1. Square #1 Define each of the following: Biotic Factor Abiotic Factor
Limiting Factor
Carrying Capacity

2. Square #2
Chose one, 4-organism food chain from this food web and write the names of the organisms using arrows to show energy flow
Label the organisms as producers, primary, secondary, and tertiary consumers.

3. Square #3
The pyramid at the right represents energy. Label each level with the name and type of organism from your food chain.
If 10% of the total energy consumed is incorporated into the next level, write the amount of energy in each level if the bottom level starts at 1000 calories.

4. Square #4 Write the questions below and their answers.
What happens to the energy as you go up the pyramid?
Why?

5. Square #5 List the biotic and abiotic factors in this forest ecosystem

6. Square #6
List five factors that would be limiting factors in this forest ecosystem

7. Squares #7
Answer the following questions in complete sentences:
Predict what would happen to the members of the food chain if pollution from factories killed significant numbers of the primary consumers.
Predict what would happen if a better-adapted secondary consumer were to move into the ecosystem.
If humans built homes that decreased the habitat of this ecosystem, how would the carrying capacity be affected? Why?