Understanding Digestion

Why is it necessary for food to be digested into small soluble molecules?

• To change its color

• To allow absorption into the blood

• To make it taste better

• To increase its size

Which part of the digestive system is responsible for absorbing nutrients?

• Stomach

• Esophagus

• Small intestine

• Large intestine

What is the primary function of enzymes in digestion?

• To store food

• To break down large molecules into smaller ones

• To slow down chemical reactions

• To absorb nutrients

Which enzyme is specifically found in the stomach?

• Protease

• Lipase

• Amylase

• Carbohydrase

What role does the pancreas play in digestion?

• It stores food

• It produces enzymes

• It absorbs nutrients

• It digests food directly

What happens to undigested food in the large intestine?

• It is absorbed into the blood

• It is stored as fat

• Water is removed from it

• It is digested further

Which of the following is NOT a type of enzyme involved in digestion?

• Protease

• Lipase

• Amylase

• Cellulase

What is the final step in the digestion process?

• Storage of food

• Absorption of nutrients

• Digestion in the stomach

• Excretion of feces

How can you identify an enzyme by its name?

• It ends with 'ase'

• It ends with 'ine'

• It starts with 'en'

• It contains 'zyme'

What is the main purpose of digestion?

• To make food taste better

• To convert food into energy

• To store food for later use

• To break down food for nutrient absorption