Identify $X$ the from the figure.
Chambers of heart
Chambers of blood vessels
Anterior aorta
Muscles
Explain reproductive system of female cockroach
Give the location of hepatic caeca in a cockroach. What is their function ?
Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth
The given figure shows the digestive system of cockroach with few structures marked as $A , B , C$ and $D$.
Identify structures $A$ to $D$.
Mention the function of the following
Malpighian tubules