evolution and natural selection

Front

Who was the naturalist that traveled the world to study plants and animals?

Back

Charles Darwin

Front

What happened to the percentage of dark-colored moths in areas with decreased soot due to pollution laws?

Back

The percentage of dark-colored moths in the populations decreased.

Front

What is a theory in scientific terms?

Back

A theory explains something we see in the natural world that has been verified through repeated experiments or testing.

Front

What is an example of a behavioral adaptation?

Back

Opossum playing dead.

Front

Can a theory change into a law with enough evidence?

Back

False...it can never be a law.

Front

What is natural selection?

Back

Natural selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

What is an adaptation?

Back

An adaptation is a characteristic that improves an organism's ability to survive and reproduce in its environment.

Front

What is the difference between a hypothesis and a theory?

Back

A hypothesis is a testable prediction, while a theory is a well-substantiated explanation based on a body of evidence.

Front

What role does variation play in evolution?

Back

Variation among individuals in a population is essential for natural selection to occur.

Front

What is the significance of the peppered moth in studying evolution?

Back

The peppered moth is a classic example of natural selection, demonstrating how environmental changes can affect species.