1.Comment on the theories that have been advanced by virologists for the origin of
viruses. 2 Human virus associated with Burkett’s lymphoma is
(a) Cytomegalovirus (c) Retrovirus
(b) Human papilloma virus (d) Epstein–Barr Virus
2. Enteroviruses differ from rhinoviruses mainly in
(a) Type of nucleic acid (c) Strandedness
(b) Capsid shape (d) Ability to survive acidic conditions
3. Viruses that can remain latent in neurons for many years are most likely
(a) Togaviruses (c) Herpesviruses
(b) Enteroviruses (d) Retroviruses
4. Viruses that contain two complete copies of positive strand RNA and the enzyme reverse transcriptase are
(a) Enteroviruses (c) Reoviruses
(b) Retroviruses (d) Togaviruses
5. First drug used for the treatment of HIV infection
(a) Dideoxyinosine (c) Acyclovir
(b) Dideooxycytidine (d) Azidodeoxythymidine
6. Vaccines are available for
(a) Hepatitis A (c) Both of these
(b) Hepatitis B (d) None of these
7. Edward Jenner is associated with the following viral disease
(a) Smallpox (c) Rabies
(b) Polio (d) Chickenpox