Types and Characteristics of Bacteria
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Questions and Answers

Which type of bacteria is round or oval in shape?

  • Bacilli
  • Vibrio
  • Spirilla
  • Cocci (correct)

Which type of bacteria is non-flexible spiral filaments?

  • Spirochetes
  • Vibrio
  • Mycoplasmas
  • Spirilla (correct)

Which type of bacteria is rod or stick-like in shape?

  • Mycoplasmas
  • Spirilla
  • Cocci
  • Bacilli (correct)

Which type of bacteria is curved or comma-shaped rod filaments?

<p>Vibrio (D)</p> Signup and view all the answers

What is the unit of measurement for bacteria?

<p>Micrometer (D)</p> Signup and view all the answers

Which type of bacteria is slender spiral filaments and flexible?

<p>Spirochetes (D)</p> Signup and view all the answers

Which structure is responsible for bacterial motility?

<p>Flagella (A)</p> Signup and view all the answers

What is the function of the cell wall in bacteria?

<p>Regulates the entry and exit of substances (B)</p> Signup and view all the answers

What is the main function of ribosomes in bacteria?

<p>Synthesize proteins (D)</p> Signup and view all the answers

Which type of mesosomes provides membrane space in bacteria?

<p>Lateral mesosomes (B)</p> Signup and view all the answers

What is the function of the capsule or slime layer in bacteria?

<p>Protects the bacteria against antibacterial agents (C)</p> Signup and view all the answers

What phase follows when bacteria are seeded in fresh medium and multiplication takes some time?

<p>Lag phase (C)</p> Signup and view all the answers

What is the morphology of mycoplasmas?

<p>Round or oval bodies or filaments (C)</p> Signup and view all the answers

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