1. . The genetic ability of an organism to avoid or repel attack:
(A) Pathogen
(B) Infection
(C) Intoxication
(D) Resistance
2. . The degree of pathogenicity within a group is:
(A) Pathogen
(B) Virulence
(C) Resistance
(D) Infection
3. . Infectious agent is:
(A) Parasite
(B) Antibody
(C) Erythrocyte
(D) Leukocyte
4. . Which having adequate tolerance to avoid allergy:
(A) Infection
(B) Pathogen
(C) Virulence
(D) Immunity
5. . Antibodies — which is a special type of:
(A) Genetic Material
(B) Protein
(C) Serum
(D) Antigen
6. . Which one cells recognize antigen, then combat microorganisms:
(A) A-Cells
(B) A-Cells
(C) C-Cells
(D) T-Cells
7. . In which system antibodies are injected in the form of antisera:
(A) Active Immunity
(B) Auto-immunity
(C) Natural Immunity
(D) Passive Immunity
8. . Which one cells recognize antigen and liberate antibodies into the blood:
(A) A-Cells
(B) B-Cells
(C) C-Cells
(D) T-Cells
9. . The components of the immune system include:
(A) Antigen
(B) Antibodies
(C) Antisera
(D) Enzymes
10. . In animals the physical barrier is:
(A) Brain
(B) Skin
(C) Hair
(D) Spinal Cord
11. . Which one is a viral disease:
(A) Listeriosis
(B) Typhoid
(C) Dengue
(D) Cholera
12. . Which one defends the body against the foreign invader:
(A) Digestive System
(B) Lymphatic System
(C) Reproductive System
(D) Immune System