Unit 10 Vocabulary Quiz

Pick the word that matches with the definition.

A remaining part or mark that shows evidence of an organism that lived in the distant past.

• Evolution

• Isotope

• Fossil

• Artificial Selection

Pick the word that matches with the definition.

An organism from which two or more species evolved.

• Alleles

• Common Ancestor

• Genetic Drift

• Radioactive Dating

Pick the word that matches with the definition.

Layered rock formed from accumulated sand, mud, clay, and other sediment at the bottom of oceans, lakes, and rivers.

• Fossil Record

• Isotope

• Index Fossil

• Sedimentary Rock

Pick the word that matches with the definition.

Factors that give some organisms in a population the opportunity to reproduce and deny that opportunity to others.

• Artificial Selection

• Selective Pressures

• Gene Flow

• Alleles

Pick the word that matches with the definition.

The process in which humans select organisms with desirable traits and cause them to reproduce.

• Artificial Selection

• Radioactive Dating

• Gene Flow

• Isotope

Pick the word that matches with the definition.

The process of the traits of a population of organisms changing over many generations.

• Fossil Record

• Gene Flow

• Evolution

• Genetic Drift

Pick the word that matches with the definition.

The exchange of genes between different populations of one species, or between closely related species from one population to another.

• Gene Flow

• Genetic Drift

• Genetic Diversity

• Alleles

Pick the word that matches with the definition.

One of several forms of an element, each with a different number of neutrons.

• Index Fossil

• Isotopes

• Alleles

• Radioactive Dating

Pick the word that matches with the definition.

The orderly collection of all known fossils that have existed throughout life's history.

• Index Fossil

• Fossil

• Theory

• Fossil Record

Pick the word that matches with the definition.

A structure in an organism that has lost all or most of the original function it had for an ancestor.

• Homologous Structure

• Polygenic Trait

• Vestigial Structure

• Common Ancestor