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Class 11 Biology Chapter 16 Digestion And Absorption Quiz 2 (60 MCQs)

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1. What are the two components of the gastric juice?
2. The opening of stomach into duodenum is guarded by-
3. Jaundice is a disorder of
4. Choose the incorrect statement regarding human digestive system with reference to a normal person.
5. The absorbed substances finally reach the tissue which utilize them for their activities. This process is called-
6. Which of the following is slowest enzyme
7. The fluid inside the lacteals of the intestinal villi becomes milky after a meal. This is due to the presence of
8. Which layer of the gut is responsible for peristalsis?
9. Which of the following organs produces digestive juice that does not contain enzymes?
10. Duodenal glands / Brunner's glands are present in-
11. The 2 systems that regulate the digestive system are:
12. Organ where there is the most absorption of nutrients
13. The center of hunger or center which regulates the amount of food we eat or out appetite is located in .....
14. Contents move through the digestive system by which actions?
15. Bile does not contain-
16. This is the enzyme that works on protein.
17. Sucrase breaks down sucrose to which two monosaccharides?
18. Which of the following animals does not possess canine teeth?
19. Where does the most absorption of water take place in the digestive system?
20. After surgical removal of an infected gallbladder, a person must be especially careful to restrict dietary intake of .....
21. The lower GI tract contains all of these EXCEPT
22. Dental formula is-
23. Enlarged veins in the rectum that can cause itching, burning, pain, and bleeding.
24. Pylorus occurs between .....
25. Lacteals, lymph capillaries are found in-
26. Which of the following reactions can be carried out by amylase?I. maltose $\rightarrow$ amyloseII. amylopectin $\rightarrow$ dextrinsIII. amylose $\rightarrow$ glucose
27. Which statement about small intestine is true?
28. Liver is situated in-
29. The wall of alimentary canal from oesophagus to rectum posses four layers. The sequence of these layers is-
30. Amylase is secreted by
31. Which enzyme begins carbohydrate digestion in the mouth?
32. Membrane-bound disaccharidases are enzymes attached to the cell surface membrane of what kind of cells in the ileum?
33. Substrate for rennin enzyme is .....
34. Which of the following is/are true of cellulase?I. it is not found in humansII. it digests cellulose to alpha glucoseIII. it strengthens plant cell walls
35. What is the dental formula of a 5 year old child?
36. The accessory organs are:
37. Essentially the word digestion means
38. Which of the following is/are true of bile?I. It is alkalineII. It emulsifies triglycerides to reduce their surface areaIII. It contains lipase enzymes
39. Cystic duct arises from-
40. Succus entericus does not contain:
41. Proteolytic enzymes are-
42. The site of action and substrate of rennin are:
43. Villi are shaped the way they are so that:
44. Lumen of alimentary is
45. Match the following (1) alpha cells of Pancreas (p) Lysozyme (2) Goblet cells (q) Intrinsic factor (3) Paneth cells (r) Glucagon (4) Parietal cells (s) Mucus
46. A baby boy aged two years is admitted to play school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?
47. Most abundant papillae on tongue, which lack taste buds are
48. Water absorption occurs in the .....
49. What attaches the tongue to the floor of the oral cavity?
50. WHY PROENZYME PEPSINOGEN IS IMPORTANT?
51. Bile produce in the liver is associated with which of the following
52. If this enzyme were to be absent in our small intestine, digestion of protein would be severely affected:
53. Which of the following acts as an anti-mocrobial agent in the human saliva?
54. What organ is responsible for the majority of the absoption that occurs in the digestive system?
55. Absorption can be defined as the movement of digested food molecules through ..... to ..... ?
56. Where nutrients go after the small intestine has absorbed them.
57. What is 'c' shaped in DIGESTIONAND ABSORPTION?
58. If for some reasons, the parietal cells of the gut epithelium become partially non-functional, what is likely to happen?
59. Choose the correct statement among the following-
60. Undigested waste travels to the rectum where it is stored until leaving the body through the anus in a process called
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