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