Definition of nematode : any of a phylum (Nematoda or Nemata) of elongated cylindrical worms parasitic in animals or plants or free-living in soil or water. — called also roundworm.
What does Nematoda mean in Latin?
nematode (n.) a thread-worm, roundworm, pin-worm, etc., 1865, from Modern Latin Nematoda, the class or phylum name.
What are Nematoda Class 9?
1)The organism have bilaterally symmetrical and triploblastic body. 2)Body is cylindrical rather than flattened. 3)Body has tissues but no real organs. 4)Parasitic nematodes are pathogenic means they produce diseases in host.
What does Nematoda mean and what are two examples?
Nematode parasites of animals occur in almost all organs of the body, but the most common sites are in the alimentary, circulatory, and respiratory systems. Some of these worms are known by such common names as hookworm, lungworm, pinworm, threadworm, whipworm, and eelworm.
Where did the word nematodes come from?
The body of a nematode is long and narrow, resembling a tiny thread in many cases, and this is the origin of the group's name. The word "nematode" comes from a Greek word nema that means "thread".
