a. In cockroach grinding of food particle is performed by ____________
b. Malpighian tubules help in removal of ___________________________
c. Hind gut of cockroach is differentiated into ______________________
d. In cockroach blood vessels open into spaces called ___________
A.In cockroach grinding of food particle is performed by gizzard.
Expaination –
Gizzard is the part of a stomach in which food is changed into smaller pieces before it can be digested.
B.Malpighian tubules help in removal of Nitrogenous excretory products.
Explaination-
Malpighian tubules perform the main function for the regulation and control of haemolymph composition and volume
C.The hindgut of cockroach is differentiated into ileum, colon and rectum.
Explanation-
ileum-the final and longest segment of the small intestine.
Colon-its main function is Absorption of water and ions occur through rectum.
Rectum- An important function of the rectum in terrestrial insects is the removal of water from the faeces
D.In cockroach blood vessels open into spaces called Haemocoel.
Explaination-
haemocoel is the main body cavity of invertebrates