what is biodiversity Which of the following shows the correct chronological order (geologically oldest to most recent) of near or total extinctions for the organisms listed?

Biodiversity is the diversity of living beings, be they animals or plants, which together make up the totality of life on planet Earth.  In other words, the term biodiversity necessarily implies a large number of different species and genres of living beings, which interrelate with each other through food chains, sharing natural habitats or even establishing more complex links. In any case, it requires that heterogeneity that implies the existence of several different living beings from each other in a given space.