Living Things
Needs of Organisms
How Organisms Use Energy
Behavior and Reproduction
100
Any living thing.
What is an ORGANISM?
100
Organisms that make their own food.
What is an AUTOTROPH?
100
The process of taking in food.
What is INGESTION?
100
Seasonal movement of animals from one place to another and back.
What is MIGRATION?
200
The basic unit of structure and function in living things.
What is a CELL?
200

About two-thirds of your body is this.

What is WATER?

200
The process of breaking down food so that it can be used by living things.
What is DIGESTION?
200
The inactive state of some animals during winter months.
What is HIBERNATION?
300
The source of energy for most living things.
What is SUNLIGHT?
300
The process of keeping conditions inside a body constant.
What is HOMEOSTASIS?
300

The process of ingestion, digestion, and respiration are all a part of this.

What is metabolism?

300

An organism that is NOT actively obtaining energy, growing, and reproducing is said to be.

What is DORMANT?

400
A reaction to a change.
What is a RESPONSE?
400

When animals exhale, sweat, or urinate.

What is excrete waste?

400
The process of getting rid of wastes?
What is EXCRETION?
400
The process by which living things produce new organisms like themselves.
What is REPRODUCTION?
500

Organisms must be able to take in needed gases and get rid of waste gases.

What is Gas exchange?

500

The process by which a cell releases energy from food molecules using oxygen.

What is CELLULAR RESPIRATION?

500

Something produced in addition to the main product that is not needed.

What is a BYPRODUCT or waste product?

500
Reproduction needing only one parent.
What is ASEXUAL REPRODUCTION?