Q1. Which class of drugs is derived from Cannabis sativa?A. OpioidsB. CannabinoidsC. CocaineD. Barbiturates
Q2. Which cells are primarily responsible for cell-mediated immunity?A. B-lymphocytesB. T-cytotoxic cellsC. MacrophagesD. Basophils
Q3. Which type of cells are responsible for long-term immunity?A. Plasma cellsB. NeutrophilsC. Memory cellsD. Macrophages
Q4. Which of the following is an example of passive immunity?A. VaccinationB. Recovery from an infectionC. Receiving antibodies from mother’s milkD. Production of memory cells
Q5. Which of the following statements about interferons is incorrect?A. Interferons help protect cells from viral infections.B. Interferons are produced by virus-infected cells.C. Interferons act as antibodies.D. Interferons enhance immune responses.
Q6. Which component of the immune system is responsible for memory response?A. MacrophagesB. Memory B-cellsC. NeutrophilsD. Basophils
Q7. Which of the following is NOT a symptom of pneumonia?A. FeverB. CoughC. Grayish-blue lipsD. Skin rashes
Q8. Which viral disease is primarily transmitted through sexual contact, contaminated needles, and blood transfusions?A. Hepatitis AB. HIV/AIDSC. InfluenzaD. Chickenpox
Q9. Which type of T-lymphocytes help in activating B-lymphocytes?A. Cytotoxic T-cellsB. Memory T-cellsC. Helper T-cellsD. Suppressor T-cells
Q10. Which of the following statements about cancer cells is TRUE?A. They exhibit controlled cell divisionB. They lack the property of contact inhibitionC. They cannot metastasizeD. They have a normal lifespan