Earthworms have no skeleton,but during burrow | vedclass

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(C) The correct answer is $C$. $A$ hydraulic skeleton is a support system found in soft-bodied invertebrates that relies on the incompressibility of f

Vedclass · Accepted Answer

coelomic fluid

Vedclass · Answer

(C) The correct answer is $C$. $A$ hydraulic skeleton is a support system found in soft-bodied invertebrates that relies on the incompressibility of fluids contained within the body cavity. In earthworms,the coelomic fluid is under pressure within the coelom,which provides structural support for internal organs. During the process of burrowing,this coelomic fluid makes the anterior end turgid,allowing it to act as a hydraulic skeleton that aids in the movement and penetration of the soil.

Earthworms have no skeleton,but during burrowing,the anterior end becomes turgid and acts as a hydraulic skeleton. It is due to

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