Grade 12 Immunology Worksheet
This worksheet covers key concepts in immunology for Grade 12 students, including innate and adaptive immunity, immune cells, and immune responses.
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Grade 12 Immunology Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. Which of the following is a primary lymphoid organ where T cells mature?
Spleen
Lymph node
Thymus
Bone marrow
2. Which type of immunity involves the production of antibodies?
Innate immunity
Cell-mediated immunity
Humoral immunity
Passive immunity
3. The first line of defense against pathogens is called immunity.
4. Macrophages and neutrophils are examples of cells.
5. A substance that can trigger an immune response is known as an .
6. Vaccines work by introducing live, virulent pathogens into the body to stimulate an immune response.
True
False
7. Helper T cells directly kill infected cells.
True
False
Match the immune cell with its primary function.
8. B cell
a. Phagocytosis
9. Cytotoxic T cell
b. Antibody production
10. Macrophage
c. Kills infected cells
11. Briefly explain the difference between innate and adaptive immunity.
12. Describe the role of memory cells in the immune response.
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