Front

The gradual change in species over time is...

Back

Evolution

Front

Darwin wrote that organisms with traits that are best suited to the environment will ________________

Back

increase in number

Front

What characteristic did Darwin observe about the finches on the Galapagos Islands? Options: Their feathers, Genotypes, Their beaks, Their body sizes

Back

Their beaks

Front

Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring?

Back

Natural Selection

Front

Genetic differences between organisms of the same species

Back

Variation

Front

What is the advantage of having different shaped beaks?

Back

To be able to eat the food readily available in the environment.

Front

The struggle for existence against other members of an organisms species is

Back

Competition

Front

Remains of ancient organisms are called

Back

Fossils

Front

A well-tested concept that explains a wide range of observations is called a(an):

Back

scientific theory

Front

Which scientist visited the Galapagos Islands and came up with the theory of natural selection?

Back

Charles Darwin