What is the role of the pancreas in digestion and metabolism?

D. Produces insulin and digestive juice for fats and proteins

A. Secretes hydrochloric acid and absorbs nutrients

B. Produces bile and stores glucose for energy

C. Filters toxins and produces red blood cells

D. Produces insulin and digestive juice for fats and proteins

Everyday Science · Body Systems (Human Biology) · page 1 of 19

Digestive System MCQs with Answers

Includes 17 past paper MCQs (marked).

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Digestive System MCQs (1–10)

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Past paper MCQs in this chapter · See all past papers

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1.
Past Paper MCQ
Which digestive enzyme is secreted by the salivary glands?
Correct Answer: B. Amylase
One-liner
The salivary glands secrete amylase, an enzyme that begins the digestion of carbohydrates in the mouth.
2.
Past Paper MCQ
Which part of the digestive system includes the duodenum and jejunum?
Correct Answer: D. Small Intestine
One-liner
The duodenum and jejunum are parts of the Small Intestine.
3.
In which region of the body is the pancreas found?
Correct Answer: B. Abdomen
One-liner
The pancreas is found in the abdomen, located behind the stomach in the upper left part of the abdominal cavity.
4.
Liquid secreted by the pancreas, which contains a variety of _?
Correct Answer: C. Enzymes
One-liner
The liquid secreted by the pancreas contains a variety of enzymes that help in the digestion of carbohydrates, proteins, and fats.
5.
Bile is manufactured and stored by which organ?
Correct Answer: A. Liver
One-liner
Bile is manufactured by the liver and stored in the gallbladder.
6.
What is the role of the pancreas in digestion and metabolism?
Correct Answer: D. Produces insulin and digestive juice for fats and proteins
One-liner
The pancreas plays a dual role by producing insulin for blood sugar regulation and digestive juice containing enzymes that break down fats and proteins.
7.
What part(s) of the digestive system have secretions with a pH of 2?
Correct Answer: A. Stomach
One-liner
The stomach has secretions with a pH of 2 due to the presence of hydrochloric acid (HCl) in gastric juice.
8.
Which enzyme found in saliva breaks the chemical bonds in starches?
Correct Answer: C. Amylase
One-liner
The enzyme found in saliva that breaks down starches is amylase (also called ptyalin).
9.
Which part of the body filters the blood coming from the digestive tract, before passing it to the rest of the body?
Correct Answer: B. Liver
One-liner
The liver filters blood coming from the digestive tract before it circulates to the rest of the body.
10.
Bile Juice is secreted by _?
Correct Answer: D. Gall Bladder
One-liner
Bile juice is secreted by the Gall Bladder.

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Digestive System MCQs with Answers

Digestive System MCQs (1–10)

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