10.3 - Biodiversity: Species Diversity Flashcards
Key biodiversity terminology and the different levels of biodiversity Interspecific and intraspecific variation Species richness and species evenness
What is biodiversity?
Variety of organisms in an area
What are the levels of biodiversity?
Ecosystem diversity
What is ecosystem diversity?
Number of habitats
What is species diversity?
Number of species and individuals in each species
What is genetic diversity?
Variation in alleles within a population
What is a habitat?
Place where a species lives
What is a community?
Living organisms of all species in an ecosystem
What is an ecosystem?
Interacting community of organisms and their environment
What is variation?
Differences between individuals
What causes variation?
Genetic and environmental factors
What is interspecific variation?
Variation between different species
What is intraspecific variation?
Variation between individuals within a species
What is species richness?
Total number of different species in a habitat
What is species evenness?
Comparison of the number of individuals of each species
