What is the correct answer?


Select the correct statement regarding Periplaneta americana

A. There are 16 very long malpighian tubules present at the junctions of midgut and hindgut.

B. Grinding of food is carried out only by the mouth parts.

C. Nervous system is located ventrally and consists of segmentally arranged ganglia joined by a pair of longitudinal connectives.

D. Females bear a pair of short thread like anal styles.

Correct Answer :

D. Females bear a pair of short thread like anal styles.

Anal style is a pair of short, thread-like structure present in males only. In both sexes, the 10th segment bears of pair of jointed filamentous structures called anal cerci.

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