Biodiversity, Human Activity, and Conservation (Leaving Cert Biology): Flashcards
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Practise the cards
15 cards from this deck
Definition of biodiversity
Definition of biodiversity
Variety of life in a given area
Three levels of biodiversity
Three levels of biodiversity
Species, genetic, and ecosystem diversity
Species diversity
Species diversity
Number of different species in an area
Genetic diversity
Genetic diversity
Variety of genes within each species
Ecosystem diversity
Ecosystem diversity
Range of different habitats in an area
Ireland's biodiversity loss since 1970
Ireland's biodiversity loss since 1970
Approximately half
Primary threat to biodiversity
Primary threat to biodiversity
Changes in land use
What invasive species do
What invasive species do
Outcompete native species for resources
Biodiversity loss effect on soil
Biodiversity loss effect on soil
Reduced soil quality
Economic impact: agriculture
Economic impact: agriculture
Reduced crop production due to fewer pollinators
Definition of conservation
Definition of conservation
Wise management & protection of environment
What rewilding involves
What rewilding involves
Returning habitats to more natural state
Carrying capacity
Carrying capacity
Max population size resources can support in ecosystem
% of Irish species facing extinction risk
% of Irish species facing extinction risk
Over 20%
How climate change affects biodiversity
How climate change affects biodiversity
Species can't adapt quickly enough to changing conditions