BIO 105 Home
SELF QUIZ: BIODIVERSITY
Questions | Answers
 
  1. Genetic, Species, Ecosystem
  2. Aesthetic, Cultural, Food Security, Medicine, Economic, Ecosystem Services
  3. Beetles (33%), insects (74%), arthropods (86%), vertebrates (4%)
  4. Habitat loss, Introduced Species, Over-harvesting
  5. Larger islands have more species than smaller islands because rates of colonization are higher and extinction rates are lower. Islands closer to the mainland have more species because rates of colonization are higher and extinction rates are lower. Vice versa for small and far islands.
  6. First, don't fragment habitat. Second, larger reserves are better than smaller reserves and provide corridors between reserves.
  7. Definitions
    1. Species: "any subspecies" and "any distinct population segment of any species"
    2. Endangered Species: "any species which is in danger of extinction throughout all or a significant portion of its range..."
    3. Threatened Species: "any species which is likely to become an endangered species within the foreseeable future throughout all or a significant portion of its range."
  8. Listing, Protection of individuals, Protection of critical habitat, Carrying out a Recovery Program