Q. Haemocoel is found in
A) Hydra and Aurelia
B) Taenia and Ascaris
C) Cockroach and Pila
D) Balanoglossus and Herdmania
Explanation
Haemocoel is a cavity formed by combination of many sinuses and filled with haemolymph, in which the viscera are embedded. This type of body cavity ie, haemocoel is present in members of phylum-Arthropoda (like cockroach) and phylum-Mollusca (like Pila).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.