Earth's History and Biological Evolution Test
Quiz by Errol Rose
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15 questions
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- Q1Of the four geologic time periods, shown below, which of them represented 90 percent of geologic time? Paleozoic, Precambrian, Mesozoic, or Cenozoic?PrecambrianCenozoicPaleozoicMesozoic120s
- Q2How long did it take for life to evolve from simple single-celled organisms to the many millions of species of protists, fungi, plants, and animals?1 billion years65 million years3 billion years250 million years120s
- Q3This treatment option involves the use of genes to fight or prevent diseases.________________________________Frame shift mutationnone of the aboveGene therapyHuman genome project120s
- Q4Older rock layers end up at the bottom of the sequence and the newer ones toward the top. This is an example of which principle or law?Principle of UniformitarianismPrinciple of Cross-CuttingPrinciple of UncomformitiesLaw of Superposition120s
- Q5Why can't all organisms become fossils? Because.......When organisms die, soft parts decay or are eaten by other animals.Some organisms leave bones.Some plants leave seeds or woody parts.Some organisms have shells.120s
- Q6Petrified remains are fossils in which _______________ replace all or part of an organism.All of the Abovemineralsorganic materialsmud120s
- Q7_______________ fossils provide evidence of the activities of ancient organisms.PetrifiedMold & CastTraceIndex120s
- Q8Geologists use a method called _______________ dating to determine the exact age of rocks and fossils in each layer of rock.indexrelativecarbonradiometric or radioactive120s
- Q9During a Mass Extinction event many species of organisms are able to survive an environmental catastrophe. True or FalseTrueFalse120s
- Q10During which Geologic Time Period did dinosaurs first appear?CenozoicPaleozoicPrecambrianTriassic120s
- Q11What are homologous structures?Structures that have nothing to do with natural selectionAnatomical structures that come from the same originAnatomical Structures that have a different structure and developmentStructures on the same side of the body120s
- Q12The fossil record shows change over time.... True or FalseFalseTrue120s
- Q13Inherited characteristics that increase an organisms chance of survival is known as __________________.a mutationadaptationextinctiondivergence120s
- Q14Which of the following is an example of natural selection?How living things are behaviorally and physically suited to the place in which they live.Breeding organisms with a certain trait to produce offspring with identical traits.The differences in how a trait is expressed in the members of a population.Organism’s ability to survive, reproduce, and pass on genes to offspring120s
- Q15Adaptations ________________ the fitness of an organism.all the abovedecreasedo not effectincrease120s
