6. Why do you think the process was repeated three times?
7. There are many human-caused losses of biodiversity, such as habitat destruction and the introduction of invasive species. Are there any natural events that could alter the diversity index? We cut trees down, were moving into suburbs
8. How do invasive species change the diversity index? If insects eat plants in your garden it's gonna hurt.
9. What do you think would happen to a habitat if the plant diversity declines. What happens if plants are gone.