Why is biodiversity important in the urban setting? what does it tell you about the environment?

It is important to distinguish between species richness and biodiversity. ... Species richness enhanced by exotics also often means the loss of distinctive ecosystems or small azonal habitat areas such as localised wetlands. This too represents a loss in overall global biodiversity.;0

Ithink option a is correct because you cannot donate a different blood group than yours because it won't match.option a says betsy can donate to mark. they have the same blood group so donation can happen.

Ur very welcome for