Digestive System MCQs with Answers

Which enzyme is responsible for breaking down starch into maltose in the human digestive system?

• A.Amylase
• B.Pepsin
• C.Lipase
• D.Trypsin

Past Paper MCQ

Into which part of the digestive system is pancreatic juice secreted to aid digestion?

• A.Stomach
• B.Jejunum
• C.Ileum
• D.Duodenum

The water and mineral salts are absorbed in _?

• A.Small Intestine
• B.Large Intestine
• C.Stomach
• D.Liver

Food is normally digested in the _?

• A.Stomach
• B.Small Intestine
• C.Large Intestine
• D.Liver

During the swallowing of food, ?

• A.The vocal cords vibrate
• B.The trachea opens wider
• C.The larynx moves downward
• D.The epiglottis closes

Which nutrient does the digestive system convert food into for providing energy to the body?

• A.Glucose
• B.Protein
• C.Fatty acids
• D.Vitamins

What is the main function of villi in the small intestine?

• A.To increase surface area for nutrient absorption
• B.To produce digestive enzymes
• C.To secrete hydrochloric acid
• D.To filter waste products from blood

The stomach is like a _ bag.

• A.C-shaped
• B.J-shaped
• C.U-shaped
• D.S-shaped

In human digestive system, trachea and oesophagus both connect to the _?

• A.Larynx
• B.Pharynx
• C.Epiglottis
• D.Bronchus

Stomach stores water and food and digests it with the help of the?

• A.Stomach Juices
• B.Bile
• C.Saliva
• D.Pancreatic Juice