Biology Chapter 9 Entry test MCQs
51. All kinds of absorption take place in:
a. Jejunum
b. Duodenum
c. Colon
d. lleum
Role of Liver and Pancreas in Digestion
52. Secretion which lacks enzymes is:
a. Bile
b. Saliva
c. Gastric juice
d. Pancreatic juice
53. Release of NaHCO3 and many enzymes required for intestinal digestion is related with:
a. Gallbladder
b. Pancreas
c. Liver
d. Mouth
54. The acidic dietary contents of the stomach, on reaching small intestine are
neutralized by—————produced by———–
a. Bicarbonate, duodenum
b. Bicarbonate, liver
c. Bicarbonate, pancreas
d. Hydrogen, duodenum
55. Hepatic and pancreatic secretions are also stimulated by a hormone called:
a. HCI
b. Gastrin
c. Enterokinase
d. Secretin
56. Which of the following is not a component of pancreatic juice?
a. Chymotrypsinogen
b. NaHCO3
c. Amylopsin
d. Amino peptidase
57. All principal components of food can be digested by:
a. Bile
b. Gastric juice
c. Oral secretions
d. Pancreatic juice
58. Which of the following statement regarding liver is incorrect?
a. Filters blood
b. It produces no digestive enzyme
c. Produces albumin and prothrombin
d. Detoxify chemicals and drugs
59. The emulsification of fats is the role of:
a. Pancreatic juice
b. Saliva
c. Bile
d. Gastrin
60. Chemical gall stones are:
a. Calcium phosphate molecules
b. Calcium oxalate molecules
c. Uric acid molecules
d. Cholesterol molecules
Digestion in Large Intestine
61. The longest part of large intestine is:
a. Colon
b. Caecum
c. Anus
d. Rectum
62. The large intestine in human:
a. Absorbs H2O + electrolytes
b. Digests all type of food
c. Is connected to stomach
d. Is the longest part of GIT
63. Movement of materials across ileum to large intestine is guarded by:
a. Cardiac sphincter
b. Pyloric sphincter
c. Anal sphincter
d. Ileocolic sphincter
65. In human, Escherichia coli is involved in the formation of:
a. Vitamin D
b. Calcium
c. Vitamin K
d. Vitamin A
66. Appendix is finger like process arise from:
a. Rectum
b. Colon
c. Small intestine
d. Caecum
67. The first part of the large intestine is:
a. Rectum
b. Caccum
c. Appendix
d. Colon
Some Common Disorders Related to Human Digestive System
68. Oral rehydration salts is given as a treatment in case of:
a. Obesity
b. Dyspepsia
c. Piles
d. Food poisoning
69. When a person has an abnormal amount of fat on the body it is called:
a. Obesity
b. Dyspepsia
c. Piles
d. Anorexia nervosa
GASEOUS EXCHANGE/RESPIRATORY SYSTEM
Anatomy of Human Respiratory System
70. Mucus secreting goblet cells are present in:
a. Epiglottis
b. Larynx
c. Trachea
d. Glottis
71. All of the following are lined with mucous membrane of ciliated epithelium except:
a. Bronchi
b. Nasal cavity
c. Bronchioles
d. Trochea
72. Which of the following function is not associated witin nasal cavity?
a. Moistening
b. Filtration
c. Temperature adjustment
d. pH adjustment
73. A complex cartilaginous structure surrounding the upper adid on the trachea:
a. Pharynx
b. Larynx
c. Epiglottis
d. Esophagus
74. A muscularly controlled cartilage, hinge-like action and serves as a lid which automatically covers the opening of the larynx is called:
a. Uvula
b. Epiglottis
c. Respiratory valve
d. Esophageal sphincter
75. Opening from nose to throat is closed by:
a. Soft palate
b. Epiglottis
c. Tongue
d. Esophageal sphincter