Cp Bio 2 Final Exam Review 3 (2013)

48 Questions | Attempts: 198
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Cp Bio 2 Final Exam Review 3 (2013) - Quiz


Questions and Answers
  • 1. 
    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

  • 2. 
    ___ 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

  • 3. 
    Scientists attemp to date fossils by examining the radioactive isotopes. This method is called ___.
    • A. 

      Radiometric dating

    • B. 

      Relative dating

    • C. 

      Speed dating

    • D. 

      Geologic time scaling

  • 4. 
    A population that is not undergoing natural selection displays what type of distribution?
    • A. 

      Disruptive

    • B. 

      Directional

    • C. 

      Stabilizing

    • D. 

      Normal

  • 5. 
    Bipedalism is an important adaptive advantage for all of the following reasons EXCEPT ___.
    • A. 

      Bipedalism frees the hands to use tools

    • B. 

      Bipedalism frees the hands to carry food

    • C. 

      Bipedalism frees the hands to carry young

    • D. 

      Bipedalism frees the hands to walk faster

  • 6. 
    Which of the following is NOT a type of fossil?
    • A. 

      Cast of a brain

    • B. 

      Mold of a foot

    • C. 

      Fossilized "droppings"

    • D. 

      A dead tree

  • 7. 
    The four principles of natural selection are variation, adaptation, overproduction, and ___.
    • A. 

      Heritability

    • B. 

      DNA mutation

    • C. 

      Random mating

    • D. 

      Symbiosis

  • 8. 
    In natural selection, the selective agent is ___.
    • A. 

      The environment

    • B. 

      A breeder

    • C. 

      Mutation

    • D. 

      A virus

  • 9. 
    Which term means the crossing of two different species that share common genes?
    • A. 

      Hybridization

    • B. 

      Mutation

    • C. 

      Natural selection

    • D. 

      Sexual selection

  • 10. 
    Genetic variation can arise from a random change in the DNA of a gene. This change is called a(n) ___.
    • A. 

      Mutation

    • B. 

      Gene flow

    • C. 

      Gene pool

    • D. 

      Allele

  • 11. 
    The development by scientists of a new color in a rose is the result of
    • A. 

      Artificial selection

    • B. 

      Natural selection

    • C. 

      Descent with modification

    • D. 

      Overproduction

  • 12. 
    A measure of how commonly a particular allele occurs in a population is known as the ___.
    • A. 

      Gene pool

    • B. 

      Allele frequency

    • C. 

      Mutation rate

    • D. 

      Phenotype

  • 13. 
    Two organisms that are closeley related would have ___.
    • A. 

      Very similar DNA sequences

    • B. 

      Exactly the same DNA sequences

    • C. 

      No proteins in common

    • D. 

      Completely different DNA sequences

  • 14. 
    Which of the following is the oldest of this group?
    • A. 

      Australopithecus aferensis

    • B. 

      Australopithecus africanus

    • C. 

      Homo erectus

    • D. 

      Homo neanderthalensis

  • 15. 
    Which of the following is the youngest of this group?
    • A. 

      Australopithecus aferensis

    • B. 

      Australopithecus africanus

    • C. 

      Homo erectus

    • D. 

      Homo neanderthalensis

  • 16. 
    Approximately how long has Homo sapiens been on Earth?
    • A. 

      2000 years

    • B. 

      6 million years

    • C. 

      6000 years

    • D. 

      200,000 years

  • 17. 
    Homo erectus is considered to be the most successful hominid species ever because it survived for ___.
    • A. 

      2 million years

    • B. 

      2 thousand years

    • C. 

      6 million years

    • D. 

      6 thousand years

  • 18. 
    What is the name of the organism on the right?
    • A. 

      Amoeba proteus

    • B. 

      Paramecium caudatum

    • C. 

      Euglena gracilis

    • D. 

      Panthera leo

  • 19. 
    Protists are classified in the domain ___.
    • A. 

      Archaea

    • B. 

      Bacteria

    • C. 

      Mammalia

    • D. 

      Eukarya

  • 20. 
    What is the name of the organism on the right?
    • A. 

      Amoeba proteus

    • B. 

      Paramecium caudatum

    • C. 

      Euglena gracilis

    • D. 

      Panthera leo

  • 21. 
    In the following scientific name, which word indicates the genus of the organism? Panthera tigris
    • A. 

      Panthera

    • B. 

      Tigris

    • C. 

      Both words

    • D. 

      Neither word

  • 22. 
    An eukaryote that is not a true animal, plant, or fungus would be classified in the kingdom ___.
    • A. 

      Protista

    • B. 

      Archae

    • C. 

      Bacteria

    • D. 

      Domain

  • 23. 
    If two organisms belong to the same order, what other taxonomic group must they have in common?
    • A. 

      Species

    • B. 

      Genus

    • C. 

      Phylum

    • D. 

      Family

  • 24. 
    What is the scientific name of the organism on the right?
    • A. 

      Amoeba proteus

    • B. 

      Paramecium caudatum

    • C. 

      Euglena gracilis

    • D. 

      Panthera leo

  • 25. 
    Plants have a layer on their leaves called a cuticle. Why is this an important adaptation?
    • A. 

      It helps prevent water loss.

    • B. 

      It helps protect the plant from infection.

    • C. 

      It helps the plant grow taller.

    • D. 

      It helps the plant reproduce.

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