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