AQA B2 Enzymes and Digestion

What is the role of enzymes in digestion?

• To produce energy

• To break down big molecules into smaller ones

• To store nutrients

• To absorb water

Where is amylase produced in the body?

• Liver

• Stomach

• Salivary glands

• Heart

What do proteases convert proteins into?

• Fatty acids

• Simple sugars

• Amino acids

• Glycerol

Which enzyme is responsible for breaking down starch?

• Lipase

• Protease

• Amylase

• Lactase

What is the function of bile in digestion?

• To break down proteins

• To neutralize stomach acid and emulsify fats

• To absorb nutrients

• To produce enzymes

Where is bile stored before it is released into the small intestine?

• Pancreas

• Gall bladder

• Liver

• Stomach

What do lipases convert lipids into?

• Amino acids

• Simple sugars

• Glycerol and fatty acids

• Proteins

Which organ produces bile?

• Stomach

• Pancreas

• Liver

• Small intestine

What is the primary function of the digestive enzymes?

• To store energy

• To break down food molecules

• To transport nutrients

• To produce hormones

Which of the following is a carbohydrate that amylase breaks down?

• Protein

• Lipid

• Starch

• Amino acid