Answer: How it works:The digestive system breaks down food into smaller parts so the body can absorb nutrients and use them for energy, growth, and repair. It starts from the mouth and ends at the anus.Parts and their purpose:1. Mouth – Chews food and mixes it with saliva to begin digestion.2. Esophagus – A tube that moves food from the mouth to the stomach.3. Stomach – Breaks down food with acids and enzymes.4. Small Intestine – Absorbs nutrients from the digested food into the blood.5. Large Intestine – Absorbs water and forms solid waste (feces).6. Rectum and Anus – Store and release the solid waste from the body.7. Liver – Produces bile to help digest fats.8. Gallbladder – Stores bile from the liver.9. Pancreas – Releases enzymes to help digest proteins, carbs, and fats.