Explain what natural selection is.

The process where organisms adapt to their environment.

A sudden change in an organism's genetics.

Give an example of natural selection in action.

Giraffes developing longer necks to reach higher leaves.

A sudden change in climate affecting a species.

A bird changing its color due to diet.

The process of mating among species.

A trait that helps an organism survive in its environment.

A sudden change in the environment.

The movement of species from one region to another.

What is genetic variation?

The difference in DNA among individuals of a species.

A sudden change in an organism's environment.

The process of natural selection.

How does selective breeding contribute to evolution?

By promoting natural selection in wild populations.

By allowing humans to choose desirable traits.

Describe the concept of speciation.

The process of extinction of a species.

The formation of new and distinct species in the course of evolution.

The migration of species from one continent to another.

What is genetic drift?

The movement of organisms from one habitat to another.

A sudden change in an organism's genetics.

Random changes in allele frequencies in a population.

The deliberate breeding of organisms.

Explain the role of mutations in evolution.

Mutations prevent evolution from occurring.

Mutations cause extinction of species.

Mutations provide new genetic variation for natural selection.

Mutations only occur in plants.

How does environmental change influence evolution?

It prevents natural selection from occurring.

It selects for traits that are better adapted to the new conditions.

Discuss the role of fossils in understanding evolution.

Fossils provide direct evidence of evolutionary changes over time.

Fossils can be used to date rocks.

Fossils are found only in specific regions.

Fossils are not useful for studying evolution.

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