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