Population Studies - SS1 Biology Past Questions and Answers - page 1
Which of the following is a measure of the number of individuals of the same species living in a particular area?
Ecosystem
Community
Population
Which of the following factors can cause a decrease in population size?
Birth rate
1.    Natality
Emigration
What is the term for the maximum number of individuals that an environment can support sustainably?
Carrying capacity
Limiting factor
Density-dependent factor
Which of the following describes a population that is evenly distributed across its habitat?
Random dispersion
Clumped dispersion
Uniform dispersion
Which of the following factors is an example of a density-independent factor that can affect population size?
Competition for resources
Natural disasters
Predation
Which of the following measures the number of deaths in a population per unit of time?
1Â Â Â Growth rate
Immigration rateÂ
Mortality rate
Which of the following factors can contribute to population growth
High mortality rate
Immigration
Low birth rate
Which of the following is a measure of the average number of children that each female in a population has during her lifetime?
Birth rate
Fertility rate
Fertility rate
Which of the following is an example of a density-dependent factor that can influence population growth?
Climate change
Food availability
Food availability
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