Digestive System MCQs with Answers

Past Paper MCQ

What is the process of chewing called?

• A.Mastication
• B.Peristalsis
• C.Emulsification
• D.Deglutition

What does the digestive system provide for building and repairing body cells?

• A.Carbohydrates
• B.Fats
• C.Protein
• D.Vitamins

The liver is included in which organ system?

• A.Respiratory system
• B.Digestive system
• C.Circulatory system
• D.Excretory system

Enzymes are special types of produced by the body.

• A.Carbohydrates
• B.Proteins
• C.Lipids
• D.Vitamins

_ acts as fats decomposers into smaller pieces in human digestive system.

• A.Pancreatic amylase
• B.Saliva
• C.Gastric juice
• D.Bile

If the villi of the small intestine were laid out flat, approximately how much area would they cover?

• A.A tennis court
• B.A football field
• C.A basketball court
• D.A badminton court

Digestion of food is complete in which organ?

• A.Stomach
• B.Small intestine
• C.Large intestine
• D.Mouth

Trypsin is a proteolytic enzyme that cannot function in the stomach because ?

• A.It is denatured by the acidic pH of the stomach
• B.It works in a basic condition that the stomach does not provide
• C.It requires bile salts for activation, which are absent in the stomach
• D.It is destroyed by pepsin present in the gastric juice

If rhythmic action of digestive tract becomes slow, it causes _?

• A.Diarrhea
• B.Constipation
• C.Indigestion
• D.Vomiting

Small intestine of man consists of _?

• A.Duodenum, rectum and ileum
• B.Duodenum, colon and ileum
• C.Jejunum, ileum and caecum
• D.Duodenum, jejunum and ileum