Answer :

Segmentation in earthworm is used for its locomotion and setae are the part of each segment which has the muscles needed for locomotion. It is present in all segments of the earthworm except in the 1st, last and clitellar segment. Thus, the correct answer is 20th-22nd segment since all the other options do not have setae.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses

Comment upon the Biology - Exemplar

Why earthworm is Biology - Exemplar

Why nephridia in Biology - Exemplar

Correct the wrongBiology - Exemplar

How do you distinBiology - Exemplar

Setae help in locBiology - Exemplar

Match the followiBiology - Exemplar

State the number Biology - Exemplar

What is the scienBiology - Exemplar