Q. The point by which Annelida advanced over Nematoda is
A) True coelom
B) Metameric segmentation
C) Closed circulation
D) All of the above
Explanation
Annelids have true coelom, metameric segmentation and closed circulation.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.