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Flashcards in Ecology Deck (25):
1

The study of the relationships between organisms and between organisms and their physical environment

Define ecology

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All members of a species living in a given location make up a

Population

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All the interacting populations in a given area make up a

Community

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All the members of a community along with the physical environment in which they live

Ecosystem

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The portion of the earth in which all living things exist

Biosphere

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The main source of earths energy

Solar energy

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Nonliving factors

Abiotic

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Living factors

Biotic

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Factors of the environment such that are physical factors that sustain the lives and reproductive systems of organisms

Abiotic

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Limiting factors

Abiotic factors

11

Factors of an ecosystem are all the living things that directly or indirectly affect the environment. The organisms of an ecosystem interact in many ways. These interactions include nutritional in symbiotic relationships

Biotic factors

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The transfer of nutrients from one organism to another within the ecosystem

Nutritional relationships

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These organisms can use energy from the environment to synthesize their own food from inorganic compounds

Autotrophs

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These organisms cannot synthesize their own food and must obtain nutrients from other organisms

Heterotrophs

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These organisms of 10 nutrients from the remains of dead organisms these include bacteria and fungi

Saprophytes

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Animals that feed extensively on plants

Herbivores

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Animals that consume other animals

Carnivores

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Animals that consume both plant and animal

Omnivores

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Early should ship in which one organism benefits while others neither helped nor harmed

Commensalism

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A relationship in which both organisms

Mutualism

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A relationship in which one organism benefits while the other is harmed

Parasitism

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The transfer of energy from green plants there a series of organisms with repeated stages of eating and being eaten

Food chain

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The maximum number of organisms of a particular type that can be supported in an area

Carrying capacity

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The role that the species fills in its habitat it's job

Niche

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The replacement of one kind of community by another in an ecosystem

Succession