Top 1000+ Solved Microbiology MCQ Questions Answer

From 76 to 90 of 879

Q. Streptolysin O is inactivated by

a. CO2

b. Nitrogen

c. Oxygen

d. Serum

  • c. Oxygen

Q. Streptolysin ‘S’ is

a. Oxygen unstable

b. Thermostable

c. Oxygen stable

d. None of these

  • c. Oxygen stable

Q. Influenza virus is identified by using

a. Haemaggulutinin inhibition test

b. Tissue culture method

c. Embryonated eggs

d. Plaque formation

  • a. Haemaggulutinin inhibition test

Q. Growth of influenza virus is identified by

a. Cytopathic effect

b. Hela cells

c. Both a and b

d. None of these

  • b. Hela cells

Q. Glutamic acid is oxidized by the speciesexcept

a. melienasis

b. abortus b.

c. B. suis

d. B.canis

  • d. B.canis

Q. “Prozone phenomenon” is encounteredin

a. A typical mycobacteria

b. Brucella

c. Streptococcus

d. Bordetella pertusis

  • b. Brucella

Q. Of the following, this is a capsulatedorganism

a. Bacillus anthraci

b. Escherichia-coli

c. Corynebacterium

d. Brucella

  • a. Bacillus anthraci

Q. Anthrax is a

a. Vector borne

b. Zoonotic infection

c. Wound bone

d. Soil borne

  • b. Zoonotic infection

Q. Mc Fadyean’s reaction is used to detect

a. Bacillus anthraci

b. Brucella

c. Corynaebacterium

d. None of these

  • a. Bacillus anthraci

Q. Gasgangarene bacillus is

a. Facultative anaerobe

b. Obligate anaerobe

c. Facultative aerobe

d. Obligate aerobe

  • b. Obligate anaerobe

Q. Coagulase test is used for

a. Salmonella

b. Staphylococcus

c. Bordetella

d. Pneumococcus

  • b. Staphylococcus

Q. HIV is belonging to

a. Retro Viridae

b. Rhabdo Viridae

c. Toga Viridae

d. Paramyxo Viridae

  • a. Retro Viridae

Q. Special feature of Retro viruses

a. Reverse transcriptase

b. RNA directed DNA polymerases

c. Both a & b

d. Boils

  • c. Both a & b

Q. AIDS virus is

a. RNA viru

b. DNA virus

c. Retro virus

d. Entero virus

  • c. Retro virus

Q. AIDS is caused by

a. HTLV – I

b. Bunya virus

c. HTLV – III

d. All

  • d. All
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