Q. Body of earthworm is divided into how many similar segments, which are called metameres or somites?
A) 60 to 120
B) 100 to 120
C) 80 to 120
D) 120 or more
Explanation
Soft and naked body of earthworm (Pheretima posthuma) is divided into 100-120 similar segments called metameres or somites.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.