Welcome to the Quiz!
This quiz contains 10 questions from a mix of 1 subtopics.
What happens to a population when it reaches the carrying capacity of its ecosystem?
the birth rate exceeds the death rate
the population size may stabilise or decrease
the population continues to grow exponentially
the death rate always exceeds the birth rate
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Which of the following are examples of limiting factors on population size?
competition and predation
availability of food and water
natural disasters
all of the above
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What is the term for the maximum population size an ecosystem can sustainably support?
limiting factor
population dynamics
carrying capacity
exponential growth
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Which of the following is NOT a characteristic of populations?
they change in size over time
they change in composition over time
they remain constant in composition
they are dynamic
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What happens to a population during the period of rapid growth in a population growth curve?
the population size remains constant
the population expands exponentially
the population size decreases
the population size stabilises
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What type of scale might be used to depict the exponential phase of a population growth curve in order to see all the data points most clearly?
exponential scale
logarithmic scale
linear scale
arithmetic scale
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Which of the following is an example of a biotic limiting factor?
availability of space
availability of water
natural disasters
competition
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Which of the following is an example of an abiotic limiting factor?
availability of water
predation
competition
disease
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What happens to a population when it exceeds the carrying capacity of its ecosystem?
the population size decreases
the population size continues to grow exponentially
the population size remains constant
the population size stabilises
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Describe and explain the 3 distinct phases of a population growth curve.
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