Q.:- How do annelid animals differ from arthropods?
Differences between annelids and arthropods
|1.||The body is segmented, lined up one after the other from head to tall. This is called metameric segmentation.||Their body also have segments but lack complete metameric segmentation.|
|2.||The true body cavity called ‘coelom’ is present.||The body cavity is present. It contains blood, so called ‘haemocoel’.|
|3.||These are also called segmented worms.||These are commonly called ‘animals with jointed legs’.|
|4.||Breathing occurs through the skin.||Breathing by gill, trachea, book lungs, etc.|
|5.||A majority of annelids are hermaphrodites.||Sexes re separate.|
|6.||Example-earthworm, Nereis, etc.||Examples-Crab, prawn, housefly, etc.|
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