Bio 2 - Evolution Test A (fall 2013)

40 Questions

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Bio 2 - Evolution Test A (fall 2013)

Questions and Answers
  • 1. 
    The difference in the physical traits of an individual from those of other individuals in a group is called a(n)
    • A. 

      Variation.

    • B. 

      Change.

    • C. 

      Adaptation.

    • D. 

      Species.

  • 2. 
    Which of the following is a term for a group of similar organisms that can reproduce and produce fertile offspring?
    • A. 

      Individual

    • B. 

      Population

    • C. 

      Species

    • D. 

      Fossil

  • 3. 
    If an organism has a vestigial structure, that structure likely once had a function in a(n)
    • A. 

      Earlier ancestor.

    • B. 

      Close relative.

    • C. 

      Unrelated organism.

    • D. 

      Embryological stage.

  • 4. 
    What is the term for a feature that allows an organism to survive better in its environment?
    • A. 

      Variation

    • B. 

      Adaptation

    • C. 

      Homologous structure

    • D. 

      Vestigial structure

  • 5. 
    Which scientist developed a classification system for organisms?
    • A. 

      Jean-Baptiste Lamarck

    • B. 

      Carolus Linnaeus

    • C. 

      Charles Darwin

    • D. 

      Georges de Buffon

  • 6. 
    Which theory states that floods and earthquakes have occurred often in Earth's history?
    • A. 

      Catastrophism

    • B. 

      Uniformitarianism

    • C. 

      Gradualism

    • D. 

      Natural selection

  • 7. 
    Charles Darwin found fossils that looked like ancient versions of living species. From this evidence Darwin suggested that Earth was
    • A. 

      Only 6000 years old.

    • B. 

      Only 2000 years old.

    • C. 

      Less than 6000 years old.

    • D. 

      Much more than 6000 years old.

  • 8. 
    Charles Darwin's poetic granfather was ___.
    • A. 

      Erasmus Darwin

    • B. 

      Eugene Darwin

    • C. 

      Carolus Linnaeus

    • D. 

      Georges de Buffon

  • 9. 
    The process of biological change over time by which descendants come to differ from their ancestors is called ___.
    • A. 

      Evolution

    • B. 

      Artificial selection

    • C. 

      Uniformitarianism

    • D. 

      Mutation

  • 10. 
    Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
    • A. 

      Homologous structures

    • B. 

      Analogous structures

    • C. 

      Vestigial structures

    • D. 

      Fossil structures

  • 11. 
    The wing of an ostrich would be classified as a(n) ___.
    • A. 

      Homologous structure

    • B. 

      Analogous structure

    • C. 

      Vestigial structure

    • D. 

      Fossil structure

  • 12. 
    Which of the following is NOT an observation Charles Darwin made?
    • A. 

      Some species that lived in the past no longer live on Earth.

    • B. 

      Most organisms are well-suited to the environment in which they live.

    • C. 

      The Earth is home to an enormous number of species.

    • D. 

      All of the Galapagos islands have the same type and amount of vegetation.

  • 13. 
    Modern whales have vestigieal pelvic bones and lungs instead of gills. What does this evidence suggest about whale ancestors?
    • A. 

      Whale ancestors lived on land.

    • B. 

      Whale ancestors did not evolve.

    • C. 

      Whale ancestors lived 850 million years ago.

    • D. 

      Whale ancestors ate opossums.

  • 14. 
    Which of the following facts supporting evolution would be found in the study of embryology?
    • A. 

      Embryos of very different organisms have very similar developmental stages.

    • B. 

      A bats wing and a whales flipper have very similar bone structure.

    • C. 

      Large, flightless birds are found on different continents: Australia (Emu), Africa (Ostrich), and Rhea (South America).

    • D. 

      More primative fossils are found below more complex fossils in the rock layers.

  • 15. 
    Which of the following facts supporting evolution would be found in the study of paleontology?
    • A. 

      Embryos of very different organisms have very similar developmental stages.

    • B. 

      A bats wing and a whales flipper have very similar bone structure.

    • C. 

      Large, flightless birds are found on different continents: Australia (Emu), Africa (Ostrich), and Rhea (South America).

    • D. 

      More primative fossils are found below more complex fossils in the rock layers.

  • 16. 
    Which of the following facts supporting evolution would be found in the study of biogeography?
    • A. 

      Embryos of very different organisms have very similar developmental stages.

    • B. 

      A bats wing and a whales flipper have very similar bone structure.

    • C. 

      Large, flightless birds are found on different continents: Australia (Emu), Africa (Ostrich), and Rhea (South America).

    • D. 

      More primative fossils are found below more complex fossils in the rock layers.

  • 17. 
    Which of the following facts supporting evolution would be found in the study of comparative anatomy?
    • A. 

      Embryos of very different organisms have very similar developmental stages.

    • B. 

      A bats wing and a whales flipper have very similar bone structure.

    • C. 

      Large, flightless birds are found on different continents: Australia (Emu), Africa (Ostrich), and Rhea (South America).

    • D. 

      More primative fossils are found below more complex fossils in the rock layers.

  • 18. 
    What is the term for a feature that allows an organism to survive better in its environment?
    • A. 

      Variation

    • B. 

      Adaptation

    • C. 

      Vestigial structure

    • D. 

      Allele

  • 19. 
    What type of selection occurs when individuals in a population with the intermediate phenotype are selected for?
    • A. 

      Directional selection

    • B. 

      Stabilizing selection

    • C. 

      Intermediate selection

    • D. 

      Disruptive selection

  • 20. 
    The combined alleles of all the individuals in a population is called the ___.
    • A. 

      Allele frequency

    • B. 

      Gene pool

    • C. 

      Adaptation

    • D. 

      Phenotype frequency

  • 21. 
    Which effect of natural selection is depicted in the graph?
    • A. 

      Directional selection

    • B. 

      Disruptive selection

    • C. 

      Stabilizing selection

    • D. 

      Sexual selection

  • 22. 
    Which effect of natural selection is depicted in the graph?
    • A. 

      Directional selection

    • B. 

      Disruptive selection

    • C. 

      Stabilizing selection

    • D. 

      Sexual selection

  • 23. 
    Which effect of natural selection is depicted in the graph?
    • A. 

      Directional selection

    • B. 

      Disruptive selection

    • C. 

      Stabilizing selection

    • D. 

      Sexual selection

  • 24. 
    When a few individuals start a new colony, it most likely results in ...
    • A. 

      Genetic drift through the founder effect.

    • B. 

      More variety in the new population.

    • C. 

      Extinction due to the bottleneck effect.

    • D. 

      Mutation due to disruptive selection.

  • 25. 
    The movement of alleles from one population to another is called ___.
    • A. 

      The founder effect

    • B. 

      Microevolution

    • C. 

      Genetic drift

    • D. 

      Gene flow

  • 26. 
    Which of the following is not a mechanism for evolution?
    • A. 

      Natural selection

    • B. 

      Sexual selection

    • C. 

      Genetic drift

    • D. 

      Random mating

  • 27. 
    Which of the five mechanisms of evolution is illustrated in the following scenario: A change in body color enabled animals to better hide from predators.
    • A. 

      Natural selection

    • B. 

      Gene flow

    • C. 

      Genetic drift

    • D. 

      Mutation

  • 28. 
    When bull elephants charge each other and but heads, they are exhibiting ____ behavior.
    • A. 

      Intrasexual selection

    • B. 

      Intersexual selection

    • C. 

      Isolation

    • D. 

      Natural selection

  • 29. 
    When a male bird of paradise displays its tail feathers, it is exhibiting ____ behavior.
    • A. 

      Intrasexual selection

    • B. 

      Intersexual selection

    • C. 

      Isolation

    • D. 

      Natural selection

  • 30. 
    ___ is a type of reproductive isolation in which oceans, mountains, or deserts keep populations from interbreeding.
    • A. 

      Geographic isolation

    • B. 

      Behavioral isolation

    • C. 

      Temporal isolation

    • D. 

      Intersexual isolation

  • 31. 
    ___ is a type of reproductive isolation in which differing mating rituals prevent individuals from different populations from mating.
    • A. 

      Geographic isolation

    • B. 

      Behavioral isolation

    • C. 

      Temporal isolation

    • D. 

      Intersexual isolation

  • 32. 
    ___ is a process by which unrelated organisms independantly evolve similar features in response to changes in the environment.
    • A. 

      Coevolution

    • B. 

      Convergent evolution

    • C. 

      Divergent evolution

    • D. 

      Deevolution

  • 33. 
    ___ is a type of evolution in which organisms change in response to other organisms with which they have ecological relationships.
    • A. 

      Coevolution

    • B. 

      Convergent evolution

    • C. 

      Divergent evolution

    • D. 

      Deevolution

  • 34. 
    The process by which new species arise from prior species is known as ___.
    • A. 

      Speciation

    • B. 

      Genetic anomaly

    • C. 

      Divine creation

    • D. 

      Bottleneck effect

  • 35. 
    The differences between members of the same species are known as ___.
    • A. 

      Variations

    • B. 

      Adaptations

    • C. 

      Mutations

    • D. 

      Genetic isolation

  • 36. 
    A ___ is a group of individuals of the same species in the same geographic area.
    • A. 

      Population

    • B. 

      Species

    • C. 

      Breeding family

    • D. 

      Community

  • 37. 
    The process by which individuals that are better suited to their environment survive and reproduce more successfully than others is known as ___.
    • A. 

      Natural selection

    • B. 

      Sexual selection

    • C. 

      Genetic drift

    • D. 

      Gene flow

  • 38. 
    ___ is a form of reproductive isolation in which two populations reproduce during different times of the year.
    • A. 

      Temporal isolation

    • B. 

      Behavioral isolation

    • C. 

      Geographic isolation

    • D. 

      Mutagenic isolation

  • 39. 
    The development by scientists of a new color in a rose is the result of ___.
    • A. 

      Artificial selection

    • B. 

      Natural selection

    • C. 

      Overproduction

    • D. 

      Decent with modification

  • 40. 
    In natural selection, the selective agent is the ___.
    • A. 

      Environment

    • B. 

      Humans

    • C. 

      Mutations

    • D. 

      Breeders