Free Kingdom Prokaryotae MCQs with Answers

533 Kingdom Prokaryotae MCQs from Biology, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.

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533 questions · page 54 of 54

531. The example of atrichious bacteria is:

  • A. Bacill
  • B. Spirilla
  • C. Vibrio
  • D. Cocci

Explanation: Bacillus is an example of bacteria that can be atrichous, meaning they do not have flagella or hair-like structures for movement. These bacteria are typically rod-shaped and can be found in various environments.

Correct answer: Bacill

532. The Peptidoglycan layer is found in the cell Of:

  • A. Bacteria
  • B. Algae
  • C. Fungi
  • D. Both (A) & (B)

Explanation: The peptidoglycan layer is found in the cell wall of bacteria. It is a unique structural component that provides strength and rigidity to the bacterial cell. This layer is composed of a mesh-like network of sugar chains cross-linked by short peptide chains. The peptidoglycan layer helps protect the bacterial cell from external stresses and maintains its shape.

Correct answer: Bacteria

533. A bacterium with single polar flagellum is:

  • A. Amphitrichous
  • B. Atrichous
  • C. Lophotrichous
  • D. Monotrichous

Explanation: A bacterium with a single polar flagellum is classified as Monotrichous. This means that the flagellum is located at one end (pole) of the bacterial cell.

Correct answer: Monotrichous