Variation in Population Size (AQA A-Level Biology): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is a population in biological terms?
What is a population in biological terms?
All organisms of same species in a habitat
What term describes how populations fluctuate in size and composition over time?
What term describes how populations fluctuate in size and composition over time?
Dynamic
Why do scientists use logarithmic scales to plot rapid population growth?
Why do scientists use logarithmic scales to plot rapid population growth?
All data points can be clearly shown
What relationship does logarithmic transformation create during exponential growth?
What relationship does logarithmic transformation create during exponential growth?
Linear
What are limiting factors?
What are limiting factors?
Factors that restrict population growth
What is carrying capacity?
What is carrying capacity?
Maximum sustainable population size
Is carrying capacity a fixed number?
Is carrying capacity a fixed number?
No, it changes with conditions
Which factor helps determine carrying capacity?
Which factor helps determine carrying capacity?
Food availability
What are abiotic factors?
What are abiotic factors?
Non-living environmental conditions
What happens as temperature moves from a species' optimum range?
What happens as temperature moves from a species' optimum range?
Population size declines