Biodiversity & Extinction Flashcards
“Biological Diversity”
Biodiversity
Refers to diversity or variety of life in a habitat or ecosystem
Biodiversity
2 Types of Biodiversity
- Terrestrial
- Marine
Refers to organisms on land
Terrestrial
Refers to organisms in water
Marine
Variety of different habitats, communities, and ecological processes
Ecosystem Diversity
Number and relative abundance of species found in a given biological system
Species Diversity
Total number of genetic characteristics in the genetic makeup of a species, can be correlated to the span of survival for a certain species.
Genetic Diversity
A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding
Species
Species that are not extinct
Extant Species
Species that are near extinction
Endangered Species
Fewer numbers of existing species than expected
Critically Endangered
Species that are preserved and maintained in zoos and other artificial habitats
Functionally Extinct
The dying out or termination of a species
Species Extinction
When a species goes extinct due to natural causes
Natural Extinction