Pandemic: Challenges and Preparedness — DU B. Sc. (Hons) Biomedical Previous Year Question Papers

5. (a) Assess the effectiveness of quarantine protocols and infection control strategies in reducing disease transmission during pandemics. 6 (b) Define different types of vaccines and evaluate their advantages and limitations in pandemic control. 6 (c) Discuss the key challenges in vaccine development and distribution during pandemics. 6 6. (a) Discuss the principles and advantages of rapid diagnostic tests such as lateral flow assays method. 6 (b) Evaluate the role of public awareness programs and standard operating procedures (SOPs) in pandemic preparedness and response. 6 (c) Give a brief historical pandemic overview of plague, small pox and influenza. 6 Science (NEP-UGCF- (d) Give illustrations and examples wherever required (e) Subparts of the questions should be attempted together. 1. (a) Define: (any three) : 3×3=9 (iii) Zoonotic disease (iv) Standard Operating Procedures (b) Differentiate between : (any three) : (i) Antigenic Shift and Antigenic Drift (ii) Avian Flu and Swine Flu 2. (a) Comment/Short Notes on: 3×3=9 (i) Alternative Therapies during Pandemic (ii) Drugs used to cure Covid 19 (iii) Rapid Diagnostic Kits (b) State True/False and give justification : (i) Avian flu affects the rodents. (ii) Melt blown process is used to manufacture the N95 Mask. (c) What are the factors that determine whether a disease becomes an epidemic or Pandemic? 3 3. (a) Critically discuss the different types of Enzyme-Linked Immunosorbent Assay (ELISA) and explain the underlying principle of the technique, highlighting its applications and limitations in disease diagnosis. 10 (b) Evaluate the risks and public health implications associated with self-medication during disease outbreaks, with particular reference to antimicrobial resistance, misdiagnosis, and delayed clinical intervention. 8 4. (a) Analyze the structure and life cycle of viral pathogens and explain how these features contribute to host invasion and immune evasion? 6 (b) Discuss the role of genetic mutations in the emergence of new infectious strains and evaluate their impact on disease transmission. 6 (c) Evaluate the scientific basis and limitations of alternative therapies, immunity boosters, and the placebo effect during pandemic conditions. 6