List of top Microbiology Questions

Type A bioterrorism Agent :
Culture media used for E.coli 0157:H7 is
Fungal Infection which is acquired by traumatic inoculation is ?
A patient with cervical lymphadenopathy and is found to be retropositive. A fungal culture depicts a velvety growth with red diffusible pigment on the underside, as shown below. Which is the most likely causative organism?
A 12-year-old boy presents with right upper quadrant pain, calf pain, conjunctival suffusion, icterus, and fever. Examination shows tender hepatomegaly. What is the most likely diagnosis?
A woman with recurrent diarrhea is prescribed a broad-spectrum antibiotic. Which of the following is not true regarding Clostridium difficile infection?
A newly joined teacher develops rice water stools. The causative agent acts on which of the following receptors?
Which of the following is considered to be the best for the detection of Clostridium difficile?
A diabetic truck driver presents to you with cough and breathlessness. A diagnosis of pneumonia was confirmed, and histopathological examination revealed dichotomous branching, as shown below. What is the likely causative agent?
Mucor
A photographer who recently returned from Africa presents to the emergency department with abdominal pain, hepatomegaly, and hemorrhagic manifestations. He died despite treatment, and an autopsy revealed intranuclear Torres bodies in the liver. Which of the following vaccines with which strain could have prevented it?
A patient presents with itching in the axilla. On microscopic examination of the skin scrapings, a red pigment-producing fungus with pencil – shaped macroconidia is seen. Which of the following is the most likely organism?
A female patient presents with complaints of thick white vaginal secretions. Which of the following can be used to identify the likely species of the causative agent?
A militant presents with rashes all over his body sparing the palms and soles. On examination, he was febrile and lice were noted. Which of the following is responsible for his condition?
Microfilariae with sheathed tail and two nuclei at the tail is suggestive of?
Following admission of a RTA case, there is a spillage of blood on the hospital floor. Which disinfectant will you use to clean the floor
A child presented with bloody stools and abdominal pain. What enrichment medium should be used for the faeces sample?
A patient who was on steroids presented with nocturnal cough and chronic urticaria. BAL stain was done. Identify the organism.
A patient who was on steroids presented with nocturnal cough and chronic urticaria. BAL stain was done. Identify the organism.
A known case of AIDS with productive cough and fever was found to have consolidation in the right infrascapular area. X-Ray chest showed right lower lobe consolidation with CD4 count of 55 per microlitre. What is the most common cause of this?
A patient was suspected of having brucellosis. Serum sample was sent for a standard agglutination test. It came negative initially but after dilution of the serum sample, the test was positive. What could be the reason for the initial negative test?
What is the vector for a parasite which has kinetoplast in one of its morphological forms?
Blood spill management
A female engineer works for 12- 14 hours a day and gives a history of consuming only fast food. There are no vegetables or fruits in his diet. Her Hb count is 9gm/dl MCV 120 fl. On examination, PS shows macrocytes. What will be the diagnosis?
Swab is discarded in which color bin?
A child admitted with fever, rash begins behind ears, conjunctivitis, coryza, cough and koplik spot. Based on the clinical manifestations, choose the correct description of the pathogen?
History of Pastry intake causing food poisoning. What is the causative agent