[A] In cephalochordate and urochordate tail persist throughout their life |
[B] In echinodermata mouth is ventral and anus is dorsal |
[C] Medusa is free swimming while polyp is sessile |
[D] Planaria and fasciola have high power regeneration |
A) Two
B) One
C) Four
D) Three
Correct Answer: A
Solution :
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