apes unit 7 Flashcards

1
Q

2 factors that determine biodiversity

A

imagration and exticntion

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2
Q

2 factors that determine immigration and extinction

A

island size and distance from the mainland

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3
Q

smaller islands

A

fewer different species because of high extinction rates

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4
Q

islands that are closer to the mainland

A

have higher immigration rates

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5
Q

competition

A

takes place when an individual attempts to use the same resource

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6
Q

interspecific

A

between different species

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7
Q

intraspecific

A

within the same species

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8
Q

competitive exclusion principle

A

the elimination of one of two different species with identical needs for resources

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9
Q

resource partitioning

A

avoiding competition for resources by using shared resources at different times

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10
Q

fundamental niche

A

the full range a population can theoretically use

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11
Q

realized niche

A

an organism actually occupies due to limiting factors and competition

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12
Q

spatial

A

different species occupy different areas

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13
Q

dietary

A

organisms separate resources by what they eat

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14
Q

plant height

A

animals separate out by height

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15
Q

temporal/time

A

eating at different times

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16
Q

predator/prey

A

-natural selection
- helps promote successful traits

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17
Q

predators

A

-attack
-camofaluge
-chemcials

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18
Q

prey

A

-defend
-run away
-camouflage
-protective covering
-mimicry

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19
Q

symbiosis

A

long term relationship between 2 species

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20
Q

partastims

A

species 1: hurt😔
species 2: helped 😀

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21
Q

mutualism

A

species 1: helped😀
species 2: helped 😀

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22
Q

commensalism

A

species 1: doesn’t care
species 2: helped 😀

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23
Q

native

A
  • evolved with the ecosystem
  • helps ecosystems functions
    -ex: northern leopard frogs
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24
Q

non native/invasive

A
  • decreases biodivertsty
  • did not eveolve with ecosystem
  • no predators
  • globalization = spread exponeteionaly
  • ex: cane toads in austrlia
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25
Q

indicator

A
  • can indacate that something is disrupting the ecosystem
  • ex: birds
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26
Q

keystone

A
  • plays a vital role in the ecostytem
  • sea otters
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27
Q

generalist

A

thrives in any condtions
ex: people

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28
Q

specilasit

A

can only live in a narrow range of conditions
ex pandas

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29
Q

threanted

A

in danger of becoming endangerd
ex: polar bears

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30
Q

endergard

A

in danger of going extinct
ex tigers

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31
Q

locally extinct

A

extinct from an area

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32
Q

eclogcialy extinct

A

the population is low that no species can fulfill its role

33
Q

biologcialy extinct

A

gone forver
ex passnger pigeon

34
Q

bottleneck effect

A

when pop gets to small

35
Q

what makes species more vunrable

A

-low reporduction rates
- speclized niche
-narrow distribution
- feeds at high trophic levels
- fixed migration patterns
- rare
- commercially vallubel
- large terirtoes
-behavioral patters

36
Q

why we should pay attention to species extinction

A

-instrumnetal value: acuring something else
- ecolgcial servcies: polnatiers

37
Q

intrinsc value

A

valuble in its self

38
Q

supporting

A

necrasry for all other ecosystem servcies
ex: biodiversity, soil formation

39
Q

provisioning

A

supply or provding something for use
ex:
medicine coming from trees

40
Q

regulating

A

keep under control
ex: planters
trees converting carbon to oxeyegn

41
Q

cultrual

A

non material benfits for humans
ex:
walking on trails
hunting

42
Q

flying fox

A

keystone
pollennators
ensgnerd

43
Q

long nose bat

A

saved from extinctio
keystone

44
Q

kudzu

A

invasive

44
Q

afrcian killer bee

A

invasive
brought for sectifc research
escaped

45
Q

pollinators

A

keystone

46
Q

fish

A

indactor species

47
Q

zebra mussles

A

invasive species to great lakes

48
Q

kelp

A

keytsone
habitat

49
Q

passenger piegon

A

bioloclay extinct

50
Q

amphibains

A

indicator
species

51
Q

dung beetles

A

keystone
recyles nutreints

52
Q

water hyacinth

A

acidently intorduced
casued dieases and loss of food]

53
Q

weevils

A

biologcial control of water hyacinth

54
Q

nile purch

A

introdcue on purpose
casued extinctionof other species in lake victoria

55
Q

sea otters

A

keystone

56
Q

brown tree snakes

A

invasive
acdenyly intorduced
on boat

57
Q

cane toads

A

intoduced on purpose to control cane grub for eating cane crops
taking over austrlia

58
Q

top predators

A

keystone
wolves in yellow stone

59
Q

aisain carp

A

invasive
intodiced on purpose by flooding

60
Q

fireants

A

invansive
by ship

61
Q

shakrs

A

keystone
apex

62
Q

little brown bat

A

ketsone
eats insects

63
Q

whooping crane

A

endgerd
loss of wetlands

64
Q

california condor

A

endangerd
scavngers

65
Q

moutian gorlia

A

loss of habtital
cricly endagerd
poching

66
Q

blue whale

A

endangerd
takes long to reporduce

67
Q

ginat papnda

A

speclist
vunrable

68
Q

carolina parkeet

A

extinct
habitat taken away

69
Q

black footed ferets and paraire dogs

A

considerd pest so poisned
captive breeding

70
Q

pros of zoos/captive breeding/gene banks

A

-preserves gentic info
-preserves species
-education
-awarness

71
Q

cons of zoos/captive breeding/gene banks

A
  • succes rate varies
    costly
  • not enough to introduce to main pop
  • not enough faciltes
72
Q

cites global

A

to proctect species from going extinct
regulates trade

73
Q

migratory bird act global

A

protects birds that migrate btwn us and canda

74
Q

endangerd species act US

A

defines a species in danger of extinction
proetcst habtiat
makes recovery plan
USFWS makes list

75
Q

eminent domain

A

owner forced to sell propety for public good

76
Q

regulatory mangmnet of prperty

A

keep prperty but not allowed to devolp it if its an endangered species habitat

77
Q

1 reason for species extinction

A

habiata loss

78
Q

hippco

A

H: habtiat loss
I: incasive species
P: pop growth of humans
P: pollution
C: climate change
O: over harvesting