Q. The movement or locomotion in Aschelminthes is due to
A) Calcareous skeleton
B) Siliceous skeleton
C) Hydro skeleton
D) Exoskeleton
Explanation
Aschelminthes lack a mineralised skeleton. High fluid pressure in the pseudocoelom helps in maintaining the body form, hence called as a hydroskeleton
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.