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