What group of Echinoderms has penta-radial symmetry? A. Sand dollar
B. Sea Cucumber
C. Sea Star
D. Sea Urchin
E. All of the above

Answer is E

Examples of Pentaradial Symmetry. In the animal

kingdom, there is only one known phylum that exhibits pentaradial symmetry, and that's the Phylum Echinodermata. Echinoderms include sea stars (or starfish), sea urchins, sea lilies, sand dollars, and sea cucumbers.

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation: