First slide

Cockroach

Question

In cockroach, locomotory organs arise from

Moderate

A

Head
B

Thorax
C

Abdomen
D

Prostomium

Solution

Thorax consists of three parts – prothorax, mesothorax and metathorax. Each thoracic segment bears a pair of walking legs. The first pair of wings arises from mesothorax and the second pair from metathorax. The hind wings are transparent, membranous and are used in flight.
Prostomium is a body division in earthworm.

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