AQA - Biology - Digestive system

Which of the following organs is NOT part of the digestive system?

• Stomach

• Heart

• Small intestine

• Liver

What is the primary function of the stomach in the digestive system?

• Absorption of nutrients

• Production of bile

• Mechanical and chemical digestion of food

• Absorption of water

Where does the majority of nutrient absorption occur in the digestive system?

• Stomach

• Small intestine

• Large intestine

• Oesophagus

What is the role of bile in the digestive system?

• Neutralises stomach acid

• Breaks down carbohydrates

• Emulsifies fats

• Absorbs nutrients

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

• Stomach

• Small intestine

• Large intestine

• Pancreas

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

• Secreting digestive enzymes

• Increasing surface area for absorption

• Producing bile

• Storing waste

Which of the following is NOT a function of the liver in the digestive system?

• Producing bile

• Detoxifying chemicals

• Storing glucose

• Absorbing nutrients

What is the primary function of the pancreas in digestion?

• Producing bile

• Producing digestive enzymes

• Absorbing nutrients

• Storing waste

Which of the following nutrients is absorbed directly into the bloodstream from the small intestine?

• Proteins

• Carbohydrates

• Fats

• Vitamins