In Cockroach, the number of ganglia are

Options

A. Two pairs thoracic and four pairs abdominal
B. Three pairs thoracic and six pairs abdominal
C. Three pairs thoracic and five pairs abdominal
D. Two pairs thoracic and six pairs abdominal

Answer

B

Explanation

Cockroach consists of three pairs of ganglia in thorax and six pairs of ganglia in abdomen region. The last ganglia is the largest abdominal ganglia.