Grade 7 Digestion Worksheet
A science worksheet for Grade 7 students covering the human digestive system, its organs, and processes.
Includes
Standards
Topics
The Human 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 help.
1. Which organ is primarily responsible for absorbing nutrients from digested food?
Stomach
Large Intestine
Small Intestine
Esophagus
2. What is the main function of the large intestine?
Chemical digestion of proteins
Absorption of water and electrolytes
Production of bile
Mechanical breakdown of food
3. The process of breaking down food into smaller molecules is called .
4. Saliva in the mouth contains enzymes that begin the chemical digestion of .
5. The muscular contractions that move food through the digestive tract are known as .
6. The liver produces digestive enzymes that break down fats.
True
False
7. The primary role of the stomach is to absorb water.
True
False
8. Describe the journey of a bite of food from the mouth to the small intestine, naming the major organs it passes through.
9. Explain the difference between mechanical and chemical digestion, providing an example of each.