[6.1] Habitats, Niches, and Species Interactions

[6.1] Habitats, Niches, and Species Interactions

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- area with a particular combination of physical and biological environmental factors that affect which organisms can live within it

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Each microhabitat has their own set of environmental conditions-

.

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The discovery of microbial communities called

has dramatically changed our understanding of ecology

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- variety of environmental conditions within which it can survive and reproduce

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- includes the range of physical and biological conditions in which it can survive and reproduce as well as the way it obtains the resources it needs

Multiple Choice

Intraspecific competition- members of the same species

Interspecific competition- members of other species

• True

• False

Multiple Choice

Intraspecific competition- members of the same species

Interspecific competition- members of other species

• True

• False

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Competitive

principle- states no two species can occupy exactly same niche in exactly the same habitat at exactly the same time

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A

species plays a vital and unique role in maintaining structure, stability, and diversity in an ecosystem

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- a particularly close, interdependent relationship between two species

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- relationship in which one organisms benefits and the other is neither helped nor harmed

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- relationship between two species in which both species benefit

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- relationship in which one organism lives inside or on another organism and harms it

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- relationship in which one organisms benefits and the other is neither helped nor harmed