Question

Species diversity is primarily driven by which of the following factors?

Options

• Mutation and genetic recombination within populations

• Nutrient cycling and decomposition rates

• Geographic and climatic variation alone

• Evolutionary history, habitat variety, and climate

Answer 1

Species diversity is driven by evolutionary history, habitat variety, and climate. These factors determine which species can evolve, persist, and thrive in a given region, thereby influencing the variety and abundance of species present.