Which of the following feature is not correct regarding the figure given below?
A. It is an aquatic form.
B. Circulatory system is of open type.
C. It possesses parapodia for swimming.
D. Neural system consists of paired ganglia connected by lateral nerves to a double ventral nerve cord.
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Correct Answer : B.
The given figure (Nereis) is an example of annelida. Annelida is a group commonly referred to as segmented worms, and they are found worldwide from the deepest marine sediments to the soils. Circulatory system is of closed type.