Answer: The correct answer is biodiversity.
Step-by-step explanation:
Biodiversity is defined as the system which refers to the variety of life present on Earth. It measures the variation at genetic, ecosystem and species level.
Ecosystem diversity is defined as the system which deals with the variation in ecosystem with geological location and its impact on human lifestyle and environment.
Genetic diversity is defined as the diversity which happens within the species. It is basically the total number of characteristics of genes which can makeup a genetic specie.
Species diversity is defined as diversity which tells us the total number of different species existing in a given community.
Hence, the correct answer is biodiversity.