A close long term association between 2 or more species

Relationship where both organism benefit

Relationship where one organism benefits and the other is neither harmed nor helped

An organism where one organism benefits and another is harmed

A tapeworm and a cat have this type of relationship.

What type of symbiosis?  Skunks often live in burrows that have been dug and abandoned by woodchucks.  

A relationship that describe a close interaction between two different species is known as what?

After walking through a field, you find a tick attached to your leg. What is the tick's relationship to you?

An organism that kills and eats another for food

Which of the following is an interaction between 2 living organisms?

Which of the following is an example of a living organism interacting with a non-living thing in its ecosystem?

What type of interaction occurs when one animal hunts and eats another animal?

Which of the following is an example of mutualism in animals?

In a forest ecosystem, which interaction is demonstrated by a bird eating insects off a deer?