Final Flashcards

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1
Q

Ecology

A

Study of interactions between organisms and their environment

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2
Q

Organismal Ecology

A

Evolutionary adaptations that enable organisms to meet the challenges posed by their abiotic environment.

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3
Q

Biotic

A

All living organisms and relationships among them

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4
Q

Abiotic

A

Non-living environmental components, temperature, light, water, minerals, air.

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5
Q

Population

A

a group of individuals of the same species

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6
Q

Community

A

All organisms that live in a certain area

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7
Q

Community Ecology

A

interactions between species such as predation and competition, affect community

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8
Q

Ecosystem

A

includes all abiotic factors in addition to the community of species in a certain area.

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9
Q

Ecosystem Ecology

A

Questions concerning energy flow and the cycling of chemicals among the various biotic and abiotic.

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10
Q

Acclimation

A

Physiological adjustment that occurs in response to environmental change.

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11
Q

Greenhouse affect

A

Increase in Global temperature

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12
Q

Ecosystem Services

A

Functions performed by an ecosystem that directly / indirectly benefit people.

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13
Q

Interspecific Competition

A

between-species competition

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14
Q

Ecological Niche

A

total use of biotic/ abiotic resources in its environment

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15
Q

Niche

A

all the stuff an organism needs to survive and reproduce; the compilation of selection pressures that dictate an organism’s survival and reproduction

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16
Q

Mutualism

A

(+/-) Relationships among species where each species shapes the evolution of the other

17
Q

Parasitism

A

(-/-) Relationships where one species benefits and the other is harmed

18
Q

Commensalism

A

One species benefits and the other is neutrally affected (birds and elephants)

19
Q

Sustainability

A

Goal of developing, managing, & conserving earth’s resources in ways that meet the need of people todays w/o compromising the ability of the future generations to meet their needs.

20
Q

Causes of declining biodiversity

A

1) Habitat destruction and fragmentation
2) Invasive species
3) Overexploitation
4) Pollution