Which segment contains the mouth in an earthw | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(C) In an earthworm $(Pheretima \ posthuma)$,the body is divided into segments called metameres. The first body segment is known as the $Peristomium$

Vedclass · Accepted Answer

Peristomium

Vedclass · Answer

(C) In an earthworm $(Pheretima \ posthuma)$,the body is divided into segments called metameres. The first body segment is known as the $Peristomium$ (or buccal segment). The mouth is located in this $Peristomium$ segment. The $Prostomium$ is a fleshy lobe that overhangs the mouth,which is used as a wedge to force open cracks in the soil.

Which segment contains the mouth in an earthworm?

Similar Questions

In which region is the tuft of nephridia found in earthworms?

Which structure in the earthworm is capable of secreting hormones?

Earthworms are hermaphrodite animals; therefore,which method of reproduction do they perform?

Identify the location and function of the following structures in an earthworm:
$(i)$ Setae
$(ii)$ Typhlosole

Which of the following structures is found in the $7^{th}$ and $9^{th}$ segments of $Pheretima$?

Vedclass Test Series

Exam Paper Generator

Online Exam Module