Immunity Solved MCQs

Immunity Multiple Choice Questions MCQs with Answers 1. What kind of defense barrier is provided by the mucous membrane of the b...


Immunity Multiple Choice Questions MCQs with Answers

1. What kind of defense barrier is provided by the mucous membrane of the body?
a. Physical barrier
b. Mechanical barrier
c. Chemical barrier
d. Biological barrier
Answer: a. Physical barrier

2. Antibodies disappear very quickly in which immunity?
a. Active immunity
b. Naturally induced immunity
c. Passive immunity
d. Autoimmune response
Answer: c. Passive immunity

3. Which portion of antibody structure is occupied by variable chains?
a. Lower region
b. In between the chains
c. Upper region
d. Middle region
Answer: c. Upper region

4. How many types of antibodies are present?
a. 2
b. 5
c. 4
d. 6
Answer: b. 5

5. B lymphocytes is related to:
a. Bursa Fabricius
b. Thymus gland
c. Bacteria
d. None of mentioned above
Answer: a. Bursa Fabricius

6. Plasma cells are formed by?
a. T lymphocytes
b. B lymphocytes
c. A lymphocytes
d. None of these
Answer: b. B lymphocytes

7. T lymphocytes are produced by:
a. Bone marrow
b. Thymus gland
c. Spleen
d. Both a and b
Answer: b. Thymus gland

8. Which of the following produces monoclonal antibodies?
a. Fermentation technology
b. Genetic engineering
c. Hybridoma technology
d. Polymerase chain reaction
Answer: c. Hybridoma technology

9. Pasteur developed the vaccination for:
a. Rabies
b. Anthrax
c. Chicken cholera
d. All of these
Answer: d. All of these

10. Instant and immediate protection obtained through:
a. Active immunity
b. Natural induced immunity
c. Passive immunity
d. Vaccination
Answer: c. Passive immunity

11. Which of the following is serum hepatitis?
a. HBV
b. HCV
c. HAV
d. HIV
Answer: a. HBV

12. Antigen binding site on Immunoglobulin is located in:
a. Light chain
b. Fc region of antibody
c. Heavy chain
d. Fab region of antibody
Answer: d. Fab region of antibody

13. Immunity in which lymphocytes recognizes the antigen and micro-organisms is called as:
a. Phagocytosis
b. Cell-mediated immunity
c. Tissue grafting
d. Humeral immunity
Answer: b. Cell-mediated immunity

14. In an antigen haptens are:
a. Immunogenic
b. Non-Immunogenic
c. Antigenic
d. None of these
Answer: a. Immunogenic

15. The antibody that is first formed after infection is:
a. IgG
b. IgM
c. IgD
d. IgE
Answer: b. IgM

16. Which of the following system’s job is to protect our body against disease-causing microbes?
a. Digestive system
b. Immune system
c. Excretory system
d. Respiratory system
Answer: b. Immune system

17. Which of the following immunity is present when you are born?
a. Innate immunity
b. Acquired immunity
c. Passive immunity
d. Passive immunity
Answer: a. Innate immunity

18. Neutrophils, lymphocytes, basophils, eosinophils, and monocytes are examples of…?
a. Cellular barriers
b. Cytokine barriers
c. Physiological barriers
d. Physical barrier
Answer: a. Cellular barriers

19. The T and B lymphocytes are two types of cells involved in…?
a. Innate immunity
b. Acquired immunity
c. Passive immunity
d. None of these
Answer: b. Acquired immunity

20. The common diseases caused by a poor immune system include…?
a. Deficiency diseases
b. Epidemic Diseases
c. Autoimmune diseases
d. Hereditary diseases
Answer: b. Epidemic Diseases

21. Choose the correct statement about Passive Immunity?
a. This immunity causes reactions
b. This immunity protection is immediate
c. Passive immunity lasts only for a few weeks or months
d. All of these
Answer: d. All of these

22. The study of the immune system in all organisms is known as?
a. Microbiology
b. Botany
c. Biotechnology
d. Immunology
Answer: d. Immunology

23. Which of these cells are involved in cell-mediated immunity?
a. Both T and B cells
b. Mast cells
c. T-cells
d. B-cells
Answer: c. T-cells

24. Which of the following immunity is long-lasting and sometimes life-long?
a. Innate immunity
b. Acquired immunity
c. Passive immunity
d. Active immunity
Answer: d. Active immunity

25. Which of these does NOT act as a protecting barrier for the body surface?
a. Mucus
b. Skin
c. Salivary amylase
d. Gastric acid
Answer: c. Salivary amylase

26. Which of the following cells is involved in humoral immunity??
a. Both T and B cells
b. Mast cells
c. T-cells
d. B-cells
Answer: d. B-cells

27. Which of the following immunity do you develop over your lifetime?
a. Innate immunity
b. Acquired immunity
c. Passive immunity
d. Active immunity
Answer: b. Acquired immunity

28. The skin, body hair, cilia, eyelashes, the respiratory tract, and endothelia throughout the body serve as?
a. Cellular barriers
b. Physical barrier
c. Cytokine barriers
d. Physiological barriers
Answer: b. Physical barrier

29. Which of the following cells are involved in Innate Immunity?
a. Macrophages
b. Mast cells
c. Natural Killer Cells
d. All of these
Answer: d. All of these

30. Which of the following is called the first line of defense in the immune response?
a. Innate immunity
b. Acquired immunity
c. Passive immunity
d. Active immunity
Answer: a. Innate immunity

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SOLVED MCQs FOR ALL: Immunity Solved MCQs
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