Question

A list of animals is given below. Identify the animals with open circulatory system and choose the correct answer.
(a) Ascidia (b) Cockroach (c) Earthworm (d) Prawn (e) Silverfish (f) Snail (g) Squid.

• A. b, d, f
• B. a, b, d, f
• C. c, d, e, g
• D. b, d, e, f
• E. a, b, d, f, g

Answer 1

Answer: (D)

II. Cockroach, IV. Prawn, V. Silverfish, VI. Snail and VII. Balanoglossus