(B) The cockroach has three thoracic segments: prothorax,mesothorax,and metathorax. The forewings (tegmina) are attached to the mesothorax (the $2^{nd

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Forewings called tegmina used for flight are attached to the $1^{st}$ thoracic segment

(B) The cockroach has three thoracic segments: prothorax,mesothorax,and metathorax. The forewings (tegmina) are attached to the mesothorax (the $2^{nd}$ thoracic segment),not the prothorax (the $1^{st}$ thoracic segment). Therefore,the statement in option $B$ is incorrect.

Class 11 Biology Structural Organisation In Animals Morphology of Cockroach

Medium

Which of the following statements is not true for a cockroach?

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A
$1$ pair of compound eyes
B
Forewings called tegmina used for flight are attached to the $1^{st}$ thoracic segment
C
$1$ pair of maxilla and mandible
D
Has $10$ abdominal segments