Geological Time Multiple Choice Test

The _____________________ is the era of current time

The break up of the supercontinent ___________ occured during the Mesozoic era

Many ancient fossils from the Precambiran era are preserved in a hard, dense chemical sedimentary rock called

_________________ were the dominant plants of the Mesozoic era

During the Cenozoic era __________ replaced the gymnosperms as the dominant land plants

List the three types of geological unconformities

What conditions are important in determining whether an organism will be preserved as a fossil

Which is a NOT a characteristic of an index fossil

What are the three eras of the Phanerozoic era?

Which is NOT an advantage of hard parts, such as shells, for animals that possess them?

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