Natural Selection and Ecology Quiz
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Questions and Answers

What does teleology mean?

  • A concept related to purpose or aim (correct)
  • The passing on of genetic traits
  • The study of relationships between individuals
  • The study of relationships between organisms and their physical environment

    • What is the result of adaptive radiation in cichlids?

  • Formation of polyploid organisms
  • Evolution of new species (correct)
  • Variation in DNA
  • Increased genetic variation

    • What is the focus of ecology as mentioned in the text?

  • Investigating the relationships between organisms and their physical environment (correct)
  • Exploring human-animal relationships
  • Studying individual organisms
  • Analyzing genetic variation within species

    • What is the main focus of natural selection?

    <p>The individual organisms within a species</p> Signup and view all the answers

    What is the outcome of Darwin's finches with big beaks eating small and big seeds?

    <p>Small beak birds predominate due to a preference for small seeds</p> Signup and view all the answers

    What is the condition for evolution according to John Endler's definition mentioned in the text?

    <p>Consistent relationship of traits with fitness of an organism for reproduction</p> Signup and view all the answers

    What is the ratio used to calculate heritability?

    <p>Additive genetic variance / total variance</p> Signup and view all the answers

    Why will heritability always be below 1?

    <p>Due to recombination of genes</p> Signup and view all the answers

    What happens to the average height in a population if variation is continuous?

    <p>It regresses towards the true average</p> Signup and view all the answers

    Why does the trait frequency distribution differ amongst age groups?

    <p>Because of recombination of genes</p> Signup and view all the answers

    What is the result of trees being cut down so small forearms can't reach them and orangutans falling?

    <p>On average orangutans have longer forearms</p> Signup and view all the answers

    Why are the babies born to orangutans slightly larger than average?

    <p>Due to recombination of genes</p> Signup and view all the answers

    What is not considered as evolution?

    <p>Recombination of genes</p> Signup and view all the answers

    What is the first step in the 2-step process suggested for analyzing data?

    <p>Break down overall pattern and identify</p> Signup and view all the answers

    What is meant by 'Orangutans not in equilibrium'?

    <p>'The population experiences a shift in trait frequency'</p> Signup and view all the answers

    What is the relationship between heritability and slope in the context of height according to Francis Galton?

    <p>Heritability = 0.69 indicates high similarity between parents and offspring</p> Signup and view all the answers

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