The aschelminthes- are commonly called roundworms because. 17 апр. 2022 г.
Does roundworm belong to phylum Aschelminthes?
Round worms are unisexual animals and they belong to phylum Nematoda or Aschelminthes. It is bilaterally symmetrical, triploblastic pseudocoelomate.
Why Aschelminthes are called roundworms?
The Aschelminthes are commonly called roundworms, because the body appears circular in the transverse cross-section.
Which one is not Aschelminthes?
Flatworms (Platyhelminthes) are acoelomates i.e. they lack a coelom. Molluscs and insects (Arthropoda) are coelomates as they have a true coelom derived from the germ layer mesoderm. Roundworms (Aschelminthes) are pseudocoelomates as the coelom is not derived from the mesoderm. Thus, the correct answer is option B.
Is Aschelminthes and nematodes are same?
The Aschelminthes (also known as Aeschelminthes, Nemathelminthes, Nematodes), closely associated with the Platyhelminthes, are an obsolete phylum of pseudocoelomate and other similar animals that are no longer considered closely related and have been promoted to phyla in their own right.
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