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Home » Class 9 » Diversity in living organisms » Echinodermata

Echinodermata

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal Leave a Comment

Question 1 Write the characterstics of kingdom Echinodermata?

Question 2 Write few examples of kingdom Echinodermata?

Echinodermata(Spiny skinned animals)
1)They are star like,spherical or elongated.
2)Body is triploblastic,coelomate,unsegmented,radially symmetrical.
3)Body lacks heads but has oral surfaces.
4)The body wall is covered by spiny hard calcium carbonate plates forming a rigid endoskeleton.
5)Excretory organs absent.
6)Sexes are separate.
7)Reproduction is asexual and sexual.
8)They have a peculiar vascular system that they use for moving.
For Ex:Starfish,Echinus,sea cucumber.

Filed Under: Class 9, Diversity in living organisms Tagged With: examples of kingdom Echinodermata, kingdom Echinodermata

About Mrs Shilpi Nagpal

Author of this website, Mrs Shilpi Nagpal is MSc (Hons, Chemistry) and BSc (Hons, Chemistry) from Delhi University, B.Ed (I. P. University) and has many years of experience in teaching. She has started this educational website with the mindset of spreading Free Education to everyone.

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