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biology > biodiversity > Flashcards

biodiversity Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

biodiversity

A

study of life

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2
Q

organism

A

lowest level of biological organization

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3
Q

unicellular organisms

A

different cell parts perform different functions

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4
Q

multicellular organisms

A

cells organize into tissues, organs, and organ systems (ex: humans)

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5
Q

population

A

group of interbreeding individuals living in a particular place

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6
Q

biotic community

A

group of organisms that live together within an environment. kept live by ecological niches

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7
Q

ecological niches

A

various roles performed by members of biotic community

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8
Q

producers/ autotrophs

A

produces food

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9
Q

macroconsumer/phagotrophs

A

animals feeding on plants and other animals

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10
Q

microconsumer/saprotrophs

A

feeds on dead organic matter

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11
Q

symbiosis

A

ecological relationship between organisms of different species

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12
Q

mutualism

A

both species benefit

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13
Q

commensialism

A

one benefits, other one isn’t affected

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14
Q

paratism

A

one benefits, one is hard

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15
Q

ecosystem

A

interaction of biotic and abiotic things

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16
Q

biosphere

A

made up of all the ecosystems all over te earth’s surface. “the sum”

17
Q

habitat

A

type of environment in which an organism lives in

18
Q

genetic diversity

A

diversity of genes and traits

19
Q

survivorship

A

ability to maintain life and prevent death

20
Q

reproductive success

A

ability to mate, produce offspring, and themselves

21
Q

species diversity

A

variety of species within an ecosystem.
balances population

22
Q

ecosystem diversity

A

variety of ecosystems and habitat

integrative levels
small diverse units at lower levels interact

there is unity in diversity
ensures that individuals even with fluctuations in environmental conditions have a fighting chance

biology (7 decks)

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