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Bio 1A- Ecology Unit

Cusumano's Ecology Unit Exam

TermDefinition
Describe Earth's Hierarchy Earth, Biosphere, Biome, Ecosystem, Community, Population, Habitat, Niche
Climate Factors that separate major land biomes
Abiotic Factors (non living) air, water, soil
Biotic Factors (living) producers, 1st order consumers, 2nd order, decomposers
Organism classification in food webs and chains producers produce their own food, 1st order consumers are herbivores, 2nd order consumers are carnivores.
How will a disturbance affect a food web (answer will vary)
How does energy get transferred from the sun to different trophic levels? 10% of the energy from one food source passed to the next. 90% is lost to heat.
Factors affecting population growth Birth and death rates are changed; habitat is changed; etc..
Population curves Controlled population growth= "S curve" Uncontrolled population growth= "J curve"
Created by: kellybean
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