Multiple choice

Which of the following bacteria causes holoblight of beans?

  1. Pseudomonas salomonii

  2. Pseudomonas syringae

  3. Pseudomonas savastanoi

  4. Pseudomonas papaveris
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pseudomonas syringae is a rod-shaped, Gram-negative bacterium with polar flagella which causes holoblight of beans. This bacterium produces a toxin which causes systemic chlorosis.

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