Viruses (GATE)

Microbiology

15 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

Which of the following diseases are caused by helical viruses?

  1. Rabies
  2. Ebola
  3. Polio
    4. Herpes simplex
  1. 1 and 2
  2. 1 and 4
  3. 2 and 3
  4. 2 and 4
  5. 3 and 4
Question 2 Multiple Choice (Single Answer)

Which of the following is a pair of viral genera belonging to the same virus family?

  1. Pestivirus and Mastadenovirus
  2. Papillomavirus and Orthopoxvirus
  3. Varicella virus and Simplex virus
  4. Hepadnavirus and Enterovirus
  5. Rhinovirus and Alphavirus
Question 3 Multiple Choice (Single Answer)

Members of which of the following viral families contain single-stranded DNA?

  1. Parvoviridae
  2. Adenoviridae
  3. Poxviridae
  4. Picornaviridae
  5. Caliciviridae
Question 4 Multiple Choice (Single Answer)

Which of the following is a pair of diseases caused by members of Herpesviridae family?

  1. Roseola and Chickenpox
  2. Smallpox and Cowpox
  3. Smallpox and Chickenpox
  4. Chickenpox and Cowpox
  5. Roseola and Cowpox
Question 5 Multiple Choice (Single Answer)

Which of the following is a set of latent viral infections in humans?

  1. HIV/AIDS, Leukemia, Shingles
  2. Cervical cancer, HIV/AIDS, Progressive encephalitis
  3. Progressive encephalitis, Leukemia, Shingles
  4. Cold sores, Leukemia, Shingles
  5. Cold sores, Cervical cancer, Shingles
Question 6 Multiple Choice (Single Answer)

Which of the following pairs is/are not correctly matched?

  1. Vesiculoviruses : Bullet-shaped viruses with a spiked envelope
  2. Filoviruses : Enveloped, helical viruses
  3. Orthopoxviruses : Small spherical viruses
  1. Only 1
  2. Only 2
  3. Only 3
  4. Both 1 and 2
  5. None of these
Question 7 Multiple Choice (Single Answer)

Match virus genera in column I with their respective viral family in column II.

 
Column I Column II
P. Adenoviridae 1. Orthopoxvirus
Q. Poxviridae 2. Mastadenovirus
R. Picornaviridae 3. Norovirus
S. Caliciviridae 4. Enterovirus
  1. P - 1; Q - 2; R - 3; S - 4
  2. P - 1; Q - 3; R - 2; S - 4
  3. P - 2; Q - 1; R - 4; S - 3
  4. P - 2; Q - 3; R - 4; S - 1
  5. P - 3; Q - 2; R - 1; S - 4
Question 8 Multiple Choice (Single Answer)

Which of the following viruses is a member of Retroviridae family?

  1. Influenza virus A
  2. Lentivirus
  3. Rotavirus
  4. Reovirus
  5. Vesiculovirus
Question 9 Multiple Choice (Single Answer)

Which of the following is an example of negative sense single-stranded RNA virus?

  1. Hepatitis A virus
  2. Hepatitis B virus
  3. Hepatitis C virus
  4. Hepatitis D virus
  5. Hepatitis E virus
Question 10 Multiple Choice (Single Answer)

Which of the following viral genera belongs to Paramyxoviridae family?

  1. Filovirus
  2. Lyssavirus
  3. Hantavirus
  4. Morbillivirus
  5. Lentivirus
Question 11 Multiple Choice (Single Answer)

Match the viral families in group I with their characteristics in group II.

 
Group I Group II
P. Adenoviridae 1. Single-stranded RNA, + Strand, Enveloped
Q. Caliciviridae 2. Single-stranded RNA, + Strand, Non-enveloped
R. Picornaviridae 3. Double-stranded DNA, Enveloped
S. Poxviridae 4. Double-stranded DNA, Non-enveloped
  1. P - 1; Q - 2; R - 3; S - 4
  2. P - 1; Q - 3; R - 2; S - 4
  3. P - 2; Q - 1; R - 4; S - 3
  4. P - 4; Q - 1; R - 2; S - 3
  5. P - 3; Q - 2; R - 4; S - 1
Question 12 Multiple Choice (Single Answer)

Match the plant disease-causing viruses in column I with their characteristics in column II.

 
Column I Column II
A. Cauliflower mosaic virus 1. Double-stranded DNA, non-enveloped
B. Potato yellow dwarf virus 2. Single-stranded RNA, − strand, enveloped
C. Wound tumor virus 3. Double-stranded RNA, non-enveloped
  1. A - 1; B - 2; C - 3
  2. A - 1; B - 3; C - 2
  3. A - 2; B - 1; C - 3
  4. A - 2; B - 3; C - 1
  5. A - 3; B - 2; C - 1
Question 13 Multiple Choice (Single Answer)

Which of the following viral families does not contain DNA oncogenic viruses?

  1. Adenoviridae
  2. Papovaviridae
  3. Poxviridae
  4. Herpesviridae
  5. Retroviridae
Question 14 Multiple Choice (Single Answer)

Which of the following options represents a viral disease and its causative agent?

  1. Cat-scratch disease - Bartonella henselae
  2. Ringworm - Trichophyton
  3. Toxoplasmosis - Toxoplasma gondii
  4. Trichinellosis - Trichinella spiralis
  5. West Nile encephalitis - Flavivirus
Question 15 Multiple Choice (Single Answer)

Which of the following diseases is caused by prions?

  1. Severe acute respiratory syndrome
  2. West Nile encephalitis
  3. Mad cow disease
  4. Dengue hemorrhagic fever
  5. Ebola hemorrhagic fever