Medical Microbiology MCQs with Answers
Which of the following is the causative agent of tuberculosis?
a) Staphylococcus aureus
b) Escherichia coli
c) Mycobacterium tuberculosis
d) Streptococcus pneumoniae
Answer: c) Mycobacterium tuberculosis
Which of the following is a sexually transmitted infection caused by the bacterium Neisseria gonorrhoeae?
a) Chlamydia
b) Syphilis
c) Gonorrhea
d) Herpes
Answer: c) Gonorrhea
Which of the following is a viral infection that causes inflammation of the liver?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is the most common cause of bacterial food poisoning?
a) Salmonella
b) Listeria
c) Escherichia coli
d) Campylobacter
Answer: c) Escherichia coli
Which of the following is a fungal infection commonly known as “athlete’s foot”?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: d) Tinea pedis
Which of the following is a parasitic infection transmitted by mosquitoes and causes symptoms such as fever, chills, and headache?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: a) Malaria
Which of the following is a bacterial infection that causes severe diarrhea and is commonly associated with contaminated water or food?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection characterized by a rash, fever, and cough?
a) Measles
b) Tetanus
c) Tuberculosis
d) Pertussis
Answer: a) Measles
Which of the following is a bacterial infection that primarily affects the respiratory system and is commonly known as “whooping cough?
a) Influenza
b) Tetanus
c) Tuberculosis
d) Pertussis
Answer: d) Pertussis
Which of the following is a parasitic infection transmitted by fleas and causes symptoms such as fever, chills, and swollen lymph nodes?
a) Malaria
b) Toxoplasmosis
c) Plague
d) Trichomoniasis
Answer: c) Plague
Which of the following is a viral infection that causes inflammation of the brain and spinal cord?
a) Influenza
b) Tetanus
c) Rabies
d) Pertussis
Answer: c) Rabies
Which of the following is a fungal infection commonly found in the mouth and throat?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: a) Candidiasis
Which of the following is a parasitic infection transmitted by contaminated food and water, causing symptoms such as diarrhea and abdominal pain?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: c) Giardiasis
Which of the following is a bacterial infection commonly transmitted through sexual contact and can cause pelvic inflammatory disease?
a) Chlamydia
b) Syphilis
c) Gonorrhea
d) Herpes
Answer: a) Chlamydia
Which of the following is a viral infection that causes painful blisters on the genitals and mouth?
a) Chlamydia
b) Syphilis
c) Gonorrhea
d) Herpes
Answer: d) Herpes
Which of the following is a bacterial infection that can cause severe respiratory illness and is transmitted through respiratory droplets?
a) Legionnaires’ disease
b) Tetanus
c) Lyme disease
d) Pertussis
Answer: a) Legionnaires’ disease
Which of the following is a viral infection that causes severe respiratory illness and can lead to pneumonia?
a) Influenza
b) Tetanus
c) Tuberculosis
d) Pertussis
Answer: a) Influenza
Which of the following is a bacterial infection commonly transmitted through contaminated food and can cause diarrhea, fever, and abdominal cramps?
a) Salmonella
b) Listeria
c) Escherichia coli
d) Campylobacter
Answer: a) Salmonella
Which of the following is a fungal infection that primarily affects the lungs and can cause symptoms such as coughing, chest pain, and shortness of breath?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted through contaminated food and can cause flu-like symptoms, muscle aches, and fatigue?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: c) Giardiasis
Which of the following is a bacterial infection commonly transmitted through ticks and can cause symptoms such as fever, fatigue, and joint pain?
a) Influenza
b) Tetanus
c) Lyme disease
d) Pertussis
Answer: c) Lyme disease
Which of the following is a viral infection that causes inflammation of the lungs and can lead to severe respiratory distress?
a) Influenza
b) Tetanus
c) Tuberculosis
d) Respiratory syncytial virus (RSV)
Answer: d) Respiratory syncytial virus (RSV)
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis
Which of the following is a bacterial infection commonly transmitted through contaminated water or food and can cause symptoms such as diarrhea, fever, and abdominal cramps?
a) Tuberculosis
b) Cholera
c) Lyme disease
d) Pertussis
Answer: b) Cholera
Which of the following is a viral infection that causes inflammation of the liver and can lead to chronic liver disease?
a) Influenza
b) Measles
c) Hepatitis
d) Mumps
Answer: c) Hepatitis
Which of the following is a fungal infection commonly found in the lungs and can cause symptoms such as cough, fever, and chest pain?
a) Candidiasis
b) Aspergillosis
c) Cryptococcosis
d) Tinea pedis
Answer: b) Aspergillosis
Which of the following is a parasitic infection transmitted by sexual contact and can cause symptoms such as vaginal discharge and itching?
a) Malaria
b) Toxoplasmosis
c) Giardiasis
d) Trichomoniasis
Answer: d) Trichomoniasis