This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 16 Digestion And Absorption – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 16 Digestion And Absorption Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the aim of the digestion? A) Obtain matter and energy. B) Obtain nutrients from food and break it down into small molecules, which are then absorbed. C) Break down food into inorganic nutrients. D) Obtain nutrients form food and transport it to the cells. Show Answer Correct Answer: B) Obtain nutrients from food and break it down into small molecules, which are then absorbed. 2. Bile juice helps in the digestion of fat because it contains A) Enzymes. B) Vitamins. C) Bile salts. D) Bile pigments. Show Answer Correct Answer: C) Bile salts. 3. Dental formula of adult person is- A) $\frac{2122}{2122}$. B) $\frac{2114}{2114}$. C) $\frac{2123}{2123}$. D) $\frac{2123}{2124}$. Show Answer Correct Answer: C) $\frac{2123}{2123}$. 4. What is the function of the large intestine? A) The absorption of water and some vitamins, formation and storage of faeces. B) The absorption of nutrients. C) The digestion of fats. D) Transport the nutrients to the blood stream. Show Answer Correct Answer: A) The absorption of water and some vitamins, formation and storage of faeces. 5. Saliva contains this enzyme to start the digestive process. A) Spit. B) Amylase. C) Hydrochloric acid. D) Sodium bicarbonate. Show Answer Correct Answer: B) Amylase. 6. Which of the following tissues lines the kidney ducts? A) Smooth muscle. B) Adipose. C) Epithelial. D) Nervous. Show Answer Correct Answer: C) Epithelial. 7. Rhythmic muscular contractions that move food along the GI tract A) Heterotrophs. B) Peristalsis. C) Nutrients. D) Alimentary canal. Show Answer Correct Answer: B) Peristalsis. 8. Which enzyme hydrolyzes the $\alpha$-1, 6 glycosidic linkage in the $\alpha$-limit dextrins? A) Amylase. B) Isomaltase. C) Lactase. D) Sucrase. Show Answer Correct Answer: B) Isomaltase. 9. Which are the three juices released in the duodenum (small intestine)? A) Bile, pancreatic juice and gastric juice. B) Bile, pancreatic juice and intestinal juice. C) Bile, gastric juice and saliva. D) Bile, intestinal juice and pancratic juice. Show Answer Correct Answer: D) Bile, intestinal juice and pancratic juice. 10. Functional unit of absorption of digested food are A) Peyers patches. B) Villi. C) Crypts of Leiberkuhn. D) Brunners gland. Show Answer Correct Answer: B) Villi. 11. A vitamin that is not stored in the liver is vitamin: A) C. B) K. C) B$_{12}$. D) A. Show Answer Correct Answer: A) C. 12. Which is NOT a digestive enzyme? A) Hydrochloric acid. B) Bile. C) Amylase. D) Alcohol. Show Answer Correct Answer: D) Alcohol. 13. Where does the digestion of carbohydrates take place? A) Mouth. B) Mouth and Stomach. C) Mouth and small Intestine. D) Mouth and large intestine. E) Stomach. Show Answer Correct Answer: C) Mouth and small Intestine. 14. The enzyme that is not present in succus entericus is A) Nucleosidase. B) Lipase. C) Maltase. D) Nuclease. Show Answer Correct Answer: D) Nuclease. 15. The secretion of the brush border cells along with secretions of goblet cells present in the mucosa of small intestine constitutes:- A) Chyme. B) Chyle. C) Succus entericus. D) Gastric juice. Show Answer Correct Answer: C) Succus entericus. 16. Which of the following organs has 3 parts (ascending, transverse and descending parts)- A) Colon. B) Caecum. C) Small intestine. D) Large intestine. Show Answer Correct Answer: A) Colon. 17. IN WHICH PART TONGUEBITTER TASTE IS PERCEIVED? A) Part of side where salivary is release. B) Basal side of tongue. C) Back side of tongue. D) Doral of front side. Show Answer Correct Answer: C) Back side of tongue. 18. The enzyme which does not directly act upon the food substance in the small intestine of man is A) Amylopsin. B) Lipase. C) Enterokinase. D) Trypsin. Show Answer Correct Answer: A) Amylopsin. 19. What is metabolism in biologyMeaning? A) Only breakdown of foods into simple substance. B) Simple substance into complex substance. C) Person Having a mental problems. D) Breakdown of food into simple substance and and simple to complex substance. Show Answer Correct Answer: D) Breakdown of food into simple substance and and simple to complex substance. 20. After eating a hamburger, chemical digestion begins in the A) Mouth cavity. B) Oesophagus. C) Stomach. D) Small intestine. Show Answer Correct Answer: A) Mouth cavity. 21. What is starch broken down by? A) Carboxylase. B) Starchase. C) Peptidase. D) Amylase. Show Answer Correct Answer: D) Amylase. 22. The enzyme enterokinase helps in conversion of A) Caseinogen into casein. B) Pepsinogen into pepsin. C) Proteins into polypeptides. D) Trypsinogen into trypsin. Show Answer Correct Answer: D) Trypsinogen into trypsin. 23. About 30% starch is digestied in:- A) Oral cavity. B) Stomach. C) Small intestine. D) Colon. Show Answer Correct Answer: A) Oral cavity. 24. Digestive enzymes are- A) Hydrolases. B) Oxidoreductases. C) Transferases. D) None ofthese. Show Answer Correct Answer: A) Hydrolases. 25. The stomach wall produces mucus to cover its surface. Which of the following statements correctly describe(s) the function of the mucus?(1) It kills the bacteria in the ingested food.(2) It prevents the rubbing of food against the stomach wall.(3) It protects the stomach wall from the action of the digestive enzymes. A) Only. B) Only. C) And (2) only. D) And (3) only. Show Answer Correct Answer: D) And (3) only. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 16 Digestion And Absorption Quiz 1Class 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 10Class 11 Biology Chapter 16 Digestion And Absorption Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books