Zoology - Human Health and Diseases Model Question Paper

12th Standard EM

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Biology

Time : 01:30:00 Hrs
Total Marks : 50
    7 x 1 = 7
  1. Exo-erythrocytic schizogony of Plasmodium takes place in _______

    (a)

    RBC

    (b)

    Leucocytes

    (c)

    Stomach

    (d)

    Liver

  2. Choose the correctly match pair.

    (a)

    Amphetamines - Stimulant

    (b)

    LSD - Narcotic

    (c)

    Heroin - Psychotropic

    (d)

    Benzodiazepine - Pain killer

  3. Cirrhosis of liver is caused by chronic intake of ______

    (a)

    Opium

    (b)

    Alcohol

    (c)

    Tobacco

    (d)

    Cocaine

  4. Allergy involves

    (a)

    IgE

    (b)

    IgG

    (c)

    lgA

    (d)

    IgM

  5. AIDS virus has

    (a)

    Single stranded RNA

    (b)

    Double stranded RNA

    (c)

    Single stranded DNA

    (d)

    Double stranded DNA

  6. The site of infection for yersinia pestis is___________

    (a)

    Intestine

    (b)

    Lungs

    (c)

    Lymph nodes

    (d)

    Nervous system

  7. ___________is a pandemic disease

    (a)

    Polio

    (b)

    Swine flu

    (c)

    Dysentery

    (d)

    Dengue fever

  8. 5 x 1 = 5
  9. ________________ is the malignant form of malaria.

    ()

    P. falciparum

  10. Production process of blood cells in bone marrow is called __________________

    ()

    hematopoiesis

  11. _____________ is a primary lymphoid organ of birds.

    ()

    Bursa of Fabricius

  12. _________________ type of Immunoglobulin is involved in allegric reactions.

    ()

    IgE

  13. _________________ developed first vaccine for small pox.

    ()

    Edward Jenner

  14. 5 x 1 = 5
  15. Diarrhoeath

  16. (1)

    Virus

  17. Athlete's foot

  18. (2)

    48 hours

  19. Measles

  20. (3)

    Yersinia pestis

  21. Black death

  22. (4)

    Diarrhoeas

  23. Vivax malaria

  24. (5)

    Fungi

    2 x 2 = 4
  25. Assertion : Amoebiasis spreads through contaminated faeces and water
    Reason : Mosquitoes act as carriers of the pathogen.
    (a) A and R are true, Ris the correct explanation of A
    (b) A and R are true, R is not the correct explanation of A
    (c) A is true, R is false
    (d) Both A and R are false

  26. Assertion : We must apply oil on our body to prevent mosquito bites
    Reason : Mosquitoes do not come near us due to the smell of oil.
    (a) A and R are true, Ris the correct explanation of A
    (b) A and R are true, R is not the correct explanation of A
    (c) A is true, R is false
    (d) Both A and R are false

  27. 2 x 2 = 4
  28. (a) Athletete's foot
    (b) Ringworm
    (c) Dermatomycosis
    (d) Ascariasis

  29. (a) Kala azar
    (b) Malaria
    (c) Swine flu
    (d) African Sleeping sickness

  30. 5 x 3 = 15
  31. Explain the structure of immunoglobulin with suitable diagram.

  32. What is vaccine? What are its types?

  33. Autoimmunity is a misdirected immune response. Justify.

  34. What is morphine?

  35. What is innate immunity?

  36. 2 x 5 = 10
  37. List the causative agent, mode of transmission and symptoms for Diphtheria and Typhoid.

  38. List the common withdrawal symptoms of drugs and alcohol abuse.

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