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Question
Development through many larval stages is observed in:
Development through many larval stages is observed in:
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Solution
The correct option is B Plathyhelminthes
Parasitic platyhelminths have very complex life cycles, often involving several larval stages in other animals. Other animals work as the intermediate hosts which may be invertebrate or vertebrate. Example of one such Platyhelminthes is liver fluke.
Free living Platyhelminthes have simple life cycle with single larval stage.So, the correct option is 'Platyhelminthes'.
Parasitic platyhelminths have very complex life cycles, often involving several larval stages in other animals. Other animals work as the intermediate hosts which may be invertebrate or vertebrate. Example of one such Platyhelminthes is liver fluke.
Free living Platyhelminthes have simple life cycle with single larval stage.
So, the correct option is 'Platyhelminthes'.
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