Community patterns

Factors that Limit Populations

Factors that Limit Populations

Population

Population

What is a population?

What is a population?

1 I. How Populations Change in Size Objectives: • Describe the

1 I. How Populations Change in Size Objectives: • Describe the

1) What determines the number of species in a community? 2) How

1) What determines the number of species in a community? 2) How

Section 4-2 “What Shapes an Ecosystem?” p.90

Section 4-2 “What Shapes an Ecosystem?” p.90

density-dependent factors

density-dependent factors