Updated Medical MCQs – General Microbiology ( Microbiology ) MCQs
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Latest Medical MCQs
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Latest General Microbiology ( Microbiology ) Mcqs
The most occurred mcqs of General Microbiology ( Microbiology ) in past papers. Past papers of General Microbiology ( Microbiology ) Mcqs. Past papers of General Microbiology ( Microbiology ) Mcqs . Mcqs are the necessary part of any competitive / job related exams. The Mcqs having specific numbers in any written test. It is therefore everyone have to learn / remember the related General Microbiology ( Microbiology ) Mcqs. The Important series of General Microbiology ( Microbiology ) Mcqs are given below:
Which of the following is NOT a live attenuated vaccine ?
B. Tuberculosis (BCG)
C. Varicella Zoster virus
Stain used to make the wetted area of filter paper strip more visible is_____________?
A. Haemotoxin stain
B. Eosin stain
C. Ninhydrin stain
D. Blue stain
Out of the following hypersensitivity reactions, in which type a single dose of the antigen can act as both the sensitizing and shocking dose_______________?
A. Arthus reaction
C. Serum sickness
D. Contact dermatitis
Anaphylaxis refers to the________________?
A. Severe reaction following the injection of protein solution in a sensitized individual
B. State of immunity developed by repeated injections of any foreign substance
C. Severe reaction following primary injection of Protein solutions
D. Severe reaction resulting from sensitivity to common allergens
Which of the following is not used as disinfectant________________?
A. 2% Lysol
B. 100% alcohol
C. 1-2% cetrimide
D. 5% chloroxylene
Components of innate immunity that are active against viral cells includes______________?
A. NK Cells
B. B cells
C. Cytotoxic T cells
D. Memory B cells
Chemotactic cytokine is_________________?
Antibiotic sensitivity and resistance of micro organisms is determined by________________?
C. Direct microscopy
D. DNA probe
The cell wall deficient bacteria_______________?
Negative phase is seen in ________ immunity?
When horse serum is injected intravenoulsy in to a rabbit and again in to the skin two or three weeks later, what is the necrotizing reaction that occurs as the site of the second injection________________?
C. Arthus phenomenon
D. Serum sickness
Which is type II hypersensitivity ?
A. Delayed hypersensitivity
C. Immune complex mediated
D. Cytotoxic / cytolytic type
A person working in an abattoir presented with a papule on hand, which turned in to an ulcer. Which will best help in diagnosis______________?
A. Trichrome Methylene blue
B. Acid Fast Stain
C. Carbol Fuschin
D. Calcoflour White
The earliest identifiable cells of T-Cell lineage during maturation are_______________?
A. CD7+ Pro-T-Cells
B. CD8+ Pro-T-Cells
C. CD5+ Pre-T-Cells
D. CD8+ Pre-T-Cells
The following immunoglobulin is not known to fix complement_________________?
The reaginic antibody is________________?
Secondary response is mediated by_______________?
Portion of immunoglobulin molecule with molecular weight to 50000_________________?
A. L chain
B. H chain
C. Secretory piece
D. J piece
Which of the following is true about pasteurization ?
A. It kills 95% of microorganisms
B. It kills all bacteria except thermoduric bacteria
C. It kills bacteria and spores
D. Tubercle bacilli are destroyed
Oil and Grease are sterilized by________________?
A. Hot air oven
C. Auto claving
D. Ethylene dioxide
Hot air oven is used for sterilization of all EXCEPT__________________?
A. Sharp instrument
B. Rubber tubes
D. Liquid paraffin
Endoscopes are sterilized by using_______________?
D. Gamma radiation
Killer and Helper cells are part of_______________?
B. T cells
C. B cells
T cells multiplication is stimulated by_______________?
C. Bovine serum
Same or closely related antigens present in different biological species are known as________________?
B. Suquestrated antigens
D. Heterophile antigens
Rh incompatibility is which type of hyper sensitivity reaction ?
A. Type III
B. Type II
C. Type I
D. Type IV
The killer cells are associated with immunologic response___________________?
A. Type III
B. Type II
C. Type I
D. Type IV
The prototype of Type II hypersensitivity reaction is__________________?
B. Arthus reaction
C. Auto immune hemolytic anemia
D. Contact dermatitis
Cold sterilization refers to the process of sterilization by use of______________?
A. Ultrasonic vibrations
B. Ultra violet rays
C. Infrared rays
D. Gamma rays
A woman with infertility receives an ovary transplant from her sister who is an identical Twin. What type of graft it is ?
Type I hypersensitivity is mediated by which of the following immunoglobulins ?
Active artificial immunization is induced by the administration of all of the following EXCEPT______________?
B. Bacterial products
Immunity that is conferred to the foetus by transfer of IgG and IgA antibodies is called as______________?
A. Passive acquired immunity
B. Active acquired immunity
C. Natural active immunity
D. Passive natural immunity
The protective effects breast milk are known to be associated with______________?
B. IgM antibodies
C. Mast cells
D. IgA antibodies
IL-1 and TNF a during inflammation are secreted by______________?
B. Activated macrophages
C. Plasma cells
Virus infected cell is killed by________________?
Prozone phenomenon is due to______________?
A. Excess antigen
B. Disproportionate antigen antibody levels
C. Excess antibody
D. Hyper immune reaction
Most sensitive test for antigen detection is_______________?
A. Radioimmuno Assay
D. Passive hemaglutination
Complement binding immunoglobin via the classical pathway is_______________?
A. IgG & igM
B. IgG & IgD
C. IgG & IgA
D. IgD & IgE
Function of Ig A is________________?
A. Acts as a mucosal barrier for infection
B. Kills virus infected cells
C. Circulating antibody
D. Activates macrophages
Antigen combining site of the antibody is____________________?
Opsonisation is by_______________?
E. Both C & D
Endotoxins are produced by________________?
A. Gram +ve bacteria
D. Gram -ve bacteria
The antigen used in Weil Felix test is obtained from________________?
Most of the drug resistances occurs due to_____________?
Spores are disinfected by_______________?
E. Both A & C
Flash pasteurization of milk is done at what temperature______________?
A. 60°C for 15 minutes
B. 125°C for new seconds
C. 72°C for 5 minutes
D. 72° for 15 – 20 Sec
Mesophilic organisms are those that grow best at temperature of______________?
A. -7°C to + 20°C
B. -20°C to -7°C
C. 25°C to 40°C
D. 55°C to 80°C
The mechanism of genetic transfer where a phage serves as a vehicle is_______________?
Dorset’s egg medium is used for cultivation of______________?
Culture medium for corynebacterium diphtheria_______________?
A. Loefflers serum slope
B. Saboraud agar
C. Mc Conkey
D. Lowenstein Jensen medium
The best skin disinfectant is________________?
D. None of the above
The usual concentration of agar used in agar medium is___________________?
Louis Pasteur is not associated with_______________?
A. Discovery of Rabies Vaccine
B. Introduction of complex media
C. Discovery of M. Tuberculosis
D. Disproved spontaneous regression theory
Anaerobic bacteria can be cultured in__________________?
A. Loefflers medium
B. Robertson cooked meat medium
C. L-J medium
D. Sabourauds agar
Characters of exotoxin include all, except_______________?
A. Protein polysaccharide complex
B. Highly potent
C. Heat labile
D. Has specific tissue affinity
Following reaction are produced by heterophil antigens except_____________?
A. Weil-Felix reaction
B. Forssman antigen antibody reaction
C. Paul bunnel reaction
D. Widal reaction
Adjuvant given along with antigens are going to________________?
A. Reduce the antigenicity
B. Increase antigenicity
C. Increase toxigenicity
D. reduce the toxigenicity
IgG has subclasses_______________?
A. non-antigenic and toxic
B. antigenic and non-toxic
C. antigenic and toxic
D. non-antigenic and non-toxic