VetBact

VetBact - 'Easy' Gram Staining Quiz



Question

Which of the following bacteria is/are Gram positive (G+) and which ones are Gram negative (G-)?
Species/subspeciesG+G-
  Pseudomonas aeruginosa:
  Mannheimia haemolytica:
  Staphylococcus aureus aureus:
  Francisella tularensis tularensis:
  Escherichia coli:
 List correct answers

www.vetbact.org 2026-02-01