Q. Which of the following is characteristic feature of cockroach regarding sexual dimorphism?
A) Presence of anal cerci
B) Dark brown body colour and anal cerci
C) Presence of anal styles
D) Presence of sclerites
Explanation
[Solution from source] Anal styles are paired, short, unjointed structures present only in the male and help in sexual dimorphism. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.