Question

Smallest form of bacteria is called: a. Vibrio b. Cocci c. Bacilli d. Spirilla

Answer 1

Cocci are the smallest form of bacteria known to a human being.

Cocci is a single cell bacteria and sometimes it comes in various shapes like a chain of cocci, a pair of cocci, a cluster of cocci etc. Pairs of cocci are called Diplococci, Chains of cocci are known as Streptococci, Tetrads are the cluster cocci.