Category: Microbiology

Test for differentiating virulent form non-virulent tubercular bacilli_____________?

Hamad Bacteriology 09/03/2021

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A. Aryl sulphatase test
B. Niacin test
C. Neutral red test
D. Catalase peroxidase test

The usual concentration of agar used in agar medium is___________________?

Hamad General Microbiology 09/03/2021

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A. 10%
B. 2%
C. 5%
D. 15%

Most antibodies are produced in the________________?

Hamad General Microbiology 09/03/2021

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A. Heart and the liver
B. Brain and the meninges
C. Thymus and the appendix
D. Spleen and the lymph nodes

Which of the following is not used as disinfectant________________?

Hamad General Microbiology 09/03/2021

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A. 1-2% cetrimide
B. 100% alcohol
C. 2% Lysol
D. 5% chloroxylene

A darkfield microscope would be useful in examining blood for_______________?

Hamad General Microbiology 08/03/2021

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A. Treponema
B. Actinomyces
C. Streptococcus
D. Mycobacterium

Neurotoxin of tetanus acts on______________?

Hamad Bacteriology 08/03/2021

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A. Synapse
B. Muscle
C. Brain
D. Spinal card

Fungal infection of human beings is called as_____________?

Hamad Mycology And Parasitology 05/03/2021

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A. Mucorsis
B. Mycosis
C. Fungosis
D. Micromia

The antigen used in Weil Felix test is obtained from________________?

Hamad General Microbiology 03/03/2021

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A. Pseudomonas
A. coli
B. Proteus
C. Staphylococcus

A diabetic patient developed cellulitis due to staphylococcus aureus, which was found to be Methicillin resistant on the antibiotic sensitivity testing. All of the following antibiotics will be appropriate EXCEPT________________?

Hamad Bacteriology 02/03/2021

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A. Vancomycin
B. Imipenem
C. Teichoplanin
D. Linezolid

The most primitive mode of gene transfer occurs by____________?

Hamad Bacteriology 01/03/2021

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A. Transduction
B. Translation
C. Cell fusion
D. Conjugation