A) 1, 2, 3, 4, 6 and 7
B) 1, 2, 3, 4, 5 and 6
C) 3, 4, 5, 6, 7 and 8
D) 8, 9 and 10
Correct Answer: A
Solution :
In cockroach there are 6 abdominal ganglia. These are found in first 7 abdominal segments 1, 2, 3, 4, 6 and 7. There is no abdominal ganglia in 5th segment.
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