Population Ecology Quiz
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Questions and Answers

Which pattern of population dispersion describes individuals clustered together?

  • Uniform
  • Random
  • Clumped (correct)
  • Scattered
  • Emigration refers to individuals moving into a population.

    False

    What is the equation to calculate the growth rate of a population?

    r = (b + i) - (d + e)

    In Type III survivorship curves, there are __________ death rates and __________ survivorship rates in early life.

    <p>high; low</p> Signup and view all the answers

    Match the following terms with their definitions:

    <p>Habitat = The physical environment a species lives in Ecological Niche = The role a species plays in its ecosystem Competitive Exclusion = Two species cannot occupy the same niche for long Exponential Model = Population growth without limiting factors</p> Signup and view all the answers

    What shape does the logistic growth model create?

    <p>An S-shaped curve</p> Signup and view all the answers

    Exponential growth models show that populations are limited by resources.

    <p>False</p> Signup and view all the answers

    What is carrying capacity?

    <p>The maximum number of organisms of a certain species that an environment can support consistently.</p> Signup and view all the answers

    Density-independent limiting factors include unusual weather, human activities, and __________.

    <p>natural disasters</p> Signup and view all the answers

    Match the following factors with their descriptions:

    <p>Density-independent factors = Affect population growth regardless of density Density-dependent factors = Affect growth based on population density Exponential growth = Growth with unlimited resources Logistic growth = Growth that levels off at carrying capacity</p> Signup and view all the answers

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