Distinguish between the following: Prostomium and peristomium.

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(N/A)
Prostomium Peristomium
$1$. It is a small,fleshy,lobe-like structure that overhangs the mouth of an earthworm. $1$. It is the first body segment of the earthworm,also known as the buccal segment.
$2$. It acts as a wedge to force open cracks in the soil and is sensory in function. $2$. It surrounds the mouth opening and contains the mouth.

Explore More

Similar Questions

Which cells or glands in an earthworm provide nutrition to the unfertilized eggs?

How many pairs of lateral hearts are present in $Pheretima$ (in pairs)?

In earthworms,smaller blood vessels deliver blood to the .....

Choose the correct combination of labeling from the options given.

Which of the following statements is correct regarding the female reproductive system of an earthworm?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo