Q.1
Ptyalin is inactivated by a component of gastric juice called ...[Har PMT 2003 ]
  • a) Pepsin
  • b) HCl
  • c) Rennin
  • d) Mucus
Q.2
Nutrition involving engulfment of whole or parts of a plant or animal in solid or liquid state is known as ... [ kerala 2009 ]
  • a) Holozoic
  • b) Saprozoic
  • c) Parasite
  • d) Symbiotic
Q.3
Insulin is secreted by
  • a) α-cells of pancreas
  • b) β-cells of pancreas
  • c) γ-cells of pancreas
  • d) Acini of pancreas
Q.4
Heterocrine gland connected with digestive system is ....
  • a) Testis
  • b) Liver
  • c) Bile
  • d) pancreas
Q.5
Amount of saliva secreted per day is ...[Odisha 2004 ]
  • a) 250 ml
  • b) 500 ml
  • c) 750 ml
  • d) 1000 ml
Q.6
Osteomalacia is a deficiency disease of ...[BHU 1996 ]
  • a) Infants due to protein energy malnutrition
  • b) Adults due to protein energy malnutrition
  • c) Infants due to vitamin D/ Calcium deficiency
  • d) Adults due to vitamin D/Calcium/Phosphorous deficiency
Q.7
Bile comprises ... [ CPMT 1996 ]
  • a) Three types of enzymes
  • b) 10 types of enzymes
  • c) Only one type of enzyme
  • d) No enzyme
Q.8
Which one of the following is a trace elements for animal body? [ HPPMT 2005 ]
  • a) Phosphorus
  • b) Magnesium
  • c) Chlorine
  • d) Manganese
Q.9
The process of formation of glucose from lipids is called ...[DPMT 2003 ]
  • a) Gluconeogenesis
  • b) Lipogenesis
  • c) Glycogenesis
  • d) Glycogenolysis
Q.10
Emulsified fat is digested by ....[ Manipal 004 ]
  • a) Bile salt
  • b) Bile pigments
  • c) Steapsin
  • d) Amylopsin
Q.11
Bile salts are ....
  • a) Sodium bicarbonate and sodium taurocholate
  • b) Sodium glycocholate and sodium carbonate
  • c) Inorganic slats and sodium glycocholate
  • d) Sodium glycocholate and sodium taurocholate
Q.12
Inadequate protein in diet causes Kwashiorkor. Oedema is related to protein deficiency of ....[DPMT 2009 ]
  • a) Insulin
  • b) Gamma globulin
  • c) Glucagon
  • d) Albumin
Q.13
Which teeth of human are shovel-shaped and used for nibbling, cutting and tearing...[GUJ CET2011]
  • a) Canines
  • b) Premolars
  • c) Molars
  • d) Incisors
Q.14
In the complete absence of which the duodenal digestion of chyme proteins not possible ....[ Guj CET 2010 ]
  • a) Enterokinase
  • b) Dil HCl
  • c) Gastrin
  • d) All the above
Q.15
Which process helps in maintaining blood glucose level under fasting ..
  • a) Glycogenesis
  • b) Glycogenolysis
  • c) Lipogenesis
  • d) Glycolysis
Q.16
Liver necrosis and muscular dystropy are caused by lack of trace element ... [ AMU 2009 ]
  • a) Zinc
  • b) Arsenic
  • c) Selenium
  • d) Molybdenum
Q.17
The cells which destroy worn out white and red blood corpuscles, bacteria and other microorganisms passing through liver are .... [ Bih PMT 2004 ]
  • a) B-cells
  • b) T-cells
  • c) Oxytocin
  • d) Kupffer's cells
Q.18
Islets of Langerhans are found in ... [WB 2010 ]
  • a) Anterior pituitary
  • b) Kidney cortex
  • c) Spleen
  • d) Endocrine pancreas
Q.19
Which one of the following hydrolyses proteins into peptides? ..[HPPMT 2005 ]
  • a) Erepsin
  • b) Rennin Rennin (Chymosin) role in digestion is to curdle or coagulate milk in the stomach, a process of considerable importance in the very young animal
  • c) Pepsin
  • d) Lipase
Q.20
Read the statements a and b , identify the correct choice a. Human small intestine is the largest portion in the alimentary canal b. Absorption of digested food requires a very large surface area
  • a) Statement a is correct, b is wrong
  • b) Statement a as well as statement b are correct
  • c) Statement b is correct, a is wrong
  • d) Both statements are wrong
Q.21
If for some reason our goblet cells are non-functional. this will adversely affect....[ CBSE mains 2010]
  • a) Secretion of sebum from sebaceous glands
  • b) Maturation of sperms
  • c) Smooth movement of food down the intestine
  • d) Production of somatostatin
Q.22
Urea is formed inside ...[JIPMER 1994 ]
  • a) Small intestine
  • b) Stomach
  • c) Large intestine
  • d) Liver
Q.23
Fructose is absorbed into the blood through mucosa cells of intestine by the process called: .. [AIPMT 2014]
  • a) simple diffusion
  • b) co-transport mechanism
  • c) active transport
  • d) facilitated transport
Q.24
The initial step in the digestion of milk in humans is carried out by ? …[AIPMT 2014]
  • a) Rennin
  • b) Pepsin
  • c) Lipase
  • d) Trypsin
Q.25
Which of the following statements is not correct ? …[AIPMT 2015]
  • a) Acini are present in the pancreas and secrete carboxypeptidase
  • b) Brunner's glands are present in the submucosa of stomach and secrete pepsinogen
  • c) Goblet cells are present in the mucosa of intestine and secrete mucus
  • d) Oxyntic cells are present in the mucosa of stomach and secrete HCl.
Q.26
Gastric juice of infants contains : …[AIPMT 2015]
  • a) amylase, rennin, pepsinogen
  • b) maltase, pepsinogen, rennin
  • c) nuclease, pepsinogen, lipase
  • d) pepsinogen, lipase, rennin
Q.27
In the stomach, gastric acid is secreted by the :- …[AIPMT-2016]
  • a) gastrin secreting cells
  • b) parietal cells
  • c) peptic cells
  • d) acidic cells
Q.28
on Q125) Series of small pockets due to constrictions in the wall of colon is called:
  • a) Villi
  • b) Haustra
  • c) Rugae
  • d) Payer’s patches.
Q.29
on Q126) Observe the given diagram and identify the labelled parts:
unit-5_ch-2_que_no-126_img_no1.png
  • a) 1-Parotid gland, 2-Jejunum, 3-Duodenum, 4-Caecum, 5-Ileum.
  • b) 1-Parotid gland, 2-Jejunum, 3-Ileum, 4-Caecum, 5-Duodenum.
  • c) 1-Parotid gland, 2-Jejunum, 3-Caecum, 4-Ileum, 5-Duodenum.
  • d) 1-Parotid gland, 2-Ileum, 3-Caecum, 4-Jejunum, 5-Duodenum.
Q.30
Which of the following guards the opening of hepatopancreatic duct into the duodenum ? …[AIPMT-2016]
  • a) Semilunar valve
  • b) Ileocaecal valve
  • c) Pyloric sphincter
  • d) Sphincter of Oddi
Q.31
Which of the following terms describe human dentition ? [NEET 2018]
  • a) Thecodont, Diphyodont, Homodont
  • b) Thecodont, Diphyodont, Heterodont
  • c) Pleurodont, Monophyodont, Homodont
  • d) Pleurodont, Diphyodont, Heterodont
Q.32
Which of the following gastric cells indirectly help in erythropoiesis ? [NEET 2018]
  • a) Chief cells
  • b) Mucous cells
  • c) Goblet cells
  • d) Parietal cells
Q.33
Digestive enzymes are not secreted into
  • a) the esophagus.
  • b) the mouth.
  • c) the small intestine
  • d) the stomach.
Q.34
Where is protein digestion accomplished[ AIIMS 1996]
  • a) Stomach
  • b) Ileum
  • c) Rectum
  • d) Duodenum
Q.35
Release of pancreatic juice on detection of fat and protein is stimulated by ..
  • a) Enterokinase
  • b) Cholecystokinin
  • c) Trypsinogen
  • d) Secretin
Q.36
Oxyntic cells in stomach secrete ... [ CPMT 1996 ] Answer : (c)
  • a) Pepsin
  • b) Mucus
  • c) HCl
  • d) Rennin
Q.37
Brunner's glands are found in ...[ AFMC 2003 ]
  • a) Stomach
  • b) Duodenum
  • c) Ileum
  • d) Large intestine
Q.38
Xerophthalmia in children and night blindness in adults is caused by the deficiency of ..[J.K.C.M.E.E. 2000 ]
  • a) Vitamin A
  • b) Vitamin B
  • c) Vitamin C
  • d) Vitamin K
Q.39
tion Q1) Read the following four statements: (i) The absorbed substances finally reach the tissues which utilise them for their activities. (ii) Fatty acids and glycerol are first incorporated into small droplets called micelle which move into intestinal mucosa. (iii) Active transport occur along concentration gradient hence requires energy. (iv) In human, saliva is mainly produced by three pairs of salivary glands. How many of the above statements are wrong:
  • a) 3
  • b) 2
  • c) 4
  • d) 1
Q.40
tion Q2) If for some reason, the parietal cells of the gut epithelium become partially non-functional what is likely to happen:
  • a) The pancreatic enzymes and specially trypsin and lipase will not work efficiently
  • b) pH of stomach will fall abruptly.
  • c) Steapsin will be more effective.
  • d) Proteins will not be adequately hydrolysed by pepsin into proteases and peptones.
Q.41
tion Q3) Match column I with column II and select the correct option:
Column I Column II
a. Auerbach’s plexus Vitamin B12 absorption
b. Meissner’s plexus Control peristalsis
c. Payer’s patches Increase absorptive surface
d. Valve of kerkring Produce lymphocytes
e. Castle’s intrinsic factor Control secretion of intestinal juice
  • a) a →2, b → 5, c→ 4, d → 3, e → 1
  • b) a →3, b → 4, c→ 2, d → 5, e → 1
  • c) a →5, b → 3, c→ 1, d → 2, e → 4
  • d) a →4, b → 1, c→ 5, d → 2, e → 3
Q.42
tion Q4) Consider the following statements and select the option stating which ones are true/false. (i) During Egestion, most of the water is absorbed by colon. (ii) Contraction of the longitudinal muscles shortens the upper part of oesophagus to receive the bolus. (iii) The right and left lobes of the liver are separated by common hepatic duct. (iv) Payer’s patches of ileum synthesise lymphocytes.
  • a) (i), (ii) and (iii) are false but (iv) is true.
  • b) (ii) and (iii) are false but (i) and (iv) are true
  • c) (ii) and (iv) are true but (i) and (iii) are false
  • d) All are false
Q.43
tion Q5) In the upper part of small intestine, chloride ions are rapidly absorbed mainly by:
  • a) Diffusion
  • b) Facilitated transport
  • c) Osmosis
  • d) Active transport
Q.44
tion Q6) How many of the following statements are true: (i) The major components of our food are carbohydrates, proteins and vitamins. (ii) Fats and minerals are also required in smaller quantities. (iii) Bio-macromolecules in food cannot be utilised by our body in their original form. (iv) The process of converting macromolecules into simple absorbable forms is called digestion.
  • a) 1
  • b) 2
  • c) 3
  • d) 4
Q.45
tion Q7) Which one of the following pairs of the kind of cells and their secretions are correctly matched:
  • a) Oxyntic cells – A secretion of pH 1.8.
  • b) Alpha cells of Islets of Langerhans – Secretion that decreases blood sugar level.
  • c) Kupffer’s cells – A digestive enzyme that hydrolyses nucleic acids.
  • d) Sebaceous glands – A secretion that evaporates for cooling.
Q.46
tion Q8) Which of the following process will be affected in the absence of enterokinase:
  • a) Lipid → Fatty acid + glycerol.
  • b) Dipeptides → Amino acids.
  • c) Proteases → Dipeptide.
  • d) Amylase → Maltose
Q.47
on Q127) Match the following:
Glycogenesis (a) Glycogen → Glucose
Glycogenolysis (b) Glucose → Glycogen
Gluconeogenesis (c) Proteins and fats → glucose
  • a) 1 →a ,2 →b 3→c
  • b) 1 →b ,2 →c 3→a
  • c) 1 →c ,2 →a 3→b
  • d) 1 →b ,2 →a 3→c
Q.48
tion Q9) Match the two columns and select the correct answer among the following:
Column I Column II
a. Biomacromolecules of food Alimentary canal and associated glands.
b. Human digestive system Embedded in jaw bones
c. Stomach Outer wall of visceral organs
d. Thecodont Converted into simple substances
e. Serosa J shaped bag like structure
  • a) a → 2, b → 1, c → 5, d → 3, e → 4
  • b) a → 4, b → 1, c → 5, d → 2, e → 3
  • c) a → 1, b → 2, c → 3, d → 4, e → 5
  • d) a → 1, b → 3, c → 2, d → 4, e → 5
Q.49
ion Q10) Intestinal villi are more numerous and larger in posterior part of small intestine than in anterior part because:
  • a) Digestion is faster in the posterior end.
  • b) Blood supply is poor in the posterior end
  • c) There is more digested food in the posterior end
  • d) Blood supply is rich in the posterior part
Q.50
ion Q11) Most of the fat digestion occurs in
  • a) Rectum
  • b) Stomach
  • c) Duodenum
  • d) Small intestine
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