Biology

Diversity in Living Organisms


Annelids vs Arthopods


  Annelids Arthropods
1. True body cavity called coelem  Blood filled body cavity called haemocoel.
2.  Lateral appendages for locomotion.  Jointed legs for locomotion
3.  Closed circulatory system  Open circulatory System.
4.  Body is soft, there is no hard skeleton  Hard Exoskeleton made up of chitin
5.  Body is segmented both externally and internally (septa)  e.g. Body is externally divided but not internally by septa.
6.  e.g. Leech, earthworms etc.  e.g. Insects, spiders, prawns etc.


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Notes


Diversity in Living Organisms - Notes
1. Thallophytes vs Pteridophytes
Show Notes
2. Monocots vs Dicots
Show Notes
3. Gymnosperms vs Angiosperm
Show Notes
4. Primitive vs Advanced Organisms
Show Notes
5. Pteridophytes vs Phanerograms
Show Notes
6. Five classes of vertebrates
Show Notes
7. Nematoda vs Annelids
Show Notes
8. Poriferans vs Coelentrates
Show Notes
9. Five Kingdoms
Show Notes
10. Annelids vs Arthopods
Show Notes