IMMUNOLOGY MCQs

IMMUNITY

1. A doctor suggested to a couple not to have more than one child because of

(a) Rh+ male Rh- female

(b) Rh- male Rh+ female

(c) Rh+ male Rh+ female

(d) Rh- male Rh- female                

2. A noninfectious unnatural and unusual reaction to asubstance or condition is

(a) Immunity

(b) Allergy

(c) Infection

(d) Toxin

 3. A person is injected with gammaglobulin against hepatitis B. It is

(a) Artificially acquires passive immunity

(b) Artificially acquires active immunity

(c) Naturally acquires active immunity

(d) Naturally acquires passive immunity        

4. Acquired immunity as developed after vaccination or infection is found in

(a) Vertebrates only

(b) Invertebrates as wellas vertebrates

(c) Plants

(d) All the above

5. Active immunity means

(a) resistance developed before disease

(b) Resistance developed after disease

(c) Increased heart beat

(d) Increased flow of blood

6.Which is most abundant immunoglobulin

(a) Ig A

(b) Ig D

(c) Ig G

(d) Ig M

7. An example of innate immunity is

(a) T-lymphocytes

(b) B-lymphocyte

(c) Neutrophils

(d) Thyroid cells               

8.  An insect bite may result in inflammation of that spot. It is triggered by alarm chemicals such as

(a) Histamine and dopamine

(b) Histamine and kinins

(c) Interferon and opsonin

(d) Interferons and histones

9.Antibodies are formed by

(a) T-cells

(b) Monocytes

(c) Phagocytes

(d) B-cells

10.Antibodies are produced by

(a) Histiocytes

(b) Mast cells

(c) Plasma cells

(d) Fibroblasts