1.a wide variety of hazards might cause a species to go extinct. Which of the following claims concerning the significance of various dangers is true? a.Endangering invasive species can result from interactions with them b.The majority of endangered plants are at risk due to habitat loss. c.Overexploitation is mostly a problem for plants. d.A species' endangerment is frequently explained by a single threat. e.Little is done by global change to make species endangered. 2.Which of the following claims concerning biodiversity hotspots is true? a.Hotspots can be crucial targets for conservation efforts if they can be found. b.Tropical regions are home to the majority of richness hotspots. c.Regions of tremendous diversity frequently cross taxonomic boundaries. d.The majority of abundance hotspots are terrestrial. e.Hotspots for biodiversity are always home to a significant number of endemic species. .