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Human Health and Disease: Class-XII


Previous Year Questions (PYQs)

MCQ Practice


NEET PYQs on Human Health and Disease: Class-XII


The infectious stage of Plasmodium that enters the human body is:

NEET-(Sept)2020 [Human-Health-and-Disease] [class-xii ]

  • Trophozoites
  • Sporozoites
  • Female gametocytes
  • Male gametocytes
    • Correct Option: B  [ Sporozoites ]

    Remark:

Identify the wrong statement with reference to immunity.

NEET-(Sept)2020 [Human-Health-and-Disease] [class-xii ]

  • When exposed to antigen (living or dead) antibodies are produced in the host’s body. It is called "Active immunity".
  • When ready-made antibodies are directly given, it is called "Passive immunity".
  • Active immunity is quick and gives full response.
  • Foetus receives some antibodies from mother, it is an example for passive immunity.
    • Correct Option: C  [ Active immunity is quick and gives full response. ]

    Remark:

Identify the correct pair representing the causative agent of typhoid fever and the confirmatory test for typhoid.

NEET-2019 [Human-Health-and-Disease] [class-xii ]

  • Salmonella typhi/Widal test
  • Salmonella typhi/Anthrone test
  • Streptococcus pneumoniae/Widal test
  • Plasmodium vivax/UTI test.
    • Correct Option: A  [ Salmonella typhi/Widal test ]

    Remark:

Concanavalin A is:

NEET-2019 [Human-Health-and-Disease] [class-xii ]

  • an alkaloid
  • a lectin
  • an essential oil
  • a pigment
    • Correct Option: B  [ a lectin ]

    Remark:

Which of the following immune responses is responsible for rejection of kidney graft?

NEET-2019 [Human-Health-and-Disease] [class-xii ]

  • Cell-mediated immune response
  • Inflammatory immune response
  • Humoral immune response
  • Cell-mediated immune response
    • Correct Option: A  [ Cell-mediated immune response ]

    Remark:

Drug called 'Heroin' is synthesized by:

NEET-2019 [Human-Health-and-Disease] [class-xii ]

  • methylation of morphine
  • glycosylation of morphine
  • acetylation of morphine
  • nitration of morphine
    • Correct Option: C  [ acetylation of morphine ]

    Remark:

Match List I with List II:

List-I List-II
(A)Typhoid (I)Fungus
(B)Leishmaniasis (II)Nematode
(C)Ringworm (III)Protozoa
(D)Filariasis (IV)Bacteria
Choose the correct answer from the options given below:

NEET-2024 [Human-Health-and-Disease] [class-xii ]

  • A-IV, B-III, C-I, D-II
  • A-I, B-III, C-II, D-IV
  • A-I, B-III, C-II, D-IV
  • A-III, B-I, C-IV, D-II
    • Correct Option: A  [ A-IV, B-III, C-I, D-II ]

    Remark:

Match List I with List II:

List-I List-II
(A)Common cold (I)Plasmodium
(B)Haemozoin (II)Typhoid
(C)Widal test (III)Rhinoviruses
(D)Allergy (IV)Dust mites
Choose the correct answer form the options given below:

NEET-2024 [Human-Health-and-Disease] [class-xii ]

  • A-I, B-III, C-II, D-IV
  • A-II, B-IV, C-III, D-I
  • A-IV, B-II, C-III, D-I
  • A-III, B-I, C-II, D-IV
    • Correct Option: D  [ A-III, B-I, C-II, D-IV ]

    Remark:
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