All are capsulated bacteria except -: (A) Neisseria, (B) Corynebacterium diphtheriae, (C) Haemophillus, (D) Streptococcus saliverius
Answer is B. The diphtheria bacillus are pleomorphic, nonsporing noncapsulated and nonmotile they are gram-positive .pleomorphic, nonspoing, encapsulated, nonmotile gram-positive bacteria REF:Ananthanarayan and Panikkar's textbook of microbiology 9th edition pg no 236