Sample

Gram Stain

Agar Slant Cultural Characteristic

Starch Hydrolysis

Lactose

Dextrose

Sucrose

H2S Production

Indole Production

MR Reaction

VP Reaction

Citrate Use

Urease Activity

Catalase Activity

Oxidase Activity

Identified Bacteria

Cake box, Pastry box, Sweet box, Pizza box

Rod+

Abundant, opaque, white waxy growth

+

a

a

+, −

+

Bacillus cereus

Paper plate, Tissue paper, Paper bag

Rod+

Abundant, Dry, Flat, Irregular

+

+, −

+

+

+

+

+

+

+,-

Bacillus subtilis

Coffee cup, French fries box

Coccus+

Abundant, opaque, golden growth

-

a

a

a

+

+, −

+

Staphylococcus aureus

Fruit tray

Rod-

Abundant, thin, white medium turns green

+

+

+

Pseudomonas aeruginosa