Protection of intestinal Mucosa from HCl is carried out by-

(1) Alkaline secretion of pancreas

(2) Sub-mucosal glands of duodenum

(3) Mucus from intestinal goblet cells

(4) All of these

Subtopic:  Pancreatic Secretions | Intestinal Secretions |
 73%
From NCERT
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Proteolytic enzyme of pancreas is not

(1) Trypsin

(2) Chymotrypsin

(3) Carboxypeptidase

(4) Protopeptidase

Subtopic:  Pancreatic Secretions |
 76%
From NCERT
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Carbohydrates in the chyme are hydrolysed by pancreatic amylase and results into

(1) Disaccharides

(2) Maltose

(3) Lactose

(4) Sucrose

Subtopic:  Pancreatic Secretions |
 77%
From NCERT
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The succus entericus does not act on

(1) Dipeptides

(2) Nucleotides

(3) Nucleosides

(4) Peptones

Subtopic:  Intestinal Secretions |
 63%
From NCERT
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Final steps of digestion occur -

(1) Occurs very close to mucosal epithelium of intestine

(2) Occurs in lumen of intestine

(3) Occurs inside mucosal epithelia of intestine

(4) Occurs in the rugae if intestine

Subtopic:  Intestinal Secretions |
 61%
From NCERT
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Nucleosides are acted upon by nucleosidases and give rise to

(1) Sugars and bases

(2) Sugars, bases and phosphates

(3) Sugars and phosphates

(4) Bases and phosphates

Subtopic:  Intestinal Secretions |
 70%
From NCERT
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Final digestion occurs in….1..and absorption occurs in …2… while undigested passes to ..3..
a. 1. Duodenum and Jejunum; 2.ileum; 3. Large intestine
b. 1. Duodenum; 2. Jejunum and ileum; 3. Large intestine
c. 1. Duodenum and ileum; 2. Caecum; 3. Rectum
d. 1. Duodenum and Jejunum; 2. Ileum; 3. Rectum

Subtopic:  Intestinal Secretions | Absorption: General Adaptations |
 69%
From NCERT
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Large intestine does not

(1) Secrete mucus

(2) Plays significant role in digestion

(3) Helps in easy passage of waste

(4) Get undigested and unabsorbed substances

Subtopic:  Intestinal Secretions |
 84%
From NCERT
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Which of the following is wrong with respect to digestion?

(1) The sight, smell or presence of food in the oral cavity stimulates secretion of saliva

(2) Hormonal signals cannot stimulate gastric and intestinal secretions.

(3) The muscular activities of different parts of the alimentary canal can be moderated by neural mechanisms.

(4) Hormones control the secretion of digestive juices.

Subtopic:  Gastric Secretions |
 80%
From NCERT
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Which of the following end product of digestion is absorbed by means of active, passive and facilitated diffusion?

(1) Glucose

(2) Water

(3) Fructose

(4) Galactose

Subtopic:  Absorption: Part 1 | Absorption |
 78%
From NCERT
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