Quiz  /  Immunity Class 11 MCQ Questions With Answers

  • 1. 
    Can herd immunity be lost?

  • Yes
  • No
  • Maybe

  • 2. 
    A mast cell contains

  • lymphocytes
  • ceratin
  • histamine
  • enzymes

  • 3. 
    Passive immunity is obtained by

  • Injection of antigens
  • infection
  • injection of antibodies

  • 4. 
    When a person receives antiserum, it contains antigens from another organism.

  • True
  • False

  • 5. 
    A pathogen is a...

  • bacteria
  • disease causing organism
  • type of immunuty
  • organism that carries a bacteria

  • 6. 
    Type 1 diabetes occurs because T lymphocytes attack and destroy the beta cells in the pancreas. Which type of hypersensitivity is this an example of?

  • 1
  • 2
  • 3
  • 4
  • 5

  • 7. 
    Lymphocytes produce

  • antigens
  • phagocytes
  • antibodies
  • pathogens

  • 8. 
    Who is this fella?

  • James Watson
  • Edward Jenner
  • Alfred Wegner
  • Caitlyn Jenner

  • 9. 
    Allergic reactions are an example of...

  • Hypersensitivity 1
  • Hypersensitivity 2
  • Hypersensitivity 3
  • Hypersensitivity 4
  • Hypersensitivity 5

  • 10. 
    When someone contract the HIV virus, their immune system responds to this virus.

  • Yes
  • No
  • Sometimes

  • 11. 
    Keratin is a

  • protein that acts as a mechanical barrier
  • a protein that acts as a chemical barrier
  • a fat that acts as a chemical barrier
  • a fat that acts as a mechanical barrier

  • 12. 
    A rhesus positive woman can have one baby that is positive and one that is negative.

  • True
  • False

  • 13. 
    Bi-specific mAbs have how many binding sites?

  • 1
  • 2
  • 3
  • 0

  • 14. 
    Benign tumours are not cancerous

  • True
  • False

  • 15. 
    Which type of vaccine would you find a living microbe in?

  • Subunit vaccine
  • Toxoid vaccines
  • Inactivated vaccine
  • Live attenuated vaccine

  • 16. 
    HIV is a retrovirus

  • True
  • False

  • 17. 
    HIV can be transmitted by saliva, sweat, tears and mosquitoes.

  • True
  • False

  • 18. 
    Drinking contaminated water is a type of...

  • Direct transmission
  • Indirect transmission
  • Both

  • 19. 
    The green line shows

  • Passive immunity
  • The response to an injection of antibodies
  • The response to a phagocyte
  • Active immunity

  • 20. 
    Antibodies

  • start a series of chemical reactions to kill pathogens
  • produce antigens
  • alert phagocytes
  • produce lymphocytes

  • 21. 
    Vaccines only work if at least

  • 85% of the people are vaccinated
  • 80% of the people are vaccinated
  • 90 % of the people are vaccinated
  • 100% of the people are vaccinated

  • 22. 
    What does mAbs stand for?

  • Multiclonal antibodies
  • Monoclonal antibodies
  • Monoclonal antigens
  • Married at first sight

  • 23. 
    What was the name of the virus that was crucial in the eradication of smallpox?

  • Milkpox
  • Chicken pox
  • Moopox
  • Cowpox

  • 24. 
    How many types of hypersensitivity reactions are there?

  • 1
  • 2
  • 3
  • 4
  • 5

  • 25. 
    Active immunity is

  • a short term defence
  • obtained by an injection of antibodies
  • obtained by breast feeding
  • a long term defence

  • 26. 
    Herd immunity is the result of a large number of people being immune to a pathogen.

  • True
  • False

  • 27. 
    Sticky mucus are...

  • a type of mechanical barrier
  • a type of chemical barrier
  • a type of direct transmission
  • a type of indirect transmission
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