Evolution Vocabulary and Concept Practice

What is an inherited characteristic that helps organisms survive?

• Evolution

• Adaptation

• Natural Selection

• Extinction

Evolution is...

• changes over time in populations

• natural process that passes favorable traits

• historical timeline of fossils

• the process in which an animal dies out

Natural selection is the process that passes down ____________________ traits.

• Same

• Old

• Useless

• Favorable

A mistake or change that occurs in the DNA sequence is called a ______________________.

• Extinction

• Speciation

• Mutation

• Genetic Variation

The process in which an animal cannot reproduce any more and dies out is known as _________________________.

• Speciation

• Extinction

• Evolution

• Natural Selection

When there is a difference in population based on genes, it is said to be a _______________.

• Mutation

• Speciation

• Extinction

• Genetic Variation

Group of organisms capable of interbreeding and producing fertile offspring.

• species
• gene pool
• population
• homologous structure

Gradual change in a population through adaptations over time.

• migration
• directional selection
• evolution
• speciation

Group of organisms all of the same species, living in the same place at the same time.

• gene pool
• population
• species
• evolution

A population moving from on place to another.

• speciation
• geographic isolation
• genetic drift
• migration