The Digestive System Worksheet

The Digestive System

Read each question carefully and answer to the best of your ability.

1. What is the main purpose of the digestive system?

2. Which organ is responsible for chewing and mixing food with saliva?

1. The tube that carries food from the mouth to the stomach is called the  .

2. In the stomach, food is mixed with digestive  .

3. Most of the nutrients from food are absorbed in the   intestine.

1. Describe the role of saliva in digestion.

2. What happens to food in the small intestine?

1. The large intestine absorbs most of the nutrients from food.

2. The liver produces bile, which helps break down fats.

Label the parts of the digestive system in the diagram below.

1.  

2.  

3.  

4.  

5.