1) Organisms need nutrients in order to

A. utilize hydrogen and oxygen.

B. carry out essential life functions.

C. recycle chemical compounds.

D. carry out nitrogen fixation 2) Imported plants and animals in Hawaii have

A. caused native species to die out.

B. increased the native bird species.

C. improved soil fertility.

D. increased crop yields.

3)The land and water ecosystems that provide the resources that a person uses and that neutralize that person’s wastes is part of that person’s

A. biodiversity.

B. ecological footprint.

C. habitat.

D. ecological sustainability.

1.) Out of the choices given, organisms need nutrients in order to carry out essential life function. The correct answer is B.

2.) Imported plants an animals in the state of Hawaii have caused native species to die out. It s always important to never introduce new things to an environment if it will cause the death of native plants, etc. The correct answer is A.

3.) Out of the choices given, the ecological footprint is the a part of a person's own wastes. The correct answer is B.