Single Choice

The dorsal portion of skeleton found on the abdomen of cockroach is

APleuron
BSternum
CTergum
Correct Answer
DVertex

Solution

Cockroach shows the presence of exoskeleton. There are 10 segments in the abdominal region. These segments are absent in the head. The dorsal portion of the segments on the body of the arthropods is called as tergum. The tergum is made up of calcareous plates called tergites. The portion on the dorsal side forms the terga and the portion on the ventral side form the sternum.
So, the correct answer is option C.

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