CBSE Class 11-science Answered
Differentiate between Annelida and
Arthropoda.
Asked by Topperlearning User | 10 Jul, 2014, 12:52: PM
Expert Answer
Annelida |
Arthropoda |
1) Body is externally divided into ring-like metameres. |
1) Body is divided into head, thorax and abdomen. |
2) Annelids show the presence of a closed circulatory system. |
2) Arthropods show the presence of an open circulatory system. |
3) Locomotion is by chaetae or parapodia. |
3) Locomotion is by jointed appendages and/or wings. |
4) Excretion occurs by nephridia. |
4) Excretion occurs by Malpighian tubules. |
Answered by | 10 Jul, 2014, 02:52: PM
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