Question

Which term is used to describe all the habitats around the world?

Ecosystem diversity
Genetic diversity
Natural selection
Species diversity

Answer 1

Am i right with A? I'm positive with this one

Answer 2

Yep. Habitats are also known as ecosystems, roughly defined.
Genetics and species have nothing to do with habitats, and natural selection isn't really a directly physical process.

TL;DR You are correct

Answer 3

*Okay, species DO have to do with habitats, but not in the sense of this question

Answer 4

Thanks again