Immunity System Questions – Paper 04, Total Questions: 20, Subject: Biology, Topic: Immunity System, Question Type: MCQs (Multiple Choice Questions)
| Sr. No. | Questions | Answers |
| 1. | Immunity acquired after an infection is (a) active immunity (b) Passive immunity (c) Innate immunity (d) Both B and C |
Answer: (a) |
| 2. | Immunological destruction of body tissue or product due to antibodies reacting with it as antigen is called (a) Anaphylaxis (b) Autoimmune diseases (c) Prophylaxis (d) Immunodeficiency disease |
Answer: (b) |
| 3. | Increased asthmatic attacks in certain seasons are due to (a) Inhalation of seasonal pollen (b) Heat and humidity (c) Low temperature (d) Eating preserved fruits |
Answer: (a) |
| 4. | Inflammation reaction is brought about by (a) Plasma cells (b) Mast cells (c) Macrophages (d) Adipose cells |
Answer: (b) |
| 5. | Inflammatory response in allergy is due to release by mast cells of (a) Antibodies (b) Antigens (c) Histamine (d) All the above |
Answer: (c) |
| 6. | Innate immunity is (a) Active acquired immunity (b) Passive acquired immunity (c) Inborn immunity (d) Both B and C |
Answer: (c) |
| 7. | Innate immunity is provided by (a) Phagocytes (b) Antibodies (c) T-Lymphocytes (d) B-Lymphocytes |
Answer: (a) |
| 8. | Which one engulfs foreign materials (a) Macrophages (b) Plasma cells (c) Mast cells (d) Lymphocytes |
Answer: (a) |
| 9. | Macrophages are derived from (a) Neutrophils (b) Lymphocytes (c) Monocytes (d) Basophils |
Answer: (c) |
| 10. | Meory cells are formed from (a) Erythropoietic stem cells (b) Monocytes (c) T-lymphocytes (d) B-lymphocytes |
Answer: (d) |
| 11. | O blood group is universal donor because the blood has (a) Antigen A (b) Antigen B (c) Both antigens A and B (d) No antigens |
Answer: (d) |
| 12. | Passive immunity is (a) Acquired through natural overt or latent infection (b) Acquired through Vaccination (c) Acquired through readymade antibodies (d) Acquired by activating immune system of the body |
Answer: (c) |
| 13. | Which one helps in differentiation of cells of immune system (a) Cortiosol (b) Thymosin (c) Steroid (d) Thyroxine. |
Answer: (b) |
| 14. | Passive immunity is obtained through injecting (a) Antibiotics (b) Vaccines (c) Antibodies (d) Antigens |
Answer: (c) |
| 15. | Persons with blood group A posses (a) Antigen A and antibodies b (b) Antigen A and antibodies a (c) No antigen but antibodies aand b (d) antigens A and B but no antobodies |
Answer: (a) |
| 16. | Progenitors formed in bone marrow but differentiating elsewhere are (a) Pre-NK cells (b) Pre-erythroblasts (c) Pre-T cells (d) Myeloblasts |
Answer: (c) |
| 17. | Resistance developed in an individual as a result of antigenic stimulus is (a) Natural immunity (b) Active acquired immunity (c) Passive acquired immunity (d) Artificial immunity |
Answer: (b) |
| 18. | Rh- mother carries Rh+ foetus. The foetus is at a risk of disease called (a) Haemophilia (b) Haemolytic disease (c) Tuberculosis (d) Syphilis |
Answer: (b) |
| 19. | Rh factor is named after (a) Monkey (b) Drosphila (c) Rat (d) Man |
Answer: (a) |
| 20. | Segments of antigen that are recognized by antibody are (a) Memory regions (b) Epitopes (c) Nondeterminants (d) Self limitation |
Answer: (b) |