Biodiversity. Flashcards

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0
Q

What are three ways to measure biodiversity?

A
  1. Genetic diversity
  2. Species diversity
  3. Ecosystem diversity
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1
Q

What is biodiversity?

A

The variety of life in the world or in a particular habitat or ecosystem.

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2
Q

What is genetic diversity?

A

The total genetic info contained w/in all individuals of a species.

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3
Q

What is species diversity?

A

of species and relative abundance w/in a region.

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4
Q

What is ecosystem diversity?

A

Biotic communities and abiotic factors that influence the biota.

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5
Q

What is biotic and abiotic?

A

Biotic- living or once living components of a community.

Abiotic- temp and weather ( physical features) in a community.

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6
Q

Shannon-Weiner

A

Used to determine species diversity

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7
Q

What are the effects of biodiversity?

A
Habitat loss
Pollination
Introduction to new species
Over exploitation
Edge effect
Habitat fragmentation 
Area effect
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8
Q

What is edge effect?

A

Disturbances around edge of land ( disecrection, temp, and animals)

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9
Q

What is habitat fragmentation?

A

Braking of land into smaller areas caused by landslides and species invasion.

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10
Q

What is the area effect?

A

Bigger the area the more species there are.

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