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Name the 3 characteristics of Echinoderms
- Radial Symmetry
- Water Vascular System
- Endoskeletion of CaCO3
Explain the development of Echinoderms.
As larve they are bilateral, as adults they are pentaradial
What is the function of Echinoderms Calcium Carbonate endoskeleton?
Protection, Support & Movment
Dermal Branchiae are used for what?
respiration, gas exchange by increasing surface area.
What is the digestive gland called in an Asteroidiea?
Which class of Echinodermata has long skinny arms and is also fast moving?
Which class of Echinodermata are
Scavengers and grazers and use “Aristotle’s lantern”?
Which class of Echinodermata has long stalks with ciliated arms?