One of the following staining methods is an example of negative staining_______________?

Correct answer: C. India ink preparation

  • A. Gram's staining
  • B. Fontana's staining
  • C. India ink preparation
  • D. Zheil-Neilson's staining

Explanation

India ink is a negative stain because the dark dye stains the background while leaving the bacterial cell clear, often revealing a capsule as a halo. Gram and Ziehl-Neelsen methods stain the organisms themselves.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated
Report an error

The more specific you are, the faster it gets fixed. A source beats an opinion.

Prefer email? support@testustad.com

Practise Bacteriology

167 free Bacteriology MCQs from Microbiology, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Microbiology questions like this

Microbiology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

More Bacteriology questions