Features or characteristics passed from parents to their offspring are called:

• Genes

• Traits

• Species

• Variations

______ is the passing of traits from parents to offspring.

• Evolution

• Adaptation

• Heredity

• Variation

Differences in characteristics between individuals of the same kind is called:

• Mutation

• Heredity

• Variation

• Instinct

An ______ is the way an animal acts that it has not learned from its parents or environment.

• Adaptation

• Instinct

• Reflex

• Behavior

Skills and behaviors taught by parents to their offspring are:

• Environmental traits

• Instincts

• Learned traits

• Adaptations

Traits that change as a result of changes in a living thing’s surroundings are called:

• Environmental traits

• Hereditary traits

• Learned traits

• Natural traits

A ______ is a living thing of the same kind.

• Trait

• Species

• Variation

• Organism

______ is the process by which the best-suited organisms survive and pass on their traits.

• Natural selection

• Evolution

• Adaptation

• Heredity

What kind of trait is "Chelsea has blonde hair"?

• Physical

• Behavioral

• Learned

• Instinct

When a meerkat seeks shelter when it senses danger, this is an example of a:

• Physical trait

• Behavioral trait

• Learned trait

• Inherited trait