Controlling Population Size - WJEC

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  • Created by: Carrie
  • Created on: 14-03-14 22:24

1. Select the term that decribes the maximum population size that can be supported by the available resources?

  • Osmoregulation
  • Carrying Capacity
  • The set point
  • Population Density
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2. Which of the following is not a biotic factor?

  • pH
  • Disease
  • Accumulation of toxic waste
  • competition

3. What is the term used to describe any factor that may limit population growth

  • Carrying capacity
  • Environmental resistance
  • The death phase
  • Negative feedback

4. What is a Niche?

  • an ecological role and space that an organism fills in an ecosystem
  • The reproductive capacity of one individual in an ecosystem
  • A type of egg based pastry
  • the ability of an organism to resist the effects of interspecific competition

5. Population oscillations are regulated by a process called...

  • ...carrying capacity
  • ...negative feeback
  • ...biological control
  • ...environmental resistance

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