Viral Replication and Diversity Quiz

Challenge yourself with questions on retroviral replication, viral families, transmission modes, and more in this Virology quiz.

#1

What is the primary mode of transmission for poliovirus?

Sexual contact
Airborne droplets
Fecal-oral route
Blood transfusion
#2

Which viral family does the Zika virus belong to?

Flaviviridae
Paramyxoviridae
Retroviridae
Coronaviridae
#3

Which of the following is NOT a step in the lytic cycle of viral replication?

Attachment
Integration
Assembly
Release
#4

Which type of vaccine uses a weakened form of the virus to stimulate an immune response?

Inactivated vaccine
Subunit vaccine
Live attenuated vaccine
Conjugate vaccine
#5

Which of the following viruses is known for causing hand, foot, and mouth disease in humans?

Herpes simplex virus
Rotavirus
Coxsackievirus
Adenovirus
#6

Which viral family does the Ebola virus belong to?

Filoviridae
Togaviridae
Rhabdoviridae
Poxviridae
#7

Which enzyme is responsible for the synthesis of DNA from an RNA template during retroviral replication?

DNA polymerase
Reverse transcriptase
RNA polymerase
Ligase
#8

Which of the following viruses is known for its segmented genome?

Influenza virus
HIV
Herpesvirus
Rhinovirus
#9

Which of the following is a mechanism used by viruses to evade host immune responses?

Antigen presentation
Apoptosis induction
Cell fusion
Antigenic variation
#10

Which virus is associated with the development of cervical cancer?

Human papillomavirus
Hepatitis B virus
Epstein-Barr virus
Human T-cell leukemia virus
#11

Which viral enzyme is essential for the synthesis of mRNA from a DNA template in eukaryotic cells?

DNA polymerase
Reverse transcriptase
RNA polymerase
Helicase
#12

Which of the following is an example of an enveloped virus?

Influenza virus
Poliovirus
Adenovirus
Rhinovirus
#13

What is a characteristic feature of negative-sense RNA viruses?

Their genomes can serve directly as mRNA
They require a DNA intermediate for replication
They always cause latent infections
They require RNA-dependent RNA polymerase for replication
#14

Which enzyme is responsible for the integration of viral DNA into the host genome in lysogenic replication?

RNA polymerase
Reverse transcriptase
Integrase
Helicase
#15

Which type of viral genome consists of both single-stranded positive-sense and negative-sense RNA?

Ambisense genome
Bipartite genome
Segmented genome
Circular genome
#16

Which type of viral mutation results in the substitution of one nucleotide for another?

Point mutation
Frameshift mutation
Deletion mutation
Insertion mutation
#17

Which type of viral mutation involves the insertion or deletion of nucleotides, resulting in a shift in the reading frame?

Point mutation
Frameshift mutation
Silent mutation
Missense mutation

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