5.9B & 5.9C Ecosystem Interactions & Changes

Ecosystem Interactions

Open Ended

What is an ecosystem?

Open Ended

Which organisms in this food web are producers? How do you know?

Open Ended

How would the balance of the ecosystem change if an oil spill prevented sunlight from reaching below the surface? Explain your answer.

Open Ended

Which organism would be affected if a disease killed the majority of the sea urchin population? Would this affect any additional organisms? Explain your answer.

Open Ended

How would the balance of the ecosystem change if humans hunt and kill almost all the Arctic hares? Explain your answer.

Open Ended

The Arctic wolf is the top predator in this food web. How would the populations of the other organisms change if the wolf was removed from the ecosystem? Explain your answer.

Open Ended

What two things are missing from this food web? Explain your answer.