[Mesoglea is present in be...] Which one of the following statements is incorrect?

For Competitive Exams

Which one of the following statements is incorrect?

Radial symmetry is displayed by sea anemone and aquatic animal.

Fasciola hepatica is also known as the sheep liver fluke.

Triploblastic animals are usually bilaterally symmetrical

Mesoglea is present in between ectoderm and endoderm in Obelia

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