Chapter 11 Flashcards

(40 cards)

1
Q

Biological Magnification

A

the higher you go in the food chain, the more toxins you’ll find

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2
Q

Extirpation

A

localized extinction

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3
Q

Mass Extinction

A

when a lot of species die out

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4
Q

Nature-deficit disorder

A

people don’t go outside to enjoy nature

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5
Q

Conservation genetics

A

using knowledge of genetics to improve breeding

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6
Q

Endangered

A

species that can be extinct

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7
Q

Invasive species

A

non-native species

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8
Q

Biological diversity

A

the sum of all living things

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9
Q

Flagship species

A

“cute” or “cuddly” species picked to represent a country

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10
Q

Overharvesting

A

unsustainable harvesting

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11
Q

CITES

A

protects endangered species worldwide

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12
Q

Biodiversity hotspot

A

place with a lot of biodiversity hotspot

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13
Q

Global climate change

A

alteration of Earth’s climate

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14
Q

Species richness

A

number of species in an area

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15
Q

Ecosystem services

A

things naturally provided by nature

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16
Q

Relative abundance of species

A

how common a species is compared to other species

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17
Q

Subspecies

A

same species isolated over time to become different (ex: squirrels near colorado river)

18
Q

Ecosystem Resilience

A

ecosystem returns to its original state after a disaster

19
Q

Taxonomy

A

classifying living things

20
Q

Keystone species

A

species that play a critical role in the environment

21
Q

Red list

A

species that are endangered

22
Q

Genetic diversity

A

differences in DNA

23
Q

Ecotourism

A

visiting different countries to see ecosystem

24
Q

Inbreeding Depression

A

members of the same family mate (weak offspring)

25
Minimum viable population size
minimum population size required to survive
26
Biophilia
loves nature/life
27
Island Biogeography Theory
islands close to the mainland will have more biodiversity
28
Species diversity
number of species in each area
29
Living Planet Index
list of species on the planet (or measure of biodiversity on the planet)
30
Captive Breeding
taking species from the wildlife to breed them
31
Latitudinal gradient
more biodiversity closer to the equator
32
Umbrella species
if you protect one species, you protect other species too
33
Endemic
species that live in one area
34
Extinction
species no longer exists
35
Habitat alteration
damaged habitat
36
Conservation Biology
wants to protect and restore biodiversity
37
Background rate of extinction
natural rate of extinction
38
Threatened
species that can be endangered
39
Endangered species act
protects endangered species in the US
40
United Nations Environment Programme
wants to create environmental programs in developing countries