Yersinia, Brucella, Bartonella and Legionella
- Previous year questions on Yersinia, Brucella, Bartonella and Legionella for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Microbiology section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 8 live questions in Yersinia, Brucella, Bartonella and Legionella.
- 2 of 8 questions carry a verified exam year: 2019.
- Microbiology is worth about 20 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 5 Sept 2026.
Q1.a young boy had a flea bite while working in a wheat grain godown .after 5days he developed fever and had axillary lymphadenopathy. a smear was sent to the laboratory to perform a specific staining.which one of the following staining method would help in identification of the suspected pathogens ?
- Aalbert staining
- Bziehl neelsen staining
- Cmcfaydens staining
- Dwayson staining✓ Correct answer
Q2.Culture media for Legionella
- ABCYE agar✓ Correct answer
- BMacconkey agar
- CPLET medium
- DBaird Parker medium
Q3.Leginonnaire disease cause?
- ARespiratory disease✓ Correct answer
- BU.T.I
- CRetroperitoneal fibrosis
- DAcute gastroenteritis
Q4.Which of the following statement about Bacillary angiomatosis is not true?
- ACaused by B. henselae
- BCan cause Peliosis hepatis
- CAminoglycosides useful✓ Correct answer
- DBrain is involved in AIDS patient
Q5.An elderly male patient presented with fever, chest pain, and dry cough; sputum culture showed growth on Charcoal Yeast Extract Medium, the organism is
- AH. influenzae
- BMoraxella catarrhalis
- CLegionella✓ Correct answer
- DBurkholderia cepacia
Q6.All are true about legionella pneumophilia except
- AAquatic bodies are main habitat
- BIt can replicate in amoeba
- CUrine test is a reliable method
- DPerson to person transmission✓ Correct answer
Q7.False about Brucellosis
- AAlso known as undulant fever
- BB. melitensis is most virulent
- CIncubation period is 1-3 weeks
- DAntibiotic of choice is Ampicillin✓ Correct answer
Q8.Diagnosis of tularemia is confirmed using agglutination testing. In the standard tube agglutination test, what should be the single antibody titre for making the test positive?
- A1:40
- B1:80
- C1:120
- D1:160✓ Correct answer
Answer key
Q1: D. wayson staining; Q2: A. BCYE agar; Q3: A. Respiratory disease; Q4: C. Aminoglycosides useful; Q5: C. Legionella; Q6: D. Person to person transmission; Q7: D. Antibiotic of choice is Ampicillin; Q8: D. 1:160.
Other topics in Microbiology
- Principles of General Microbiology
- Cells and Organs of the Immune System
- Immune System: Organisation, Function and Response
- Hypersensitivity
- Disorders of Immunity
- Streptococci and Enterococci
- Staphylococci
- Corynebacterium, Listeria and Actinomyces
- Clostridium and Bacillus
- Non-Sporing Anaerobes
- Mycobacterium Tuberculosis
- Mycobacteria Other Than Tuberculosis
- Escherichia, Proteus and Klebsiella
- Shigella and Salmonella
- Vibrio and Campylobacterales
- Pseudomonas and Burkholderiales
- Haemophilus
- Gram-Negative Cocci
- Rickettsia, Chlamydia and Mycoplasma
- Spirochetes
- Virus Structure and General Properties
- DNA Viruses
- Hepatitis
- HIV
- Myxoviruses and Rhabdoviruses
- Arboviruses and Picornaviruses
- Rubella, Coronaviruses, Prions, Rotavirus, Filovirus, Zika Virus and Nipah Virus
- Superficial and Systemic Fungal Infections
- Opportunistic Fungal Infections
- Principles of Parasitology
- Protozoa: Amoebae, Ciliates and Flagellates
- Protozoa: Sporozoa
- Helminths: Cestodes and Trematodes
- Helminths: Nematodes
- Applied Clinical Microbiology