Question : Complete the following statement : (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 ........

Question : Complete the following statement : (a) In cockroach grindin

1.	Question : Complete the following statement : (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 ........
Answer» Solution :(a) GIZZARD - is a muscular and STRUCTURE with many folds it is located after foregut and possesses 6 highly chitinous plates called teeth which grind the food. (b) Malpighian - tubules help in removing nitrogenous EXCRETORY m aterial in arthropeda. Thus it works as an excretory ORGAN. (c) Ileum, colon and Rectum - Rectum opens outside through anus. (d) Blood cavity - it is a cavity (Haemocoel) nam ed H aem ocoel. It is divided into cavities and in that internal ORGANS of cockroach are Mooting in Haemolymph.