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WorksheetsBiology 2021 Populations
Total questions: 15
Worksheet time: 8mins
The area inhabited by a population is called its
geographic range
Age structure
Density and distribution
Growth rate
determines whether the size of the population stays the same, increases, or decreases over time
geographic range
Age structure
Density and distribution
Growth rate
The number of individuals per unit area
geographic range
Age structure
Density
Growth rate
Individuals of a population may be observed to be clumped, uniform or random
geographic range
Age structure
distribution
Growth rate
group of organisms of a single species that lives in a given area
population
ecosystem
community
ecology
Populations will grow if there is a high rate of
births and immigration
deaths and emigration
deaths and immigration
births and emigration
Populations will get smaller if there is a high rate of
births and immigration
deaths and emigration
deaths and immigration
births and emigration
Under ideal conditions with unlimited resources, a population will grow at a _____ rate.
exponential
mathematical
arithmetic
logistic
When a population’s growth slows and then stops, following a period of exponential growth, it is called _____ growth.
exponential
mathematical
arithmetic
logistic
The maximum number of individuals of a particular species that a particular environment can support
natural increase
density independent
carrying capacity
density dependent
Demographic transition stage characterized by high birthrates and high death rates; the population remains fairly stable
Stage 1
Stage 2
Stage 3
Stage 4
Demographic transition stage when death rate declines, while the birthrate remains high.
Stage 1
Stage 2
Stage 3
Stage 4
Which of the following allowed the human population to increase exponentially?
agricultural revolution
industrial revolution
French revolution
bubonic plague
Density-dependent limiting factors include each of the following EXCEPT
competition
natural disasters
parasitism and disease
stress from overcrowding
Density-independent limiting factors include which of the following
competition
natural disasters
predation
stress from overcrowding
