Branches of Life Science
Living Things
Needs of Organisms
How Organisms Use Energy
Behavior and Reproduction
100
The scientific study of the areas of science that deal with living things.
What is LIFE SCIENCE?
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 studying or working in only one part of a subject.
What is SPECIALIZATION?
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 branch of life science that studies plants.
What is BOTANY?
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 moving nutrients in a living thing.
What is TRANSPORT?
300

The idea that living things come from nonliving things.

What is SPONTANEOUS GENERATION?

400
The branch of science that studies animals.
What is ZOOLOGY?
400
A reaction to a change.
What is a RESPONSE?
400

Chemical substances that are needed for growth and energy.

What are NUTRIENTS?

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
The branch of science that studies the way living things interact with their environment.
What is ECOLOGY?
500

The element found most in humans.

What is OXYGEN?

500

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

What is CELLULAR RESPIRATION?

500
Something produced in addition to the main product.
What is a BYPRODUCT?
500
Reproduction needing only one parent.
What is ASEXUAL REPRODUCTION?
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