In earthworm, which type of structure regulate the volume and composition of the body fluid.

Which of the following statements is correct about excretion in earthworm ? (i) Earthworm is mainly ureotelic (ii) Septal nephridia, present on both sides of intersegmental septa of segment 15 to the last open into intestine (iii) Integumentary nephridia, attached to lining of body wall of segment 3 to the last, open on the body surface (iv) Different types of nephridia are basicaly similar in structure (v) Nephridia regulate the volume and composition of body fluids.

Which of the following statements is correct about excretion in earthworm ? (i) Earth is mainly ureotelic (ii) Septal nephridia, present on both sides of intersegmental septa of segment 15 to the last open into intestine (iii) Integumentary nephridia, attached to lining of body wall of segment 3 to the last, open on the body surface (iv) Different types of nephridia are basicaly similar in structure (v) Nephridia regulate the volume and composition of body fluids.

Conside the following statements in accordance to the excretory system of the earthworm. I. Nepridia is segmentally arranged coiled tublue. II. Nephridia regulates the volume and composition of the body fiuids. III. There are three types of nephridia found in the earthworn. IV. Pharyngel nephridia is present as three paried trufts in the 4th, 5th and 6th segments. Which of the above statements is/ are correct ?

In earthworm and cockroach which type of structure is common-

In earthworm and cockroach which type of structure is common-

What is the major composition of seminal fluid ?

The composition of ECF is regulated by

The composition of ECF is regulated by