Quiz: Microbiology Hardest Trivia Test!

44 Questions

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Quiz: Microbiology Hardest Trivia Test!

This trivia quiz is considered the hardest ever when it comes to microbiology. It is advisable that anyone who is getting ready to tackle the final take their shot and if they manage to get over half the marks then they do not have a reason to worry as they are all prepared for the finals. Are you? Give it a try!


Questions and Answers
  • 1. 
    Which of the following components is found in viruses?
    • A. 

      Cell wall

    • B. 

      Nucleus

    • C. 

      Ribosomes

    • D. 

      Nucleic acids

  • 2. 
    Viruses have a protein coat called a
    • A. 

      Capsid

    • B. 

      Envelope

    • C. 

      Nucleon

    • D. 

      Virion

  • 3. 
    A complete virus particle is called a
    • A. 

      Capsid

    • B. 

      Prion

    • C. 

      Virion

    • D. 

      Viroid

  • 4. 
    A viral genome may consist of
    • A. 

      RNA only

    • B. 

      DNA only

    • C. 

      RNA or DNA

    • D. 

      RNA and DNA

  • 5. 
    A viral capsid is made of (in the vast majority of cases)
    • A. 

      Lipids

    • B. 

      Carbohydrates

    • C. 

      Proteins

    • D. 

      Nucleic acids

  • 6. 
    A viral capsid is made up of small units called
    • A. 

      Liposomes

    • B. 

      Capsomeres

    • C. 

      Nucleons

    • D. 

      Triglycerides

  • 7. 
    "Naked" viruses do not have a
    • A. 

      Capsule

    • B. 

      Enevelope

    • C. 

      Nucleus

    • D. 

      Membrane

  • 8. 
    Viruses that infect ------ generally have an elaborate coat or capsid structure, and are known as complex viruses.
  • 9. 
    Polio is caused by
    • A. 

      Picornavirus

    • B. 

      Flavivirus

    • C. 

      Retrovirus

    • D. 

      Reovirus

  • 10. 
    AIDS is caused by a
    • A. 

      Picornavirus

    • B. 

      Flaviviurs

    • C. 

      Retrovirus

    • D. 

      Reovirus

  • 11. 
    The families of RNA viruses are distinguished from one another by their
    • A. 

      Nucleic acid content

    • B. 

      Capsid shape

    • C. 

      Presence of an envelope

    • D. 

      All of the above

  • 12. 
    RNA viruses may contain any of the following except
    • A. 

      Single stranded RNA

    • B. 

      Double stranded RNA

    • C. 

      RNA and DNA

    • D. 

      All of the above can be found in RNA viruses

  • 13. 
    Colds can often be traced to an infection by a
    • A. 

      Enterovirus

    • B. 

      Retrovirus

    • C. 

      Flavivirus

    • D. 

      Rhinovirus

  • 14. 
    Which of the following viruses infects the liver
    • A. 

      Togavirus

    • B. 

      Hepatovirus

    • C. 

      Enterovirus

    • D. 

      Papillomavirus

  • 15. 
    Retroviruses are unique in that they contain the enzyme
    • A. 

      RNA polymerase

    • B. 

      DNA polymerase

    • C. 

      Ligase

    • D. 

      Reverse transcriptase

  • 16. 
    Retroviruses are responsible for
    • A. 

      Rabies

    • B. 

      Hepatitis C

    • C. 

      AIDS

    • D. 

      Chickenpox

  • 17. 
    DNA viruses are grouped into families based on
    • A. 

      Whether or not they have an envelope

    • B. 

      Whether their DNA is single or double stranded

    • C. 

      Whether their DNA is linear or circular

    • D. 

      All of the above

  • 18. 
    Reactivation of chickenpox long after the initial infection leads to the disease
    • A. 

      Cancer

    • B. 

      Shingles

  • 19. 
    Which of the following viruses infects the liver
    • A. 

      Adenoviruses

    • B. 

      Hepadnaviruses

  • 20. 
    Which of the following represents the correct order of steps in a typical virus replication cycle.
    • A. 

      Maturation,adsorption, penetration,release

    • B. 

      Adsorption,penetration,synthesis,maturation

  • 21. 
    Assembly of new viral components into complete virions takes place during viral
    • A. 

      Absorption

    • B. 

      Maturation

  • 22. 
    Much of the information about how viruses work has been gleaned from studying T-even phages that infect
    • A. 

      Bacteria

    • B. 

      Human liver cells

  • 23. 
    Bacteriophage DNA is transcribed to mRNA during the ------phase of viral replication
    • A. 

      Penetration

    • B. 

      Synthesis

  • 24. 
    What would be a reasonable number of new phages to expect from one round of viral replication in one cell
    • A. 

      2

    • B. 

      100

  • 25. 
    Plaques are
    • A. 

      Bacterial colonies

    • B. 

      Areas where bacterial cells have been lysed

  • 26. 
    Lysogenic conversion
    • A. 

      Occurs when a virus switches from temperate to lytic phases

    • B. 

      Prevents bacteria from being infected by the same virus more than once

  • 27. 
    Prophages are responsible for production of the toxins found in
    • A. 

      Staphylococcus aureus

    • B. 

      Clostridium botulinum

  • 28. 
    Growth of a bacteria which contains a prophage represents a
    • A. 

      Lytic cycle

    • B. 

      Lysogenic cycle

  • 29. 
    A drug or other agent that induces defects during embryonic developement is known as a
    • A. 

      Syncytia

    • B. 

      Teratogen

  • 30. 
    A prion contains
    • A. 

      Single stranded rna only

    • B. 

      Proteins only

  • 31. 
    Diseases such as Jacob's disease, kuru, and mad cow disease are caused by
    • A. 

      Rna virus

    • B. 

      Prions

  • 32. 
    A viral capsid is made up of subunits called capsomeres
    • A. 

      True

    • B. 

      False

  • 33. 
    Most bacteria viruses are complex viruses.
    • A. 

      True

    • B. 

      False

  • 34. 
    A virus is generally able to infect any type of cell.
    • A. 

      True

    • B. 

      False

  • 35. 
    Hepadnaviruses typically cause colds
    • A. 

      True

    • B. 

      False

  • 36. 
    Shedding of new viruses results in lysis and death of the host cell.
    • A. 

      True

    • B. 

      False

  • 37. 
    Oncogenes are viral genes that promote uncontrolled host cell division
    • A. 

      True

    • B. 

      False

  • 38. 
    Viral capsids are made up of individual units called
  • 39. 
    Chickenpox and shingles are caused by a ------virus
  • 40. 
    Retroviruses contain the enzyme reverse ---- that converts their viral rna to dna
  • 41. 
    Rhabdovirus are responsible for the disease ---- which is passed through the bite of an infected animal
  • 42. 
    Chickenpox is caused by a ------ virus
  • 43. 
    Herpes virus display ------ or the ability to remain in host cells for a long period of time
  • 44. 
    Duriing the ------ phase of viral replication newly synthesized viral particles are assembled into complete virions