Mcq Subject: Microbiology

Which bacteria acts by inhibiting protein synthesis?

A. Pseudomonas

B. Staphylococcus

C. Streptococcus

D. Klebsiella

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All are true about streptococcus Except

A. M-protein is responsible for production of mucoid colonies

B. M-protein is responsible for virulence

C. Mucoid colonies are virulent

D. Classified based on their haemolytic propeies.

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The process of destroying all microbes including spores is called :

A. Disinfection

B. Antisepsis

C. Asepsis

D. Sterilization

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“Acute Meningoencephalitis” is caused by:

A. E. histolytica

B. Nageleria

C. Giardia

D. E.coli

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Sedimentation coefficient of Ig E is:

A. 7S

B. 8S

C. 11S

D. 20 S

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TYNDALLISATION is a type of

A. intermittent sterilization

B. pasteurisation

C. boiling

D. autoclaving

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Fish tank granuloma is seen in –

A. Mfortuitum

B. Mkansasi

C. Mmarinum

D. M leprosy

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Spore forming anaerobic gram positive bacilli ?

A. Bacillus Anthracis

B. Clostridia

C. Corynebacterium

D. Peptostreptococcus

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Budding reproduction in tissue is seen in

A. Cryptococcus, candida

B. Candida, rhizopus

C. Rhizopus, mucor

D. Histoplasma, candida

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H. capsulatum, a dimorphic fungus, is found in soil heavily contaminated with bird droppings. Which of the following statements best describes the presence of the organism in tissue biopsies?

A. Yeasts with broad-based bud

B. Single-cell yeasts with pseudohyphae

C. Arthrospores

D. Oval budding yeasts inside macrophages

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