1. ecology: ecosystems (1/2 page) - choose one of these:
a. choose two of the biomes from the weeks 3-4 notes outline. describe the abiotic and
biotic factors that determine ecosystem structure of each biome. then explain the
specific major impacts of human activities on each biome, and how we can reduce these
impacts.
b. describe two ecosystem functions that are important for human existence and economy.
for each function, explain how human activities have impacted the ability of the
ecosystem to provide this function, and how we can reduce these impacts.
2. ecology: species interactions (~1/2 page) - choose one of these:
a. describe the competitive exclusion principle in your own words. how does competitive
exclusion determine the niches of different species in a community? give an example to
support your answer.