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Question
Which one of the following cavities is found in Nemathelminthes?
Which one of the following cavities is found in Nemathelminthes?
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Solution
The correct option is A Pseudocoelom
The presence or absence of body cavity between the wall of the body and the wall of the gut. If the body cavity is lined by mesoderm layer, it called as coelom and animal called as coelomate e.g., annelids, arthropods, molluscs etc. If the body cavity is not lined by mesoderm but present in mesoderm in the form of scattered pouch is called as pseudocoelom and animal called as pseudocoelomate e.g., Aschelminthes or Nemathelminthes or nematodes.
If the body cavity is absent called as acoelom and animal called as acoelomate e.g., Platyhelminthes.
The presence or absence of body cavity between the wall of the body and the wall of the gut. If the body cavity is lined by mesoderm layer, it called as coelom and animal called as coelomate e.g., annelids, arthropods, molluscs etc. If the body cavity is not lined by mesoderm but present in mesoderm in the form of scattered pouch is called as pseudocoelom and animal called as pseudocoelomate e.g., Aschelminthes or Nemathelminthes or nematodes.
If the body cavity is absent called as acoelom and animal called as acoelomate e.g., Platyhelminthes.
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