Question:medium

Consider the following statements:
Assertion (A): In cockroach, 6th abdominal ganglion is the largest ganglion.
Reason (R): It is formed by the fusion of ganglia of 7-10 abdominal segments.
The correct answer is

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Total ganglia in cockroach ventral nerve cord = 9 (3 Thoracic + 6 Abdominal).

Updated On: Mar 31, 2026

Both (A) and (R) are true, (R) is the correct explanation of (A)
Both (A) and (R) are true, (R) is not the correct explanation of (A)
(A) is true, but (R) is false
(A) is false, but (R) is true

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The Correct Option is A

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