Test Preparation on Biology-Morphology of Animals (Cockroach)
1.
Generally Cockroach is .......... or .......... colored insect, however in tropical regions, they havebeen reported to be .........., .......... and .......... colored.
2.
In case of common species of Cockroach, Morphologically which statement is correct ?
3.
Exoskeleton of periplaneta is protected due to .......... .
4.
Head of the Cockroach is formed by the fusion of .......... segments.
5.
Why head of the Cockroach can move easily in all the directions ?