Biodiversity (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
Define biodiversity
Define biodiversity
Variety of all living organisms in a habitat or ecosystem
Three aspects biodiversity includes
Three aspects biodiversity includes
Species diversity, genetic variation, ecosystem range
How high biodiversity affects ecosystem stability
How high biodiversity affects ecosystem stability
Increases stability & resilience to environmental changes
How species show interdependence in ecosystems
How species show interdependence in ecosystems
Depend on each other for food, shelter, vital services
Resources biodiversity provides humans
Resources biodiversity provides humans
Food, medicine, raw materials
Examples of habitat destruction threats
Examples of habitat destruction threats
Deforestation, urbanisation, agriculture
How climate change threatens biodiversity
How climate change threatens biodiversity
Alters habitats, forces migration or extinction
Types of pollution reducing biodiversity
Types of pollution reducing biodiversity
Air, water, soil pollution
Examples of overexploitation
Examples of overexploitation
Overfishing, hunting, logging
How invasive species harm native species
How invasive species harm native species
Outcompete, prey on, bring diseases
Examples of protected areas for conservation
Examples of protected areas for conservation
National parks, nature reserves, marine protected areas
Sustainable practices for biodiversity
Sustainable practices for biodiversity
Sustainable agriculture, forestry, fishing
Examples of biodiversity legislation
Examples of biodiversity legislation
Endangered Species Act, Convention on Biological Diversity