Bacilli are bacteria which are-

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RRB JE Previous Paper 9 (Held On: 25 May 2019 Shift 1)
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  1. Comma-shaped
  2. Rod-shaped
  3. Spiral
  4. Spherical

Answer (Detailed Solution Below)

Option 2 : Rod-shaped
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Rod-shaped is the correct answer.

  • Bacteria exist in a variety of forms, mainly spherical, rod-shaped and spiral-shaped.
  • Rod-shaped Bacillus: bacilli
  • Spherical Coccus: cocci
  • Comma-shaped Vibrium: vibrio
  • Spiral Spirillum: spirilla
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