Q. Stink gland is found in
A) 4^(th) and 5^(th) terga of cockroach
B) 5^(th) and 6^(th) terga of cockroach
C) 5^(th) and 6^(th) sterna of cockroach
D) 4^(th) and 5^(th) sterna of cockroach
Explanation
The posterior region of body of cockroach is called abdomen. The abdomen of adult consists of 10 segments, while embryo has 11 segments. In female cockroach, abdomen is broader than in male. In between sclerites (terga) of 5/6 segments specially in the vicinity of arthrodial membrane, a pair of stink glands are present.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.