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5th Grade Ch. 5 Lesson 1 What Is An Ecosystem

by Karen Holewinski on Nov 16, 2009

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Ch. 5 Lesson 1 What is an ecosystem?
ecosystem
- anyplace where living things are found
- all living & nonliving things in an area
- nonliving things incl.
population
- group of organisms of 1 species that live in an area at same time
community
- group of all populations in an area
biomes
- large ecosystems around world w/ generally same climate & organisms
- together make up biosphere
niche
- role an organism has in an ecosystem
- keeps ecosystem balanced
The niche of a spotted owl in a temperate rainforest is a hunter. Spotted owls are hunters in temperate rainforests.
habitat
- place in which an organism lives