Bacteria and Phytopathogenic Bacteria Characteristics
12 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is NOT a characteristic of phytopathogenic bacteria?

  • They are non-spore formers
  • They are mostly gram-negative
  • They can cause human and animal diseases (correct)
  • They include genera like Streptomyces and Corynebacterium

    • What is the typical size range of bacteria of medical importance?

  • 5 - 20 μm in diameter and 20 - 50 μm in length
  • 0.2 - 1.5 μm in diameter and 3 - 5 μm in length (correct)
  • 10 - 50 μm in diameter and 50 - 100 μm in length
  • 2 - 10 μm in diameter and 10 - 20 μm in length

    • What is the unit of measurement used in bacteriology?

  • Nanometer (nm)
  • Millimeter (mm)
  • Micrometer (μm) (correct)
  • Centimeter (cm)

    • Which of the following is a curved, comma-shaped rod?

    <p>Vibrios</p> Signup and view all the answers

    Which of the following is NOT a characteristic arrangement of cocci?

    <p>Filamentous</p> Signup and view all the answers

    Which of the following is a characteristic of spirochetes?

    <p>They are flexuous spiral forms</p> Signup and view all the answers

    Which of the following is NOT a characteristic of phytopathogenic bacteria?

    <p>Capable of photosynthesis due to the presence of chlorophyll</p> Signup and view all the answers

    Which statement about the growth of phytopathogenic bacteria is correct?

    <p>They can be cultured on artificial media, but grow slowly compared to saprophytes</p> Signup and view all the answers

    Which of the following statements about the shape of phytopathogenic bacteria is NOT true?

    <p>They are always perfectly spherical in shape</p> Signup and view all the answers

    How do phytopathogenic bacteria typically gain entry into plants?

    <p>Through natural openings or wounds in the plant</p> Signup and view all the answers

    Which of the following statements about the flagellation of phytopathogenic bacteria is correct?

    <p>The majority of phytopathogenic bacteria are flagellate</p> Signup and view all the answers

    What is the primary mode of carbohydrate decomposition for phytopathogenic bacteria?

    <p>Aerobic or facultative anaerobic</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser