7. ecology – the study of how all
things in an ecosystem interact
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8. habitat – the place where an
organism lives
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links!
9. niche – the role of an organism in
its community
What does the species eat?
What eats the species?
What environment does the species need?
Is the species active by night or by day?
NO TWO SPECIES CAN FILL THE SAME NICHE!
10. producer – an organism that produces
oxygen and food like plants and algae
11. consumer – animals are consumers.
They eat algae, plants, or other animals.
12. decomposer – organisms, such as bacteria, fungi,
and worms that break down dead plants and
animals into useful things like minerals that enrich
the soil.
