Unit 2 Marine biology Study guide Sample Pages

Definitions (Syllabus) Genetic diversity: the variety of genetic material present in a gene pool or population of a species Species diversity: the variety of species per unit area (e.g. habitat or a region) that includes both the number of species present and their relative abundance Ecosystem diversity: the variety per unit area of ecosystems, comprising the variety of habitats, number of ecological niches, trophic levels, ecological processes and the associated communities (per unit area); the largest scale of biodiversity https://en.wikipedia.org/wiki/Species_diversity https://en.wikipedia.org/wiki/Genetic_diversity https://en.wikipedia.org/wiki/Ecosystem_diversity Page 12 Creative commons license by-sa 4.0 © The Moffatt Group Australia 2018 Sample pages