What do the arrows in a food chain show?

A relationship between two organisms where one is helped and the other is harmed.

The bacteria in our large intestine break down food that we consider waste. During this process, vitamins are released that we absorb into our bloodstream. This is an example of which symbiotic relationship?

Which organism in the food web is an omnivore?

What is likely to happen to the population of foxes if the population of rabbits decreases?

An organism that causes ecological or economic harm in a new environment where it is not native.

Which of the following is NOT an example of a symbiotic relationship?

Organism that is hunted and killed for food and nutrients

An organism that must eat to obtain energy is known as _________.

An organism that eats only meat.

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

Plants are producers because they make their own food. What is the prcocess plants use to make their own food?

In a food web or food chain the arrow always points toward?