Zoology - Immunology Model Question Paper

12th Standard EM

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Biology

Time : 02:00:00 Hrs
Total Marks : 50
    6 x 1 = 6
  1. Paratope is an

    (a)

    Antibody binding site on variable regions

    (b)

    Antibody binding site on heavy regions

    (c)

    Antigen binding site on variable regions

    (d)

    Antigen binding site on heavy regions

  2. Allergy involves

    (a)

    IgE

    (b)

    IgG

    (c)

    IgA

    (d)

    IgM

  3. Spread of cancerous cells to distant sites is termed as

    (a)

    Metastasis

    (b)

    Oncogenes

    (c)

    Proto-oncogenes

    (d)

    Malignant neoplasm

  4. Which is not a macrophage?

    (a)

    Monocyte

    (b)

    Microglia

    (c)

    Kupffer cell

    (d)

    Lymphocyte

  5. B Cells are activated by

    (a)

    Complement

    (b)

    Antibody

    (c)

    Interferon

    (d)

    Antigen

  6. B cells that produce and release large amounts of antibody are called

    (a)

    Memory cells

    (b)

    Basophils

    (c)

    Plasma cells

    (d)

    killer cells

  7. 5 x 1 = 5
  8. Thymus

  9. (1)

    Antibody

  10. Opsonin

  11. (2)

    Jonas salk

  12. lgE

  13. (3)

    T cells

  14. Polio

  15. (4)

    Allergy

  16. Pasteur

  17. (5)

    Rabies

    6 x 2 = 12
  18. Given below are some human organs. Identify one primary and one secondary lymphoid organ. Explain its role.

  19. How does immune system work?

  20. Name and explain the type of barriers which involve macrophages.

  21. What are interferons? Mention their role.

  22. List out chemical alarm signals produced during inflammation.

  23. Define innate immunity.

  24. 4 x 3 = 12
  25. Differentiate between:
    Innate immunity and acquired immunity

  26. Explain the process of replication of retrovirus after it gains entry into the human body.

  27. Explain the structure of immunoglobulin with suitable diagram.

  28. What is metastasis?

  29. 3 x 5 = 15
  30. What are the cells involved innate immune system?

  31. What is vaccine? What are its types?

  32. A person is infected by HIV. How will you diagnose for AIDS?

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