Q31
Where is protein digestion accomplished?
Correct Answer
Option B
Solution
(b) Protein digestion starts in stomach, continues in duodenum and is completed in ileum.
Digestion and Absorption
Q32
Most of the fat digestion occurs in
Correct Answer
Option D
Solution
(d) Fat digestion starts in duodenum but completes in small intestine.
Q33
Secretion of gastric juice is stopped by
Correct Answer
Option D
Solution
(d) Enterogastrone inhibits gastric juice secretion.
Q34
Renin acts on
Correct Answer
Option D
Solution
(d) Renin (in stomach) acts on casein at highly acidic pH (1-3) changing it into calcium paracaseinate.
Q35
Which one of the following is a matching pair of a substrate and its particular digestive enzyme?
Correct Answer
Option A
Solution
(a) Starch is digested by amylase.
Q36
For persons suffering from high blood cholesterol, the physicians recommend
Correct Answer
Option B
Solution
(b) Unsaturated oils (vegetable oils) reduce high blood cholesterol.
Q37
A person had major portion of pancreas removed. Which food constituent will he find especially difficult to digest?
Correct Answer
Option C
Solution
(c) Without pancreatic lipase, fat digestion is most severely affected.
Q38
The hormone that stimulates the stomach to secrete gastric juice is
Correct Answer
Option D
Solution
(d) Gastrin stimulates the stomach to secrete gastric juice.
Q39
Secretin and cholecystokinin are two hormones involved in digestion. They are secreted by
Correct Answer
Option A
Solution
(a) Secretin and cholecystokinin are secreted by the duodenum.
Q40
Hydrolytic enzymes which act on low pH are called as
Correct Answer
Option C
Solution
(c) Hydrolases catalyse hydrolysis reactions.
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