Population Ecology

Which image best depicts UNIFORM dispersion in an environment?

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If a population has 46 births and 12 deaths during a year, will the popn size increase or decrease?

• increase

• decrease

Tags

NGSS.MS-LS2-4

A nature preserve is 100 square miles. If 300 elephants live in the nature preserve, what is its population density?

• 300 elephants/square mile

• 30 elephants/square mile

• 3 elephants/square mile

• .3 elephants/square mile

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

• predation

• drought

• forest fire

• deforestation

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Anything that limits the growth of a population is?

• Population Density

• Limiting Factors

• Carrying Capacity

• Population Growth

Tags

NGSS.MS-LS2-4

Which of the following are density DEPENDENT limiting factors (select all that apply):

• Limited Resources

• Predation

• Parasites

• Human Impacts

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

This affects population growth based on the population size/density...

• Density Independent Limiting Factors

• Density Dependent Limiting Factors

The maximum number of organisms that can live in a population in a given area (birth rate and death rate are equal) is?

• Population Density

• Population

• Carrying Capacity

• Logistic Population Growth

Tags

NGSS.MS-LS2-4

An increase in population numbers until a point where the environment reaches the maximum number of organisms that can be supported is...

• exponential population growth

• logistic population growth

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

All of the organisms of the same species living in the same geographic area?

• Population

• Community

• Ecology

• Species