Environmental Problems

Match it! Select the correct answer from the pull down...Good luck!

A natural resource that can be replaced at the same rate at which it is consumed is a:

The number and variety of organisms in an area at one time is:

What disease might chemicals cause many years after a person is exposed to them?

Nonrenewable energy resources that formed from the remains of ancient plants and animals are:

An unwanted change in the envioronment that is caused by substances or forms of energy is:

An organism that makes a home for itself in a new place is called a(n):

A natural resource that forms at a rate slower then the rate at which it is consumed is a:

Too many organisms in one area for the resources available is: