Chapter 11: Flashcards

1
Q

Genetic diversity

A

The differences in DNA composition among individuals

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2
Q

Extinction

A

Occurs in the last member of a species dies a species ceases to exist

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3
Q

Extirpation

A

Extinction of a certain population but not the species globally

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4
Q

Background rate of extinction

A

Extensions before humans, that occurred one by one

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5
Q

Causes of biodiversity loss:

A
Habitat loss
climate change
pollution 
over harvesting
invasive species
Human population
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6
Q

Red list

A

A list on current endangered species by the World Conservation Union (IUCN)

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7
Q

Biophilia

A

Human beings have instinctive love for nature and feel emotional bond with living things

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8
Q

Benefits of biodiversity

A
  1. Provides ecosystem services
  2. Maintains ecosystem function
  3. Enhances food security
  4. Organisms provide drug and medicine
  5. Economic benefit
  6. People seek connection with nature
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9
Q

Conservation biology

A

The scientific discipline devoted to understanding the factors, forces, and processes that influence the loss protection and restoration of biological diversity

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10
Q

Endanger species act (ESA)

A

Passed in 1973, the primary legislation for protecting biodiversity in the US. Prevents govt and citizens for destroying species and habitats

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11
Q

Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES)

A

1973, protects endangered species by banning the international transport of their body pats

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12
Q

Convention on Biological Diversity

A

In 1992, A treaty outlining importance of conserving biodiversity agreed to by the leaders of many nations

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13
Q

Captive breeding

A

Zoos and botanical gardens where individuals can we raised and reintroduced into the wild

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14
Q

Biodiversity hotspots

A

Areas that support an essentially great diverse city of species, usually endemic species

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15
Q

debt for nature swap

A

Conservation organizations raise money and offered to pay off a portion of developing nations international debt in exchange for a promise by the nation to support biodiversity

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16
Q

Community based conservation

A

I’ll just engaged local people in efforts to protect land and wildlife

17
Q

Taxonomists

A

Scientist to classify species using an organisms physical appearance genetic make up