Population Ecology in Lakes

Question 1

What are the 3 types of population models?

Answer 1

1. Population growth models (single species)
   ○ Exponential Population Growth
2. Population models of competing species
3. Population models of predator and prey

Question 2

What is the competitive exclusion principle?

Answer 2

Complete competitors cannot coexist. If species are able to coexist, there must be some difference between them in resource use.

Question 3

Draw the resource ratio model with niches of two species, and mark where they can coexist.