Share Environmental Science Final Exam Review Chapter 2.2
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State how migration could help animal populations survive.
Animals often migrate seasonally from cold regions where food is scarce to warm regions where food is more plentiful. Therefore, migration allows survival
How can humans minimize the negative effects of population growth?
Governments can require emission control standards and safe methods of waste disposal to minimize pollution damage.
Describe the negative consequences of human population growth.
With the growth of the human population, pollution from human activity, such as manufacturing and farming, destroys habitat and organisms.
What does a population undergo when it has no limiting factors?
Extinction
Population movement
Exponential growth
Which factor does not normally affect human population size?
Lack of resources
death rate
Population movement
A robin population that reaches its biotic potential probably shows __.
Exponential growth
No growth
Low groth
The number of robins that hatch in a year is the population’s ___.
Birthrate
Biotic potential
Carrying capacity
Instinctive seasonal movement of a population.
Migration
Population at risk but is not yet endangered.
Threatened species
Population that is at risk of extinction.
Endangered species
Population that has died out.
Extinct species
Number of individuals that die over a given time period.
Death rate
Number of offspring produced over a given time period.
Birthrate
