Biodiversity & Extinction Flashcards

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1
Q

“Biological Diversity”

A

Biodiversity

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2
Q

Refers to diversity or variety of life in a habitat or ecosystem

A

Biodiversity

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3
Q

2 Types of Biodiversity

A
  1. Terrestrial
  2. Marine
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4
Q

Refers to organisms on land

A

Terrestrial

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5
Q

Refers to organisms in water

A

Marine

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6
Q

Variety of different habitats, communities, and ecological processes

A

Ecosystem Diversity

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7
Q

Number and relative abundance of species found in a given biological system

A

Species Diversity

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8
Q

Total number of genetic characteristics in the genetic makeup of a species, can be correlated to the span of survival for a certain species.

A

Genetic Diversity

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9
Q

A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding

A

Species

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10
Q

Species that are not extinct

A

Extant Species

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11
Q

Species that are near extinction

A

Endangered Species

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12
Q

Fewer numbers of existing species than expected

A

Critically Endangered

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13
Q

Species that are preserved and maintained in zoos and other artificial habitats

A

Functionally Extinct

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14
Q

The dying out or termination of a species

A

Species Extinction

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15
Q

When a species goes extinct due to natural causes

A

Natural Extinction

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16
Q

Possible Causes for Natural Extinction

A
  1. Natural Climate Change (ex: Ice Age)
  2. Natural Disasters (ex: Volcanic Eruptions, Meteorites)
  3. Competition with other species
  4. Reduced food supply
  5. Diseases
17
Q

When a species goes extinct due to humans

A

Anthropogenic Extinction

18
Q

Possible Causes for Anthropogenic Extinction

A
  1. Hunting (For food, accessories, decoration, medication, industry, pleasure, etc.)
  2. Habitat Destruction (ex: Deforestation)
  3. Invasive Species