The most biodiverse ecosystem in the world is likely a

Answer 1

tropical rainforest. These dense forests are home to an incredibly wide variety of plant and animal species, many of which are found nowhere else on Earth. The high levels of rainfall and year-round warmth in tropical rainforests create a perfect environment for biodiversity to thrive. In fact, a single hectare of rainforest can contain as many as 750 species of trees and 1,500 species of plants, along with thousands of different insects, birds, and mammals. This incredible diversity makes tropical rainforests vital to the health of our planet and the survival of countless species.