The Oldest-Existing Biome,resulting in Having the Most Complex Diversity,is the ____

Question

The oldest-existing biome,resulting in having the most complex diversity,is the ____.  
A) tundra
B) taiga
C) tropical rain forest
D) desert
E) grassland

Accepted Answer

Tropical rain forests are believed to be the oldest-existing biome, with some areas dating back over 100 million years. They are also known for having the greatest diversity of species, with thousands of plant and animal species found within a single forest. This complexity and diversity is the result of millions of years of evolution and adaptation to the unique environmental conditions found within rain forests.