B.TechSemester 82022-23VirologyKOE-087
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Virology (KOE-087) - AKTU Question Paper 2022-23

B.Tech · Semester 8 · Free PDF Download

This is the official AKTU Virology Previous Year Question Paper for B.Tech Semester 8, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 8
Session:2022-23
University:AKTU / UPTU

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Questions Asked in 2022-23

Virology (KOE-087) — complete question paper

Section AAttempt all questions in brief. 2 x 10 = 20
  • a
    How viruses are different from bacteria?
  • b
    What is viral envelope? What are its functions?
  • c
    What are the types of viral infections?
  • d
    What are the symptoms of a viral infection?
  • e
    Classify viruses on the basis of chemical compositi on and their mode of replication
  • f
    How virus nomenclature is carried out?
  • g
    Differentiate between positive and negative strand RNA viruses
  • h
    What do you understand by reverse transcription? (i) What are the characteristics of vaccines? (j) What is an adjuvant and why is it added to a vacci ne?
Section BAttempt any three of the following: 10x3=30
  • a
    What are the methods to isolate virus or its compo nents? Briefly describe them
  • b
    What are the different defense mechanisms viruses have that help them overcome antibodies?
  • c
    Describe- (i) Difference between RNA and DNA viruses (ii) Large DNA viruses
  • d
    Differentiate between virus and retroviruses. Descr ibe the structure and replication of retroviruses. What do you understand by retroviral vectors?
  • e
    Write short note on - (i) Antiviral interferons (ii) Mode of action of antivirals
Section CAttempt any one part of the following: 10x1=10
  • a
    What is the typical structure of a virus? What ar e the different types of capsids?
  • b
    Write short note on- (i) Viral genomes (ii) Virus history
  • a
    What is a viral infection? Explain the life cycle of virus in a host system
  • b
    Explain the techniques used to diagnose viral infections
  • b
    Write short note on- (i) Pox virus (ii) West Nile virus
  • a
    Describe the structure, replication and infection cycle of influenza virus
  • b
    Write short note on- (i) Bird flu (ii) AIDS
  • b
    What are the different types of vaccines? Why viral diseases are treated through vaccines?

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — KOE-087

Questions that appeared in more than one session, found by comparing 4 years of Virology papers (2021-22, 2022-23, 2023-24, 2024-25)

2x

Describe the structure, replication and infection cycle of influenza virus

Appeared in: 2022-23 · 2024-25

Virology — Other Year Papers

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