Virology MCQs (Quiz 9) Posted on July 13, 2026Author agropublishers 0 1. Which virus caused the first recognized Severe Acute Respiratory Syndrome (SARS) outbreak? SARS-CoV-2 SARS-CoV Influenza A virus MERS-CoV 2. During the COVID-19 pandemic, ________________ was the most widely used laboratory diagnostic method Enzyme-Linked Immunosorbent Assay (ELISA) Reverse Transcription Polymerase Chain Reaction (Real-time RT-PCR) Virus isolation Gram staining 3. __________________ serves as the body’s immediate, non-specific first line of defense against viral infection Humoral immunity Adaptive immunity Artificial immunity Innate immunity 4. ____________________ possesses a segmented genome Poliovirus Tobacco mosaic virus Influenza virus Rabies virus 5. Scientist _________________ developed the concept and discovered the enzyme responsible for reverse transcription Robert Koch Howard Temin Max Theiler Edward Jenner 6. ______________________ viral genome is complementary to messenger RNA Negative-sense RNA Double-stranded DNA Positive-sense RNA Single-stranded DNA 7. Microbiologist _________________ is regarded as the “Father of Bacteriophages” Félix d’Hérelle Robert Koch Louis Pasteur Martinus Beijerinck 8. Rapid antigen tests are primarily based on _________________ Polymerase Chain Reaction (PCR) Plaque formation Lateral Flow Immunochromatography (LFIA) Complement fixation 9. The discovery of Rous sarcoma virus demonstrated that ____________________ Cancer is inherited Viruses CANNOT cause cancer Viruses can cause cancer Bacteria cause tumors 10. ___________________is the technique used to determine the complete genetic sequence of a virus for tracking mutations and variants Serological testing Electron microscopy alone Next-generation sequencing (NGS) Bacterial colony counting Loading … Question 1 of 10
