Ecosystems Part 1

The above diagram is an example of ...

Which example is correct according to the diagram?

What are the four producers in the diagram.

What does the blue arrow represent and why is it important? Use full complete sentences.

Explain what could happen to the ecosystem if all the frogs suddendly died. Use full complete sentences.

Which statements are not a part of our Yellowstone ecosystem model?

Populations depend on and __________ with each other.

Survival of a species depends on its reproduction, food and the amount of ....

From your Gizmos Lab of the prairie ecosystem (Activity C), why did removing ferrets have such a powerful effect on the prairie ecosystem? Explain in full complete sentences.

What is the correct order of the five differenct trophic levels?

An organism that depends on other organisms for food are called...

In the lab write up of "oh, deer", what was your reasoning statement? Use full complete sentences.

Which one is not a example of a scientific model statement?

Using the graph above, what happens to the snowshoe hare when the arctic fox population decreases? Explain in full complete sentences.

Using the graph, what year did the snowshoe hare population increase?

Using the graph, what was the lowest number of artic foxes and what year did that occur?

Using the graph, in which years did the snowshoe hare have the greatest population?

What would happen to the snowshoe hare population if the foxes were hunted by humans and went exinct? Answer in full complete sentences.