A list of animals is given below. Identify the animals with open circulatory system and choose the correct answer. (A) Acidia (B) Cockroach (C) Earthworm (D) Prawn (E) Silverfish (F) Snail (G) Squid

A list of animals is given below, identify the animals with open circulatory system and choose the correct answer. I. Ascidia II. Cockroach III. Earthworm IV. Prawn Vgt Silverfish VI. Snail VII. Balanoglossus.

Which ones have open circulatory system? 1. Ascidia 2. Cockroach 3. Earthworm 4. Prawn 5. Silver Fish 6. Snail 7. Squid