine. 21. Lf the chyme of a person who had orally consumed only starch as food is analysed before it enters the duodenum, it will show the presence of A) Starch, dextrin and maltose. B) Starch, dextrio and glucose. C) Dextrin and maltose. D) Dextrin and glucose. Show Answer Correct Answer: A) Starch, dextrin and maltose. 22. What are enzymes made up of? A) Sugars. B) Proteins. C) Fats. D) Fiblre. Show Answer Correct Answer: B) Proteins. 23. Which of the following statement is wrong about chylomicrons? I. Chylomicrons are produced in the epithelial cells of small intestine. II. It contains triglycerides, cholesterol and phospholipids. III. It is carbohydrate coated. IV. Chylomicrons released from the epithelial cell into lacteals. A) I and IV. B) II and III. C) I, II, III and IV. D) Only III. Show Answer Correct Answer: D) Only III. 24. Liver of man is- A) Bilobed. B) 3-lobed. C) 6-lobed. D) 5-lobed. Show Answer Correct Answer: A) Bilobed. 25. Our stomach is- A) U-shaped. B) J-shaped. C) C-shaped. D) Rod-shaped. Show Answer Correct Answer: B) J-shaped. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 16 Digestion And Absorption Quiz 1Class 11 Biology Chapter 16 Digestion And Absorption Quiz 2Class 11 Biology Chapter 16 Digestion And Absorption Quiz 3Class 11 Biology Chapter 16 Digestion And Absorption Quiz 4Class 11 Biology Chapter 16 Digestion And Absorption Quiz 5Class 11 Biology Chapter 16 Digestion And Absorption Quiz 6Class 11 Biology Chapter 16 Digestion And Absorption Quiz 7Class 11 Biology Chapter 16 Digestion And Absorption Quiz 8Class 11 Biology Chapter 16 Digestion And Absorption Quiz 9Class 11 Biology Chapter 16 Digestion And Absorption Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books