The Fossil Record of Cnidaria Is

question 31

Multiple Choice

The fossil record of Cnidaria is

• A)about the same as for other primitive animals,beginning in the Cambrian.
• B)relatively sparse since their bodies are so soft that they leave no skeleton to fossilize.
• C)one of the longest records,with fossils going back over 700 million years.
• D)sporadic since the marine environment is not a good substrate to preserve fossils.
• E)very recent since most of them have symbiotic relationships with advanced animals such as clown fish.

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Definitions:

Cultural Diversity

The existence of a variety of cultural or ethnic groups within a society.

Cohesiveness

The degree to which members of a group or team are attracted to each other and motivated to stay together.

Group Identification

The extent to which individuals see themselves as part of a group and feel connected to its members.

Group Performance

The level of achievement or output produced by a team as a result of their collective effort and collaboration.