Daniel Simberloff and Edward O

Multiple Choice

Daniel Simberloff and Edward O.Wilson tested the theory of island biogeography by first removing all arthropods from a group of mangrove islands and then measuring the recolonization of the islands over a two-year period.Which result did they not observe?

A) Species number rapidly increased at first,and then leveled off.
B) After two years,all islands had similar levels of species richness.
C) Recolonization rates were fastest for islands closest to the mainland.
D) After the first year,the number of species on each island changed relatively little.
E) After two years,each island had approximately the same number of species as it did originally.