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- 1. Multiple ChoiceAn organism that no longer exists on Earth is calledDecayedEvolvedExtinctPreserved
- 2. Multiple Choice
Which rock layer contains the newest fossils?FEBC - 3. Multiple ChoiceAccording to the law of superposition, the oldest fossils are foundAt the top of the rock layersNear the bottom of the rock layersIn the middle of the rock layersSomewhat near the surface
- 4. Multiple ChoiceThe best index fossils have which two traits?widespread geographically, long lifespanwidespread geographically, short lifespanspecific place, long lifespanspecific place, short lifespan
- 5. Multiple ChoiceIndex fossils help determine relative age through correlating rock layers.TrueFalse
- 6. Multiple ChoiceOne of the oldest organisms discovered is called a(n) _________.dinosaurmicro-organismtrilobitecast and mold fossil
- 7. Multiple ChoiceThe Law of Superposition helps scientists to determine what?The absolute age of rock layersThe age of fossilsThe relative age of rock layersthe super powers of rocks
- 8. Multiple ChoiceAccording to the law of superposition, which layer is the youngest?ABC
- 9. Multiple ChoiceWhich rock layer in the diagram seems to be the oldest?FEBA
- 10. Multiple ChoiceWhich rock layer most likely contains fossils of the most recently evolved organisms?1234
- 11. Multiple ChoiceHow old do Paleontologists believe the Earth is?2015 years old3.6 billion years old4.6 billion years old4.6 million years old
- 12. Multiple ChoiceWhich of the following organisms formed last on Earth?JellyfishSharkLizardsHorses
- 13. Multiple ChoiceTo be considered an index fossil, it had to have lived for a relatively short period of time.TrueFalse
- Answer choicesTagsAnswer choicesTags