The Digestive System Worksheet
An 8th-grade science worksheet covering the human digestive system, its organs, functions, and the process of digestion.
Includes
Standards
Topics
The Digestive System
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Read each question carefully and answer to the best of your ability. Refer to the diagram of the digestive system for questions that require it.
The Human Digestive System
1. Which organ is primarily responsible for absorbing nutrients from digested food into the bloodstream?
Stomach
Large Intestine
Small Intestine
Esophagus
2. What is the main function of the esophagus?
Digesting fats
Transporting food to the stomach
Absorbing water
Producing digestive enzymes
3. The process of breaking down food into smaller molecules is called .
4. The produces bile, which helps in the digestion of fats.
5. Undigested food material passes into the where water is absorbed.
6. Mechanical digestion begins in the stomach.
True
False
7. The pancreas produces insulin and digestive enzymes.
True
False
8. Describe the difference between mechanical and chemical digestion.
9. List three accessory organs of the digestive system and state their functions.
Match the digestive organ with its primary function.
10. Stomach
a. Stores bile
11. Small Intestine
b. Absorbs nutrients
12. Large Intestine
c. Absorbs water
13. Gallbladder
d. Churns food and begins protein digestion
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