Comment
Share
Q)

# When the head of cockroach is cut it doesnot die immediately because :-

$\begin{array}{1 1}(A)\;\text{Its mouth part are biting and chewing type}\\(B)\;\text{Head contains segments}\\(C)\;\text{It has open circulation}\\(D)\;\text{Its nervous system is diffused due to ganglia }\end{array}$