Which biome has the most viarity of

I'm pretty sure it's the tropical rain forest. It is home to over 15 million different plants and animals, which scientists estimate over half of the entire world's population of species. 
I hope this helps, but your question was a bit difficult to understand.

Tropical rain forest . It is home to a huge amount of species that are animal or plant. 

they are mainly found is Southeast Asia, South America and Africa,
 

Air occupies