<prompt> Nematodes are differentiated from other worms by -Segmentation absentSeparate celomic cavitySexes separateThey are cylindrical  <response>: Nematodes are helminths which belong to phylum Nematoda.They are elongated ,bilaterally symmetrical,cylindrical,unsegmented worms with tapering ends.They resemble eaworm.refer pgno:136 baveja 3 rd edition 