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Sts > biodiversity > Flashcards

biodiversity Flashcards

1
Q

bio means?

A

life

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2
Q

diversity equals?

A

variety

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3
Q

Is the variety of life on Earth and the essential interdependence of all living things

A

Biodiversity

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4
Q

3 components of biodiversity

A

Ecological/Ecosystem Diversity
Species Diversity
Genetic Diversity

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5
Q

found in warm tropical waters above the continental shelf

A

Coral Reefs

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6
Q

Changes greatly between its source and its mouth

A

A river environment

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7
Q

the richest biomes in terms of species diversity

A

Wetlands

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8
Q

Reflect regional variations in climate

A

Terrestrial biomes

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9
Q

Grasslands with scattered trees

A

Savannas

Drier, tropical areas are characterized by the savanna

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10
Q

Defined by their dryness

  • Driest of all terrestrial biomes
A

Deserts

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11
Q

Spiny shrubs dominate the?

A

Chaparral

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12
Q

Is a shrubland with cool, rainy winters and dry

A

Chaparral biome

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13
Q

Found in the interiors of the continents, where winters are cold

A

Temperate grasslands

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14
Q

grow where there is sufficient moisture to support the growth of large trees

A

Temperate deciduous forests

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15
Q

Largest terrestrial biome on earth

A

Coniferous forest (taiga)

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16
Q

Characterized by long, cold winters and short, wet summers

A

Taiga

17
Q

It is a treeless biome characterized by extreme cold, wind, and permafrost

A

The artic tundra

18
Q

Importance of biodiversity

A

Medicine
Air and water purification
Pollination and seed dispersal
Economic/ cultural value
Drought, erosion and flood control

19
Q

Threats to biodiversity

A

Habitat destruction
Pollution
Species Introductions
Global climate change
Exploitation

20
Q

One of the 18 countries identified as containing 70% of the world’s biodiversity

A

Philippines

21
Q

Any species which are vulnerable to endangerment in the near future

A

Threatened Species

22
Q

Treats threatened Species not as a single category, but as a group

A

The World Conservation Union (IUCN)

23
Q

is used to refer to the least at risk of those three categories

A

Vulnerable Species

24
Q

refer to the more at risk categories of threatened species

A

Endangered and critically endangered

25
Q

Threats to Philippine Biodiversity

A

A. Habitat Destruction
B. Over- Exploitation
C. Chemical or Environmental Pollution
D. Biological Pollution

26
Q

Approaches to biodiversity conservation ans management

A
  1. IN-SITU Approaches
  2. EX-SITU Approaches
  3. Restoration and Rehabilitation
  4. Major Land Use
  5. Policy Institutional

Sts (1 decks)

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