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  • Question
  • Gram-negative bacterium is/are


  • Options
  • A. Escherichia
  • B. Clostridia
  • C. Staphylococci
  • D. All of these

  • Correct Answer
  • Escherichia 


  • Bacteria problems


    Search Results


    • 1. Fluorescent treponemal antibody test is an example of

    • Options
    • A. indirect immunofluorescence
    • B. direct immunofluorescence
    • C. both (a) and (b)
    • D. none of these
    • Discuss
    • 2. Amount of various immunoglobulin classes can be measured by

    • Options
    • A. double diffusion in one dimension
    • B. single diffusion in two dimensions
    • C. single diffusion in one dimension
    • D. double diffusion in two dimensions
    • Discuss
    • 3. The test (s) based on the principle of toxin neutralization is/are

    • Options
    • A. Nagler's reaction
    • B. Schick test
    • C. both (a) and (b)
    • D. none of these
    • Discuss
    • 4. Commercially available ELISA kits are used for the detection of

    • Options
    • A. rotavirus
    • B. hepatitis B surface antigen
    • C. anti-HIV antibodies
    • D. all of these
    • Discuss
    • 5. Quellung reaction is used for typing of

    • Options
    • A. Klebsiella pneumoniae
    • B. Streptococcus pneumoniae
    • C. Both (a) and (b)
    • D. None of these
    • Discuss
    • 6. The enzyme, which hydrolyses the murein is

    • Options
    • A. perxoidase
    • B. tannase
    • C. lysozyme
    • D. none of these
    • Discuss
    • 7. Thermus thermopiles is a

    • Options
    • A. gram negative eubacteria
    • B. gram positive eubacteria
    • C. gram negative archebacteria
    • D. gram positive archebacteria
    • Discuss
    • 8. Coliform bacteria on fermentation of carbohydrates yields

    • Options
    • A. lactic acid
    • B. acetic acid
    • C. formic acid
    • D. all of these
    • Discuss
    • 9. Which of the following is a gram-positive bacteria?

    • Options
    • A. Lactobacillus
    • B. Staphylococci
    • C. Streptococci
    • D. All of these
    • Discuss
    • 10. Gram-negative bacteria, responsible for food poisoning, is/are

    • Options
    • A. Salmonella
    • B. Pseudomonas
    • C. Clostridia
    • D. None of these
    • Discuss


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