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ZoologyNEET 2024Frog: morphology and anatomy

Structural Organisation in Animals

In both sexes of the cockroach, a pair of jointed filamentous structures called anal cerci are present on the:

  1. A.10th segment
  2. B.8th and 9th segments
  3. C.11th segment
  4. D.5th segment

Solution

In both sexes of the cockroach a pair of jointed anal cerci arises from the 10th abdominal segment; anal styles (males only) are on the 9th.

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