Review Tasks

Ecology

Population Growth of Clownfish Measured in the

Gulf of Carpentaria in Australia

Months Number of Clownfish

12345678

30009700

16,00028,50040,08040,20040,24040,256

1. Create a graph for this data, including all necessary details.

2. What is the carrying capacity for this environment? Label this on your graph.

3. What do you infer is taking place between the 5th and 7th months of this study?

4. Considering the organism being studied, what are three factors that could limit the growth of this population?

Task #1

Task #2: Explain what is occurring in each of these graphs.

Task #3

Explain how all organisms are inter-dependent using all of the following terms, and underlining each term as it is used:

Population, depend, abiotic, directly, resources

Task #4

• Create a small table listing the three types of symbiotic relationships and show how each organism is affected.

Example:Symbiotic Relationship Organism 1 Organism 2

(+) ?

Task #5

• Calculate the population density for the 5 boroughs of New York City (305 square miles) having a population of 8,405,837.

Task #6

• Explain the cycle of nitrogen in an ecosystem.