'Ecological niches' presentation slideshows

Interactions within Communities

Interactions within Communities. Populations of different species interact in a community Some organisms rely on other organisms within the community for survival. Ecological Niches.

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Community

Community. Instead of a single population in a region these organisms are referred to as communities. Community -Consists of an association of population of different species that live and interact in the same place at the same time.

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Chapter 24

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http://capp.water.usgs.gov/gwa/ch_j/J-text7.html

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Ecology

Ecology The scientific study of the distribution and abundance of organisms and the interactions that determine distribution and abundance Begon , Harper, Townsend, 2006, Ecology, Blackwell.

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Extinction: A large Scale Random Transformation

Extinction: A large Scale Random Transformation. Co-Evolution & Niches. Any species living in a niche has evolutionary relationships with other species; some casual, some crucial

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Species

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Ecology

Ecology. Community Interations. Community Interactions. An ecological community consists of all the interating populations within an ecosystem, in other words, community is the biotic component. Competition. What are the effects of competition among species? Harmful ? Beneficial ?.

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Disease

Disease. Any impaired function of the body with a characteristic set of symptoms Application: Human biological risk. Distribution . Areas of the world in which a species live Application: Evolution shapes ecological niches and determines species distributions. Disturbance .

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Ecology

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Ecological Niches and Adaptation

Ecological Niches and Adaptation. Ecological niche Total way of life or functional role of a species in an ecosystem. Habitat Physical location of a species. Occupation. Address. Niches!!. Fundamental. Realized.

813 views • 10 slides

Chapter 5-3

Chapter 5-3. Ecological Niches & Adaptation. Question of the Day. Q: Which country is undergoing rapid population growth?. ECOLOGICAL NICHES. Each species in an ecosystem has a specific role or way of life.

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