Biology - Ecology

Ecology

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  • Created by: Mary Hill
  • Created on: 26-06-11 16:53

Ecology

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The study of the interaction of organisms with their environment

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Abiotic

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non-living component

i.e. rocks, water, temperature,light, oxygen, carbon dioxide etc

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Biotic

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Living component

i.e. food, predators, availability of mates etc. 

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Environment

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An organisms surroundings, both abiotic and biotic 

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Biosphere

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A layer of air, land and water around the Earth that supports life.

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Population

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A group of interbreeding organisms of the same species in a habitat

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Community 

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All of the different populations pf species interacting and living together

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Ecosystem

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A community of living organisms and the abiotic factors that affect them

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Habitat

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A place where an organism lives

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Microhabitat

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A small habitat

i.e. under a log

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Niche

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An organisms role or function in an ecosystem.

No species occupies the same, although they may be similar

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Biome

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Area of a combination of climate and soil conditions that gives rise to characteristic vegetation and in turn give rise to organisms with certain adaptations. 

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Comments

sukhbir

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cant download the sudio version...but thanks helped a lot

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