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  • Question
  • Which of the following is/are not a gram-positive bacteria?


  • Options
  • A. Streptococci
  • B. Pseudomonas
  • C. Mycobacteria
  • D. None of these

  • Correct Answer
  • Pseudomonas 


  • Bacteria problems


    Search Results


    • 1. Gram-negative bacteria, responsible for food poisoning, is/are

    • Options
    • A. Salmonella
    • B. Pseudomonas
    • C. Clostridia
    • D. None of these
    • Discuss
    • 2. Which of the following is a gram-positive bacteria?

    • Options
    • A. Lactobacillus
    • B. Staphylococci
    • C. Streptococci
    • D. All of these
    • Discuss
    • 3. Coliform bacteria on fermentation of carbohydrates yields

    • Options
    • A. lactic acid
    • B. acetic acid
    • C. formic acid
    • D. all of these
    • Discuss
    • 4. Thermus thermopiles is a

    • Options
    • A. gram negative eubacteria
    • B. gram positive eubacteria
    • C. gram negative archebacteria
    • D. gram positive archebacteria
    • Discuss
    • 5. The enzyme, which hydrolyses the murein is

    • Options
    • A. perxoidase
    • B. tannase
    • C. lysozyme
    • D. none of these
    • Discuss
    • 6. Bacterial spoilage is identified by which of the following morphological characteristics?

    • Options
    • A. Encapsulation
    • B. Endospores
    • C. Cell aggregation
    • D. All of these
    • Discuss
    • 7. Bacteria are

    • Options
    • A. saprophytic
    • B. symbiotic
    • C. hyper parasitic
    • D. all of these
    • Discuss
    • 8. Which of the following gram-negative bacteria is/are not aerobic?

    • Options
    • A. Pseudomonas
    • B. Neisseria
    • C. Escherichia
    • D. None of these
    • Discuss
    • 9. The gram-positive bacteria lack __________ structure/component?

    • Options
    • A. outer membrane
    • B. murein
    • C. teichoic acid
    • D. plasma membrane
    • Discuss
    • 10. Gram-positive bacteria, responsible for food poisoning, is/are

    • Options
    • A. Mycoplasmas
    • B. Pseudomonas
    • C. Clostridia
    • D. all of these
    • Discuss


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