Ecology: Study Guide.
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A study guide for Science ecology.
Last updated 1:23 PM on 4/10/25
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9 Terms
1
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Another name for trophic level.
feeding position.
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What is an invasive species, and why is it harmful.
An invasive species comes into a habitat they don’t belong in and over take it.
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How do decomposers act as nature’s recyclers.
They keep nutrients constantly moving in the food web, cycling over and over.
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What determines a biome’s makeup.
Temp., rainfall, and geographic location.
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Difference between primary and secondary succession.
Primary- a fresh start, new land.
Secondary- starts after a severe disturbance, soil already present.
Secondary- starts after a severe disturbance, soil already present.
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How is bacteria helpful to the environment.
It’s important because they consume harmful occurrences such as oil spills, plastics in the ocean, etc.
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Three places on earth that support life.
Lithosphere, hydrosphere, and atmosphere.
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Abiotic vs Biotic
Biotic- living things: grass, fish, etc.
Abiotic- non-living things: rocks, water, sun, etc.
Abiotic- non-living things: rocks, water, sun, etc.
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Three types of symbiosis
Mutualism- both benefit.
Communalism- one benefits, other no benefits.
Parasitism: one benefits, other negatively impacted.
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Communalism- one benefits, other no benefits.
Parasitism: one benefits, other negatively impacted.
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Note 
Flashcards (77)