BACTERIOLOGY AND MYCOLOGY-II

PREPARED BY:
Dr. Sonu S. Nair
MVSc scholar,
Division of Bacteriology and Mycology
IVRI, Izatnagar

  1. Fletcher’s media is used for cultivation of ………………………………
    a. Borrelia
    b. Leptospira
    c. Salmonella
    d. Listeria
    ANS: b. Leptospira

  2. For motility testing ……………………. Media is used
    a. Liquid media
    b. Semi solid media
    c. Solid media
    d. All the above
    ANS: b. Semi solid media

  3. Tryptic soy agar is a ……………………… media
    a. Basal
    b. Enriched
    c. Selective
    d. Enrichment
    ANS: a. Basal

  4. Concentration of salt in Mannitol salt agar is ………………………..
    a. 2%
    b. 6%
    c. 3%
    d. 5%
    ANS: d. 5%

  5. Egg containing media is used for the cultivation of ……………………………..
    a. Mycobacteria
    b. Mycoplasma
    c. Chlamydia
    d. Borrelia
    ANS: a. Mycobacteria

  6. Rhodamine will give …………………….. fluorescence
    a. Apple green
    b. Orange
    c. Reddish
    d. Bluish
    ANS: c. Reddish

  7. Mesosome is the invagination of ………………………..
    a. Nuclear membrane
    b. Plasma membrane
    c. Cell wall
    d. Capsule
    ANS: b. Plasma membrane

  8. Which among the following is having linear DNA?
    a. Bordettela
    b. Borrelia
    c. Brucella
    d. Blue green algae
    ANS: b. Borrelia

  9. Volutin granules are seen in ………………………….
    a. Corynebacterium
    b. Campylobacter
    c. Clostridia
    d. Listeria
    ANS: a. Corynebacterium

  10. …………………………….. is the numerically most abundant protein of gram –ve cell wall
    a. Lipoprotein
    b. Glycoprotein
    c. Apoprotein
    d. Flagellim
    ANS: a. Lipoprotein

  11. Flagellar antigen is …………………………
    a. H antigen
    b. O antigen
    c. K antigen
    d. F antigen
    ANS: a. H antigen

  12. Gram+ organisms have ………………… pair of flagellar rings
    a. 1
    b. 2
    c. 3
    d. 4
    ANS: a. 1

  13. Sheathed flagellum is seen in ……………………………….
    a. Listeria
    b. Leptospira
    c. Salmonella
    d. Leuconostoc
    ANS: b. Leptospira

  14. Which among the following shows pleomorphism?
    a. Streptobacilli
    b. Streptococci
    c. Staphylococci
    d. Lactobacilli
    ANS: a. Streptobacilli

  15. Quantitative ability of an organism to cause disease is ……………………………..
    a. Virulence
    b. Pathogenicity
    c. Invasiveness
    d. Adhesiveness
    ANS: a. Virulence

  16. ……………………………………. Test is used to distinguish pathogenic Staphylococci
    a. Catalase test
    b. Coagulase test
    c. CAMP test
    d. MUG test
    ANS: b. Coagulase test

  17. …………………………….. is the indicator used in Citrate utilization test
    a. Bromocresol purple
    b. Bromothymol blue
    c. Neutral red
    d. Phenol red
    ANS: b. Bromothymol blue

  18. Sodium thaurochorate is a ……………………..
    a. Bile salt
    b. Buffer
    c. Bile pigment
    d. PH indicator
    ANS: a. Bile salt

  19. ………………………………… pathway is used by Pseudomonas to oxidise aromatic compound to acetyl coA AND SUCCINATE
    a. TCA cycle
    b. Pyruvate decarboxylation pathway
    c. Entner-Doudoroff pathway
    d. Beta keto adipate pathway
    ANS: d. Beta keto adipate pathway

  20. Which among the following show bipolar staining characters?
    a. Pasteurella and Salmonella
    b. Pasteurella and Yersinia
    c. Yersinia and Brucella
    d. Yersinia and Salmonella
    ANS: b. Pasteurella and Yersinia

  21. Common laboratory contamionator is ………………………..
    a. Pseudomonas aeruginosa
    b. Protius vulgaris
    c. Mycoplasma mycoides
    d. Staphylococcus aureus
    ANS: b. Protius vulgaris

  22. Which among the following is true about Bacilllus anthracis?
    a. Rough colony is pathogenic
    b. Smooth colony is pathogenic
    c. Mucoid colony is pathogenic
    d. Both a & b
    ANS: a. Rough colony is pathogenic

  23. Type culture collections in India is maintained at …………………………
    a. Ludhiana
    b. Mukteshwar
    b. Bareilly
    c. Banglore
    ANS: a. Ludhiana

  24. ……………………………… is a type specimen designated by the original discoverer of the species
    a. Neotype
    b. Holotype
    c. Serotype
    d. Biotype
    ANS: b. Holotype

  25. ……………………………. Is a method of classification of bacteria using a number of parameters
    a. Adansonian classification
    b. Numerical classification
    c. Polyphasic classification
    d. Computer taxonomy
    ANS: c. Polyphasic classification

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