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Chapters
2: Kingdom Animalia
3: Tissue Level of Organisation
4: Organ and Organ Systems in Animals
▶ 5: Digestion and Absorption
6: Respiration
7: Body Fluids and Circulation
8: Excretion
9: Locomotion and Movement
10: Neural Control and Coordination
11: Chemical Coordination and Integration
12: Basic Medical Instruments and Techniques
13: Trends in Economic Zoology
![Samacheer Kalvi solutions for Zoology [English] Class 11 TN Board chapter 5 - Digestion and Absorption - Shaalaa.com](/images/zoology-english-class-11-tn-board_6:5f2b1b2038084cf381bfa42c826a928c.jpg "Samacheer Kalvi solutions for Zoology [English] Class 11 TN Board chapter 5 - Digestion and Absorption")
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Solutions for Chapter 5: Digestion and Absorption
Below listed, you can find solutions for Chapter 5 of Tamil Nadu Board of Secondary Education Samacheer Kalvi for Zoology [English] Class 11 TN Board.
Samacheer Kalvi solutions for Zoology [English] Class 11 TN Board 5 Digestion and Absorption Evaluation [Pages 90 - 91]
Choose the incorrect sentence from the following:
Bile juice emulsifies the fat.
Chyme is a digestive acidic food in stomach.
Pancreatic juice converts lipid into fatty acid and glycerol.
Enterokinase stimulates the secretion of pancreatic juice.
What is chyme?
The process of conversion of fat into small droplets.
The process of conversion of micelles substances of glycerol into fatty droplet.
The process of preparation of incompletely digested acidic food through gastric juice.
The process of preparation of completely digested liquid food in midgut.
Which of the following hormones stimulate the production of pancreatic juice and bicarbonate?
Angiotensin and epinephrine
Gastrin and insulin
Cholecystokinin and secretin
Insulin and glucagon
The sphincter of Oddi guards ______.
Hepatopancreatic duct
Common bile duct
Pancreatic duct
Cystic duct
In small intestine, active absorption occurs in case of
Glucose
Amino acids
Na+
All the above
Which one is incorrectly matched?
Pepsin – stomach
Renin – liver
Trypsin – intestine
Ptyalin – mouth
Absorption of glycerol, fatty acids and monoglycerides takes place by _____.
Lymph vessels within villi
Walls of stomach
Colon
Capillaries within villi
First step in digestion of fat is ______.
Emulsification
Enzyme action
Absorption by lacteals
Storage in adipose tissue
Enterokinase takes part in the conversion of ______.
Pepsinogen into pepsin
Trypsinogen into trypsin
Protein Caseinogen into caseinpolypetide
Caseinogen into casein
Which of the following combinations are not matched?
Vitamin D - Rickets
Thiamine - Beriberi
Vitamin K - Sterility
Niacin - Pellagra
Which of the following combinations are not matched?
Bilirubin and biliverdin - intestinal juice
Hydrolysis of starch - Amylases
Digestion of fat - Lipases
Salivary gland - Parotid
Match column I with column II and choose the correct option
| Column – I | Column – II |
| (P) Small intestine | (i) Largest factory |
| (Q) Pancreas | (ii) Absorption of Water |
| (R) Liver | (iii) Carrying electrolytic solution |
| (S) Colon | (iv) Digestion and absorption |
(P-iv) (Q -iii) (R- i) (S – ii)
(P-iii) (Q -i ) (R- i) (S – iv)
(P-iv) (Q -iii) (R- ii) (S – i)
(P-ii) (Q -iv) (R- iii) (S – i)
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 |
(P-iv) (Q -ii) (R- i) (S – iii)
(P-ii) (Q -iv) (R- i) (S – iii)
(P-i) (Q -iii) (R- ii) (S – iv)
(P-iii) (Q -i) (R- ii) (S – iv)
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 |
(P - iv) (Q - ii) (R - i) (S - iii)
(P - iii) (Q - iv) (R- ii) (S - i)
(P - iv) (Q - iii) (R - ii) (S - i )
(P-iii) (Q -ii) (R- iv) (S - i)
Which of the following is not the function of liver?
Production of insulin
Detoxification
Storage of glycogen
Production of bile
Assertion: (A) Large intestine also shows the presence of villi like small intestine.
Reason: (B) Absorption of water takes place in large intestine.
Both A and B are true and B is the correct explanation of A
Both A and B are true but B is not the correct explanation of A
A is true but B is false
A is false but B is true
Which of the following is not true regarding intestinal villi?
They possess microvilli.
They increase the surface area.
They are supplied with capillaries and the lacteal vessels.
They only participate in digestion of fats.
Why are villi present in the intestine and not in the stomach?
Bile juice contains no digestive enzymes, yet it is important for digestion. Why?
List the chemical changes that starch molecule undergoes from the time it reaches the small intestine.
How do proteins differ from fats in their energy value and their role in the body?
Digestive secretions are secreted only when needed. Discuss.
Solutions for 5: Digestion and Absorption
Samacheer Kalvi solutions for Zoology [English] Class 11 TN Board chapter 5 - Digestion and Absorption
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Concepts covered in Zoology [English] Class 11 TN Board chapter 5 Digestion and Absorption are Digestive System, Digestion of Food and Role of Digestive Enzymes, Peristalsis, Digestion, Absorption and Assimilation of Proteins, Carbohydrates and Fats, Egestion of Food, Nutrients, Vitamins and Minerals, Caloric Value of Carbohydrates, Proteins and Fats, Nutritional and Digestive Disorders.
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