Zoology
Digestion and Absorption
Evaluation
Choose the Correct Answers
1. Choose the incorrect sentence from the following:
a. Bile juice emulsifies the fat.
b. Chyme is a digestive acidic food in stomach.
c. Pancreatic juice converts lipid into fatty acid and glycerol.
d. Enterokinase stimulates the secretion of pancreatic juice.
2. What is chyme….?
a. The process of conversion of fat into small droplets.
b. The process of conversion of micelles substances of glycerol into fatty droplet.
c. The process of preparation of incompletely digested acidic food through gastric juice.
d. The process of preparation of completely digested liquid food in midgut.
3. Which of the following hormones stimulate the production of pancreatic juice and bicarbonate?
a. Angiotensin and epinephrine
b. Gastrin and insulin
c. Cholecysokinin and secretin
d. Insulin and glucagon
4. The sphincter of Oddi guards
a. Hepatopancreatic duct
b. Common bile duct
c. Pancreatic duct
d. Cystic duct
5. In small intestine, active absorption occurs in case of
a. Glucose
b. Amino acids
c. Na+
d. All the above
6. Which one is incorrectly matched?
a. Pepsin – stomach
b. Renin – liver
c. Trypsin – intestine
d. Ptyalin – mouth
7. Absorption of glycerol, fatty acids and monoglycerides takes place by
a. Lymph vessels within villi
b. Walls of stomach
c. Colon
d. Capillaries within villi
8. First step in digestion of fat is
a. Emulsification
b. Enzyme action
c. Absorption by lacteals
d. Storage in adipose tissue
9. Enterokinase takes part in the conversion of
a. Pepsinogen into pepsin
b. Trypsinogen into trypsin
c. Protein into polypetide
d. Caseinogen into casein
10. Which of the following combinations are not matched?
a. Vitamin D - Rickets
b. Thiamine - Beriberi
c. Vitamin K - Sterility
d. Niacin - Pellagra
11. Which of the following combinations are not matched?
Column I - Column II
a. Bilirubin and biliverdin (i) intestinal juice
b. Hydrolysis of starch (ii) Amylases
c. Digestion of fat (iii) Lipases
d. Salivary gland (iv) Parotid
12. Match column I with column II and choose the correct option
Column – I : Column – II
(P) Small intestine (i) Largest factory
(Q) Pancreas (ii) Absorpstion of glucose
(R) Liver (iii) Carrying electrolytic solution
(S) Colon (iv) Digestion and absorption
a. ( P-iv ) ( Q -iii ) ( R- i ) ( S – ii )
b. ( P-iii ) ( Q -ii ) ( R- i ) ( S – iv )
c. ( P-iv ) ( Q -iii ) ( R- i ) ( S – ii )
d. ( P-ii ) ( Q -iv ) ( R- iii ) ( S – i )
13. Match column I with column II and choose the correct option
Column – I : Column – II
(P) Small intestine (i) 23 cm
(Q) Large intestine (ii) 4 meter
(R) Oesophagus (iii) 12.5 cm
(S) Pharynx (iv) 1.5 meter
a. ( P-iv ) ( Q -ii ) ( R- i ) ( S – iii )
b. ( P-ii ) ( Q -iv ) ( R- i ) ( S – iii )
c. ( P-i ) ( Q -iii ) ( R- ii ) ( S – iv )
d. ( P-iii ) ( Q -i ) ( R- ii ) ( S – iv )
14. Match column I with column II and choose the correct option
Column – I : Column – II
(P) Lipase (i) Starch
(Q) Pepsin (ii) Cassein
(R) Renin (iii) Protein
(S) Ptyalin (iv) Lipid
a. ( P-iv ) ( Q -ii ) ( R- i ) ( S – iii )
b. ( P-iii ) ( Q -iv ) ( R- ii ) ( S – i )
c. ( P-iv ) ( Q -iii ) ( R- ii ) ( S – i )
d. ( P-iii ) ( Q -ii ) ( R- iv ) ( S – i )
15. Which of the following is not the function of liver?
a. Production of insulin
b. Detoxification
c. Storage of glycogen
d. Production of bile
16. Assertion : (A) Large intestine also shows the presence of villi like small intestine.
Reason: (B) Absorption of water takes place in large intestine.
a. Both A and B are true and B is the correct explanation of A
b. Both A and B are true but B is not the correct explanation of A
c. A is true but B is false
d. A is false but B is true
17. Which of the following is not true regarding intestinal villi?
a. They possess microvilli.
b. They increase the surface area.
c. They are supplied with capillaries and the lacteal vessels.
d. They only participate in digestion of fats.
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