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Question: Answered & Verified by Expert
Abdominal ganglion in cockroach is not found in this segment,
BiologyStructural Organisation in AnimalsNEET
Options:
  • A 2 and 3
  • B 4
  • C 5
  • D 6
Solution:
1618 Upvotes Verified Answer
The correct answer is: 5
In cockroach abdominal ganglia are present in 2,3,4,6 and 7 segments and are absent in 5, 8, 9 and 10 segments. The largest abdominal ganglion is in 6th and 7th abdominal segment.

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