The organism shown in the figure is an example of radial symmetry. To which group does it belong?
APorifera
BCoelenterata
CPlatyhelminthes
DChordata
Answer & Solution
Correct answer: B. Coelenterata
The figure shows Hydra with tentacles arranged around a central axis, which is characteristic of radial symmetry. Hydra belongs to Coelenterata (Cnidaria), not Porifera, Platyhelminthes, or Chordata.
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