Population growth rate is most accurately determined by:

• Total births

• Total deaths

• The difference between birth rate and death rate

• The sum of birth rate and death rate

A population with a large proportion of young individuals is likely experiencing:

• Population decline

• Stable population size

• Slow growth

• Rapid growth

Which term refers to the number of individuals in a specific area?

• Carrying capacity

• Population density

• Population size

• Limiting factor

Population changes are influenced by:

• Migration patterns

• Immigration and emigration

• Geographic location

• All of the above

Tags

NGSS.MS-LS2-4

The carrying capacity of an environment is defined as:

• The maximum population density

• The maximum population size an environment can sustain

• The rate of population growth

• The number of limiting factors

Density-dependent limiting factors on population growth include:

• Natural disasters

• Competition and disease

• Unusual weather

• Pollution

Tags

NGSS.MS-LS2-4

Which of the following is a density-independent limiting factor?

• Predation

• Disease

• Competition

• A volcanic eruption

Air pollution originates from:

• Mobile and stationary sources

• Burning fossil fuels

• Industrial and agricultural activities

• All of the above

Pollution from a specific, identifiable location is classified as a:

• Nonpoint source

• Point source

• Area source

• Mobile source

Diffuse pollution, such as runoff from fields, is classified as a:

• Point source

• Nonpoint source

• Stationary source

• Natural source