module 9 slides Flashcards

(34 cards)

1
Q

interspecific

A

two or more species

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2
Q

what is ecology

A

the study of interactions between organisms and their environments

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3
Q

what environments are included in ecology

A

abiotic and biotic

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4
Q

biotic environments

A

other organisms

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5
Q

abiotic environmets

A

no life: rocks, weather, temperature, etc

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6
Q

what is the relationship between ecology and evolution

A

to help us understand how earth works!

-ecology observe interactions between organisism and their environments and evolution explais how those interactions develop over time and continy to change.

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7
Q

predation

A

predator prey relationship

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8
Q

competition

A

can be intraspecific but interspecific drives coevolution because of competition for resources

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9
Q

symbiosis

A

live together in direct contact; benefit ,neutral, harmful

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10
Q

what interspecific interactions can cause coevolution

A

predation, competition, and symbiosis

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11
Q

coevoltion

A

join evolution between 2+ species driven by their interactions

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12
Q

deceptive markings

A

organisms appearance will imitate larger/scarier (more harmful organisms).

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13
Q

batesian mimicry

A

harmless species resembles an unpalatable or harmful species

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14
Q

example of batesian mimicry

A

scarlet king snake imitates the eastern coral snake (venemous). it imitates its appearance

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15
Q

competitive exlcusion

A

populations of two similar species compete for some limiting resource. Whoever uses it better lives

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16
Q

ecological niche

A

the specific set of biotic and abiotic resources that an organism uses in its environment

17
Q

fundamental niche

A

what the organisms can use

18
Q

realized niche

A

what the organism actually uses in nature

19
Q

what is a factor that can impact realized niche

20
Q

given enough time what can competition lead to

A

resource partitioning and species coexistence

21
Q

resource partioninig

A

the division of environmental resources by coexisting species

22
Q

where do you see resource partitioning

A

with similar species in same location

23
Q

example of resource partitioning

A

different heights of the saguaro cactus, animals use it for different resources.

Owls make nest on top, mouse lives in it,

24
Q

character displacement

A

occupy their own distinct niche, so they eat different things mostly

25
macroevolution is
evolutionary change above the species level
26
examples/charcteristics of macroevolution
emergence of terrestrial vertebrates through a series of speciation events -the impact of mass extinction on biodiversity -origin of key adaptations such as flight
27
factors that chnaged life over time
large scale processes: continental drift, mass extinction, adaptive radiation
28
what does adaptive radiation do
generates new lineages rapidly and simultaneously -then the new lineages may also diversify and undergo further radiations eventually becoming major branches f phylogeny life
29
what two phenomenon cause adaptive radiation
ecological opportunity and key innovation
30
ecological opporotunity
-invasion of unutilized ecological resources leads to rapid diversification like surviving mass extinction
31
what is key innovation
acquisition of a novel adaptive trait that allows organisms ti exploit previously unavailable ecological resources
32
what is perhaps one of the greatest key innovations of all time
the amniotic egg
33
what did the amniotic egg help with
surviving on land. the amniotic egg is 'air breathing' meaning it exchanges gases with the environment
34
what are the possible fates of adaptive radiation
eventual decline or extinction -start of something big and enduring