Characteristics of Nematoda They are cylindrical in shape. They exhibit tissue level organization. Their body has a cavity or pseudocoelom. The alimentary canal is distinct, with the mouth and the anus.
What are the characteristics of nematodes the intestinal roundworms?
Nematodes (roundworms) have elongated, bilaterally long cylindrical bodies which contain an intestinal system and a large body cavity. Parasitic nematodes vary in length from several millimetres to approximately 2 metres and have larval stages and adult worms of both sexes.
What are characteristic of nematode?
Nematodes are bilaterally symmetrical, elongate, and usually tapered at both ends. Some species possess a pseudocoel, a fluid-filled body cavity between the digestive tract and the body wall. Like arthropods and members of six other phyla, nematodes secrete an external cuticle that is periodically molted.
What are the characteristics of roundworm?
SummaryRoundworms make up the phylum Nematoda.Roundworms have a pseudocoelom and hydrostatic skeleton. Their body is covered with tough cuticle.Free-living roundworms are found mainly in freshwater habitats.Parasitic roundworms have a variety of hosts, including humans.11.7: Roundworms - Biology LibreTexts
What are the characteristics of worms classified in phylum Nematoda?
They are widely distributed, aquatic or terrestrial, parasitic or free-living. Their body is elongated, cylindrical, unsegmented, worm-like, bilaterally symmetrical and tapering at both ends.
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