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5 Written questions

5 Matching questions

  1. absolute age
  2. Fauna
  3. fossil records
  4. flora
  5. altered remains
  1. a fossils changed structurally or chemically; minerals may seep into the pores or cavities of an organism's bones, teeth, and shells
  2. b the plants of a given region or period
  3. c the animals of a given region or period
  4. d all of the fossils that have existed throughout Earth's history, wether they are in the ground or are in a museum
  5. e the numeric age of a layer of rocks or fossils. It can be determined by using radiometric dating

5 Multiple choice questions

  1. the largest division of time in the Geologic Time Scale EX: Phanerozoic
  2. the third largest division of time in the Geologic Time Scale EX: Cretaceous
  3. the formation of new rock layers on top of older ones. It allows us to determine the relative age of rocks and fossils
  4. parts of organisms that remain intact after the soft organic materials have decomposed. EX: teeth, shells, skulls, skeletons
  5. a vertical timeline representing events in Earth's history. It is divided into blocks of time that represent great changes in Earth's biodiversity

5 True/False questions

  1. copialitesfossilized feces; provides important information about the diet and size of the animal that produced them


  2. trace fossilsThey can reveal details about the events that have occurred since its formation


  3. unaltered remainsfossil retains the organism's original structure and composition; it remains unchanged (EX: complete insect in amber


  4. mummificationfossilized in tar, or by freezing; provides nearly complete body fossils with flesh, hair, and internal organs


  5. fossilsthe impressions of soft-bodied animals are left after the animals are covered by sediment