A group of interbreeding organisms (species) living in the same area

All the populations in an ecosystem

Also known as a biome, includes all the living and nonliving features of an environment.

Nonliving factors that affects an ecosystem are called...

Which of the following is an example of a population?

If a scientists are studying the insects, birds, fish, and plants in an area, but not the water or the rocks, what ecological organization would they be studying?

What word best describes the mammals, fish, birds, and plants, as well as the sun, soil, air, and water in an environment?

The five levels of organization in the environment, from the first to the fifth level are_________________

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

A tick and a dog have this type of relationship.

A bee and a flower work together to benefit each other. This is an example of a ______. The bee helps the flower by pollinating it and the flower helps the bee by providing it with nectar.

A relationship between two organisms in which one organism benefits and the other neither helped nor harmed...

A relationship between two organisms in which one organism benefits and the other is harmed...