Island Biogeography and Metapopulations

What might ultimately control the number of species that a new island can support?

With regards to habitat patches what is not desirable?

Ecotones are known to support high levels of biodiversity. Is edge desirable according to IBT?

Which factor would affect habitat patch quality on a chalk downland over time?

What were the large self-sustaining populations called within a meta-population?

Which 2 parameters influenced colonisation and extinction rates in Island Biogeography theory?