Question

Planaria has no body cavity, instead it have mesechyme layer of cells which are loosely packed between ectoderm and endoderm, hence called

a.

coelomates

b.

acoelomates

c.

partially coelomates

d.

partially acoelomates

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Answer: (b).acoelomates

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Q. Planaria has no body cavity, instead it have mesechyme layer of cells which are loosely packed between ectoderm and endoderm, hence called

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