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1 what are the major characteristics that distinguish the annelids from flatworm

ID: 66976 • Letter: 1

Question

1 what are the major characteristics that distinguish the annelids from flatworms?

2 How does the body plan of a mollusk differ from that of an annelid? What characteristics distinguish mollusks from annelids?

3 What characteristics of clam anatomy indicate that it is adapted to living in an aquatic environment?

4 How do sponges cells within the body of the sponge obtain oxygen and nutrients?

5 How many tissues are present in Hydra and what are its names?

6 What are the major characteristics that distinguish the sponges and cnidarians?

7 What are the major charactersitics that distinguish the flatworms from cnidarians?

Explanation / Answer

Annelids Flatworms has circular as well as longitudinal muscles has only longitudinal muscles has mouth as well as anus has only mouth Its body form is cylindrical It body form is dorso-ventrally flattened has coelom lacks coelom body has segmentation no segmentation in the b