Ecosystems. All the living AND nonliving parts of an environment, plus how they interact.
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Transcript of Ecosystems. All the living AND nonliving parts of an environment, plus how they interact.
Terrestrial Ecosystems On land. Examples: Forests, deserts, grasslands. N.C.’s main ecosystem: temperate
deciduous forest.
Freshwater Ecosystems Rivers, lakes, streams, wetlands. N.C. has many river ecosystems home
to: Fish, otters, alligators, algae, plants,
moss.
Species Group of organisms that share
characteristics and can breed with one another.
Example: white-tailed deer.
Populations All the members of a species living in a
certain area. Example: white-tailed deer in a forest.
Community All the populations of different species
living in an area. Example: white-tailed deer, chipmunks,
trees, fungi, insects living in a forest.
Competition Members of a population & community
compete for what they need to survive: Water, space, sunlight, food.
Habitat The place where an organism lives. Example: a rotting log is a habitat for
insects, worms, fungi.
Biotic The LIVING factors in an ecosystem. Examples: all the plants, fungi, and
animals in a forest.