Question

Match the columns and find out the correct combination

Answer 1

(A) Nephridia - (2)Leech -Leeches belong to the phylum Annelida.they have nephridia as excretory organs. Nephridium is functionally similar to kidneys.

(B) Malpighian tubules - (5)Cockaroach -Malpighian tubules are excretory organs present in the cockroach. They lie freely in hemolymph. They remove excretory products from the hemolymph and open in the alimentary canal at the junction of the midgut and hindgut. In each cockroach, they are about 150 in number.

(C) Protonephridia- (4)Roundworm -In Roundworm pronephros are present. Proenphrons is a paired organ, consisting of a single giant nephron that processes blood filtrate produced from glomeruli. The filtrate is deposited into the coelom.

(D) Kidneys - (3) shark -There is a pair of kidneys present as the excretory organ in the shark. The nephron is the structural and functional unit of the kidney.