The bacterium containing yellow pigment is

A. Xanthomonas

B. Erwinia

C. Pseudomonas

D. Ralstonia

Answer: Option A

Solution(By Examveda Team)

The bacterium containing yellow pigment is Xanthomonas.
Xanthomonadins are a unique class of carotenoid-like pigments produced by members of the phytopathogenic genus Xanthomonas.
These pigments are brominated, aryl-polyene, yellow, water-insoluble pigments that are associated exclusively with the outer membrane of the bacterial cell wall.