give the characteristics of the following:

Asked by  | 11th Oct, 2008, 02:58: PM

Expert Answer:

i) Nematodes are bilaterally symmetrical, triploblastic and pseudocoelomate animals.

ii) Body is cylindrical, worm like.

iii) Body covered with a tough cuticle.

iv) Tissues are present but no real organs.

v) Most forms are parasitic but some are free-living.

vi) Alimentary canal straight and complete with mouth and anus.

vii) Several parasitic worms cause diseases like filariasis, ascariasis etc.

Answered by  | 11th Oct, 2008, 06:42: PM

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