Jain Biology: 5. Phylum Nematoda (Nemathelminthes):

Published: 15.09.2009
Updated: 02.07.2015

These are unsegmented round worms. There is a complete alimentary canal with a mouth and an anus; circulatory and respiratory systems are absent; nervous system is in thc form of a nerve ring; sexes are usually separate. Many are parasitic in animals and cause serious diseases. There are many types as: Ascaris, common intestinal parasite, 12 to 27 cms. in length; Guinea worm causes disease in men called 'naru'; is thread-like and is as long as 90 cms.

Sources
Edited by:
Prof. Muni Mahendra Kumar

© JAIN VISHVA BHARATI UNIVERSITY
Ladnun-341 306 (Rajasthan, India)

First Edition: 2008 Printed at: Shree Vardhman Press, Naveen Shahdara, Delhi- 110032

Share this page on:
Page statistics
This page has been viewed 1035 times.
© 1997-2021 HereNow4U, Version 4.46
Home
About
Contact us
Disclaimer
Social Networking

HN4U Deutsche Version
Today's Counter: