The Immune System Worksheet
A Grade 7 science worksheet covering the basics of the human immune system, its components, and functions.
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Standards
Topics
The Immune System
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Read each question carefully and answer to the best of your ability. This worksheet will test your knowledge of the human immune system.
1. Which of the following is NOT considered a first line of defense against pathogens?
Skin
Mucus
Antibodies
Stomach acid
2. What type of cells are responsible for producing antibodies?
Red blood cells
Platelets
B cells
Nerve cells
3. The body's ability to resist disease is called .
4. White blood cells that engulf and digest pathogens are called .
5. A substance that triggers an immune response is known as an .
6. Vaccines work by introducing weakened or dead pathogens into the body to stimulate an immune response.
True
False
7. The spleen is an organ that plays a role in filtering blood and storing white blood cells.
True
False
8. Describe the difference between innate immunity and adaptive immunity.
9. Explain the role of fever in the immune response.
Use the words below to complete the sentences.
10. Bacteria, viruses, and fungi that can cause disease are called .
11. The swelling, redness, and pain at an infection site is a sign of .
12. T cells and B cells are types of white blood cells known as .