1. Community Interactions 2. Community Interactions• Powerfully affect an ecosystem• Include:– Competition– Predation– Symbiosis 3. Competition• When organisms…

1. Community Interactions 2. QUICK REVIEW What is community? What is population? 3. Community Interactions Powerfully affect an ecosystem Include: Competition Predation Symbiosis…

1. Ecology! The main components 2. What is Ecology? Ecology:the science that studies how organisms relate to each other and their environment QUESTIONS YOU SHOULD BE ABLE…

Slide 1Ecological Succession Ecosystems are constantly changing in response to natural and human disturbances. Slide 2 ecological succession: series of predictable changes…

Slide 1Communities in Transition Slide 2 Ecological Succession – The replacement of one community by another until a climax community is reached May take hundreds or thousands…

1. Ecological Succession a process of ecological change in which a series of natural communities are established and then replaced over time. Ms. Chen, 2007 2. Primary Succession…

Slide 1Succession Changes in Communities Slide 2 What is Succession?  The orderly process of change over time in a community.  Occurs both on land and water Slide 3…

Slide 1 Changes in Ecosystems: Ecological Succession Slide 2 succession Gradual process of change and replacement in a community. Slide 3 Succession usually emphasizes plant…

Slide 1Ecological Succession 4-2 What Shapes an Ecosystem? Slide 2 Ecosystems Change Ecosystems are constantly changing in response to natural and human disturbances. As…

Slide 1 Environmental Science Chapter 3 Notes #3 Slide 2 Energy Flow in Ecosystems  Producer /Consumer  Almost all organisms get their energy from the sun  Herbivore/…