Digestive System Exploration
A Grade 4 science worksheet exploring the human digestive system, its parts, and their functions.
Includes
Standards
Topics
Digestive System Exploration
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Good luck!
1. What is the main purpose of the digestive system?
To help us breathe
To break down food and absorb nutrients
To pump blood around the body
To help us see
2. Which organ is responsible for chewing and mixing food with saliva?
Stomach
Small Intestine
Mouth
Esophagus
3. The food travels down a tube called the to reach the stomach.
4. In the stomach, food is mixed with and broken down into a liquid.
5. Describe what happens to food in the small intestine.
6. Label the parts of the digestive system shown in the diagram below:
A.
B.
C.
D.
7. The large intestine absorbs most of the nutrients from our food.
True
False
8. Saliva helps to begin the digestion of food in the mouth.
True
False
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