Food webs
Scale
Resilience
Boundaries
Dead plants
Animals
Sunlight
Soil
Meter
Centimeter
Kilometer
All of the above
unchanging, fragile systems that are easily damaged
a collection of organisms and materials that interact
only found in forests
the place where animals live
Conditions an animal needs to grow and reproduce
Flow of energy from one organism to another in a food web
Cycling of nitrogen between soil, water, and the atmosphere
Living and non-living things in an area and their interactions