NAME

Question types


Start with


Question limit

of 15 available terms

Advertisement Upgrade to remove ads
Print test

5 Written questions

5 Multiple choice questions

  1. Second longest division of geologic time based on major worldwide changes in types of fossils
  2. Third longest divison of geologic time-subdivided into epochs and is characterized by the types of life that existed worldwide
  3. organism with a three-lobed exoskeleton that was abundant in Paleozoic oceans and is considered to be an index fossil
  4. Next smaller division of geologic time after the period, is characterized by differences in life forms that may vary regionally.
  5. Chlorophyll-containing, photosynthetic bacteria thought to be one of Earth's earliest life-forms

5 True/False questions

  1. SpeciesThird longest divison of geologic time-subdivided into epochs and is characterized by the types of life that existed worldwide

          

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

          

  3. Precambian timeorganism with a three-lobed exoskeleton that was abundant in Paleozoic oceans and is considered to be an index fossil

          

  4. Geologic time scalesThis division of Earth's history into time units based on life forms that lived only during certain periods.

          

  5. Natural selectionThe process by which organisms that are suited to a particular environment are better able to survive and reproduce than organisms that are not.

          

Create Set