Ecology

Trophic Levels 1

Trophic Levels 2

Trophic Levels 3

Trophic Levels 4

Cycles of Matter

How They Feed - herbivore, carnivore, autotroph, etc.

Types of Interactions - types of symbiosis: mutualism, predation, etc.

Types of Interaction Examples

Food and Energy Transfers in an Ecosystem