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5 Written questions

5 Multiple choice questions

  1. Next smaller division of geologic time after the period, is characterized by differences in life forms that may vary regionally.
  2. The process by which organisms that are suited to a particular environment are better able to survive and reproduce than organisms that are not.
  3. This division of Earth's history into time units based on life forms that lived only during certain periods.
  4. A group of organisms that can only reproduce with it's own kind.
  5. Large ancient land mass that was composed of all the continents

5 True/False questions

  1. Organic evolutionThe process by which organisms that are suited to a particular environment are better able to survive and reproduce than organisms that are not.

          

  2. CyanobacteriaChlorophyll-containing, photosynthetic bacteria thought to be one of Earth's earliest life-forms

          

  3. Precambian timeThe longest part of earths history, lasting from 4 billion to about 544 million years ago.

          

  4. Cenzoic eraMiddle era of Earth's history, during which Pangaea broke apart, dinosaurs appeared, and reptiles and gymnosperms were the dominant land life-forms

          

  5. EonsSecond longest division of geologic time based on major worldwide changes in types of fossils

          

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