Q. Water circulatory system in found in I. $Sponge$ II. $Hydra$ III. Annelida IV. Starfish V. Arthropoda Choose the correct option
A) I, II and III
B) III, IV and V
C) I, II and IV
D) II, IV and V
Explanation
Water is the medium of transportation, in sponges (water canal system) Hydra (gastro vascular system) and starfish (ambulacral system)
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.