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Ecosystems

Ecosystems. 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.

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Ecosystems

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  1. Ecosystems

  2. Ecosystems • All the living AND nonliving parts of an environment, plus how they interact.

  3. Terrestrial Ecosystems • On land. • Examples: Forests, deserts, grasslands. • N.C.’s main ecosystem: temperate deciduous forest.

  4. Freshwater Ecosystems • Rivers, lakes, streams, wetlands. • N.C. has many river ecosystems home to: • Fish, otters, alligators, algae, plants, moss.

  5. Marine Ecosystems • Salty water; oceans.

  6. Species • Group of organisms that share characteristics and can breed with one another. • Example: white-tailed deer.

  7. Populations • All the members of a species living in a certain area. • Example: white-tailed deer in a forest.

  8. Community • All the populations of different species living in an area. • Example: white-tailed deer, chipmunks, trees, fungi, insects living in a forest.

  9. Competition • Members of a population & community compete for what they need to survive: • Water, space, sunlight, food.

  10. Habitat • The place where an organism lives. • Example: a rotting log is a habitat for insects, worms, fungi.

  11. Niche • How an organism acts (the role it plays) in an ecosystem.

  12. Biotic • The LIVING factors in an ecosystem. • Examples: all the plants, fungi, and animals in a forest.

  13. Abiotic • All the NONliving factors in an ecosystem. • Examples: light, temperature, weather, soil, water.

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