Food Webs Questions What is a trophic level?

What is the name of the trophic level at the bottom of a food chain?

What is another name of the secondary trophic level?

What is an example of a secondary consumer?

What are producers?

Give some examples of producers.

Define: consumers.

What do detritivores do?

What do decomposers do?

Create the food chain that was described in the forest ecosystem (top of pg. 3)

Define: biomass.

What happens to biomass as you go up a food chain?

What happens in an ecosystem at the different trophic levels if there is a loss in plant life?

In the river ecosystem, what would happen to the ants in the area if the salmon population was decreased? Why?

How can humans impact food webs? Explain.