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100

A community of organisms and their abiotic, or nonliving, environment.

What is Ecosystem?

100

An organism that eats other organisms or organic matter.

What is Consumer?

100

A set of interacting parts that work together.

What is System?

100

 The tendency of a community to maintain a relatively constant structure.

What is Stability?

200

The movement of energy from one object or place to another.

What is Energy Transfer?

200

A gradual process of change and replacement in a community.

What is Ecological Succession?

200

An index that combines the number and relative abundance of different species in a community.

What is Species Diversity?

200

The path of energy transfer through various stages as a result of the feeding patterns of a series of organisms.

What is Food Chain?

300

A diagram that shows the feeding relationships between organisms in an ecosystem.

What is Food Web?

300

change over time in a community in an area that previously did not support life NO SOIL REMAINS.

What is Primary Succession?

300

change over time as a community replaces another that has been partially or totally destroyed, but the soil and other supports for life remain. SOIL REMAINS.

What is Secondary Succession?

300

The number and variety of organisms in a given area during a specific period of time.

What is Biodiversity?

400

The amount of variation in the genetic material within all members of a population.

What is Genetic Diversity?

400

A state where two or more organisms are dependent on each other.

What is Interdependence?

400

Ecological relationship in which two or more organisms depend on the same limited resource.

What is Competition?