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Which one of the following is NOT a characteristic of phylum Annelida?

Which one of the following is NOT a characteristic of phylum Annelida?

Options

(a) Closed circulatory system
(b) Segmentation
(c) Pseudocoelom
(d) Ventral nerve cord

Correct Answer:

Pseudocoelom

Explanation:

Characteristic of phylum-Annelida is pseudocoelomate. Pseudocoelomate is any invertebrate animal whose body cavity is a pseudocoel, a cavity between the gut and the outer body wall derived from a persistent blastocoel, rather than a true coelom. Pseudocoelomate animal include the Rotifera and Nematoda

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