The Viruses are: ____________?

Related Mcqs:

1. Bacteria protect themselves from viruses by fragmenting viral DNA with ____________?

   A. Ligase
   B. Endonuclease
   C. Exonuclease
   D. Gyrase

   Submitted by: Maria Aziz

2. Viruses are considered living organisms because__________?

   A. They can be crystallized
   B. They occur in plants and animals
   C. They are microscopic
   D. They contain DNA and can be reproduced

3. Pox viruses are_________?

   A. RNA non-enveloped
   B. RNA enveloped
   C. DNA non-enveloped
   D. DNA enveloped

4. Protein coasts of viruses are synthesized in____________?

   A. Lytic cycle
   B. Lysogenic cycle
   C. Both a & b
   D. All of these

5. DNA or RNA of viruses is enclosed in _______________ coat?

   A. Protein
   B. Carbohydrate
   C. Lipid
   D. DNA

6. Viruses are __________ smaller than bacteria?

   A. 10 – 100 times
   B. 10 – 1000 times
   C. 100 – 1000 times
   D. 1000 – 10000 times

7. Which of the statement about viruses is incorrect___________________?

   A. We can not grow them in laboratories on artificial medias
   B. They are obligate intracellular parasite.
   C. They can synthesize their nucleic acid
   D. They are resistant to most of antibiotic treatment

8. Non-enveloped naked viruses are known as___________?

   A. prions
   B. bacteriophages
   C. oncoviruses
   D. virions

   Submitted by: Maryam Aftab

9. Ultra Microscopic viruses are the main cause of__________?

   A. Malaria
   B. Measles
   C. Mumps
   D. Cholera

   Submitted by: Fareed Ahmed Kunbhar

10. Which of the following viruses has caused thousands of deaths globally as an ’emergent’ virus?

    A. MERS
    B. SARS-CoV-2
    C. OC43
    D. HKUt

    Submitted by: Eesha Khalid