5· E. coli ferments lactose but does not ferment glucose 6. Ps. aeruginosa can ferment lactose but not mannitol 7. Proteus vulgaris fermented neither glucose nor lactose 8. Gas is produced if the broth turned red 9. Acid is produced if the broth turned yellow 10. Phenol red gives a yellow color at acidic pH 11. Phenol red gives a yellow color at alkaline pH True or False True or False True or False True or False True or False True or False True or False