Q. In pseudocoelomates such as Aschelminthes, the mesoderm is:
A) Absent altogether
B) Forming a complete lining of the body cavity
C) Restricted to the gut wall only
D) Present as scattered pouches between ectoderm and endoderm
Explanation
A pseudocoelom is a body cavity that is not lined by mesoderm; instead mesoderm occurs as scattered pouches between ectoderm and endoderm. A true coelom is completely mesoderm-lined.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.