Biology · Phylum Platyhelminthes
Which statement is true regarding the digestive system of free-living or incomplete digestive tract organisms in Phylum Platyhelminthes?
- 1Alimentary canal is completely absent in all free-living species
- 2Alimentary canal has multiple openings for intake and egest
- 3Alimentary canal is incomplete with a single opening acting as both mouth and anus✓
- 4Alimentary canal is complete with both mouth and anus
Correct answer
Alimentary canal is incomplete with a single opening acting as both mouth and anus
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