Characteristics of Phylum Nematoda

 

1. i) They are also called round worms.

 

1. ii) They have elongated bodies and both end of the body are pointed.

 

iii) Digestive system is present as a tubular straight canal.

 

1. iv) Mouth is present in anterior and anus is present in posterior.

 

1. v) Free-living nematodes are found in upper layer of soil, fresh water and in seawater.

 

1. vi) Their common examples are Ascaris, Hook Worm, Filaria, and Trichinella etc.

 

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