the flow of energy through living things within an ecosystem
A shape that shows fewer items on the top
Organisms use nitrogen to build this
An example of a secondary consumer
Process that includes organization, metabolism, responsiveness, movements, and reproduction
Water vapor that cools and returns to liquid
An example of a primary consumer
Precipitation that seeps into the ground
Certain bacteria covert forms of nitrogen into this form
Something organisms need to build proteins and DNA for new cells
Are in the soil to break down nitrogen
Rain, snow, sleet, or hail
Another way nitrogen is converted into useable compounds
Consumer that are herbivores, feeding on plants. Caterpillars, insects, grasshoppers, termites and hummingbirds are all examples of primary consumers because they only eat autotrophs (plants).
How most energy enters the ecosystem
Cycle that is the Movement of nitrogen between environment and living things
Nitrogen ______ is the process where bacteria changes nitrogen gas into a form plants can use.
Precipitation that falls on land and flows into streams
Decomposition releases a form of nitrogen into this.
An example of a tertiary consumer
Makes up most of Earth's atmosphere