What ecological relationship results in one animal being hunted, killed, and eaten by another?

An ecological symbiotic relationship between two organisms where one benefits and the other is harmed…

If the producers produce 1000 J of energy, how much energy does the secondary consumer level receive?

What is the general term used to describe the interaction between two different organisms that are living in close physical association?

The stork uses its saw-like bill to cut up the dead animals it eats.  As a result, the dead animal carcass is accessible to some bees for food and egg laying.

Two male elephants are fighting over a cute little elephant at the watering hole.  

Which organism receives the least amount of energy from the producer?

The spider is a direct food source for which organisms? (choose all that apply)

Arrows in a food web represent...