Controlling Population Size - WJEC

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

1. Which of the following is true about the exponential phase?

  • Bacterial cells divide at a constant rate
  • This rate of increase can be maintained indefinitely
  • Nutrients have been used up
  • The population density stays the same
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Other questions in this quiz

2. Select the correct order of the following phases of population growth...

  • The lag phase, The exponential phase, death phase and the stationary phase
  • The lag phase, The stationary phase, the exponential phase and the death phase
  • The lag phase, The exponential phase, The stationary phase and the death phase.
  • The exponential phase, The stationary phase, The lag phase and the death phase.

3. Which of the following is not an effect of pest damage?

  • Genetic mutation in crops
  • Spoiling food
  • Feeding on crops and animals
  • Competing with crop organisms for resources

4. Which of the following does not occur in the lag phase?

  • Certain factors limit population gowth
  • Enzyme synthesis
  • A species adapts to a habitat
  • There is a period of slow growth

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

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

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