Microbiology Essay Topics

Compilation of long essay questions.

  1. Explain the structure of bacterial cell with the aid of a neatly labelled diagram. Also mention the roles of these structures and methods of their detection.
  2. Define sterilization. Classify various methods of sterilization with suitable examples.
  3. Define disinfection. Classify various methods of disinfection with suitable examples.
  4. What are culture media. Classify the types of culture media with examples and their uses.
  5. Describe the various methods of horizontal gene transfer among bacteria and mention their significance.
  6. Enlist the virulence factors of Staphylococcus aureus. Describe the various conditions caused by this bacterium along with their laboratory diagnosis.
  7. Classify Streptococci. Describe the virulence factors of Streptococcus pyogenes along with the lesions produced and the laboratory diagnosis.
  8. Enumerate the pyogenic bacteria. Describe the procedure involved in the diagnosis of any suppurative infection.
  9. What is pyogenic meningitis? Enlist the various etiological agents and describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of Neisseria meningitis.
  10. Which are the bacterial STDs? Write the pathogenesis, laboratory diagnosis and treatment of gonorrhoea.
  11. Name the infections produced by pneumococcus. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of pneumococal pneumonia.
  12. Classify Mycobacteria. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of pulmonary tuberculosis.
  13. Enlist the bacterial zoonotic diseases. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of anthrax.
  14. Define Pyrexia of Unknown Origin. Describe the pathogenesis, laboratory diagnosis and treatment of brucellosis.
  15. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of diphtheria.
  16. Classify Clostridia. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of gas gangrene.
  17. Classify the non-sporing anaerobes. Describe the various infections produced by them and the strategies adopted to culture them.
  18. Classify Enterobacteriaceae. Mention the various infections produced by Escherichia coli. Describe the laboratory diagnosis and treatment of acute cystitis.
  19. Name the bacteria capable of causing dysentery. Describe the pathogenesis, laboratory diagnosis and treatment of bacillary dysentery.
  20. Describe the etiology, pathogenesis, laboratory diagnosis, treatment and prophylaxis of enteric fever.
  21. Enumerate the bacteria causing gastroenteritis. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of cholera.
  22. What is meant by nosocomial infection? Which are common nosocomial pathogens? Describe the various infections produced by Pseudomonas aeruginosa.
  23. Name the bacterial etiolgical agents of food-poisoning. Describe the strategy involved in diagnosing outbreaks of food-poisoning.
  24. Describe the pathogenesis, laboratory diagnosis, treatment and prophylaxis of plague.
  25. Describe the pathogenesis, classification, laboratory diagnosis, and treatment of leprosy.
  26. Name the bacterial STDs. Describe the pathogenesis, laboratory diagnosis, and treatment of syphilis.
  27. Classify treponemes. Describe the pathogenesis, laboratory diagnosis, and treatment of leptospirosis.
  28. Classify Rickettsiae. Describe the etiology, pathogenesis, laboratory diagnosis and treatment of spotted fevers.
  29. Classify Chlamydia. Describe the various infections produced by C. trachomatis along with its laboratory diagnosis and treatment.
  30. Classify fungi and their diseases. Describe the procedures involved in laboratory diagnosis of mycoses.
  31. What are dermatophytes? Enlist the various dermatophytic infections along with their etiological agents. Describe the process of laboratory diagnosis and treatment.
  32. Name the sub-cutaneous fungal infections along with their etiological agent. Describe the pathogenesis and laboratory diagnosis of eumycotic mycetoma.
  33. Name the systemic fungal infections along with their etiological agent. Describe the pathogenesis, laboratory diagnosis and treatment of histoplasmosis.
  34. Enumerate the opportunistic fungal infections along with their etiological agent. Describe the pathogenesis and laboratory diagnosis of candidiasis.
  35. Classify viruses. Describe the strategies adopted in the laboratory diagnosis of viral infections.
  36. Classify Herpes viruses. Describe the pathogenesis, laboratory diagnosis, and treatment of HSV infections.
  37. Name the viruses causing hepatitis. Describe the pathogenesis, laboratory diagnosis, prophylaxis and treatment of HBV infection.
  38. Classify arboviruses. Describe the pathogenesis and laboratory diagnosis of dengue.
  39. Describe the pathogenesis, laboratory diagnosis, and prophylaxis of rabies.
  40. Enlist the oncogenic viruses. Describe the mechanism of oncogenic transformation.
  41. Describe the pathogenesis, laboratory diagnosis, and treatment of HIV infection.
  42. Name the virus transmitted parenterally. Describe the pathogenesis, laboratory diagnosis, and treatment of HCV.
  43. Name the sexually transmitted viral infections and their etiological agents. Describe the pathogenesis, laboratory diagnosis, and treatment of papilloma virus.
  44. Enlist the viruses causing respiratory tract infections. Describe the pathogenesis and laboratory diagnosis of influenza.
  45. Name the viral diseases of childhood. Describe the etiology, pathogenesis, laboratory diagnosis and prophylaxis of measles.
  46. Name the opportunistic viral diseases. Describe the pathogenesis, laboratory diagnosis and treatment of CMV infections.
  47. Classify Picornaviridae. Describe the pathogenesis, laboratory diagnosis and prophylaxis of polio.
  48. Enumerate the nematodes infesting intestine. Describe the life cycle, laboratory diagnosis and treatment of roundworm/hookworm/pinworm.
  49. Classify tapeworms. Describe the life cycle, laboratory diagnosis and treatment of conditions produced by tapeworm.
  50. Describe the life cycle, pathogenesis, laboratory diagnosis and treatment of entamoeba infection.
  51. Describe the etiology, life cycle, pathogenesis, laboratory diagnosis and treatment of toxoplasmosis.
  52. Name the parasites causing infections in the immunocompromised. Describe the pathogenesis and laboratory diagnosis of Cryptosporidium.
  53. Name the species of Plasmodium and differentiate their features. Describe the life cycle, laboratory diagnosis and treatment of malaria.
  54. Name the filarial nematodes. Describe the life cycle, laboratory diagnosis and treatment of bancroftian filariasis.
  55. Name the parasites causing infection of the nervous system. Describe the life cycle, laboratory diagnosis and treatment of Acanthamoeba infection.
  56. Classify antigen-antibody reactions. Describe the various types of agglutination/precipitation reactions along with examples.
  57. Draw a neat and labelled diagram of an IgG molecule. Describe the properties of all the classes of immunoglobulins.
  58. Describe the cells of the reticuloendothelial system. Describe their role in innate immunity.
  59. Classify immunity. Describe the various mechanism of innate/acquired immunity.
  60. Classify hypersensitivity reactions. Describe the mechanism of action of Immediate/Delayed hypersensitivity reactions.
  61. What is autoimmunity. Describe the pathogenesis of various autoimmune disorders and tests employed to detect them.
  62. What are immunodeficiency disorders? Describe briefly the various T-cell/B-cell related immunodeficiencies.
  63. What is the basis of humoral/cell-mediated immune response? Describe the process with an illustration.
  64. Classify vaccines. Write notes on various vaccines administered as per national immunization programme.
  65. Draw the two common complement activation pathways and describe the importance of complement in health and disease.

Can’t think of an interesting topic for your microbiology term paper? Look at the following list of ideas. Some of them definitely will inspire you.

  • Flu vaccinations.
  • Study the statistics regarding flu epidemics in the recent years and determine how effective vaccinations truly are. You will also need to offer some information on vaccines in order to explain how they protect people from the virus. Offer some suggestions on how to reduce the number of people who fall sick with flu every year.

  • Quorum sensing.
  • This is a recently discovered method of communication between bacteria. You will need to do some thorough research, and seeing as there isn’t much material about this matter, you will need to go beyond yourself and try to contact the researchers directly. This project is difficult but it will be exciting and can earn you some precious recognition in school.

  • Extreme environments: How do the creatures manage to survive?
  • In this paper, “extreme” means way beyond human capabilities to survive in, like the bottom of the ocean or the insides of an active volcano. Some microorganisms manage to survive in such environments, and it will be your job to explain the readers how they manage to achieve this feat. You will also need to offer some ideas on how to use the properties of these incredible creatures to further the development of science.

  • Life in the outer space.
  • Does it exist? Do some research and tell people what kinds of organisms might be able to survive in the outer space, or if it’s even possible for such a thing to happen.

  • Evolution of species.
  • Choose one particular species of animal or plant life and trace its evolutions through the millennia. Explain every change.

  • Antibiotic resistance.
  • Identify the reasons that make some viruses and bacteria resistant to antibiotics and offer your own solutions to this problem.

  • Are antibacterial products harmful?
  • Today you can often hear that antibacterial products actually weaken your immune system. Explain whether this is true and calculate the risks of not using any antibacterial products.

  • Good bacteria in your body.
  • Define symbiotic relationships and name some bacteria that actually do some good to a human body. Tell the readers how they can monitor the level of these bacteria and list the health issues that can be caused by the absence of these microorganisms from your system.

  • Avian flu.
  • Provide some information about the disease and its potential destructive effect. Offer some ideas of the cure and prevention treatment.

  • Bioterrorism today.
  • Hypothesize on what kind of a terror act can be performed with the use of some biological weapons and develop efficient prevention and neutralization strategies.

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