Virology MCQs (Quiz 7) Posted on July 12, 2026Author agropublishers 0 1. Which virus is correctly paired with the enzyme carried in the virion? Rabies virus — RNA-dependent RNA polymerase Parvovirus — RNA-dependent RNA polymerase Poliovirus — Reverse transcriptase Adenovirus — Integrase 2. Before occurrence of protein synthesis, negative-sense (–) RNA viruses require enzyme _________________________________________ Helicase DNA polymerase Reverse transcriptase RNA-dependent RNA polymerase 3. Which virus is correctly paired with its oncogenic potential? Rotavirus — Liver cancer Influenza virus — Cervical carcinoma Rabies virus — Burkitt lymphoma Human papillomavirus — Cervical carcinoma 4. The complete infectious virus particle is called ________________ Nucleocapsid Capsid Capsomere Virion 5. Which virus is correctly paired with its natural reservoir? Influenza virus — Camels Rabies virus — Fish Nipah virus — Fruit bats Poliovirus — Birds 6. ________________________ virus belongs to the double-stranded RNA (dsRNA) virus family Herpes simplex virus HIV Poliovirus Rotavirus 7. Double-stranded RNA viruses possess ______________________________ Both positive-sense and complementary negative-sense RNA strands DNA and RNA together Two identical RNA strands Only messenger RNA 8. Why are viruses unable to reproduce in dead tissues? Dead tissues contain toxic compounds Dead tissues lack oxygen Dead tissues are too dry Dead tissues do not provide active cellular machinery for viral replication 9. A segmented viral genome is one in which _________________________ Genome is circular Genome is enclosed in multiple capsids Genome contains both DNA and RNA Genetic material is divided into two or more separate nucleic acid segments 10. _________________ is an example of a positive-sense RNA virus Poliovirus Influenza virus Measles virus Rabies virus Loading … Question 1 of 10
