science unit 2 study guide

What does the term "reproduce" mean?

• To make offspring

• To change color

• To grow larger

• To migrate

What are "variations" in organisms?

• Identical traits

• Differences in traits

• Similar behaviors

• Common habitats

What is a "pattern" in the context of organisms?

• A unique behavior

• Something we can observe over and over again

• A random change

• A single occurrence

What defines a "species"?

• A single organism

• A group of unrelated organisms

• A group of closely related organisms

• A random collection of animals

What is a "trait"?

• A behavior

• An observable characteristic such as color or size

• A habitat

• A diet

What is an "organism"?

• A non-living thing

• A living thing, such as a plant or animal

• A type of environment

• A physical trait

What does "environment" refer to?

• Only living things in an area

• Only nonliving things in an area

• All living and nonliving things in an area

• Only plants in an area

What are "physical traits"?

• Behaviors learned from parents

• Details about the body inherited from parents examples: four legs, white fur, eye color, whiskers

• Random changes in appearance

• Environmental adaptations

How can an organism's traits be affected?

• By its environment

• By its diet only

• By its size

• By its color

What is a "life cycle"?

• A single stage of life

• The set of changes an organism goes through throughout its life

• A random event in an organism's life

• A specific behavior pattern