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Q.
Select the distinguishable characters of Ophiura from Balanoglossus :-
NTA AbhyasNTA Abhyas 2022
Solution:
All of the above characters come under the phylum - Echinodermata (eg-Ophiura). But Hemichordates (Balanoglossus) are bilaterally symmetrical animal, and they do not show the above characters.