Things that harm an ecosystem by taking space, using natural resources and producing waste.

Living things in our environment- frogs, plants, deer, etc.

An organism's complete role, or function in its ecosystem including all the ways an organism survives.

All the organisms living in a place together with their environment

Gradual change of an organism within an ecosystem

All the living and nonliving things that surround and affect the organism

There is only so much food, water, shelter and space to support a specific number of organisms we call this

A group of organisms of the same species within an ecosystem

To be different in kind, an ecosystem needs these differences to support many populations of species

These include rocks, air, water and the sun

An ecosystem has been disturbed, but soil is still present (soil contains seeds and roots)

When all members of a certain species die off

Population of the species grows quickly and takes food and space away from other species. This is called

Nonliving things in our environment

A volcano erupts and leaves the land covered in rock. This is an example of

Which of the following is NOT something that quickly modifys an environment?

A place where an organism lives within an ecosystem

All the populations that llive and interact in an area

Happens when Earth's temperatures are colder than normal for a VERY long time

Living things in our environment- frogs, plants, deer, etc.

Living things in our environment- frogs, plants, deer, etc.