There are many reasons, some obvious and others not so obvious, but all equally important to conserve biodiversity. They are grouped into three categories.
Name them.

There are many reasons, some obvious and others not so obvious, but all equally important to conserve biodiversity. They are grouped into three categories. Among 3 categories, which one has a scope of 'bioprospecting', for exploring biodiversity for products of economic importance.

There are many reasons, some obvious and others not so obvious, but all equally important to conserve biodiversity. They are grouped into three categories. Give examples for Ex-situ conservation.