Relationships Nature's Way Of Recycling Ecology Trophic Levels Energy Flow Miscellaneous $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500
An association where one organisms benefits, while the other neither benefits nor is harmed.
A long term relationship in which one organism obtains nutrients from another.
A close relationship between two organisms of different species. Ex. microbes located in the digestive tract.
The use or defense of a resource by one individual that reduces the availability of that resource to other individuals.
The process by which inorganic materials move from the atmosphere to soil, into living organisms and back again.
T/F During ammonification, bacteria convert nitrogen gas into ammonium compounds.
An ecological unit that includes all the interacting parts of an environment in an area. Ex. a cave, a pond
All the living organisms that inhabit an environment. Ex. plants, animals, protists
The portion of Earth that sustains life. It extends from high in the atmosphere to the bottom of the oceans.