Question : Choose the term that does not belong in the following group and explain why it does not belong? Notochord, cephalisation, dorsal nerve cord and radial symmetry.

Question : Choose the term that does not belong in the following group

1.	Question : Choose the term that does not belong in the following group and explain why it does not belong? Notochord, cephalisation, dorsal nerve cord and radial symmetry.
Answer» SOLUTION : NOTOCHORD, cephalisation, DORSAL nerve cord and radial symmetry. Notochord, cephalisation and dorsal nerve cord are the characteristic features of CHORDATES. The radial symmetry is not a characteristic feature of chordate. It is the feature of cnidarian and adult echinoderms. HENCE it does not belong to the group.