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Community Ecology Skills- vocab review key
Community Ecology Skills- vocab review key

... species benefit c. the entire range of conditions an organism is potentially able to occupy d. development of community in area which has not supported life before e. number of species in the community f. two or more species living together in a close, long-term relationship g. replacement of specie ...
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... Replacement of Organisms Ecological Succession- the natural replacement of one community in particular area with a different, and usually more complex community, over a period of time ...
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... throughout the biosphere • In almost all cases, habitat and lead to loss of biodiversity • For example – In Wisconsin, prairie occupies <0.1% of its original area – About 93% of coral reefs have been damaged by human activities Introduced Species ...
environmental_studies_community_ecology_2
environmental_studies_community_ecology_2

... that elephant population density has risen so mulch in some southern African countries that there is concern about impacts on the landscape, the viability of other species and the livelihoods and safety of people living within elephant ranges.” ...
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... explanations. Together these hypotheses provide the most thorough and complete explanation to the existence of a richness gradient for all species. The strongest explanations are……” 2) Topic/Title: Adaptive Significance of Alarm Calls in Mammals Thesis Statement: “Alarm calls can serve as a means of ...
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... and a variety of different hybrids. A hybrid species is the most dominant genotype on the landscape in North America. - Spartina cord grass – native to east coast of North America. Moved to England where it hybridized with the native creating an infertile, clonally reproducing third species. Af ...
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... They help to break down the rock and trap tiny pieces of windblown soil to form new soil. Grasses and small shrubs begin to grow. Left undisturbed, the community will eventually develop in to a stable ecosystem known as a climax community. Please note primary succession can also occur in aquatic env ...
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Alien Invasion

... ►be able to define, compare, and contrast invasive species, alien species, and native species ►be able to describe at least three problems that may be associated with invasive species ►be able to describe at least three invasive species, explain how they came to be invasive, and discuss what can be ...
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Exam 6 Review - Iowa State University
Exam 6 Review - Iowa State University

... D) range E) None of the above 4.) Resource or niche partitioning is best described by which of the following statements? A) Species diversity is maintained by switching between prey species. B) A climax community is reached when no new niches are available. C) Slight variations in niche allow simila ...
Ecology Chapter 15 and 16 - Avon Community School Corporation
Ecology Chapter 15 and 16 - Avon Community School Corporation

...  Biota- all of the living parts of the biosphere  Hydrosphere- all of the water in its various forms in the biosphere  Atmosphere- the air surround Earth’s surface  Geosphere- Earth’s surface and below ...
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Introduced species



An introduced, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental. Non-native species can have various effects on the local ecosystem. Introduced species that become established and spread beyond the place of introduction are called invasive species. Some have a negative effect on a local ecosystem. Some introduced species may have no negative effect or only minor impact. Some species have been introduced intentionally to combat pests. They are called biocontrols and may be regarded as beneficial as an alternative to pesticides in agriculture for example. In some instances the potential for being beneficial or detrimental in the long run remains unknown. A list of some introduced species is given in a separate article.The effects of introduced species on natural environments have gained much scrutiny from scientists, governments, farmers and others.
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