Which of the following is INCORRECT about a cockroach ?

Options

A. In females , a pair of spermatheca is present in the 6.. segment
which opens into the genital chamber .
B. Male genital pouch is present dorsal to anus and contain male
genital pore and gonapohysis.
C. The heart is differentiated into funnel shaped chambers with Ostia
on either side .
D. Blood vascular system is open type in which blood from sinuses
enter heart through ostia and pumped anteriorly.

Answer

B