New Requirements for Ecosystem Project--Please Read!

Requirement 1:  EVERYONE in your team must work together to make your presentation.  

Requirement 2:  Your presentation must demonstrate and understanding of following elements of the ecosystem:

• biotic and abiotic components
• producers, consumers, and decomposers
• predators and prey
• herbivores, carnivores, and omnivores

Requirement 3:  Your presentation must include a food web that contains at least two food chains.

Requirement 4:  presentation must show a symbiotic relationship within your ecosystem (commensalism, mutualism, or parasitism) and show

• who benefits
• who is harmed

Requirement 5:  Your presentation must introduce at least one stressful situation (overgrazing, overpopulation, natural disaster, introduction of a non-native species) into your ecosystem and predict the possible effects.  You may choose one of the following situations or invent your own:

• overgrazing
• overpopulation
• natural disaster
• introduction of a non-native species
• human impact/urban development