A. Clostridium tetani.
B. Neisseria meningitidis.
C. Corynebacterium diphtheriae.
Ans:C. Corynebacterium diphtheriae.
The micro-organism shown in the picture above represents Corynebacterium diphtheriae.
- Corynebacterium diphtheriae is a nonmotile, noncapsulated, club-shaped, Gram-positive,pleomorphic bacillus.
- They have the characteristic of forming irregular, club-shaped or V-shaped arrangements in normal growth.
- They undergo snapping movements just after cell division, which brings them into characteristic forms resembling Chinese letters.
- Special stains like Alberts’s stain are used to demonstrate the metachromatic granules formed in the polar regions. The granules are called as polar granules, Babes Ernst granules.