ecological suceession Flashcards

1
Q

ecology

A

the study of how organisms interact with their environment

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2
Q

biome

A

large geographic areas with similar climates and ecosystems

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3
Q

ecosystem

A

a system consisting of all of the interactions that occur between the abiotic and biotic factors within an environment

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4
Q

climate

A

the long term average temperature and rainfall that occur in particular region

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5
Q

ecological succession

A

transitions of species present in a community in an area virtually barren of life, or after disturbance

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6
Q

primary succession

A

series of changes that occur in an area with no ecosystem privily existed

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7
Q

secondary succession

A

series of changes that occur after a disturbance in an existing ecosystem

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8
Q

pioneer species

A

organisms that do not need soil to survive ; they start the soil building process (lichen and moss)

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9
Q

climax community

A

a relativity stable state of succession , or the end product of succession

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10
Q

limiting factor

A

a factor that limits the ability of a habitat to sustain a population

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11
Q

biodiversity

A

the number of different species of plant and animals in a area

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12
Q

sustainability

A

able to last or continue for a long time

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13
Q

adaption

A

an inherited trait that increases an organisms chance of surviving and reproducing in a particular environment

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14
Q

habitat

A

a place where an organism naturally lives and grows

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15
Q

microhabitat

A

a very small specialized habitat, such as the space under a rock

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16
Q

niche

A

the role that an organism plays in a habitat or ecosystem