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5 Written Questions

5 Matching Questions

  1. flora
  2. Law of superposition
  3. altered remains
  4. period
  5. Fauna
  1. a the formation of new rock layers on top of older ones. It allows us to determine the relative age of rocks and fossils
  2. b fossils changed structurally or chemically; minerals may seep into the pores or cavities of an organism's bones, teeth, and shells
  3. c the animals of a given region or period
  4. d the plants of a given region or period
  5. e the third largest division of time in the Geologic Time Scale EX: Cretaceous

5 Multiple Choice Questions

  1. parts of organisms that remain intact after the soft organic materials have decomposed. EX: teeth, shells, skulls, skeletons
  2. the age of a rock layer, or the fossils it contains, compared to other layers
  3. fossil retains the organism's original structure and composition; it remains unchanged (EX: complete insect in amber
  4. the preserved remains or impressions of organisms from Earth's geological past.
  5. fossilized feces; provides important information about the diet and size of the animal that produced them

5 True/False Questions

  1. erathe second largest division of time in the Geologic Time Scale. EX: Mesozoic

          

  2. absolute agethe age of a rock layer, or the fossils it contains, compared to other layers

          

  3. geologic time scalea vertical timeline representing events in Earth's history. It is divided into blocks of time that represent great changes in Earth's biodiversity

          

  4. moldthe largest division of time in the Geologic Time Scale EX: Phanerozoic

          

  5. castsand or other minerals fill the cavity-shaped mold and then harden over time, a replica of the original organism forms

          

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