Fasciola hepatica lives in

The anus is absent in $...................$.

Which of the following statements is consistent with $Platyhelminthes$?

The liver fluke ($Fasciola$ $hepatica$) completes its life cycle in which two hosts?

Which phylum of animals lacks organ systems?

During its life cycle,the liver fluke ($Fasciola$ $hepatica$) infects its intermediate host and primary host,respectively,through which of the following larval stages?