#9651
General
NEET PG 2027 Medical QBank
Microbiology Practice MCQs
Browse 11,603 high-yield clinical questions in Microbiology. Includes detailed explanations, options, and topic tags.
#9652
General
Cerebral malaria is caused by:
#9653
General
The time interval between introduction of bacteria into a culture medium and starting of multiplication is
#9654
General
Eednaton agent is:
#9655
Protozoa
The Entamoeba species that is morphologically identical to E. histolytica is:
#9656
General
Which of the following Immunoglobulin is inactive when the temperature is raised?
#9657
mycology
A vitreous aspirate from a case of metastatic endophthalmitis on culture yields Gram-positive round to oval cells, 12-14 m in size. The aspirate on Gram staining shows the presence of pseudohyphae. Which of the following is the most likely aetiological agent
#9658
Systemic Bacteriology (Haemophilus, Yersinia, Spirochaetes, Ricketssia, Chlamydia, Mycoplasma and Miscellaneous Bacteria)
Regarding Campylobacter jejuni which is not true?
#9659
General
Salmonella typhi is the causative agent of typhoid fever. The infective dose of S.typhi -
#9660
Bacteriology
Tetanus affects primarily
#9661
Mycology
A diabetic patient presents with pus from eye . Colonies of isolated organisms are black with microscopic feature of non-septate hyphae and obtuse branching. Diagnosis is-
#9662
General
Incubation period of LGV:
#9663
Bacteria
Drumstick appearance is seen in:
#9664
All India exam
Each myosin molecule of sarcomere is composed of
#9665
Bacteriology
Transfer of drug resistance is staphylococcus is by
#9666
General
Diagnostic test of choice for neurosyphilis is ?
#9667
Parasitology
Senescent RBC's are mainly attacked in:
#9668
mycology
A 28-year-old HIV patient presents with non-productive cough and difficulty in breathing which was progressively increasing. Chest X-ray shows diffuse bilateral interstitial infiltrates along with pneumatocele. Gomori's methenamine silver staining of the bronchoalveolar lavage shows the following. The most probable causative organism is
#9669
General
The structure involved in bacterial attachment to cell surfaces is
#9670
General
All the following regarding histoplasmosis are true except -
#9671
Mycology
Mature spherules in sputum sample is seen in which of the following?
#9672
General
Action of Papain on an IgG molecule produces?
#9673
General
Most common agents responsible for human bite infections are -
#9674
Bacteria
There has been much speculation on the pathogenesis of group B streptococcal disease in the neonate. One of the most likely pathogenic mechanisms is
#9675
General
Most common cause of native valve endocarditis?
#9676
All India exam
In renal transplant recipients which is likely organism coursing reactivation dis within I 4 months after surgery
#9677
Virology
One virus particle prevents multiplication of second virus, this phenomena is:
#9678
Immunology
Memory T cells can be identified by using the following marker?
#9679
Parasitology Pa 1 (Protozoology)
Anchovy sauce-like material is associated with:
#9680
General
The growth factor required for the growth of vibrio parahemolyticus is ?
#9681
general microbiology
The operating temperature in an ethylene oxide sterilization during a warm cycle is -
#9682
General
The reservoir of protozoan infection caused by toxoplasma gondii in children is usually
#9683
Bacteriology
A 50-year-old male presented with fever and chills along with chest pain during cough. His sputum specimen was cultured on blood agar, showed the presence of a-hemolytic colonies the next day. The fuher processing of this organism is most likely to yield
#9684
parasitology
Amebic abscess is caused by -
#9685
Enterobecteriaceae
Friedlander's bacillus is -
#9686
Immunology
MHC class I is present on-
#9687
General
Food poisoning is seen with -
#9688
Virology
The chance that a health worker gets HIV from an accidental needle prick is -
#9689
Virology
Bacteriophages are -
#9690
General
True statement about diptheria toxin is -
#9691
Bacteria
A 2-year-old boy who missed several scheduled immunizations presents to the emergency room with a high fever, irritability, and a stiff neck. Fluid from a spinal tap reveals 20,000 white blood cells per milliliter with 85% polymorphonuclear cells. Gram stain evaluation of the fluid reveals small pleomorphic gram-negative rods that grow on chocolate agar. If an inhibitor is designed to block its major virulence, which of the following would be the most likely major virulence factor?
#9692
Immunology
7. A 2 yr old boy presents with recurrent bacterial infections and Pneumocystis jiroveci pneumonia. Labs show markedly elevated IgM and low IgG. Which of the following is the most likely cause of his illness?
#9693
General
F plasmid of high frequency recombination is a ?
#9694
Immunology
A 31-year-old male patient complains of fatigue, yeast infection in his mouth, and enlarged lymph nodes under his arms. He said that he was involved in "high-risk" behavior 6 years ago while on a trip to eastern and southern Africa. He also indicated that his "HIV test" was negative. Which one of the following options would be most appropriate?
#9695
parasitology
True about Toxaplasma gondii is, it is carried by -
#9696
General
Which of the following is used for Rickettsia ?
#9697
General
Prozone phenomenon is seen with?
#9698
Virology
HCV is associated with -
#9699
General
Integrins are associated with all of the following except: September 2009
#9700
General