Ch.18- Biogeography

Question 0

Species richness and area

Answer 0

species richness increases with increasing area sampled

Question 1

Biogeography

Answer 1

Study of ecological structure and process at large geographic scales

Question 2

Equilibrium Theory of island Biogeography

Answer 2

Developed to explain richness on oceanic islands

-number of species on an island is a balance between immigration and extinction

Question 3

Lower extinction rates

Answer 3

Primary producers/smaller organisms

Question 4

Higher extinction rates

Answer 4

• species at higher trophic levels
• species with mutualistic partners
• larger organisms

Question 5

Good dispersers

Answer 5

birds

-l