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Number of thoracic and abdominal ganglia...

Number of thoracic and abdominal ganglia in cockroach respectively is

A

3 and 6 respectively

B

3 and 3 respectively

C

6 and 6 respectively

D

6 and 3 respectively

Text Solution

Verified by Experts

The correct Answer is:
A
The newest system of cockroach consists of a series of fared segmentally arranged ganglia joined by paired longitudinal connectives on unreal sides. Three ganglia lie in thorax and six in the abdomen.
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