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
a collection of organisms and materials that interact
only found in forests
the place where animals live
unchanging, fragile systems that are easily damaged
Kilometer
All of the above
Centimeter
Meter
Soil
Dead plants
Animals
Sunlight
Food webs
Resilience
Boundaries
Scale