Blume Ch. 13.4 Word Scramble
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Question | Answer |
What is the hard outer cover of an echinoderm? | endoskeleton |
What symmetry do echinoderms have? | radial symmetry |
What is a water-Vascular system? | A network of water-filled canals connected to thousands of tube feet |
About How many echinoderms exist? | about 6,000 echinoderms |
Echinoderms are useful because they help ______ materials. | recycle |
What are soft bodied echinoderms with leathery covering? | Sea Cucumbers |
________ and ________ are disk or globe shaped animals covered with spines. | 1. Sea Urchins 2. Sand dollars |
_______ allow the predator to break off its arm so it can escape. | Bristle Stars |
What fraction of echinoderms have arms arranged around a central point. | 1/3 |
They Reproduce _______ and can _______ a lost arm. | 1. Sexually 2. regenerate |
The water-vascular system help the echinoderm to ______, exchange carbon dioxide and oxygen, capture _______, and remove _______. | 1. move 2. food 3. Wastes |
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llessmann
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