Question

Total species diversity, or species richness, across all communities within a geographic area is referred to as ________ diversity.

Answer 1

gamma diversity

Step-by-step explanation:

Gamma diversity

The name was given by R. H. Whittaker ,

Gamma diversity = the total species diversity in the landscape .

Beta diversity = the differentiation among the habitats .

Alpha diversity = the mean species diversity in sites , or at local scale .

The product of alpha diversity and beta diversity together gives the gamma diversity .