In this ecosystem, what population will have the FEWEST number of organisms?

Identify a population in this picture

A brown headed cowbird lays it's eggs in another birds nest. The baby cowbird takes up precious resources from the bird who ends up raising it. What type of relationship is this?

A remora fish eats the scraps left behind by a shark. The remora gets food, the shark is unaffected. What type of symbiotic relationship is this?

What role do the mushrooms play in this food chain?

In the following food chain, which organism is a SECONDARY consumer?

In the following food chain, which organism would be considered a producer?

In the following food web, which animals eat the mouse?

How much of the energy from the grasshopper will the mouse actually consume? (What percent?)

Identify a community in this picture

How might this ecosystem be impacted if the owl dies?

The following diagram shows all of the interconnected food chains/feeding relationships. This diagram is called a _________.

What do the arrows indicate in food webs/food chains?