MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
NEET
NEET Biology MCQ
Digestion And Absorption Mcq
Quiz 24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Q.1
on Q138) Consider the following statements: (i) Niacin (Anti-pellagra vitamin) is present in meat, fish, peanuts, poultry, fruits and leafy vegetables. (ii) Crypts of Lieberkuhn are present in the liver. (iii) Steapsin is pancreatic amylase.
0%
a) (i) and (iii) are correct.
0%
b) (i) and (iii) are incorrect
0%
c) (ii) and (iii) are correct
0%
d) (ii) and (iii) are incorrect
Explanation
Answer:(d)
Q.2
on Q139) Which of the following statements are correct? (a) Frenulum is the fold by which the tongue is attached to the floor of the mouth or oral cavity. (b) Lower surface of the tongue has little projections which bears taste buds. (c) Pharynx is the common passage for food and air. (d) Sphincter of Oddi guards and regulates the opening of stomach into duodenum. (e) Colon has three parts- an ascending, a transverse and a descending part and later opens into the rectum.
0%
a) (a), (b) and (c)
0%
b) (d) and (e)
0%
c) (a), (c), (e).
0%
d) All statements are correct.
Explanation
Answer:(c)
Q.3
on Q140) Segregate the following statements into true and false category. Choose the right answer from the codes given below: (i) Mucosal epithelium has goblet cells, which secrete mucous and helps in lubrication. (ii) Mucosa forms gastric glands in the stomach and crypts in between the bases of villi in intestine. (iii) Cells lining the villi have brush border or microvilli. (iv) All the four basic layers in the wall of gut show modification in different parts of the alimentary canal.
0%
a) All statements are correct.
0%
b) (i), (ii) and (iii) are true while (iv) is false.
0%
c) (i), (ii) and (iii) are false while (iv) is true
0%
d) (i), (iv) are false while (ii) and (iii) are true.
Explanation
Answer:(b)
Q.4
on Q142) Read the following statements thoroughly and identify whether true or false. (i) Bile is produced and stored in the liver and gall bladder, respectively. (ii) Common bile duct is formed by the fusion of all the right and left hepatic ducts and cystic ducts. (iii) Hepato-pancreatic duct opens into the proximal part of the small intestine. (iv) Pancreas consists of two parts, exocrine and endocrine, which secretes insulin and glucagon hormones and pancreatic juice containing enzymes respectively. (v) Pepsinogen, a secretion of chief cells is activated by HCl. (vi) Peptides are converted into Dipeptides, with the action of Carboxypeptidase.
0%
a) All statements are true
0%
b) All statements are false
0%
c) Statements (i), (iii), (iv) and (v) are true while (ii) and (vi) are false
0%
d) Statements (i), (iii), (v) and (vi) are false while (ii) and (iv) are true
Explanation
Answer:(d)
Q.5
on Q143) Identify the type of gastrointestinal hormones P-R based on the functions given below: (i) The hormone P stimulates the crypts of Lieberkuhn. (ii) The hormone Q inhibits the secretion of glucagon by alpha cells of pancreas. (iii) The hormone R stimulates the Brunner’s glands to release mucous.
0%
a) P – Gastrin, Q – Duocrinin, R – Enterokinin
0%
b) P – Duocrinin, Q – Cholecystokinin, R – Enterokinin.
0%
c) P – Duocrinin, Q – Cholecystokinin, R – Villikinin
0%
d) P – Enterokinin, Q – Somatostatin, R – Duocrinin
Explanation
Answer:(d)
Q.6
on Q144) Identify whether the given nutrients are absorbed by the active transport, simple diffusion or facilitated transport. Choose the correct option: (i) Glucose. (ii) Fructose (iii) Vitamin K (iv) Amino acids.
0%
a) (i), (ii) – Active transport; (iii)- Facilitated transport, (iv) – Simple diffusion
0%
b) (iii), (iv) – Active transport; (i)- Facilitated transport, (ii) – Simple diffusion
0%
c) (i), (iv) – Active transport; (ii)- Facilitated transport, (iii) – Simple diffusion
0%
d) (ii), (iii) – Active transport; (i)- Facilitated transport, (iv) – Simple diffusion
Explanation
Answer:(c)
Q.7
on Q 145) The majority of venous blood outflow from Gastro-intestinal tract return:
0%
a) Directly to heart.
0%
b) Initially to liver.
0%
c) To liver via heart
0%
d) To lymph flow
Explanation
Answer:(b)
Q.8
on Q146) Carrier ions like Na+ facilitates the absorption of substances like:
0%
a) Fructose and some amino acids.
0%
b) Amino acids and glucose.
0%
c) Glucose and fatty acids.
0%
d) Fatty acids and glycerol.
Explanation
Answer:(b)
Q.9
on Q147) Proteolytic enzymes do not corrode the lining of alimentary canal because:
0%
a) They are secreted in inactive form
0%
b) Lining layer of alimentary canal does not contain proteins
0%
c) These enzymes are not capable of digesting fat layer of stomach
0%
d) None of these
Explanation
Answer:(a)
Q.10
on Q149) Stool of a person is whitish grey coloured due to malfunction of the following organ?
0%
a) Pancreas
0%
b) Spleen
0%
c) Kidney
0%
d) Liver
Explanation
Answer:(d)
Q.11
on Q150) If pancreas is removed, the compound which remain undigested is
0%
a) Proteins
0%
b) Carbohydrates
0%
c) Fats
0%
d) all of these
Explanation
Answer:(d)
Q.12
on Q151) E.coli that lives in the human colon:
0%
a) Helps in the absorption of water and elimination of salts
0%
b) Producing Vitamin B12, Vitamin K, Thiamine and Riboflavin
0%
c) Causes amoebic dysentery.
0%
d) Secretes enzymes that digest cellulose
Explanation
Answer:(b)
Q.13
on Q152) Teeth is .......... in origin.
0%
a) Ectodermal
0%
b) Endodermal
0%
c) Ectomesodermal
0%
d) Endomesodermal
Explanation
Answer:(c)
Q.14
on Q153) Identify the statement which is incorrect about liver:
0%
a) Liver is situated in the upper right section of abdominal cavity of body
0%
b) The lobes of liver are joined with the help of falciform ligaments
0%
c) The hepatocytes (Liver cells) are separated by Herring’s canal
0%
d) Sphincter of Boyden surrounds the opening of the bile duct before it is joined with the pancreatic duct
Explanation
Answer:(c)
Q.15
on Q154) The pH of the digestive juices within the human small intestine is between 7.5 and 8.This environment is slightly
0%
a) Basic
0%
b) Acidic
0%
c) Neutral
0%
d) None of these
Explanation
Answer:(a)
Q.16
on Q155) Lipids, which can be found in oil based salad dressing and ice cream, during digestion are splitted in to
0%
a) Fatty acids and glycerol
0%
b) Glycerol and amino acids
0%
c) Glucose and fatty acids
0%
d) Glucose and amino acids
Explanation
Answer:(a)
Q.17
on Q156) Mach column
Column I( vitamins)
Column II (deficiency disease)
a. B
1
Infertility
b. D
Scurvy
c. E
Beri-beri
d. C
Bone formity;
0%
a) a – 3, b – 4, c – 1, d – 2
0%
b) a – 1, b – 2, c – 3, d – 4
0%
c) a – 4, b – 3, c – 1, d – 2
0%
d) a – 2, b – 4, c – 1, d – 3
Explanation
Answer:(a)
Q.18
on Q157) Which one dental formula represent a heterodont placental draught and tough animal
0%
a)
0%
b)
0%
c)
0%
d)
Explanation
Answer:(d)
Q.19
on Q158) Wernickes syndrome is generally common in alcoholic person; which is characterised by less mental activity and dual vision. It is caused by the deficiency of
0%
a) Riboflavin
0%
b) Thiamie
0%
c) Pyridoxine
0%
d) Retinol
Explanation
Answer:(b)
Q.20
on Q159) In mammals, the teeth are I. Only two sets, present throughout life II. embedded in the socket of the jaw bones III. different types These conditions are respectively referred as
0%
a) diphyodont, heterodont and thecodont
0%
b) diphyodont, thecodont and heterodont
0%
c) thecodont, diphyodont and heterodont
0%
d) thecodont, heterodont and diphyodont
Explanation
Answer:(b)
Q.21
on Q160) Q160) Which one of the following option is correct regarding digestion of food substances?
Substrate
Enzyme
Site of action
Product
a
Starch
Amylase
Stomach
Maltose
b
Protein
Pepsin
Duodenum
Peptones
c
Lipid
Lipase
Pancreas
Fat globules
d
Sucrose
Invertase
Duodenum
Glucose and Fructose
0%
a) a
0%
b) b
0%
c) c
0%
d) d
Explanation
Answer:(d)
Q.22
on Q161) Wharton’s duct is the duct of
0%
a) submandibular salivary gland
0%
b) parotid gland
0%
c) sublingual gland
0%
d) all of these
Explanation
Answer:(a)
Q.23
on Q162) Which of the following is correct?
0%
a) Paneth cells secrete pepsinogen
0%
b) Parietal cells secrete hydrochloric acid
0%
c) Argentaffin cells secrete mucus
0%
d) Chief cells secrete
Explanation
Answer:(b)
Q.24
on Q163) Which vitamin deficiency disease , vitamin and source of vitamin match is true?
0%
a) Sever bleeding – Tocopherol – Milk, egg
0%
b) Anaemia – Ascorbic acid – Lemon, orange
0%
c) Night blindness –Retinol –Carrot ,milk
0%
d) Sterility, - Calciferol – Milk, butter
Explanation
Answer:(c)
Q.25
on Q164) Excessive stimulation of vagus nerve inhuman may lead to
0%
a) hoarse voice
0%
b) peptic ulcer
0%
c) efficient digestion of proteins
0%
d) irregular contractions of diaphragm
Explanation
Answer:(b)
Q.26
on Q165) The vitamin nicotinamide can be synthesized in our body from
0%
a) tyrosine
0%
b) tryptophan
0%
c) valine
0%
d) phenylalanine
Explanation
Answer:(b)
Q.27
on Q166) Which of the following digestive juices has the minimum pH value?
0%
a) Bile
0%
b) Gastric juice
0%
c) Saliva
0%
d) Pancreatic juice
Explanation
Answer:(b)
Q.28
on Q168) During digestion, before the action of lipase fat is emulsified by
0%
a) ergosterols
0%
b) phospholipids
0%
c) lipoproteins
0%
d) digitonin
Explanation
Answer:(b)
Q.29
on Q169) The following is a scheme showing the fate of carbohydrates during digestion in the human alimentary canal. Identify the enzymes acting at stages indicated as A, B, C, and D. Choose the correct option from those given
0%
a) A = Amylase, B = Maltase C = Lactase D= Invertase
0%
b) A = Amylase, B = Maltase C = Invertase D= Lactase
0%
c) A = Amylase, B = Invertase C = Maltase D= Lactase
0%
d) A = Amylase, B= Lactase C = Maltase D = Invertase
Explanation
Answer:(d)
Q.30
on Q170) Lining of duodenum releases enzyme called
0%
a) trypsin
0%
b) Trypsinogen
0%
c) erepsin
0%
d) sterol esterase
Explanation
Answer:(b)
Q.31
on Q171) Which of the following shows the correct sequence of events during digestion of protein?
0%
a) Proteins → metaproteins → proteoses → amino acids → peptides
0%
b) Proteins → primary proteins→ peptides → amino acids.
0%
c) Proteins → proteoses and peptones → peptides → amino acids
0%
d) Proteins → peptones → metaproteins and peptides.
Explanation
Answer:(c)
Q.32
on Q172) Spiral valves are found in:
0%
a) Walls of cystic duct (Spleen)
0%
b) Hepatic duct
0%
c) Walls of cystic duct (Gall bladder)
0%
d) Common bile duct
Explanation
Answer:(c)
Q.33
on Q173) Which of the following shows correct pairing for salivary glands in man?
0%
a) Parotid → duct of Rivinus; submaxillary → Wharton’s duct; sublingual → duct of Stensen.
0%
b) Parotid → duct of Stensen; submaxillary → Wharton’s duct; sublingual → duct of Rivinus.
0%
c) Parotid → Wharton’s duct; submaxillary → duct of Stensen; sublingual→ duct of Rivinus.
0%
d) Parotid → duct of Rivinus; submaxillary → duct of Stensen; sublingual → Wharton’s duct.
Explanation
Answer:(b)
Q.34
on Q174) . Salivary amylase is stimulated by:
0%
a) K+
0%
b) Cl-
0%
c) HCO3-
0%
d) NH4+
Explanation
Answer:(c)
Q.35
on Q175) Digestion of proteins is necessary because:
0%
a) Proteins are not absorbed as such
0%
b) Proteins have complex structure
0%
c) Proteins are large molecules
0%
d) Proteins are made up of amino acids
Explanation
Answer:(a)
Q.36
on Q179) An independent duct from the pancreas which opens directly into the duodenum:
0%
a) Duct of Rivinus.
0%
b) Hepato-pancreatic duct
0%
c) Duct of Santorini
0%
d) Duct of Wirsung.
Explanation
Answer:(c)
Q.37
on Q180) Which cells of Crypts of Lieberkuhn secrete antibacterial Lysozyme?
0%
a) Argentaffin cells
0%
b) Paneth cells
0%
c) Zymogen cells
0%
d) Kupffer cells
Explanation
Answer:(b)
Q.38
on Q181) The phase of gastric secretion which occurs even before the food enters the stomach is:
0%
a) Gastric phase
0%
b) Intestinal phase.
0%
c) Cephalic phase
0%
d) Duodenal phase
Explanation
Answer:(c)
Q.39
on Q182) Identify the group of microelements only, required by humans:
0%
a) Iron, iodine, sodium, potassium.
0%
b) Iron, iodine, zinc, chlorine
0%
c) Zinc, copper, manganese, selenium.
0%
d) Calcium, phosphorus, sulphur, potassium.
Explanation
Answer:(c)
Q.40
on Q183) Digestion of Bio-macromolecules is essential because:
0%
a) These molecules are absorbed directly from blood.
0%
b) They cannot be utilised in the body in their original form.
0%
c) Glycerol, amino acids are all Biomacromolecules and are easily absorbed
0%
d) None of these
Explanation
Answer:(b)
Q.41
on Q184) Teeth are attached on the jaw bones with the help of:
0%
a) Peridontal membrane
0%
b) Epidontal membrane
0%
c) Falciform ligament
0%
d) Space of Disse
Explanation
Answer:(a)
Q.42
on Q185) The highly coiled region of the small intestine:
0%
a) Duodenum.
0%
b) jejunum
0%
c) Ileum
0%
d) Caecum
Explanation
Answer:(c)
Q.43
on Q186) In duodenum and stomach the glands are present respectively in:
0%
a) Mucosa and submucosa
0%
b) Serosa and submucosa
0%
c) Submucosa and serosa
0%
d) Submucosa and mucosa
Explanation
Answer:(d)
Q.44
on Q187) Identify the wrong statement regarding human liver.
0%
a) Liver is the largest gland of the body weighing about 1.2 to 1.5kg
0%
b) It is situated in the abdominal cavity and has two lobes separated by falciform ligament.
0%
c) The hepatic cells are arranged in hepatic lobules in the form of a sheath
0%
d) Each lobule is covered by a thin connective tissue called Glisson’s capsule.
Explanation
Answer:(c)
Q.45
on Q188) Which of the following are the components of bile released into the duodenum?
0%
a) Bile pigments, bile salts, cholesterol and phospholipids.
0%
b) Bile pigments, bile salts, cholesterol and pancreatic enzymes
0%
c) Bile salts, stigma sterol and phospholipids
0%
d) Bile salts, cholesterol and glycolipids
Explanation
Answer:(a)
Q.46
on Q89) Which among the following is not a substrate on which the enzymes of succus entericus act?
0%
a) Maltose
0%
b) Dipeptides
0%
c) Nucleotides
0%
d) Nucleic acids
Explanation
Answer:(d)
Q.47
on Q190) Which of the following mentioned below describes Chylomicrons?
0%
a) Fat coated bile pigments
0%
b) Protein coated bile pigments
0%
c) Fat coated protein molecules
0%
d) Protein coated fat molecules
Explanation
Answer:(d)
Q.48
on Q192) Identify the disorders mentioned and choose the correct option: (i) In this condition, the food is not properly digested leading to a feeling of fullness. (ii) In this condition, the absorption of food is reduced. (iii) In this condition, the eyes, skin turn yellow due to deposition of bile pigments.
0%
a) (i) Diarrhoea. (ii) Vomiting, (iii) Jaundice.
0%
b) (i) Indigestion, (ii) Vomiting, (iii) Jaundice
0%
c) (i) Indigestion, (ii) Diarrhoea, (iii) Jaundice
0%
d) (i) Diarrhoea, (ii) Constipation, (iii) Jaundice.
Explanation
Answer:(c)
Q.49
on Q193) The vasoconstrictor and the vasodilator secreted by Argentaffin cells of gastric gland:
0%
a) Serotonin and histamine.
0%
b) Histamine and serotonin.
0%
c) Angiotensin and histamine.
0%
d) Histamine and Angiotensin
Explanation
Answer:(a)
Q.50
on Q194) Gastric cells that help in the formation of haemoglobin and maturation of
0%
a) Paneth cells
0%
b) Enterocytes cells
0%
c) Parietal cells
0%
d) Zymogen cells
Explanation
Answer:(c)
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page