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echinoderms blume
Blume Ch. 13.4 Echinoderms
Question | Answer |
---|---|
Where are Echinoderms found? | In Oceans all over the world |
What does Echino mean? | "Spiny" |
What do Echinoderms feed on? | Both plants and animals |
What main organ do Echinoderms do not have? | A brain |
What compensates for it? | A nerve ring the surrounds the mouth. |
About how many species of Echinoderms are there? | About 6000 |
What do Sea Stars do to eat and open up their prey? | Their tubed feet. |
How do Sea urchins defend themselves? | Spikes |
How are Echinoderms useful? | They feed on dead organism and help recycle material. |
"Apparenly" when did the genesis of this species begin? | about "400 million" years ago. (Lies) |