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I inoculated nutrient agar with bacillus subtilis and it made a dark green colour on agar plates.
Agar; Expected colony characteristics of organisms in EMB agar (Quality control) Escherichia coli ATCC 25922: Blue-black bulls eye; may have green metallic sheen; Pseudomonas aeruginosa ATCC 27853: Colorless; Uses of Eosin-Methylene blue agar. Primary purpose: Isolation and differentiation of lactose fermenting and non-lactose fermenting enteric bacilli.