Identify the phylum from the statements given below:
Choose from the following:
Platyhelminthes
Aschelminthes
Annelida
Arthropoda
Phylum Aschelminthes and Body Plan of Aschelminthes -
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These are known as ‘roundworms’ as the cross-section of the body appears circular. These are triploblastic and pseudocoelomate animals. It implies that there is pseudocoelomic fluid that acts to provide hydroskeleton. These can be parasitic or free-living. They show organ system level of organization.