Q. Match the phylum given in column - I with their example given in column - II and choose the correct option.
Column I (Phylum) Column II(Examples)
A Echinodermata i Ascidia, Doliolum
B Hemichordata ii Asterias, Ophiura
C Urochordata iii Branchiostoma
D Cephalochordata iv Balanoglossus, Saccoglossus

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Solution:

Correct answer is (b) A - II; B - IV; C - I; D - III