The most biodiverse ecosystem in the world is likely

Answer 1

the Amazon Rainforest in South America. This massive forest is home to an incredible array of plant and animal species, many of which are found nowhere else on Earth. With its rich biodiversity, the Amazon Rainforest plays a vital role in the health of the planet and is often referred to as the "lungs of the Earth" for its role in producing oxygen and absorbing carbon dioxide. However, due to deforestation and other human activities, the Amazon Rainforest is facing serious threats to its biodiversity.