In female cockroach, _________ segment sternum is large, boat shaped and splitted into two apical lobes or plates.
5th
6th
7th
8th
The 7th sternum, which is shaped like a boat in females, joins the 8th and 9th sterna to create a brood or genital pouch, the anterior portion of which houses the female gonopore, spermathecal pores, and collateral glands. Option 3 is correct.