Which is characteristic of Cockroach
$13-$ chambered heart
Reduced wings
Cocoon formation
Segmented body
Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth
Give the location of hepatic caeca in a cockroach. What is their function ?
The given figure shows the digestive system of cockroach with few structures marked as $A , B , C$ and $D$.
Identify structures $A$ to $D$.
In cockroach, male genital open into.....
Match correct pair (cockroach).
$\begin{array}{|p{0.3\linewidth}|l|} \hline Column-I & Column-II \\ \hline 1.\,\,Exoskeleton & p.\;Thorax \\ \hline 2.\,\,Three\,\,ganglion & q.\;Chitin \\ \hline 3.\,\,One\,\,pair\,\,of\,\,seminal\,\,vesicle & r.\;6^{th}-7^{th}\,\,segments\;\;of\;\;abdomen \\ \hline 4.\,\,Mushroom\,\,shaped & s.\;6^{th}\,\,segments \\ \hline \end{array}$