Q1. Which of the following is an example of innate immunity?A. Production of antibodiesB. Memory response of lymphocytesC. Skin acting as a barrierD. Vaccination
Q2. Which of the following statements about cytokines is incorrect?A. Cytokines help regulate immune responses.B. Cytokines act as signaling molecules between immune cells.C. Cytokines directly kill pathogens.D. Cytokines play a role in inflammation.
Q3. Which of the following conditions is NOT an autoimmune disease?A. Rheumatoid arthritisB. LupusC. AIDSD. Multiple sclerosis
Q4. Which of the following methods is most effective in preventing the spread of cholera?A. Using mosquito netsB. Drinking boiled or purified waterC. Taking antibiotics regularlyD. Wearing a mask
Q6. Which of the following is a major symptom of elephantiasis?A. Skin rashesB. Severe swelling of limbsC. High feverD. Severe diarrhea
Q7. Which mosquito species is responsible for transmitting dengue fever?A. CulexB. AnophelesC. AedesD. Mansonia
Q8. Which of the following statements about macrophages is incorrect?A. Macrophages are involved in phagocytosis.B. Macrophages function as antigen-presenting cells.C. Macrophages produce antibodies.D. Macrophages help initiate an immune response.
Q9. Which of the following statements about natural killer (NK) cells is correct?A. NK cells are a type of B-lymphocyte.B. NK cells destroy virus-infected and cancerous cells.C. NK cells produce antibodies.D. NK cells only function in the adaptive immune response.
Q10. Which immune cells are responsible for producing histamine in allergic reactions?A. NeutrophilsB. B-lymphocytesC. Mast cellsD. T-lymphocytes