Explore topic-wise MCQs in Virology.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Virology knowledge and support exam preparation. Choose a topic below to get started.

1.

The virion of Deltavirus is heterogeneous.

A. True
B. False
Answer» B. False
2.

Who detected the novel antigen delta?

A. Rizzetto
B. Watson
C. Franklin
D. Crick
Answer» B. Watson
3.

Which of the following is also known as Deltavirus?

A. Hepatitis B
B. Hepatitis A
C. Hepatitis C
D. Hepatitis D
Answer» E.
4.

The genome of Hepadnavirus is _______________

A. circular dsDNA
B. linear dsDNA
C. circular ssDNA
D. linear ssDNA
Answer» B. linear dsDNA
5.

The Human Spumavirus contains oncogene.

A. True
B. False
Answer» C.
6.

Which of the following causes AIDS in rhesus monkeys?

A. HIV
B. Spumavirus
C. SIV
D. DIV
Answer» D. DIV
7.

Which of the following is the demyelination of the long motor neuron tracts in the spinal cord?

A. TSP
B. ATL
C. AIDS
D. Cancer
Answer» B. ATL
8.

Which of the following gene activates the expression of all of its genes as well as certain cellular genes?

A. gag
B. pol
C. env
D. lax
Answer» E.
9.

The virions of retrovirus are ___________

A. conical
B. rod-shaped
C. spherical
D. rhombical
Answer» D. rhombical
10.

Who described the first human retrovirus?

A. Peyton Rous
B. Bob Gallo
C. Temin
D. Baltimore
Answer» C. Temin
11.

HIV or Human Immunodeficiency Virus is considered unique because each virus contains:

A. more than 100 copies of the viral genome
B. a genome made up of both DNA and RNA components
C. a viral enzyme known as reverse transcriptase
D. sticky proteins that allow it to bind tightly to host cells
Answer» D. sticky proteins that allow it to bind tightly to host cells
12.

A viral load test detects the

A. provirus of HIV in infected cells
B. total amount of virus in the infected host
C. number of viruses being released by each infected cell
D. amount of bacteriophage being produced by E. coli cells
Answer» B. total amount of virus in the infected host