Alimentary Canal Structure & Function Quiz

What is the primary function of the alimentary canal?

• To transport oxygen to the blood

• To break down food into smaller, soluble molecules

• To produce hormones

• To store vitamins

What is the role of bile in digestion?

• To absorb water

• To break down carbohydrates

• To aid with the digestion of fats

• To digest proteins

Where does the absorption of digested food molecules primarily occur?

• Stomach

• Large intestine

• Small intestine

• Oesophagus

What is the function of the pancreas in digestion?

• To store bile

• To produce digestive enzymes

• To filter blood

• To absorb nutrients

Which organ's major function is to absorb the nutrients into the blood?

Which part of the digestive system is responsible for water absorption?

• Small intestine

• Large intestine

• Stomach

• Mouth

What is the process of breaking down large, insoluble molecules into small, soluble molecules called?

• Egestion

• Assimilation

• Chemical digestion

• Ingestion

What is the role of the oesophagus?

• To produce bile

• To absorb nutrients

• To connect the mouth to the stomach

• To digest proteins

Which enzyme is found in saliva and starts the digestion of starch?

• Protease

• Lipase

• Amylase

• Pepsin

Where is water reabsorbed?